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annotate src/video/SDL_blit_auto.c @ 5206:25ffd4e5255c

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Minor consistency cleanup and documentation link update.
author Sam Lantinga <slouken@libsdl.org>
date Sun, 06 Feb 2011 00:48:41 -0800
parents d976b67150c5
children
rev   line source
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1 /* DO NOT EDIT! This file is generated by sdlgenblit.pl */
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2 /*
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3 SDL - Simple DirectMedia Layer
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4 Copyright (C) 1997-2011 Sam Lantinga
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5
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6 This library is free software; you can redistribute it and/or
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7 modify it under the terms of the GNU Lesser General Public
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8 License as published by the Free Software Foundation; either
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9 version 2.1 of the License, or (at your option) any later version.
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10
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11 This library is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 Lesser General Public License for more details.
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15
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16 You should have received a copy of the GNU Lesser General Public
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17 License along with this library; if not, write to the Free Software
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18 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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19
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20 Sam Lantinga
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21 slouken@libsdl.org
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22 */
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23 #include "SDL_config.h"
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24
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25 /* *INDENT-OFF* */
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26
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27 #include "SDL_video.h"
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28 #include "SDL_blit.h"
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29 #include "SDL_blit_auto.h"
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30
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31 static void SDL_Blit_RGB888_RGB888_Scale(SDL_BlitInfo *info)
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32 {
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33 const int flags = info->flags;
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34 int srcy, srcx;
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35 int posy, posx;
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36 int incy, incx;
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37
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38 srcy = 0;
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39 posy = 0;
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40 incy = (info->src_h << 16) / info->dst_h;
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41 incx = (info->src_w << 16) / info->dst_w;
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42
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43 while (info->dst_h--) {
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44 Uint32 *src;
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45 Uint32 *dst = (Uint32 *)info->dst;
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46 int n = info->dst_w;
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47 srcx = -1;
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48 posx = 0x10000L;
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49 while (posy >= 0x10000L) {
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50 ++srcy;
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51 posy -= 0x10000L;
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52 }
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53 while (n--) {
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54 if (posx >= 0x10000L) {
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55 while (posx >= 0x10000L) {
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56 ++srcx;
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57 posx -= 0x10000L;
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58 }
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59 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
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60 }
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61 *dst = *src;
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62 posx += incx;
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63 ++dst;
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64 }
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65 posy += incy;
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66 info->dst += info->dst_pitch;
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67 }
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68 }
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69
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70 static void SDL_Blit_RGB888_RGB888_Blend(SDL_BlitInfo *info)
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71 {
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72 const int flags = info->flags;
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73 Uint32 srcpixel;
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74 Uint32 srcR, srcG, srcB, srcA;
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75 Uint32 dstpixel;
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76 Uint32 dstR, dstG, dstB, dstA;
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77
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78 while (info->dst_h--) {
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79 Uint32 *src = (Uint32 *)info->src;
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80 Uint32 *dst = (Uint32 *)info->dst;
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81 int n = info->dst_w;
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82 while (n--) {
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83 srcpixel = *src;
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84 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
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85 dstpixel = *dst;
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86 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
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87 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
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88 /* This goes away if we ever use premultiplied alpha */
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89 if (srcA < 255) {
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90 srcR = (srcR * srcA) / 255;
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91 srcG = (srcG * srcA) / 255;
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92 srcB = (srcB * srcA) / 255;
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93 }
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94 }
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95 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
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96 case SDL_COPY_BLEND:
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97 dstR = srcR + ((255 - srcA) * dstR) / 255;
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98 dstG = srcG + ((255 - srcA) * dstG) / 255;
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99 dstB = srcB + ((255 - srcA) * dstB) / 255;
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100 break;
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101 case SDL_COPY_ADD:
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102 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
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103 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
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104 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
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105 break;
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106 case SDL_COPY_MOD:
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107 dstR = (srcR * dstR) / 255;
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108 dstG = (srcG * dstG) / 255;
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109 dstB = (srcB * dstB) / 255;
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110 break;
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111 }
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112 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
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113 *dst = dstpixel;
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114 ++src;
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115 ++dst;
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116 }
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117 info->src += info->src_pitch;
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118 info->dst += info->dst_pitch;
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119 }
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120 }
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121
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122 static void SDL_Blit_RGB888_RGB888_Blend_Scale(SDL_BlitInfo *info)
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123 {
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124 const int flags = info->flags;
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125 Uint32 srcpixel;
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126 Uint32 srcR, srcG, srcB, srcA;
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127 Uint32 dstpixel;
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128 Uint32 dstR, dstG, dstB, dstA;
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129 int srcy, srcx;
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130 int posy, posx;
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131 int incy, incx;
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132
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133 srcy = 0;
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134 posy = 0;
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135 incy = (info->src_h << 16) / info->dst_h;
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136 incx = (info->src_w << 16) / info->dst_w;
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137
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138 while (info->dst_h--) {
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139 Uint32 *src;
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140 Uint32 *dst = (Uint32 *)info->dst;
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141 int n = info->dst_w;
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142 srcx = -1;
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diff changeset
143 posx = 0x10000L;
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144 while (posy >= 0x10000L) {
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145 ++srcy;
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diff changeset
146 posy -= 0x10000L;
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147 }
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diff changeset
148 while (n--) {
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149 if (posx >= 0x10000L) {
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150 while (posx >= 0x10000L) {
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151 ++srcx;
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152 posx -= 0x10000L;
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153 }
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154 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
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155 }
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156 srcpixel = *src;
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157 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
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158 dstpixel = *dst;
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159 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
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160 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
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161 /* This goes away if we ever use premultiplied alpha */
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162 if (srcA < 255) {
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163 srcR = (srcR * srcA) / 255;
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164 srcG = (srcG * srcA) / 255;
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165 srcB = (srcB * srcA) / 255;
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166 }
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167 }
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168 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
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169 case SDL_COPY_BLEND:
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170 dstR = srcR + ((255 - srcA) * dstR) / 255;
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171 dstG = srcG + ((255 - srcA) * dstG) / 255;
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172 dstB = srcB + ((255 - srcA) * dstB) / 255;
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173 break;
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174 case SDL_COPY_ADD:
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175 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
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176 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
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177 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
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178 break;
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diff changeset
179 case SDL_COPY_MOD:
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180 dstR = (srcR * dstR) / 255;
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181 dstG = (srcG * dstG) / 255;
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182 dstB = (srcB * dstB) / 255;
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183 break;
2262
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184 }
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185 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
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186 *dst = dstpixel;
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187 posx += incx;
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188 ++dst;
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189 }
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190 posy += incy;
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191 info->dst += info->dst_pitch;
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192 }
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193 }
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194
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195 static void SDL_Blit_RGB888_RGB888_Modulate(SDL_BlitInfo *info)
2262
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196 {
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197 const int flags = info->flags;
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198 const Uint32 modulateR = info->r;
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199 const Uint32 modulateG = info->g;
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200 const Uint32 modulateB = info->b;
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201 const Uint32 modulateA = info->a;
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202 Uint32 pixel;
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203 Uint32 R, G, B, A;
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diff changeset
204
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205 while (info->dst_h--) {
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206 Uint32 *src = (Uint32 *)info->src;
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207 Uint32 *dst = (Uint32 *)info->dst;
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208 int n = info->dst_w;
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209 while (n--) {
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210 pixel = *src;
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211 R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel; A = 0xFF;
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diff changeset
212 if (flags & SDL_COPY_MODULATE_COLOR) {
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213 R = (R * modulateR) / 255;
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214 G = (G * modulateG) / 255;
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215 B = (B * modulateB) / 255;
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diff changeset
216 }
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diff changeset
217 if (flags & SDL_COPY_MODULATE_ALPHA) {
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218 A = (A * modulateA) / 255;
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219 }
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diff changeset
220 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
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diff changeset
221 *dst = pixel;
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diff changeset
222 ++src;
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223 ++dst;
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224 }
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diff changeset
225 info->src += info->src_pitch;
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diff changeset
226 info->dst += info->dst_pitch;
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diff changeset
227 }
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diff changeset
228 }
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diff changeset
229
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diff changeset
230 static void SDL_Blit_RGB888_RGB888_Modulate_Scale(SDL_BlitInfo *info)
2262
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diff changeset
231 {
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diff changeset
232 const int flags = info->flags;
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diff changeset
233 const Uint32 modulateR = info->r;
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diff changeset
234 const Uint32 modulateG = info->g;
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parents:
diff changeset
235 const Uint32 modulateB = info->b;
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parents:
diff changeset
236 const Uint32 modulateA = info->a;
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parents:
diff changeset
237 Uint32 pixel;
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diff changeset
238 Uint32 R, G, B, A;
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parents:
diff changeset
239 int srcy, srcx;
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diff changeset
240 int posy, posx;
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diff changeset
241 int incy, incx;
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diff changeset
242
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parents:
diff changeset
243 srcy = 0;
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parents:
diff changeset
244 posy = 0;
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parents:
diff changeset
245 incy = (info->src_h << 16) / info->dst_h;
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diff changeset
246 incx = (info->src_w << 16) / info->dst_w;
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diff changeset
247
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parents:
diff changeset
248 while (info->dst_h--) {
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diff changeset
249 Uint32 *src;
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diff changeset
250 Uint32 *dst = (Uint32 *)info->dst;
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parents:
diff changeset
251 int n = info->dst_w;
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diff changeset
252 srcx = -1;
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parents:
diff changeset
253 posx = 0x10000L;
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parents:
diff changeset
254 while (posy >= 0x10000L) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 ++srcy;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 posy -= 0x10000L;
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parents:
diff changeset
257 }
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parents:
diff changeset
258 while (n--) {
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parents:
diff changeset
259 if (posx >= 0x10000L) {
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parents:
diff changeset
260 while (posx >= 0x10000L) {
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parents:
diff changeset
261 ++srcx;
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parents:
diff changeset
262 posx -= 0x10000L;
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parents:
diff changeset
263 }
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diff changeset
264 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
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diff changeset
265 }
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diff changeset
266 pixel = *src;
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diff changeset
267 R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel; A = 0xFF;
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parents:
diff changeset
268 if (flags & SDL_COPY_MODULATE_COLOR) {
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diff changeset
269 R = (R * modulateR) / 255;
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diff changeset
270 G = (G * modulateG) / 255;
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diff changeset
271 B = (B * modulateB) / 255;
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parents:
diff changeset
272 }
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parents:
diff changeset
273 if (flags & SDL_COPY_MODULATE_ALPHA) {
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diff changeset
274 A = (A * modulateA) / 255;
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parents:
diff changeset
275 }
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diff changeset
276 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
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parents:
diff changeset
277 *dst = pixel;
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parents:
diff changeset
278 posx += incx;
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parents:
diff changeset
279 ++dst;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 }
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parents:
diff changeset
281 posy += incy;
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diff changeset
282 info->dst += info->dst_pitch;
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parents:
diff changeset
283 }
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parents:
diff changeset
284 }
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285
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diff changeset
286 static void SDL_Blit_RGB888_RGB888_Modulate_Blend(SDL_BlitInfo *info)
2262
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287 {
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diff changeset
288 const int flags = info->flags;
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289 const Uint32 modulateR = info->r;
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290 const Uint32 modulateG = info->g;
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diff changeset
291 const Uint32 modulateB = info->b;
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parents:
diff changeset
292 const Uint32 modulateA = info->a;
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diff changeset
293 Uint32 srcpixel;
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294 Uint32 srcR, srcG, srcB, srcA;
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295 Uint32 dstpixel;
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296 Uint32 dstR, dstG, dstB, dstA;
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297
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diff changeset
298 while (info->dst_h--) {
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299 Uint32 *src = (Uint32 *)info->src;
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300 Uint32 *dst = (Uint32 *)info->dst;
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diff changeset
301 int n = info->dst_w;
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302 while (n--) {
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303 srcpixel = *src;
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304 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
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305 dstpixel = *dst;
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306 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
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parents:
diff changeset
307 if (flags & SDL_COPY_MODULATE_COLOR) {
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308 srcR = (srcR * modulateR) / 255;
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parents:
diff changeset
309 srcG = (srcG * modulateG) / 255;
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diff changeset
310 srcB = (srcB * modulateB) / 255;
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parents:
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311 }
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312 if (flags & SDL_COPY_MODULATE_ALPHA) {
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313 srcA = (srcA * modulateA) / 255;
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314 }
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315 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
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316 /* This goes away if we ever use premultiplied alpha */
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diff changeset
317 if (srcA < 255) {
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318 srcR = (srcR * srcA) / 255;
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319 srcG = (srcG * srcA) / 255;
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320 srcB = (srcB * srcA) / 255;
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321 }
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322 }
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d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
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diff changeset
323 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
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324 case SDL_COPY_BLEND:
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325 dstR = srcR + ((255 - srcA) * dstR) / 255;
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diff changeset
326 dstG = srcG + ((255 - srcA) * dstG) / 255;
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diff changeset
327 dstB = srcB + ((255 - srcA) * dstB) / 255;
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diff changeset
328 break;
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diff changeset
329 case SDL_COPY_ADD:
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diff changeset
330 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
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diff changeset
331 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
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332 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
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diff changeset
333 break;
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parents: 5143
diff changeset
334 case SDL_COPY_MOD:
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parents: 5143
diff changeset
335 dstR = (srcR * dstR) / 255;
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diff changeset
336 dstG = (srcG * dstG) / 255;
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diff changeset
337 dstB = (srcB * dstB) / 255;
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parents: 5143
diff changeset
338 break;
2262
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339 }
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diff changeset
340 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
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diff changeset
341 *dst = dstpixel;
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parents:
diff changeset
342 ++src;
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343 ++dst;
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diff changeset
344 }
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345 info->src += info->src_pitch;
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diff changeset
346 info->dst += info->dst_pitch;
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diff changeset
347 }
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diff changeset
348 }
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diff changeset
349
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900c35d8e8fd More work in progress, still doesn't compile...
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diff changeset
350 static void SDL_Blit_RGB888_RGB888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
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diff changeset
351 {
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diff changeset
352 const int flags = info->flags;
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diff changeset
353 const Uint32 modulateR = info->r;
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diff changeset
354 const Uint32 modulateG = info->g;
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diff changeset
355 const Uint32 modulateB = info->b;
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parents:
diff changeset
356 const Uint32 modulateA = info->a;
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diff changeset
357 Uint32 srcpixel;
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parents:
diff changeset
358 Uint32 srcR, srcG, srcB, srcA;
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parents:
diff changeset
359 Uint32 dstpixel;
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parents:
diff changeset
360 Uint32 dstR, dstG, dstB, dstA;
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parents:
diff changeset
361 int srcy, srcx;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362 int posy, posx;
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parents:
diff changeset
363 int incy, incx;
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parents:
diff changeset
364
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parents:
diff changeset
365 srcy = 0;
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parents:
diff changeset
366 posy = 0;
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parents:
diff changeset
367 incy = (info->src_h << 16) / info->dst_h;
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diff changeset
368 incx = (info->src_w << 16) / info->dst_w;
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parents:
diff changeset
369
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parents:
diff changeset
370 while (info->dst_h--) {
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parents:
diff changeset
371 Uint32 *src;
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parents:
diff changeset
372 Uint32 *dst = (Uint32 *)info->dst;
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parents:
diff changeset
373 int n = info->dst_w;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 srcx = -1;
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parents:
diff changeset
375 posx = 0x10000L;
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parents:
diff changeset
376 while (posy >= 0x10000L) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377 ++srcy;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
378 posy -= 0x10000L;
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parents:
diff changeset
379 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380 while (n--) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381 if (posx >= 0x10000L) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 while (posx >= 0x10000L) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
383 ++srcx;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384 posx -= 0x10000L;
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parents:
diff changeset
385 }
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parents:
diff changeset
386 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
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parents:
diff changeset
387 }
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parents:
diff changeset
388 srcpixel = *src;
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diff changeset
389 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
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parents:
diff changeset
390 dstpixel = *dst;
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parents:
diff changeset
391 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
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parents:
diff changeset
392 if (flags & SDL_COPY_MODULATE_COLOR) {
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parents:
diff changeset
393 srcR = (srcR * modulateR) / 255;
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parents:
diff changeset
394 srcG = (srcG * modulateG) / 255;
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parents:
diff changeset
395 srcB = (srcB * modulateB) / 255;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396 }
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parents:
diff changeset
397 if (flags & SDL_COPY_MODULATE_ALPHA) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 srcA = (srcA * modulateA) / 255;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401 /* This goes away if we ever use premultiplied alpha */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 if (srcA < 255) {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403 srcR = (srcR * srcA) / 255;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
404 srcG = (srcG * srcA) / 255;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 srcB = (srcB * srcA) / 255;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
408 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
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parents:
diff changeset
409 case SDL_COPY_BLEND:
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410 dstR = srcR + ((255 - srcA) * dstR) / 255;
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parents:
diff changeset
411 dstG = srcG + ((255 - srcA) * dstG) / 255;
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parents:
diff changeset
412 dstB = srcB + ((255 - srcA) * dstB) / 255;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 break;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414 case SDL_COPY_ADD:
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
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parents:
diff changeset
416 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
417 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
418 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
419 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
420 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
421 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
422 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
423 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
424 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
427 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
430 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
432 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
435 static void SDL_Blit_RGB888_BGR888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
438 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
442 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
446 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
448
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
449 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
454 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
455 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
456 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
457 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
458 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
459 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
460 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
461 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
462 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
463 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
464 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
465 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
466 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
467 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
468 R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel; A = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
469 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
470 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
471 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
472 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
473 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
474 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
475 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
476 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
477 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
478
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
479 static void SDL_Blit_RGB888_BGR888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
480 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
481 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
483 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
484 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
486
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
488 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
492 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
493 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
497 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
498 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
500 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
501 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
502 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
503 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
504 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
505 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
506 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
507 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
508 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
509 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
510 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
511 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
512 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
513 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
514 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
515 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
516 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
517 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
518 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
519 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
520 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
521 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
522 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
523 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
524 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
525 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
526 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
527 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
528 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
529 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
530
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
531 static void SDL_Blit_RGB888_BGR888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
532 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
533 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
534 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
535 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
536 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
537 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
538 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
539 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
540 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
541
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
542 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
543 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
544 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
545 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
546
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
547 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
548 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
549 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
550 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
551 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
552 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
553 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
554 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
555 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
556 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
557 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
558 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
559 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
560 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
561 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
562 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
563 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
564 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
565 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
566 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
567 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
568 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
569 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
570 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
571 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
572 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
573 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
574 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
575 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
576 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
577 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
578 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
579 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
580 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
581 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
582 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
583 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
584 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
585 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
586 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
587 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
588 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
589 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
590 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
591 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
592 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
593 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
594 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
595 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
596 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
597 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
598 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
599 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
600 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
601 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
602 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
603
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
604 static void SDL_Blit_RGB888_BGR888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
605 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
606 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
607 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
608 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
609 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
610 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
611 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
612 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
613
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
614 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
615 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
616 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
617 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
618 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
619 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
620 R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel; A = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
621 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
622 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
623 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
624 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
625 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
626 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
627 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
628 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
629 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
630 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
631 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
632 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
633 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
634 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
635 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
636 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
637 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
638
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
639 static void SDL_Blit_RGB888_BGR888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
640 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
641 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
642 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
643 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
644 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
645 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
646 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
647 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
648 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
649 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
650 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
651
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
652 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
653 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
654 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
655 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
656
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
657 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
658 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
659 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
660 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
661 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
662 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
663 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
664 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
665 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
666 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
667 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
668 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
669 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
670 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
671 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
672 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
673 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
674 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
675 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
676 R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel; A = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
677 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
678 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
679 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
680 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
681 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
682 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
683 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
684 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
685 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
686 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
687 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
688 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
689 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
690 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
691 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
692 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
693 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
694
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
695 static void SDL_Blit_RGB888_BGR888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
696 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
697 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
698 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
699 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
700 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
701 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
702 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
703 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
704 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
705 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
706
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
707 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
708 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
709 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
710 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
711 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
712 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
713 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
714 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
715 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
716 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
717 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
718 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
719 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
720 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
721 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
722 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
723 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
724 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
725 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
726 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
727 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
728 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
729 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
730 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
731 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
732 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
733 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
734 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
735 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
736 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
737 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
738 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
739 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
740 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
741 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
742 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
743 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
744 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
745 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
746 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
747 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
748 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
749 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
750 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
751 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
752 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
753 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
754 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
755 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
756 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
757 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
758
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
759 static void SDL_Blit_RGB888_BGR888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
760 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
761 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
762 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
763 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
764 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
765 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
766 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
767 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
768 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
769 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
770 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
771 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
772 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
773
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
774 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
775 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
776 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
777 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
778
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
779 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
780 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
781 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
782 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
783 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
784 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
785 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
786 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
787 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
788 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
789 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
790 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
791 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
792 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
793 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
794 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
795 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
796 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
797 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
798 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
799 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
800 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
801 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
802 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
803 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
804 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
805 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
806 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
807 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
808 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
809 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
810 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
811 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
812 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
813 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
814 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
815 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
816 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
817 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
818 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
819 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
820 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
821 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
822 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
823 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
824 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
825 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
826 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
827 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
828 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
829 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
830 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
831 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
832 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
833 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
834 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
835 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
836 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
837 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
838 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
839 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
840 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
841 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
842 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
843
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
844 static void SDL_Blit_RGB888_ARGB8888_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
845 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
846 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
847 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
848 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
849 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
850 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
851 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
852
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
853 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
854 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
855 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
856 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
857
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
858 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
859 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
860 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
861 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
862 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
863 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
864 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
865 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
866 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
867 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
868 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
869 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
870 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
871 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
872 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
873 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
874 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
875 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
876 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
877 R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel; A = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
878 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
879 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
880 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
881 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
882 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
883 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
884 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
885 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
886 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
887
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
888 static void SDL_Blit_RGB888_ARGB8888_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
889 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
890 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
891 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
892 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
893 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
894 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
895
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
896 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
897 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
898 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
899 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
900 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
901 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
902 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
903 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
904 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
905 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
906 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
907 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
908 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
909 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
910 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
911 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
912 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
913 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
914 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
915 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
916 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
917 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
918 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
919 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
920 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
921 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
922 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
923 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
924 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
925 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
926 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
927 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
928 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
929 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
930 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
931 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
932 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
933 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
934 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
935 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
936 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
937 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
938 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
939
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
940 static void SDL_Blit_RGB888_ARGB8888_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
941 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
942 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
943 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
944 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
945 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
946 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
947 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
948 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
949 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
950
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
951 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
952 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
953 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
954 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
955
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
956 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
957 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
958 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
959 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
960 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
961 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
962 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
963 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
964 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
965 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
966 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
967 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
968 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
969 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
970 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
971 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
972 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
973 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
974 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
975 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
976 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
977 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
978 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
979 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
980 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
981 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
982 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
983 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
984 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
985 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
986 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
987 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
988 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
989 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
990 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
991 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
992 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
993 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
994 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
995 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
996 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
997 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
998 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
999 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1000 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1001 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1002 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1003 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1004 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1005 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1006 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1007 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1008 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1009 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1010 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1011 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1012
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1013 static void SDL_Blit_RGB888_ARGB8888_Modulate(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1014 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1015 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1016 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1017 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1018 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1019 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1020 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1021 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1022
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1023 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1024 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1025 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1026 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1027 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1028 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1029 R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel; A = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1030 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1031 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1032 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1033 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1034 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1035 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1036 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1037 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1038 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1039 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1040 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1041 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1042 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1043 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1044 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1045 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1046 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1047
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1048 static void SDL_Blit_RGB888_ARGB8888_Modulate_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1049 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1050 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1051 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1052 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1053 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1054 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1055 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1056 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1057 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1058 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1059 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1060
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1061 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1062 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1063 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1064 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1065
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1066 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1067 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1068 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1069 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1070 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1071 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1072 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1073 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1074 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1075 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1076 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1077 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1078 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1079 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1080 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1081 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1082 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1083 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1084 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1085 R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel; A = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1086 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1087 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1088 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1089 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1090 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1091 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1092 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1093 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1094 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1095 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1096 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1097 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1098 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1099 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1100 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1101 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1102 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1103
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1104 static void SDL_Blit_RGB888_ARGB8888_Modulate_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1105 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1106 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1107 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1108 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1109 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1110 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1111 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1112 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1113 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1114 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1115
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1116 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1117 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1118 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1119 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1120 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1121 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1122 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1123 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1124 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1125 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1126 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1127 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1128 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1129 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1130 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1131 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1132 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1133 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1134 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1135 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1136 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1137 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1138 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1139 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1140 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1141 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1142 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1143 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1144 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1145 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1146 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1147 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1148 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1149 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1150 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1151 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1152 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1153 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1154 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1155 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1156 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1157 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1158 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1159 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1160 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1161 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1162 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1163 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1164 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1165 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1166 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1167
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1168 static void SDL_Blit_RGB888_ARGB8888_Modulate_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1169 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1170 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1171 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1172 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1173 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1174 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1175 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1176 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1177 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1178 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1179 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1180 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1181 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1182
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1183 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1184 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1185 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1186 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1187
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1188 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1189 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1190 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1191 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1192 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1193 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1194 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1195 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1196 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1197 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1198 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1199 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1200 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1201 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1202 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1203 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1204 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1205 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1206 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1207 srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel; srcA = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1208 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1209 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1210 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1211 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1212 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1213 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1214 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1215 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1216 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1217 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1218 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1219 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1220 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1221 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1222 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1223 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1224 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1225 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1226 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1227 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1228 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1229 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1230 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1231 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1232 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1233 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1234 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1235 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1236 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1237 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1238 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1239 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1240 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1241 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1242 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1243 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1244 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1245 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1246 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1247 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1248 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1249 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1250 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1251 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
1252
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1253 static void SDL_Blit_BGR888_RGB888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1254 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1255 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1256 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1257 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1258 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1259 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1260 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1261
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1262 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1263 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1264 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1265 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1266
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1267 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1268 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1269 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1270 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1271 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1272 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1273 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1274 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1275 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1276 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1277 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1278 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1279 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1280 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1281 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1282 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1283 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1284 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1285 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1286 B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel; A = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1287 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1288 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1289 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1290 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1291 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1292 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1293 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1294 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1295 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1296
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1297 static void SDL_Blit_BGR888_RGB888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1298 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1299 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1300 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1301 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1302 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1303 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1304
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1305 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1306 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1307 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1308 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1309 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1310 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1311 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1312 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1313 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1314 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1315 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1316 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1317 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1318 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1319 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1320 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1321 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1322 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1323 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1324 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1325 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1326 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1327 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1328 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1329 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1330 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1331 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1332 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1333 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1334 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1335 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1336 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1337 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1338 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1339 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1340 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1341 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1342 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1343 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1344 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1345 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1346 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1347 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1348
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1349 static void SDL_Blit_BGR888_RGB888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1350 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1351 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1352 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1353 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1354 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1355 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1356 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1357 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1358 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1359
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1360 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1361 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1362 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1363 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1364
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1365 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1366 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1367 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1368 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1369 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1370 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1371 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1372 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1373 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1374 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1375 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1376 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1377 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1378 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1379 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1380 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1381 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1382 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1383 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1384 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1385 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1386 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1387 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1388 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1389 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1390 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1391 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1392 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1393 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1394 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1395 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1396 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1397 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1398 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1399 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1400 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1401 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1402 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1403 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1404 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1405 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1406 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1407 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1408 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1409 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1410 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1411 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1412 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1413 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1414 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1415 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1416 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1417 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1418 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1419 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1420 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1421
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1422 static void SDL_Blit_BGR888_RGB888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1423 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1424 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1425 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1426 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1427 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1428 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1429 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1430 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1431
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1432 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1433 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1434 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1435 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1436 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1437 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1438 B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel; A = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1439 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1440 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1441 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1442 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1443 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1444 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1445 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1446 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1447 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1448 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1449 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1450 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1451 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1452 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1453 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1454 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1455 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1456
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1457 static void SDL_Blit_BGR888_RGB888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1458 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1459 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1460 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1461 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1462 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1463 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1464 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1465 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1466 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1467 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1468 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1469
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1470 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1471 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1472 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1473 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1474
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1475 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1476 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1477 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1478 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1479 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1480 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1481 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1482 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1483 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1484 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1485 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1486 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1487 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1488 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1489 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1490 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1491 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1492 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1493 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1494 B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel; A = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1495 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1496 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1497 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1498 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1499 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1500 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1501 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1502 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1503 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1504 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1505 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1506 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1507 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1508 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1509 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1510 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1511 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1512
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1513 static void SDL_Blit_BGR888_RGB888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1514 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1515 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1516 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1517 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1518 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1519 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1520 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1521 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1522 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1523 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1524
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1525 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1526 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1527 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1528 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1529 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1530 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1531 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1532 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1533 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1534 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1535 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1536 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1537 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1538 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1539 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1540 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1541 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1542 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1543 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1544 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1545 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1546 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1547 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1548 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1549 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1550 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1551 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1552 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1553 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1554 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1555 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1556 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1557 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1558 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1559 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1560 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1561 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1562 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1563 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1564 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1565 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1566 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1567 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1568 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1569 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1570 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1571 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1572 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1573 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1574 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1575 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1576
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1577 static void SDL_Blit_BGR888_RGB888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1578 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1579 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1580 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1581 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1582 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1583 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1584 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1585 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1586 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1587 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1588 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1589 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1590 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1591
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1592 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1593 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1594 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1595 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1596
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1597 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1598 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1599 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1600 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1601 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1602 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1603 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1604 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1605 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1606 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1607 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1608 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1609 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1610 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1611 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1612 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1613 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1614 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1615 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1616 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1617 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1618 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1619 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1620 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1621 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1622 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1623 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1624 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1625 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1626 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1627 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1628 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1629 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1630 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1631 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1632 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1633 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1634 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1635 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1636 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1637 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1638 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1639 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1640 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1641 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1642 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1643 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1644 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1645 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1646 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1647 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1648 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1649 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1650 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1651 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1652 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1653 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1654 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1655 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1656 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1657 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1658 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1659 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1660 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1661
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1662 static void SDL_Blit_BGR888_BGR888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1663 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1664 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1665 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1666 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1667 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1668
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1669 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1670 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1671 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1672 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1673
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1674 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1675 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1676 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1677 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1678 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1679 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1680 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1681 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1682 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1683 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1684 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1685 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1686 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1687 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1688 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1689 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1690 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1691 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1692 *dst = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1693 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1694 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1695 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1696 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1697 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1698 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1699 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1700
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1701 static void SDL_Blit_BGR888_BGR888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1702 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1703 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1704 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1705 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1706 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1707 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1708
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1709 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1710 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1711 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1712 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1713 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1714 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1715 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1716 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1717 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1718 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1719 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1720 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1721 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1722 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1723 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1724 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1725 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1726 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1727 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1728 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1729 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1730 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1731 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1732 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1733 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1734 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1735 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1736 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1737 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1738 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1739 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1740 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1741 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1742 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1743 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1744 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1745 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1746 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1747 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1748 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1749 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1750 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1751 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1752
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1753 static void SDL_Blit_BGR888_BGR888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1754 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1755 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1756 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1757 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1758 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1759 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1760 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1761 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1762 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1763
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1764 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1765 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1766 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1767 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1768
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1769 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1770 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1771 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1772 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1773 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1774 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1775 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1776 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1777 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1778 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1779 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1780 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1781 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1782 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1783 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1784 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1785 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1786 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1787 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1788 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1789 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1790 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1791 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1792 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1793 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1794 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1795 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1796 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1797 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1798 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1799 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1800 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1801 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1802 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1803 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1804 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1805 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1806 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1807 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1808 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1809 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1810 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1811 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1812 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1813 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1814 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1815 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1816 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1817 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1818 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1819 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1820 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1821 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1822 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1823 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1824 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1825
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1826 static void SDL_Blit_BGR888_BGR888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1827 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1828 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1829 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1830 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1831 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1832 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1833 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1834 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1835
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1836 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1837 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1838 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1839 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1840 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1841 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1842 B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel; A = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1843 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1844 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1845 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1846 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1847 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1848 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1849 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1850 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1851 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1852 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1853 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1854 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1855 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1856 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1857 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1858 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1859 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1860
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1861 static void SDL_Blit_BGR888_BGR888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1862 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1863 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1864 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1865 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1866 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1867 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1868 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1869 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1870 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1871 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1872 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1873
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1874 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1875 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1876 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1877 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1878
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1879 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1880 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1881 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1882 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1883 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1884 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1885 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1886 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1887 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1888 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1889 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1890 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1891 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1892 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1893 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1894 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1895 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1896 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1897 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1898 B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel; A = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1899 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1900 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1901 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1902 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1903 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1904 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1905 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1906 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1907 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1908 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1909 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1910 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1911 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1912 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1913 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1914 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1915 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1916
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1917 static void SDL_Blit_BGR888_BGR888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1918 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1919 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1920 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1921 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1922 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1923 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1924 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1925 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1926 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1927 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1928
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1929 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1930 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1931 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1932 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1933 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1934 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1935 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1936 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1937 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1938 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1939 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1940 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1941 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1942 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1943 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1944 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1945 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1946 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1947 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1948 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1949 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1950 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1951 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1952 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1953 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1954 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1955 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1956 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1957 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1958 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1959 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1960 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1961 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1962 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1963 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1964 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1965 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1966 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1967 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1968 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
1969 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1970 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1971 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1972 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1973 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1974 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1975 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1976 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1977 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1978 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1979 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1980
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
1981 static void SDL_Blit_BGR888_BGR888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1982 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1983 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1984 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1985 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1986 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1987 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1988 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1989 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1990 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1991 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1992 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1993 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1994 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1995
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1996 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1997 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1998 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1999 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2000
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2001 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2002 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2003 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2004 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2005 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2006 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2007 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2008 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2009 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2010 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2011 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2012 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2013 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2014 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2015 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2016 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2017 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2018 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2019 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2020 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2021 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2022 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2023 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2024 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2025 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2026 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2027 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2028 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2029 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2030 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2031 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2032 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2033 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2034 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2035 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2036 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2037 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2038 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2039 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2040 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2041 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2042 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2043 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2044 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2045 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2046 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2047 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2048 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2049 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2050 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2051 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2052 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2053 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2054 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2055 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2056 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2057 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2058 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2059 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2060 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2061 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2062 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2063 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2064 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2065
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2066 static void SDL_Blit_BGR888_ARGB8888_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2067 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2068 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2069 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2070 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2071 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2072 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2073 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2074
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2075 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2076 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2077 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2078 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2079
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2080 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2081 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2082 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2083 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2084 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2085 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2086 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2087 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2088 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2089 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2090 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2091 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2092 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2093 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2094 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2095 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2096 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2097 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2098 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2099 B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel; A = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2100 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2101 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2102 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2103 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2104 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2105 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2106 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2107 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2108 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2109
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2110 static void SDL_Blit_BGR888_ARGB8888_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2111 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2112 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2113 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2114 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2115 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2116 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2117
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2118 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2119 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2120 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2121 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2122 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2123 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2124 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2125 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2126 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2127 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2128 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2129 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2130 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2131 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2132 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2133 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2134 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2135 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2136 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2137 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2138 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2139 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2140 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2141 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2142 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2143 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2144 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2145 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2146 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2147 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2148 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2149 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2150 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2151 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2152 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2153 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2154 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2155 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2156 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2157 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2158 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2159 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2160 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2161
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2162 static void SDL_Blit_BGR888_ARGB8888_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2163 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2164 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2165 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2166 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2167 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2168 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2169 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2170 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2171 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2172
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2173 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2174 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2175 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2176 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2177
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2178 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2179 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2180 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2181 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2182 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2183 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2184 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2185 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2186 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2187 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2188 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2189 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2190 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2191 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2192 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2193 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2194 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2195 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2196 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2197 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2198 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2199 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2200 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2201 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2202 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2203 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2204 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2205 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2206 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2207 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2208 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2209 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2210 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2211 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2212 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2213 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2214 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2215 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2216 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2217 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2218 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2219 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2220 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2221 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2222 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2223 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2224 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2225 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2226 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2227 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2228 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2229 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2230 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2231 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2232 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2233 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2234
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2235 static void SDL_Blit_BGR888_ARGB8888_Modulate(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2236 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2237 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2238 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2239 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2240 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2241 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2242 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2243 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2244
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2245 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2246 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2247 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2248 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2249 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2250 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2251 B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel; A = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2252 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2253 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2254 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2255 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2256 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2257 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2258 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2259 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2260 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2261 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2262 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2263 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2264 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2265 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2266 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2267 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2268 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2269
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2270 static void SDL_Blit_BGR888_ARGB8888_Modulate_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2271 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2272 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2273 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2274 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2275 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2276 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2277 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2278 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2279 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2280 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2281 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2282
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2283 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2284 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2285 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2286 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2287
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2288 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2289 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2290 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2291 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2292 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2293 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2294 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2295 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2296 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2297 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2298 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2299 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2300 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2301 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2302 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2303 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2304 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2305 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2306 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2307 B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel; A = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2308 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2309 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2310 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2311 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2312 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2313 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2314 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2315 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2316 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2317 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2318 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2319 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2320 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2321 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2322 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2323 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2324 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2325
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2326 static void SDL_Blit_BGR888_ARGB8888_Modulate_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2327 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2328 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2329 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2330 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2331 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2332 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2333 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2334 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2335 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2336 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2337
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2338 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2339 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2340 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2341 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2342 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2343 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2344 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2345 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2346 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2347 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2348 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2349 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2350 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2351 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2352 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2353 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2354 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2355 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2356 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2357 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2358 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2359 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2360 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2361 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2362 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2363 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2364 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2365 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2366 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2367 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2368 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2369 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2370 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2371 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2372 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2373 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2374 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2375 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2376 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2377 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2378 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2379 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2380 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2381 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2382 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2383 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2384 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2385 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2386 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2387 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2388 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2389
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2390 static void SDL_Blit_BGR888_ARGB8888_Modulate_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2391 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2392 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2393 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2394 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2395 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2396 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2397 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2398 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2399 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2400 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2401 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2402 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2403 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2404
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2405 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2406 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2407 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2408 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2409
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2410 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2411 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2412 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2413 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2414 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2415 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2416 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2417 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2418 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2419 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2420 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2421 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2422 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2423 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2424 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2425 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2426 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2427 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2428 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2429 srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel; srcA = 0xFF;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2430 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2431 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2432 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2433 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2434 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2435 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2436 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2437 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2438 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2439 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2440 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2441 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2442 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2443 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2444 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2445 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2446 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2447 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2448 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2449 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2450 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2451 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2452 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2453 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2454 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2455 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2456 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2457 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2458 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2459 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2460 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2461 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2462 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2463 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2464 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2465 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2466 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2467 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2468 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2469 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2470 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2471 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2472 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2473 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
2474
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2475 static void SDL_Blit_ARGB8888_RGB888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2476 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2477 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2478 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2479 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2480 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2481 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2482 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2483
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2484 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2485 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2486 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2487 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2488
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2489 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2490 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2491 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2492 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2493 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2494 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2495 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2496 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2497 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2498 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2499 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2500 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2501 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2502 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2503 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2504 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2505 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2506 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2507 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2508 A = (Uint8)(pixel >> 24); R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2509 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2510 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2511 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2512 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2513 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2514 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2515 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2516 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2517 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2518
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2519 static void SDL_Blit_ARGB8888_RGB888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2520 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2521 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2522 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2523 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2524 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2525 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2526
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2527 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2528 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2529 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2530 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2531 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2532 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2533 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2534 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2535 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2536 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2537 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2538 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2539 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2540 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2541 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2542 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2543 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2544 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2545 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2546 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2547 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2548 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2549 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2550 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2551 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2552 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2553 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2554 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2555 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2556 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2557 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2558 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2559 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2560 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2561 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2562 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2563 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2564 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2565 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2566 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2567 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2568 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2569 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2570
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2571 static void SDL_Blit_ARGB8888_RGB888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2572 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2573 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2574 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2575 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2576 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2577 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2578 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2579 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2580 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2581
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2582 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2583 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2584 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2585 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2586
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2587 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2588 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2589 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2590 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2591 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2592 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2593 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2594 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2595 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2596 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2597 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2598 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2599 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2600 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2601 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2602 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2603 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2604 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2605 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2606 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2607 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2608 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2609 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2610 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2611 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2612 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2613 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2614 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2615 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2616 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2617 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2618 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2619 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2620 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2621 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2622 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2623 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2624 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2625 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2626 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2627 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2628 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2629 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2630 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2631 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2632 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2633 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2634 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2635 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2636 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2637 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2638 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2639 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2640 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2641 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2642 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2643
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2644 static void SDL_Blit_ARGB8888_RGB888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2645 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2646 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2647 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2648 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2649 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2650 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2651 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2652 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2653
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2654 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2655 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2656 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2657 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2658 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2659 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2660 A = (Uint8)(pixel >> 24); R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2661 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2662 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2663 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2664 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2665 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2666 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2667 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2668 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2669 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2670 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2671 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2672 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2673 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2674 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2675 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2676 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2677 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2678
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2679 static void SDL_Blit_ARGB8888_RGB888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2680 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2681 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2682 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2683 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2684 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2685 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2686 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2687 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2688 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2689 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2690 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2691
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2692 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2693 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2694 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2695 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2696
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2697 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2698 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2699 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2700 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2701 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2702 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2703 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2704 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2705 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2706 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2707 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2708 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2709 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2710 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2711 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2712 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2713 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2714 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2715 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2716 A = (Uint8)(pixel >> 24); R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2717 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2718 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2719 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2720 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2721 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2722 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2723 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2724 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2725 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2726 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2727 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2728 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2729 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2730 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2731 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2732 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2733 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2734
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2735 static void SDL_Blit_ARGB8888_RGB888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2736 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2737 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2738 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2739 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2740 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2741 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2742 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2743 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2744 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2745 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2746
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2747 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2748 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2749 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2750 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2751 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2752 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2753 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2754 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2755 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2756 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2757 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2758 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2759 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2760 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2761 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2762 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2763 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2764 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2765 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2766 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2767 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2768 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2769 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2770 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2771 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2772 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2773 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2774 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2775 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2776 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2777 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2778 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2779 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2780 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2781 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2782 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2783 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2784 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2785 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2786 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2787 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2788 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2789 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2790 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2791 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2792 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2793 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2794 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2795 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2796 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2797 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2798
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2799 static void SDL_Blit_ARGB8888_RGB888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2800 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2801 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2802 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2803 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2804 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2805 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2806 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2807 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2808 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2809 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2810 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2811 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2812 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2813
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2814 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2815 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2816 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2817 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2818
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2819 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2820 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2821 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2822 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2823 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2824 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2825 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2826 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2827 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2828 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2829 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2830 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2831 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2832 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2833 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2834 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2835 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2836 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2837 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2838 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2839 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2840 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2841 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2842 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2843 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2844 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2845 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2846 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2847 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2848 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2849 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2850 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2851 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2852 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2853 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2854 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2855 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2856 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2857 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2858 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2859 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2860 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2861 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2862 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2863 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2864 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2865 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2866 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2867 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2868 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2869 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2870 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2871 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2872 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2873 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2874 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2875 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2876 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2877 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2878 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2879 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2880 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2881 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2882 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2883
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2884 static void SDL_Blit_ARGB8888_BGR888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2885 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2886 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2887 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2888 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2889 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2890 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2891 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2892
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2893 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2894 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2895 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2896 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2897
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2898 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2899 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2900 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2901 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2902 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2903 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2904 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2905 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2906 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2907 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2908 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2909 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2910 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2911 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2912 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2913 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2914 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2915 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2916 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2917 A = (Uint8)(pixel >> 24); R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2918 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2919 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2920 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2921 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2922 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2923 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2924 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2925 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2926 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2927
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2928 static void SDL_Blit_ARGB8888_BGR888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2929 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2930 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2931 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2932 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2933 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2934 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2935
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2936 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2937 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2938 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2939 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2940 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2941 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2942 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2943 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2944 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2945 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2946 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2947 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2948 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2949 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2950 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2951 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2952 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2953 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2954 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2955 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2956 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2957 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2958 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2959 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2960 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2961 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2962 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2963 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2964 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2965 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2966 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2967 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
2968 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2969 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2970 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2971 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2972 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2973 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2974 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2975 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2976 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2977 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2978 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2979
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
2980 static void SDL_Blit_ARGB8888_BGR888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2981 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2982 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2983 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2984 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2985 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2986 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2987 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2988 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2989 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2990
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2991 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2992 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2993 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2994 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2995
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2996 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2997 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2998 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2999 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3000 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3001 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3002 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3003 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3004 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3005 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3006 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3007 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3008 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3009 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3010 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3011 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3012 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3013 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3014 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3015 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3016 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3017 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3018 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3019 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3020 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3021 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3022 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3023 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3024 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3025 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3026 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3027 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3028 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3029 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3030 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3031 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3032 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3033 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3034 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3035 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3036 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3037 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3038 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3039 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3040 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3041 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3042 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3043 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3044 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3045 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3046 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3047 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3048 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3049 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3050 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3051 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3052
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3053 static void SDL_Blit_ARGB8888_BGR888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3054 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3055 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3056 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3057 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3058 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3059 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3060 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3061 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3062
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3063 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3064 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3065 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3066 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3067 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3068 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3069 A = (Uint8)(pixel >> 24); R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3070 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3071 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3072 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3073 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3074 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3075 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3076 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3077 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3078 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3079 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3080 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3081 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3082 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3083 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3084 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3085 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3086 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3087
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3088 static void SDL_Blit_ARGB8888_BGR888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3089 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3090 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3091 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3092 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3093 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3094 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3095 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3096 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3097 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3098 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3099 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3100
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3101 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3102 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3103 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3104 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3105
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3106 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3107 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3108 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3109 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3110 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3111 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3112 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3113 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3114 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3115 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3116 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3117 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3118 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3119 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3120 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3121 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3122 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3123 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3124 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3125 A = (Uint8)(pixel >> 24); R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3126 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3127 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3128 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3129 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3130 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3131 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3132 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3133 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3134 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3135 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3136 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3137 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3138 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3139 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3140 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3141 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3142 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3143
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3144 static void SDL_Blit_ARGB8888_BGR888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3145 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3146 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3147 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3148 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3149 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3150 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3151 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3152 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3153 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3154 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3155
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3156 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3157 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3158 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3159 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3160 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3161 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3162 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3163 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3164 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3165 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3166 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3167 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3168 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3169 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3170 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3171 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3172 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3173 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3174 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3175 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3176 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3177 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3178 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3179 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3180 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3181 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3182 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3183 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3184 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3185 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3186 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3187 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3188 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3189 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3190 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3191 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3192 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3193 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3194 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3195 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3196 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3197 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3198 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3199 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3200 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3201 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3202 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3203 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3204 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3205 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3206 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3207
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3208 static void SDL_Blit_ARGB8888_BGR888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3209 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3210 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3211 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3212 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3213 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3214 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3215 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3216 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3217 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3218 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3219 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3220 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3221 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3222
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3223 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3224 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3225 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3226 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3227
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3228 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3229 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3230 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3231 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3232 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3233 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3234 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3235 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3236 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3237 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3238 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3239 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3240 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3241 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3242 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3243 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3244 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3245 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3246 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3247 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3248 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3249 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3250 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3251 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3252 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3253 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3254 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3255 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3256 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3257 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3258 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3259 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3260 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3261 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3262 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3263 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3264 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3265 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3266 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3267 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3268 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3269 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3270 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3271 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3272 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3273 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3274 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3275 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3276 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3277 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3278 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3279 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3280 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3281 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3282 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3283 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3284 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3285 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3286 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3287 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3288 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3289 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3290 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3291 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3292
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3293 static void SDL_Blit_ARGB8888_ARGB8888_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3294 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3295 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3296 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3297 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3298 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3299
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3300 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3301 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3302 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3303 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3304
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3305 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3306 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3307 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3308 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3309 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3310 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3311 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3312 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3313 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3314 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3315 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3316 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3317 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3318 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3319 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3320 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3321 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3322 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3323 *dst = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3324 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3325 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3326 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3327 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3328 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3329 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3330 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3331
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3332 static void SDL_Blit_ARGB8888_ARGB8888_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3333 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3334 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3335 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3336 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3337 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3338 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3339
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3340 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3341 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3342 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3343 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3344 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3345 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3346 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3347 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3348 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3349 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3350 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3351 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3352 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3353 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3354 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3355 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3356 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3357 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3358 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3359 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3360 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3361 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3362 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3363 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3364 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3365 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3366 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3367 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3368 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3369 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3370 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3371 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3372 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3373 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3374 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3375 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3376 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3377 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3378 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3379 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3380 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3381 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3382 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3383
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3384 static void SDL_Blit_ARGB8888_ARGB8888_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3385 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3386 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3387 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3388 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3389 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3390 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3391 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3392 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3393 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3394
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3395 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3396 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3397 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3398 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3399
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3400 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3401 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3402 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3403 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3404 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3405 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3406 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3407 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3408 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3409 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3410 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3411 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3412 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3413 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3414 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3415 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3416 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3417 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3418 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3419 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3420 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3421 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3422 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3423 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3424 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3425 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3426 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3427 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3428 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3429 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3430 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3431 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3432 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3433 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3434 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3435 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3436 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3437 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3438 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3439 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3440 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3441 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3442 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3443 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3444 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3445 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3446 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3447 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3448 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3449 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3450 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3451 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3452 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3453 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3454 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3455 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3456
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3457 static void SDL_Blit_ARGB8888_ARGB8888_Modulate(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3458 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3459 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3460 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3461 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3462 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3463 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3464 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3465 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3466
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3467 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3468 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3469 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3470 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3471 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3472 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3473 A = (Uint8)(pixel >> 24); R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3474 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3475 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3476 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3477 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3478 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3479 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3480 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3481 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3482 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3483 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3484 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3485 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3486 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3487 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3488 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3489 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3490 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3491
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3492 static void SDL_Blit_ARGB8888_ARGB8888_Modulate_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3493 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3494 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3495 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3496 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3497 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3498 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3499 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3500 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3501 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3502 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3503 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3504
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3505 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3506 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3507 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3508 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3509
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3510 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3511 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3512 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3513 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3514 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3515 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3516 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3517 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3518 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3519 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3520 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3521 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3522 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3523 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3524 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3525 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3526 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3527 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3528 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3529 A = (Uint8)(pixel >> 24); R = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); B = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3530 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3531 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3532 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3533 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3534 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3535 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3536 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3537 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3538 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3539 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3540 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3541 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3542 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3543 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3544 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3545 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3546 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3547
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3548 static void SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3549 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3550 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3551 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3552 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3553 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3554 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3555 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3556 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3557 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3558 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3559
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3560 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3561 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3562 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3563 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3564 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3565 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3566 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3567 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3568 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3569 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3570 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3571 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3572 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3573 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3574 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3575 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3576 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3577 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3578 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3579 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3580 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3581 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3582 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3583 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3584 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3585 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3586 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3587 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3588 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3589 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3590 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3591 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3592 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3593 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3594 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3595 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3596 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3597 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3598 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3599 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3600 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3601 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3602 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3603 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3604 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3605 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3606 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3607 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3608 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3609 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3610 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3611
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3612 static void SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3613 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3614 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3615 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3616 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3617 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3618 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3619 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3620 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3621 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3622 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3623 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3624 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3625 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3626
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3627 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3628 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3629 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3630 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3631
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3632 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3633 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3634 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3635 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3636 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3637 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3638 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3639 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3640 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3641 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3642 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3643 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3644 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3645 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3646 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3647 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3648 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3649 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3650 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3651 srcA = (Uint8)(srcpixel >> 24); srcR = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcB = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3652 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3653 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3654 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3655 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3656 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3657 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3658 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3659 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3660 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3661 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3662 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3663 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3664 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3665 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3666 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3667 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3668 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3669 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3670 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3671 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3672 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3673 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3674 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3675 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3676 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3677 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3678 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3679 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3680 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3681 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3682 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3683 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3684 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3685 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3686 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3687 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3688 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3689 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3690 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3691 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3692 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3693 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3694 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3695 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
3696
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3697 static void SDL_Blit_RGBA8888_RGB888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3698 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3699 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3700 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3701 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3702 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3703 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3704 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3705
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3706 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3707 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3708 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3709 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3710
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3711 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3712 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3713 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3714 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3715 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3716 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3717 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3718 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3719 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3720 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3721 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3722 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3723 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3724 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3725 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3726 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3727 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3728 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3729 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3730 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3731 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3732 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3733 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3734 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3735 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3736 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3737 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3738 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3739 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3740
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3741 static void SDL_Blit_RGBA8888_RGB888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3742 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3743 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3744 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3745 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3746 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3747 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3748
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3749 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3750 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3751 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3752 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3753 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3754 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3755 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3756 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3757 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3758 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3759 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3760 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3761 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3762 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3763 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3764 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3765 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3766 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3767 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3768 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3769 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3770 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3771 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3772 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3773 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3774 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3775 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3776 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3777 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3778 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3779 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3780 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3781 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3782 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3783 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3784 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3785 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3786 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3787 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3788 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3789 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3790 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3791 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3792
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3793 static void SDL_Blit_RGBA8888_RGB888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3794 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3795 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3796 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3797 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3798 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3799 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3800 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3801 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3802 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3803
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3804 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3805 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3806 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3807 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3808
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3809 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3810 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3811 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3812 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3813 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3814 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3815 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3816 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3817 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3818 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3819 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3820 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3821 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3822 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3823 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3824 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3825 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3826 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3827 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3828 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3829 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3830 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3831 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3832 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3833 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3834 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3835 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3836 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3837 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3838 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3839 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3840 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3841 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3842 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3843 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3844 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3845 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3846 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3847 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3848 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3849 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3850 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3851 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3852 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3853 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3854 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3855 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3856 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3857 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3858 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3859 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3860 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3861 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3862 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3863 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3864 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3865
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3866 static void SDL_Blit_RGBA8888_RGB888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3867 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3868 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3869 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3870 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3871 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3872 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3873 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3874 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3875
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3876 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3877 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3878 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3879 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3880 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3881 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3882 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3883 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3884 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3885 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3886 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3887 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3888 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3889 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3890 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3891 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3892 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3893 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3894 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3895 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3896 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3897 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3898 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3899 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3900
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3901 static void SDL_Blit_RGBA8888_RGB888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3902 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3903 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3904 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3905 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3906 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3907 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3908 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3909 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3910 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3911 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3912 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3913
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3914 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3915 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3916 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3917 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3918
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3919 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3920 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3921 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3922 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3923 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3924 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3925 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3926 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3927 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3928 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3929 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3930 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3931 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3932 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3933 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3934 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3935 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3936 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3937 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3938 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3939 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3940 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3941 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3942 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3943 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3944 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3945 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3946 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3947 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3948 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3949 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3950 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3951 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3952 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3953 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3954 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3955 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3956
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
3957 static void SDL_Blit_RGBA8888_RGB888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3958 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3959 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3960 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3961 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3962 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3963 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3964 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3965 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3966 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3967 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3968
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3969 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3970 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3971 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3972 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3973 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3974 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3975 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3976 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3977 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3978 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3979 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3980 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3981 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3982 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3983 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3984 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3985 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3986 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3987 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3988 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3989 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3990 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3991 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3992 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3993 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
3994 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3995 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3996 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3997 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3998 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3999 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4000 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4001 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4002 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4003 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4004 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4005 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4006 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4007 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4008 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4009 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4010 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4011 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4012 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4013 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4014 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4015 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4016 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4017 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4018 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4019 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4020
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4021 static void SDL_Blit_RGBA8888_RGB888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4022 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4023 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4024 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4025 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4026 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4027 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4028 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4029 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4030 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4031 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4032 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4033 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4034 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4035
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4036 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4037 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4038 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4039 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4040
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4041 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4042 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4043 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4044 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4045 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4046 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4047 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4048 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4049 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4050 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4051 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4052 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4053 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4054 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4055 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4056 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4057 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4058 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4059 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4060 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4061 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4062 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4063 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4064 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4065 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4066 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4067 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4068 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4069 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4070 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4071 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4072 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4073 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4074 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4075 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4076 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4077 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4078 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4079 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4080 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4081 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4082 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4083 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4084 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4085 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4086 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4087 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4088 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4089 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4090 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4091 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4092 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4093 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4094 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4095 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4096 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4097 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4098 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4099 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4100 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4101 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4102 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4103 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4104 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4105
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4106 static void SDL_Blit_RGBA8888_BGR888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4107 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4108 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4109 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4110 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4111 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4112 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4113 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4114
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4115 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4116 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4117 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4118 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4119
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4120 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4121 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4122 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4123 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4124 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4125 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4126 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4127 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4128 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4129 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4130 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4131 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4132 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4133 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4134 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4135 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4136 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4137 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4138 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4139 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4140 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4141 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4142 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4143 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4144 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4145 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4146 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4147 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4148 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4149
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4150 static void SDL_Blit_RGBA8888_BGR888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4151 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4152 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4153 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4154 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4155 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4156 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4157
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4158 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4159 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4160 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4161 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4162 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4163 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4164 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4165 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4166 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4167 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4168 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4169 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4170 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4171 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4172 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4173 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4174 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4175 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4176 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4177 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4178 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4179 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4180 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4181 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4182 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4183 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4184 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4185 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4186 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4187 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4188 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4189 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4190 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4191 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4192 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4193 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4194 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4195 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4196 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4197 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4198 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4199 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4200 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4201
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4202 static void SDL_Blit_RGBA8888_BGR888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4203 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4204 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4205 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4206 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4207 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4208 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4209 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4210 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4211 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4212
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4213 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4214 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4215 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4216 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4217
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4218 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4219 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4220 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4221 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4222 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4223 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4224 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4225 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4226 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4227 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4228 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4229 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4230 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4231 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4232 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4233 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4234 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4235 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4236 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4237 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4238 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4239 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4240 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4241 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4242 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4243 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4244 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4245 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4246 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4247 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4248 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4249 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4250 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4251 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4252 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4253 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4254 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4255 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4256 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4257 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4258 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4259 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4260 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4261 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4262 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4263 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4264 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4265 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4266 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4267 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4268 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4269 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4270 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4271 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4272 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4273 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4274
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4275 static void SDL_Blit_RGBA8888_BGR888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4276 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4277 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4278 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4279 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4280 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4281 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4282 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4283 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4284
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4285 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4286 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4287 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4288 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4289 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4290 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4291 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4292 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4293 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4294 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4295 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4296 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4297 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4298 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4299 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4300 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4301 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4302 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4303 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4304 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4305 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4306 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4307 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4308 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4309
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4310 static void SDL_Blit_RGBA8888_BGR888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4311 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4312 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4313 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4314 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4315 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4316 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4317 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4318 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4319 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4320 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4321 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4322
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4323 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4324 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4325 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4326 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4327
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4328 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4329 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4330 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4331 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4332 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4333 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4334 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4335 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4336 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4337 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4338 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4339 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4340 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4341 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4342 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4343 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4344 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4345 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4346 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4347 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4348 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4349 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4350 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4351 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4352 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4353 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4354 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4355 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4356 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4357 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4358 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4359 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4360 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4361 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4362 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4363 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4364 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4365
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4366 static void SDL_Blit_RGBA8888_BGR888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4367 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4368 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4369 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4370 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4371 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4372 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4373 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4374 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4375 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4376 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4377
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4378 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4379 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4380 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4381 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4382 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4383 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4384 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4385 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4386 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4387 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4388 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4389 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4390 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4391 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4392 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4393 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4394 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4395 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4396 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4397 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4398 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4399 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4400 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4401 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4402 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4403 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4404 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4405 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4406 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4407 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4408 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4409 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4410 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4411 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4412 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4413 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4414 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4415 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4416 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4417 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4418 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4419 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4420 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4421 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4422 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4423 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4424 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4425 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4426 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4427 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4428 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4429
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4430 static void SDL_Blit_RGBA8888_BGR888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4431 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4432 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4433 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4434 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4435 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4436 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4437 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4438 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4439 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4440 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4441 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4442 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4443 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4444
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4445 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4446 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4447 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4448 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4449
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4450 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4451 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4452 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4453 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4454 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4455 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4456 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4457 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4458 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4459 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4460 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4461 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4462 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4463 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4464 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4465 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4466 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4467 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4468 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4469 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4470 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4471 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4472 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4473 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4474 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4475 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4476 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4477 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4478 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4479 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4480 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4481 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4482 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4483 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4484 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4485 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4486 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4487 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4488 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4489 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4490 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4491 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4492 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4493 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4494 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4495 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4496 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4497 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4498 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4499 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4500 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4501 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4502 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4503 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4504 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4505 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4506 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4507 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4508 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4509 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4510 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4511 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4512 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4513 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4514
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4515 static void SDL_Blit_RGBA8888_ARGB8888_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4516 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4517 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4518 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4519 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4520 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4521 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4522 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4523
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4524 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4525 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4526 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4527 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4528
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4529 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4530 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4531 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4532 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4533 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4534 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4535 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4536 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4537 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4538 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4539 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4540 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4541 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4542 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4543 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4544 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4545 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4546 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4547 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4548 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4549 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4550 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4551 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4552 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4553 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4554 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4555 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4556 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4557 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4558
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4559 static void SDL_Blit_RGBA8888_ARGB8888_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4560 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4561 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4562 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4563 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4564 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4565 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4566
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4567 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4568 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4569 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4570 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4571 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4572 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4573 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4574 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4575 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4576 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4577 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4578 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4579 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4580 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4581 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4582 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4583 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4584 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4585 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4586 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4587 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4588 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4589 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4590 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4591 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4592 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4593 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4594 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4595 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4596 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4597 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4598 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4599 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4600 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4601 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4602 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4603 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4604 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4605 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4606 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4607 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4608 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4609 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4610
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4611 static void SDL_Blit_RGBA8888_ARGB8888_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4612 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4613 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4614 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4615 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4616 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4617 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4618 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4619 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4620 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4621
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4622 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4623 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4624 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4625 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4626
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4627 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4628 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4629 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4630 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4631 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4632 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4633 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4634 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4635 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4636 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4637 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4638 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4639 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4640 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4641 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4642 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4643 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4644 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4645 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4646 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4647 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4648 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4649 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4650 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4651 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4652 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4653 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4654 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4655 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4656 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4657 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4658 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4659 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4660 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4661 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4662 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4663 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4664 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4665 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4666 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4667 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4668 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4669 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4670 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4671 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4672 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4673 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4674 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4675 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4676 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4677 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4678 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4679 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4680 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4681 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4682 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4683
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4684 static void SDL_Blit_RGBA8888_ARGB8888_Modulate(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4685 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4686 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4687 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4688 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4689 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4690 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4691 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4692 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4693
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4694 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4695 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4696 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4697 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4698 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4699 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4700 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4701 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4702 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4703 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4704 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4705 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4706 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4707 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4708 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4709 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4710 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4711 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4712 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4713 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4714 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4715 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4716 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4717 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4718
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4719 static void SDL_Blit_RGBA8888_ARGB8888_Modulate_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4720 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4721 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4722 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4723 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4724 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4725 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4726 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4727 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4728 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4729 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4730 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4731
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4732 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4733 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4734 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4735 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4736
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4737 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4738 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4739 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4740 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4741 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4742 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4743 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4744 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4745 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4746 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4747 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4748 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4749 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4750 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4751 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4752 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4753 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4754 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4755 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4756 R = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); B = (Uint8)(pixel >> 8); A = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4757 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4758 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4759 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4760 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4761 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4762 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4763 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4764 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4765 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4766 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4767 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4768 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4769 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4770 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4771 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4772 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4773 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4774
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4775 static void SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4776 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4777 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4778 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4779 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4780 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4781 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4782 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4783 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4784 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4785 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4786
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4787 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4788 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4789 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4790 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4791 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4792 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4793 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4794 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4795 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4796 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4797 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4798 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4799 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4800 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4801 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4802 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4803 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4804 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4805 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4806 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4807 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4808 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4809 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4810 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4811 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4812 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4813 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4814 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4815 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4816 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4817 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4818 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4819 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4820 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4821 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4822 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4823 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4824 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4825 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4826 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4827 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4828 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4829 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4830 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4831 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4832 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4833 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4834 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4835 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4836 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4837 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4838
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4839 static void SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4840 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4841 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4842 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4843 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4844 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4845 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4846 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4847 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4848 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4849 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4850 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4851 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4852 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4853
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4854 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4855 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4856 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4857 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4858
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4859 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4860 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4861 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4862 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4863 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4864 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4865 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4866 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4867 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4868 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4869 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4870 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4871 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4872 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4873 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4874 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4875 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4876 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4877 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4878 srcR = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcB = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4879 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4880 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4881 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4882 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4883 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4884 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4885 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4886 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4887 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4888 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4889 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4890 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4891 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4892 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4893 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4894 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4895 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4896 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4897 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4898 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4899 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4900 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4901 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4902 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4903 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4904 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4905 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4906 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4907 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4908 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4909 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4910 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4911 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4912 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4913 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4914 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4915 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4916 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4917 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4918 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4919 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4920 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4921 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4922 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
4923
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4924 static void SDL_Blit_ABGR8888_RGB888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4925 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4926 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4927 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4928 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4929 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4930 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4931 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4932
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4933 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4934 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4935 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4936 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4937
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4938 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4939 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4940 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4941 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4942 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4943 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4944 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4945 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4946 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4947 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4948 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4949 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4950 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4951 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4952 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4953 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4954 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4955 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4956 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4957 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4958 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4959 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4960 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4961 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4962 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4963 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4964 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4965 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4966 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4967
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
4968 static void SDL_Blit_ABGR8888_RGB888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4969 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4970 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4971 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4972 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4973 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4974 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4975
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4976 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4977 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4978 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4979 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4980 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4981 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4982 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4983 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4984 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4985 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4986 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4987 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4988 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4989 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4990 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4991 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4992 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
4993 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4994 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4995 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4996 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4997 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4998 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4999 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5000 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5001 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5002 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5003 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5004 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5005 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5006 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5007 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5008 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5009 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5010 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5011 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5012 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5013 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5014 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5015 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5016 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5017 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5018 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5019
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5020 static void SDL_Blit_ABGR8888_RGB888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5021 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5022 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5023 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5024 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5025 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5026 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5027 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5028 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5029 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5030
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5031 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5032 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5033 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5034 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5035
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5036 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5037 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5038 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5039 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5040 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5041 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5042 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5043 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5044 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5045 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5046 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5047 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5048 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5049 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5050 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5051 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5052 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5053 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5054 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5055 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5056 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5057 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5058 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5059 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5060 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5061 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5062 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5063 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5064 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5065 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5066 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5067 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5068 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5069 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5070 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5071 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5072 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5073 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5074 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5075 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5076 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5077 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5078 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5079 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5080 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5081 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5082 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5083 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5084 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5085 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5086 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5087 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5088 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5089 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5090 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5091 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5092
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5093 static void SDL_Blit_ABGR8888_RGB888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5094 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5095 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5096 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5097 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5098 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5099 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5100 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5101 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5102
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5103 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5104 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5105 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5106 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5107 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5108 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5109 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5110 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5111 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5112 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5113 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5114 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5115 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5116 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5117 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5118 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5119 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5120 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5121 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5122 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5123 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5124 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5125 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5126 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5127
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5128 static void SDL_Blit_ABGR8888_RGB888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5129 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5130 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5131 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5132 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5133 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5134 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5135 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5136 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5137 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5138 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5139 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5140
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5141 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5142 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5143 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5144 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5145
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5146 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5147 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5148 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5149 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5150 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5151 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5152 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5153 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5154 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5155 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5156 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5157 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5158 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5159 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5160 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5161 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5162 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5163 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5164 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5165 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5166 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5167 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5168 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5169 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5170 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5171 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5172 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5173 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5174 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5175 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5176 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5177 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5178 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5179 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5180 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5181 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5182 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5183
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5184 static void SDL_Blit_ABGR8888_RGB888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5185 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5186 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5187 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5188 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5189 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5190 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5191 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5192 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5193 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5194 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5195
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5196 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5197 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5198 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5199 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5200 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5201 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5202 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5203 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5204 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5205 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5206 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5207 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5208 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5209 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5210 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5211 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5212 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5213 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5214 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5215 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5216 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5217 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5218 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5219 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5220 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5221 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5222 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5223 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5224 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5225 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5226 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5227 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5228 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5229 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5230 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5231 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5232 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5233 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5234 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5235 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5236 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5237 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5238 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5239 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5240 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5241 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5242 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5243 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5244 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5245 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5246 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5247
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5248 static void SDL_Blit_ABGR8888_RGB888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5249 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5250 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5251 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5252 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5253 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5254 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5255 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5256 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5257 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5258 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5259 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5260 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5261 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5263 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5264 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5265 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5266 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5267
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5268 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5269 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5270 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5271 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5272 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5273 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5274 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5275 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5276 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5277 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5278 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5279 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5280 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5281 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5282 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5283 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5284 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5285 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5286 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5287 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5288 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5289 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5290 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5291 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5292 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5293 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5294 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5295 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5296 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5297 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5298 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5299 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5300 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5301 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5302 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5303 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5304 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5305 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5306 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5307 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5308 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5309 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5310 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5311 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5312 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5313 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5314 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5315 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5316 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5317 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5318 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5319 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5320 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5321 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5322 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5323 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5324 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5325 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5326 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5327 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5328 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5329 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5330 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5331 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5332
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5333 static void SDL_Blit_ABGR8888_BGR888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5334 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5335 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5336 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5337 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5338 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5339 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5340 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5341
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5342 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5343 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5344 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5345 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5346
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5347 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5348 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5349 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5350 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5351 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5352 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5353 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5354 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5355 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5356 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5357 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5358 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5359 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5360 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5361 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5362 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5363 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5364 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5365 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5366 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5367 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5368 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5369 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5370 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5371 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5372 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5373 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5374 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5375 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5376
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5377 static void SDL_Blit_ABGR8888_BGR888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5378 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5379 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5380 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5381 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5382 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5383 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5384
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5385 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5386 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5387 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5388 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5389 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5390 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5391 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5392 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5393 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5394 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5395 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5396 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5397 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5398 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5399 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5400 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5401 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5402 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5403 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5404 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5405 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5406 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5407 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5408 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5409 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5410 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5411 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5412 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5413 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5414 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5415 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5416 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5417 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5418 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5419 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5420 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5421 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5422 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5423 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5424 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5425 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5426 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5427 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5428
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5429 static void SDL_Blit_ABGR8888_BGR888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5430 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5431 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5432 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5433 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5434 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5435 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5436 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5437 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5438 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5439
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5440 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5441 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5442 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5443 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5444
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5445 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5446 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5447 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5448 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5449 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5450 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5451 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5452 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5453 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5454 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5455 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5456 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5457 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5458 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5459 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5460 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5461 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5462 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5463 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5464 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5465 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5466 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5467 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5468 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5469 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5470 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5471 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5472 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5473 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5474 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5475 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5476 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5477 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5478 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5479 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5480 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5481 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5482 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5483 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5484 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5485 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5486 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5487 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5488 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5489 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5490 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5491 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5492 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5493 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5494 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5495 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5496 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5497 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5498 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5499 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5500 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5501
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5502 static void SDL_Blit_ABGR8888_BGR888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5503 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5504 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5505 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5506 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5507 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5508 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5509 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5510 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5511
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5512 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5513 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5514 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5515 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5516 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5517 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5518 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5519 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5520 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5521 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5522 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5523 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5524 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5525 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5526 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5527 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5528 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5529 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5530 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5531 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5532 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5533 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5534 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5535 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5536
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5537 static void SDL_Blit_ABGR8888_BGR888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5538 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5539 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5540 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5541 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5542 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5543 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5544 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5545 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5546 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5547 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5548 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5549
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5550 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5551 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5552 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5553 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5554
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5555 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5556 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5557 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5558 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5559 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5560 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5561 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5562 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5563 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5564 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5565 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5566 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5567 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5568 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5569 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5570 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5571 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5572 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5573 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5574 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5575 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5576 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5577 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5578 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5579 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5580 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5581 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5582 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5583 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5584 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5585 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5586 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5587 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5588 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5589 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5590 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5591 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5592
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5593 static void SDL_Blit_ABGR8888_BGR888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5594 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5595 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5596 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5597 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5598 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5599 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5600 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5601 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5602 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5603 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5604
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5605 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5606 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5607 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5608 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5609 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5610 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5611 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5612 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5613 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5614 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5615 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5616 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5617 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5618 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5619 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5620 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5621 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5622 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5623 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5624 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5625 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5626 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5627 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5628 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5629 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5630 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5631 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5632 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5633 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5634 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5635 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5636 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5637 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5638 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5639 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5640 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5641 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5642 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5643 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5644 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5645 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5646 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5647 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5648 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5649 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5650 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5651 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5652 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5653 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5654 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5655 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5656
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
5657 static void SDL_Blit_ABGR8888_BGR888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5658 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5659 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5660 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5661 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5662 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5663 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5664 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5665 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5666 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5667 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5668 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5669 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5670 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5671
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5672 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5673 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5674 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5675 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5676
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5677 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5678 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5679 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5680 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5681 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5682 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5683 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5684 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5685 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5686 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5687 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5688 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5689 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5690 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5691 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5692 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5693 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5694 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5695 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5696 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5697 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5698 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5699 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5700 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5701 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5702 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5703 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5704 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5705 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5706 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5707 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5708 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5709 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5710 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5711 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5712 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5713 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5714 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5715 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5716 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5717 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5718 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5719 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5720 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5721 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5722 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5723 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5724 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5725 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5726 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5727 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5728 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5729 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5730 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5731 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5732 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5733 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5734 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5735 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5736 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5737 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5738 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5739 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5740 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5741
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5742 static void SDL_Blit_ABGR8888_ARGB8888_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5743 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5744 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5745 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5746 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5747 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5748 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5749 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5750
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5751 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5752 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5753 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5754 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5755
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5756 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5757 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5758 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5759 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5760 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5761 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5762 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5763 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5764 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5765 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5766 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5767 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5768 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5769 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5770 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5771 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5772 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5773 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5774 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5775 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5776 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5777 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5778 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5779 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5780 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5781 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5782 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5783 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5784 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5785
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5786 static void SDL_Blit_ABGR8888_ARGB8888_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5787 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5788 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5789 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5790 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5791 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5792 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5793
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5794 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5795 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5796 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5797 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5798 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5799 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5800 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5801 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5802 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5803 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5804 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5805 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5806 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5807 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5808 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5809 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5810 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5811 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5812 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5813 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5814 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5815 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5816 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5817 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5818 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5819 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5820 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5821 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5822 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5823 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5824 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5825 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5826 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5827 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5828 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5829 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5830 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5831 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5832 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5833 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5834 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5835 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5836 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5837
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5838 static void SDL_Blit_ABGR8888_ARGB8888_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5839 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5840 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5841 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5842 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5843 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5844 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5845 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5846 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5847 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5848
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5849 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5850 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5851 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5852 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5853
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5854 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5855 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5856 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5857 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5858 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5859 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5860 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5861 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5862 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5863 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5864 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5865 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5866 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5867 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5868 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5869 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5870 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5871 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5872 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5873 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5874 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5875 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5876 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5877 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5878 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5879 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5880 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5881 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5882 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5883 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5884 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5885 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5886 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5887 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5888 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5889 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5890 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5891 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5892 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5893 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5894 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5895 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5896 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5897 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5898 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
5899 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5900 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5901 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5902 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5903 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5904 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5905 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5906 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5907 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5908 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5909 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5910
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5911 static void SDL_Blit_ABGR8888_ARGB8888_Modulate(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5912 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5913 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5914 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5915 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5916 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5917 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5918 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5919 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5920
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5921 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5922 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5923 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5924 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5925 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5926 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5927 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5928 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5929 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5930 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5931 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5932 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5933 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5934 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5935 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5936 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5937 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5938 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5939 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5940 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5941 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5942 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5943 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5944 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5945
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5946 static void SDL_Blit_ABGR8888_ARGB8888_Modulate_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5947 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5948 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5949 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5950 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5951 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5952 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5953 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5954 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5955 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5956 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5957 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5958
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5959 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5960 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5961 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5962 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5963
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5964 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5965 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5966 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5967 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5968 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5969 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5970 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5971 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5972 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5973 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5974 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5975 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5976 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5977 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5978 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5979 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5980 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5981 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5982 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5983 A = (Uint8)(pixel >> 24); B = (Uint8)(pixel >> 16); G = (Uint8)(pixel >> 8); R = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5984 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5985 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5986 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5987 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5988 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5989 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5990 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5991 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5992 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5993 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5994 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5995 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5996 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5997 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5998 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
5999 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6000 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6001
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6002 static void SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6003 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6004 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6005 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6006 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6007 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6008 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6009 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6010 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6011 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6012 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6013
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6014 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6015 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6016 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6017 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6018 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6019 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6020 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6021 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6022 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6023 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6024 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6025 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6026 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6027 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6028 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6029 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6030 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6031 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6032 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6033 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6034 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6035 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6036 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6037 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6038 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6039 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6040 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6041 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6042 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6043 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6044 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6045 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6046 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6047 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6048 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6049 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6050 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6051 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6052 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6053 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6054 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6055 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6056 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6057 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6058 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6059 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6060 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6061 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6062 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6063 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6064 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6065
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6066 static void SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6067 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6068 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6069 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6070 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6071 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6072 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6073 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6074 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6075 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6076 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6077 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6078 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6079 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6080
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6081 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6082 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6083 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6084 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6085
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6086 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6087 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6088 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6089 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6090 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6091 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6092 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6093 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6094 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6095 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6096 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6097 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6098 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6099 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6100 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6101 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6102 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6103 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6104 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6105 srcA = (Uint8)(srcpixel >> 24); srcB = (Uint8)(srcpixel >> 16); srcG = (Uint8)(srcpixel >> 8); srcR = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6106 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6107 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6108 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6109 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6110 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6111 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6112 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6113 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6114 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6115 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6116 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6117 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6118 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6119 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6120 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6121 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6122 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6123 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6124 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6125 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6126 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6127 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6128 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6129 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6130 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6131 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6132 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6133 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6134 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6135 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6136 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6137 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6138 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6139 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6140 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6141 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6142 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6143 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6144 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6145 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6146 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6147 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6148 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6149 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6150
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6151 static void SDL_Blit_BGRA8888_RGB888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6152 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6153 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6154 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6155 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6156 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6157 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6158 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6159
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6160 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6161 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6162 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6163 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6164
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6165 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6166 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6167 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6168 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6169 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6170 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6171 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6172 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6173 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6174 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6175 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6176 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6177 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6178 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6179 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6180 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6181 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6182 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6183 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6184 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6185 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6186 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6187 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6188 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6189 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6190 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6191 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6192 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6193 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6194
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6195 static void SDL_Blit_BGRA8888_RGB888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6196 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6197 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6198 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6199 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6200 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6201 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6202
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6203 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6204 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6205 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6206 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6207 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6208 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6209 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6210 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6211 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6212 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6213 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6214 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6215 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6216 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6217 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6218 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6219 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6220 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6221 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6222 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6223 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6224 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6225 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6226 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6227 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6228 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6229 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6230 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6231 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6232 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6233 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6234 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6235 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6236 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6237 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6238 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6239 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6240 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6241 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6242 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6243 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6244 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6245 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6246
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6247 static void SDL_Blit_BGRA8888_RGB888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6248 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6249 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6250 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6251 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6252 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6253 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6254 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6255 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6256 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6257
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6258 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6259 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6260 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6261 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6263 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6264 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6265 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6266 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6267 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6268 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6269 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6270 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6271 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6272 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6273 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6274 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6275 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6276 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6277 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6278 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6279 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6280 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6281 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6282 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6283 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6284 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6285 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6286 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6287 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6288 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6289 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6290 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6291 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6292 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6293 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6294 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6295 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6296 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6297 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6298 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6299 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6300 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6301 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6302 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6303 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6304 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6305 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6306 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6307 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6308 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6309 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6310 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6311 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6312 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6313 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6314 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6315 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6316 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6317 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6318 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6319
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6320 static void SDL_Blit_BGRA8888_RGB888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6321 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6322 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6323 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6324 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6325 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6326 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6327 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6328 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6329
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6330 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6331 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6332 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6333 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6334 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6335 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6336 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6337 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6338 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6339 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6340 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6341 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6342 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6343 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6344 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6345 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6346 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6347 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6348 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6349 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6350 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6351 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6352 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6353 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6354
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6355 static void SDL_Blit_BGRA8888_RGB888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6356 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6357 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6358 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6359 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6360 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6361 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6362 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6363 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6364 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6365 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6366 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6367
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6368 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6369 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6370 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6371 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6372
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6373 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6374 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6375 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6376 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6377 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6378 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6379 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6380 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6381 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6382 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6383 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6384 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6385 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6386 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6387 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6388 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6389 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6390 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6391 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6392 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6393 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6394 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6395 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6396 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6397 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6398 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6399 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6400 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6401 pixel = ((Uint32)R << 16) | ((Uint32)G << 8) | B;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6402 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6403 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6404 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6405 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6406 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6407 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6408 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6409 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6410
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6411 static void SDL_Blit_BGRA8888_RGB888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6412 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6413 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6414 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6415 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6416 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6417 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6418 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6419 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6420 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6421 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6422
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6423 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6424 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6425 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6426 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6427 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6428 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6429 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6430 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6431 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6432 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6433 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6434 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6435 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6436 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6437 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6438 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6439 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6440 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6441 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6442 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6443 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6444 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6445 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6446 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6447 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6448 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6449 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6450 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6451 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6452 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6453 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6454 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6455 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6456 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6457 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6458 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6459 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6460 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6461 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6462 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6463 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6464 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6465 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6466 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6467 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6468 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6469 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6470 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6471 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6472 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6473 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6474
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6475 static void SDL_Blit_BGRA8888_RGB888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6476 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6477 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6478 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6479 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6480 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6481 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6482 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6483 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6484 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6485 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6486 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6487 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6488 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6489
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6490 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6491 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6492 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6493 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6494
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6495 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6496 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6497 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6498 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6499 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6500 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6501 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6502 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6503 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6504 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6505 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6506 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6507 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6508 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6509 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6510 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6511 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6512 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6513 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6514 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6515 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6516 dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6517 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6518 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6519 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6520 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6521 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6522 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6523 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6524 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6525 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6526 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6527 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6528 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6529 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6530 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6531 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6532 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6533 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6534 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6535 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6536 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6537 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6538 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6539 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6540 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6541 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6542 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6543 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6544 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6545 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6546 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6547 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6548 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6549 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6550 dstpixel = ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6551 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6552 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6553 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6554 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6555 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6556 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6557 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6558 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6559
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6560 static void SDL_Blit_BGRA8888_BGR888_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6561 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6562 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6563 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6564 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6565 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6566 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6567 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6568
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6569 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6570 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6571 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6572 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6573
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6574 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6575 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6576 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6577 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6578 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6579 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6580 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6581 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6582 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6583 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6584 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6585 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6586 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6587 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6588 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6589 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6590 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6591 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6592 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6593 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6594 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6595 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6596 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6597 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6598 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6599 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6600 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6601 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6602 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6603
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6604 static void SDL_Blit_BGRA8888_BGR888_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6605 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6606 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6607 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6608 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6609 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6610 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6611
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6612 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6613 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6614 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6615 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6616 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6617 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6618 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6619 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6620 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6621 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6622 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6623 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6624 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6625 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6626 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6627 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6628 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6629 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6630 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6631 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6632 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6633 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6634 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6635 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6636 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6637 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6638 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6639 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6640 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6641 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6642 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6643 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6644 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6645 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6646 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6647 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6648 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6649 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6650 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6651 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6652 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6653 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6654 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6655
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6656 static void SDL_Blit_BGRA8888_BGR888_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6657 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6658 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6659 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6660 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6661 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6662 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6663 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6664 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6665 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6666
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6667 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6668 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6669 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6670 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6671
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6672 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6673 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6674 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6675 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6676 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6677 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6678 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6679 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6680 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6681 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6682 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6683 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6684 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6685 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6686 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6687 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6688 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6689 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6690 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6691 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6692 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6693 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6694 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6695 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6696 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6697 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6698 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6699 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6700 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6701 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6702 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6703 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6704 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6705 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6706 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6707 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6708 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6709 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6710 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6711 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6712 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6713 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6714 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6715 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6716 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6717 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6718 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6719 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6720 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6721 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6722 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6723 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6724 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6725 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6726 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6727 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6728
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6729 static void SDL_Blit_BGRA8888_BGR888_Modulate(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6730 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6731 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6732 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6733 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6734 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6735 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6736 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6737 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6738
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6739 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6740 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6741 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6742 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6743 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6744 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6745 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6746 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6747 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6748 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6749 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6750 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6751 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6752 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6753 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6754 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6755 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6756 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6757 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6758 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6759 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6760 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6761 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6762 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6763
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6764 static void SDL_Blit_BGRA8888_BGR888_Modulate_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6765 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6766 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6767 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6768 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6769 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6770 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6771 Uint32 pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6772 Uint32 R, G, B, A;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6773 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6774 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6775 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6776
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6777 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6778 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6779 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6780 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6781
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6782 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6783 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6784 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6785 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6786 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6787 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6788 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6789 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6790 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6791 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6792 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6793 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6794 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6795 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6796 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6797 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6798 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6799 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6800 pixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6801 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6802 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6803 R = (R * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6804 G = (G * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6805 B = (B * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6806 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6807 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6808 A = (A * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6809 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6810 pixel = ((Uint32)B << 16) | ((Uint32)G << 8) | R;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6811 *dst = pixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6812 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6813 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6814 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6815 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6816 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6817 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6818 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6819
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6820 static void SDL_Blit_BGRA8888_BGR888_Modulate_Blend(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6821 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6822 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6823 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6824 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6825 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6826 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6827 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6828 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6829 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6830 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6831
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6832 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6833 Uint32 *src = (Uint32 *)info->src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6834 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6835 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6836 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6837 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6838 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6839 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6840 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6841 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6842 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6843 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6844 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6845 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6846 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6847 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6848 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6849 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6850 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6851 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6852 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6853 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6854 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6855 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6856 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6857 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6858 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6859 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6860 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6861 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6862 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6863 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6864 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6865 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6866 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6867 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6868 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6869 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6870 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6871 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6872 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6873 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6874 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6875 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6876 ++src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6877 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6878 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6879 info->src += info->src_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6880 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6881 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6882 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6883
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
6884 static void SDL_Blit_BGRA8888_BGR888_Modulate_Blend_Scale(SDL_BlitInfo *info)
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6885 {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6886 const int flags = info->flags;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6887 const Uint32 modulateR = info->r;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6888 const Uint32 modulateG = info->g;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6889 const Uint32 modulateB = info->b;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6890 const Uint32 modulateA = info->a;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6891 Uint32 srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6892 Uint32 srcR, srcG, srcB, srcA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6893 Uint32 dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6894 Uint32 dstR, dstG, dstB, dstA;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6895 int srcy, srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6896 int posy, posx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6897 int incy, incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6898
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6899 srcy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6900 posy = 0;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6901 incy = (info->src_h << 16) / info->dst_h;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6902 incx = (info->src_w << 16) / info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6903
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6904 while (info->dst_h--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6905 Uint32 *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6906 Uint32 *dst = (Uint32 *)info->dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6907 int n = info->dst_w;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6908 srcx = -1;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6909 posx = 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6910 while (posy >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6911 ++srcy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6912 posy -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6913 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6914 while (n--) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6915 if (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6916 while (posx >= 0x10000L) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6917 ++srcx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6918 posx -= 0x10000L;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6919 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6920 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6921 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6922 srcpixel = *src;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6923 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6924 dstpixel = *dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6925 dstB = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstR = (Uint8)dstpixel; dstA = 0xFF;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6926 if (flags & SDL_COPY_MODULATE_COLOR) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6927 srcR = (srcR * modulateR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6928 srcG = (srcG * modulateG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6929 srcB = (srcB * modulateB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6930 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6931 if (flags & SDL_COPY_MODULATE_ALPHA) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6932 srcA = (srcA * modulateA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6933 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6934 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6935 /* This goes away if we ever use premultiplied alpha */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6936 if (srcA < 255) {
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6937 srcR = (srcR * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6938 srcG = (srcG * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6939 srcB = (srcB * srcA) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6940 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6941 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6942 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6943 case SDL_COPY_BLEND:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6944 dstR = srcR + ((255 - srcA) * dstR) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6945 dstG = srcG + ((255 - srcA) * dstG) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6946 dstB = srcB + ((255 - srcA) * dstB) / 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6947 break;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6948 case SDL_COPY_ADD:
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6949 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6950 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6951 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6952 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6953 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6954 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6955 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6956 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
6957 break;
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6958 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6959 dstpixel = ((Uint32)dstB << 16) | ((Uint32)dstG << 8) | dstR;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6960 *dst = dstpixel;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6961 posx += incx;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6962 ++dst;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6963 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6964 posy += incy;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6965 info->dst += info->dst_pitch;
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6966 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6967 }
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6968
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6969 static void SDL_Blit_BGRA8888_ARGB8888_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6970 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6971 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6972 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6973 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6974 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6975 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6976 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6977
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6978 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6979 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6980 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6981 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6982
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6983 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6984 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6985 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6986 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6987 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6988 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6989 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6990 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6991 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6992 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6993 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6994 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6995 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6996 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6997 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6998 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
6999 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7000 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7001 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7002 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7003 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7004 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7005 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7006 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7007 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7008 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7009 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7010 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7011 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7012
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7013 static void SDL_Blit_BGRA8888_ARGB8888_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7014 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7015 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7016 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7017 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7018 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7019 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7020
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7021 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7022 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7023 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7024 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7025 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7026 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7027 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7028 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7029 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7030 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7031 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7032 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7033 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7034 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7035 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7036 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7037 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7038 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7039 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7040 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7041 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7042 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7043 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7044 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7045 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7046 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7047 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7048 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7049 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7050 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7051 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7052 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7053 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7054 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7055 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7056 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7057 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7058 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7059 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7060 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7061 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7062 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7063 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7064
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7065 static void SDL_Blit_BGRA8888_ARGB8888_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7066 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7067 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7068 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7069 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7070 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7071 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7072 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7073 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7074 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7075
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7076 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7077 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7078 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7079 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7080
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7081 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7082 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7083 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7084 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7085 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7086 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7087 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7088 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7089 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7090 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7091 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7092 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7093 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7094 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7095 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7096 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7097 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7098 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7099 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7100 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7101 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7102 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7103 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7104 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7105 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7106 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7107 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7108 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7109 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7110 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7111 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7112 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7113 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7114 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7115 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7116 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7117 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7118 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7119 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7120 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7121 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7122 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7123 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7124 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7125 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7126 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7127 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7128 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7129 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7130 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7131 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7132 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7133 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7134 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7135 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7136 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7137
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7138 static void SDL_Blit_BGRA8888_ARGB8888_Modulate(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7139 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7140 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7141 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7142 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7143 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7144 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7145 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7146 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7147
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7148 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7149 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7150 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7151 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7152 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7153 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7154 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7155 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7156 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7157 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7158 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7159 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7160 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7161 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7162 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7163 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7164 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7165 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7166 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7167 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7168 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7169 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7170 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7171 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7172
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7173 static void SDL_Blit_BGRA8888_ARGB8888_Modulate_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7174 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7175 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7176 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7177 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7178 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7179 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7180 Uint32 pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7181 Uint32 R, G, B, A;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7182 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7183 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7184 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7185
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7186 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7187 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7188 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7189 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7190
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7191 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7192 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7193 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7194 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7195 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7196 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7197 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7198 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7199 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7200 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7201 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7202 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7203 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7204 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7205 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7206 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7207 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7208 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7209 pixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7210 B = (Uint8)(pixel >> 24); G = (Uint8)(pixel >> 16); R = (Uint8)(pixel >> 8); A = (Uint8)pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7211 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7212 R = (R * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7213 G = (G * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7214 B = (B * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7215 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7216 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7217 A = (A * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7218 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7219 pixel = ((Uint32)A << 24) | ((Uint32)R << 16) | ((Uint32)G << 8) | B;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7220 *dst = pixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7221 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7222 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7223 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7224 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7225 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7226 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7227 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7228
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7229 static void SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7230 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7231 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7232 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7233 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7234 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7235 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7236 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7237 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7238 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7239 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7240
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7241 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7242 Uint32 *src = (Uint32 *)info->src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7243 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7244 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7245 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7246 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7247 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7248 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7249 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7250 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7251 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7252 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7253 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7254 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7255 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7256 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7257 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7258 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7259 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7260 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7261 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7262 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7263 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7264 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7265 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7266 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7267 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7268 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7269 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7270 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7271 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7272 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7273 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7274 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7275 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7276 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7277 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7278 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7279 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7280 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7281 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7282 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7283 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7284 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7285 ++src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7286 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7287 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7288 info->src += info->src_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7289 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7290 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7291 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7292
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7293 static void SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend_Scale(SDL_BlitInfo *info)
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7294 {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7295 const int flags = info->flags;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7296 const Uint32 modulateR = info->r;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7297 const Uint32 modulateG = info->g;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7298 const Uint32 modulateB = info->b;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7299 const Uint32 modulateA = info->a;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7300 Uint32 srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7301 Uint32 srcR, srcG, srcB, srcA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7302 Uint32 dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7303 Uint32 dstR, dstG, dstB, dstA;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7304 int srcy, srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7305 int posy, posx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7306 int incy, incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7307
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7308 srcy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7309 posy = 0;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7310 incy = (info->src_h << 16) / info->dst_h;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7311 incx = (info->src_w << 16) / info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7312
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7313 while (info->dst_h--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7314 Uint32 *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7315 Uint32 *dst = (Uint32 *)info->dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7316 int n = info->dst_w;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7317 srcx = -1;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7318 posx = 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7319 while (posy >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7320 ++srcy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7321 posy -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7322 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7323 while (n--) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7324 if (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7325 while (posx >= 0x10000L) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7326 ++srcx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7327 posx -= 0x10000L;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7328 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7329 src = (Uint32 *)(info->src + (srcy * info->src_pitch) + (srcx * 4));
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7330 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7331 srcpixel = *src;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7332 srcB = (Uint8)(srcpixel >> 24); srcG = (Uint8)(srcpixel >> 16); srcR = (Uint8)(srcpixel >> 8); srcA = (Uint8)srcpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7333 dstpixel = *dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7334 dstA = (Uint8)(dstpixel >> 24); dstR = (Uint8)(dstpixel >> 16); dstG = (Uint8)(dstpixel >> 8); dstB = (Uint8)dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7335 if (flags & SDL_COPY_MODULATE_COLOR) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7336 srcR = (srcR * modulateR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7337 srcG = (srcG * modulateG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7338 srcB = (srcB * modulateB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7339 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7340 if (flags & SDL_COPY_MODULATE_ALPHA) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7341 srcA = (srcA * modulateA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7342 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7343 if (flags & (SDL_COPY_BLEND|SDL_COPY_ADD)) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7344 /* This goes away if we ever use premultiplied alpha */
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7345 if (srcA < 255) {
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7346 srcR = (srcR * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7347 srcG = (srcG * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7348 srcB = (srcB * srcA) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7349 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7350 }
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7351 switch (flags & (SDL_COPY_BLEND|SDL_COPY_ADD|SDL_COPY_MOD)) {
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7352 case SDL_COPY_BLEND:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7353 dstR = srcR + ((255 - srcA) * dstR) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7354 dstG = srcG + ((255 - srcA) * dstG) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7355 dstB = srcB + ((255 - srcA) * dstB) / 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7356 break;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7357 case SDL_COPY_ADD:
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7358 dstR = srcR + dstR; if (dstR > 255) dstR = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7359 dstG = srcG + dstG; if (dstG > 255) dstG = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7360 dstB = srcB + dstB; if (dstB > 255) dstB = 255;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7361 break;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7362 case SDL_COPY_MOD:
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7363 dstR = (srcR * dstR) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7364 dstG = (srcG * dstG) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7365 dstB = (srcB * dstB) / 255;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7366 break;
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7367 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7368 dstpixel = ((Uint32)dstA << 24) | ((Uint32)dstR << 16) | ((Uint32)dstG << 8) | dstB;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7369 *dst = dstpixel;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7370 posx += incx;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7371 ++dst;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7372 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7373 posy += incy;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7374 info->dst += info->dst_pitch;
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7375 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7376 }
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7377
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2263
diff changeset
7378 SDL_BlitFuncEntry SDL_GeneratedBlitFuncTable[] = {
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7379 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_RGB888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7380 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGB888_RGB888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7381 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_RGB888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7382 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_RGB888_RGB888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7383 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_RGB888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7384 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGB888_RGB888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7385 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_RGB888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7386 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_BGR888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7387 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGB888_BGR888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7388 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_BGR888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7389 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_RGB888_BGR888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7390 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_BGR888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7391 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGB888_BGR888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7392 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_BGR888_Modulate_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7393 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_ARGB8888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7394 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGB888_ARGB8888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7395 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_ARGB8888_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7396 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_RGB888_ARGB8888_Modulate },
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7397 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_ARGB8888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7398 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGB888_ARGB8888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7399 { SDL_PIXELFORMAT_RGB888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGB888_ARGB8888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7400 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_RGB888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7401 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGR888_RGB888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7402 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_RGB888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7403 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_BGR888_RGB888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7404 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_RGB888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7405 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGR888_RGB888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7406 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_RGB888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7407 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_BGR888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7408 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGR888_BGR888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7409 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_BGR888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7410 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_BGR888_BGR888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7411 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_BGR888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7412 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGR888_BGR888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7413 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_BGR888_Modulate_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7414 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_ARGB8888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7415 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGR888_ARGB8888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7416 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_ARGB8888_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7417 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_BGR888_ARGB8888_Modulate },
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7418 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_ARGB8888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7419 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGR888_ARGB8888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7420 { SDL_PIXELFORMAT_BGR888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGR888_ARGB8888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7421 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_RGB888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7422 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ARGB8888_RGB888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7423 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_RGB888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7424 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_ARGB8888_RGB888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7425 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_RGB888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7426 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ARGB8888_RGB888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7427 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_RGB888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7428 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_BGR888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7429 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ARGB8888_BGR888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7430 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_BGR888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7431 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_ARGB8888_BGR888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7432 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_BGR888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7433 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ARGB8888_BGR888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7434 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_BGR888_Modulate_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7435 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_ARGB8888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7436 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ARGB8888_ARGB8888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7437 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_ARGB8888_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7438 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_ARGB8888_ARGB8888_Modulate },
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7439 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_ARGB8888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7440 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7441 { SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ARGB8888_ARGB8888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7442 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_RGB888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7443 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGBA8888_RGB888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7444 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_RGB888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7445 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_RGBA8888_RGB888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7446 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_RGB888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7447 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGBA8888_RGB888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7448 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_RGB888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7449 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_BGR888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7450 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGBA8888_BGR888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7451 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_BGR888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7452 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_RGBA8888_BGR888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7453 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_BGR888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7454 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGBA8888_BGR888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7455 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_BGR888_Modulate_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7456 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_ARGB8888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7457 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGBA8888_ARGB8888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7458 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_ARGB8888_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7459 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_RGBA8888_ARGB8888_Modulate },
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7460 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_ARGB8888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7461 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7462 { SDL_PIXELFORMAT_RGBA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_RGBA8888_ARGB8888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7463 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_RGB888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7464 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ABGR8888_RGB888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7465 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_RGB888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7466 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_ABGR8888_RGB888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7467 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_RGB888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7468 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ABGR8888_RGB888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7469 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_RGB888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7470 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_BGR888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7471 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ABGR8888_BGR888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7472 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_BGR888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7473 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_ABGR8888_BGR888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7474 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_BGR888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7475 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ABGR8888_BGR888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7476 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_BGR888_Modulate_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7477 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_ARGB8888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7478 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ABGR8888_ARGB8888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7479 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_ARGB8888_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7480 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_ABGR8888_ARGB8888_Modulate },
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7481 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_ARGB8888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7482 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7483 { SDL_PIXELFORMAT_ABGR8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_ABGR8888_ARGB8888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7484 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_RGB888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7485 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGRA8888_RGB888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7486 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_RGB888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7487 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_BGRA8888_RGB888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7488 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_RGB888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7489 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGRA8888_RGB888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7490 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_RGB888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_RGB888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7491 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_BGR888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7492 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGRA8888_BGR888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7493 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_BGR888_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7494 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_BGRA8888_BGR888_Modulate },
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7495 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_BGR888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7496 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGRA8888_BGR888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7497 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_BGR888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_BGR888_Modulate_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7498 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_ARGB8888_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7499 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGRA8888_ARGB8888_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7500 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_ARGB8888_Blend_Scale },
2800
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7501 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA), SDL_CPU_ANY, SDL_Blit_BGRA8888_ARGB8888_Modulate },
8969da2ef606 Added ARGB8888 destination format (used on Mac OS X)
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
7502 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_ARGB8888_Modulate_Scale },
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7503 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD), SDL_CPU_ANY, SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend },
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
7504 { SDL_PIXELFORMAT_BGRA8888, SDL_PIXELFORMAT_ARGB8888, (SDL_COPY_MODULATE_COLOR | SDL_COPY_MODULATE_ALPHA | SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD | SDL_COPY_NEAREST), SDL_CPU_ANY, SDL_Blit_BGRA8888_ARGB8888_Modulate_Blend_Scale },
2263
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7505 { 0, 0, 0, 0, NULL }
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7506 };
900c35d8e8fd More work in progress, still doesn't compile...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
7507
2262
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7508 /* *INDENT-ON* */
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7509
bee005ace1bf Work in progress: merging new texture features into SDL blit system
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7510 /* vi: set ts=4 sw=4 expandtab: */