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annotate src/video/SDL_blit_N.c @ 1563:b054590b967a

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author Sam Lantinga <slouken@libsdl.org>
date Tue, 21 Mar 2006 06:54:24 +0000
parents ab1e4c41ab71
children 14717b52abc0
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
0
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #include "SDL_video.h"
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25 #include "SDL_endian.h"
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26 #include "SDL_cpuinfo.h"
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27 #include "SDL_blit.h"
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28
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29 /* Functions to blit from N-bit surfaces to other surfaces */
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30
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31 #if SDL_ALTIVEC_BLITTERS
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32 #ifdef HAVE_ALTIVEC_H
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33 #include <altivec.h>
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34 #endif
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35 #define assert(X)
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36 #ifdef __MACOSX__
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37 #include <sys/sysctl.h>
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38 static size_t GetL3CacheSize( void )
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39 {
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40 const char key[] = "hw.l3cachesize";
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41 u_int64_t result = 0;
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42 size_t typeSize = sizeof( result );
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43
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44
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45 int err = sysctlbyname( key, &result, &typeSize, NULL, 0 );
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46 if( 0 != err ) return 0;
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47
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48 return result;
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49 }
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50 #else
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51 static size_t GetL3CacheSize( void )
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52 {
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53 /* XXX: Just guess G4 */
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54 return 2097152;
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55 }
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56 #endif /* __MACOSX__ */
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57
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58 #if (defined(__MACOSX__) && (__GNUC__ < 4))
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59 #define VECUINT8_LITERAL(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p) \
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60 (vector unsigned char) ( a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p )
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61 #define VECUINT16_LITERAL(a,b,c,d,e,f,g,h) \
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62 (vector unsigned short) ( a,b,c,d,e,f,g,h )
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63 #else
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64 #define VECUINT8_LITERAL(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p) \
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65 (vector unsigned char) { a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p }
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66 #define VECUINT16_LITERAL(a,b,c,d,e,f,g,h) \
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67 (vector unsigned short) { a,b,c,d,e,f,g,h }
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68 #endif
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69
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70 #define UNALIGNED_PTR(x) (((size_t) x) & 0x0000000F)
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71 #define VSWIZZLE32(a,b,c,d) (vector unsigned char) \
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72 ( 0x00+a, 0x00+b, 0x00+c, 0x00+d, \
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73 0x04+a, 0x04+b, 0x04+c, 0x04+d, \
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74 0x08+a, 0x08+b, 0x08+c, 0x08+d, \
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75 0x0C+a, 0x0C+b, 0x0C+c, 0x0C+d )
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76
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77 #define MAKE8888(dstfmt, r, g, b, a) \
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78 ( ((r<<dstfmt->Rshift)&dstfmt->Rmask) | \
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79 ((g<<dstfmt->Gshift)&dstfmt->Gmask) | \
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80 ((b<<dstfmt->Bshift)&dstfmt->Bmask) | \
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81 ((a<<dstfmt->Ashift)&dstfmt->Amask) )
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82
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83 /*
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84 * Data Stream Touch...Altivec cache prefetching.
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85 *
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86 * Don't use this on a G5...however, the speed boost is very significant
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87 * on a G4.
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88 */
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89 #define DST_CHAN_SRC 1
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90 #define DST_CHAN_DEST 2
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91
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92 /* macro to set DST control word value... */
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93 #define DST_CTRL(size, count, stride) \
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94 (((size) << 24) | ((count) << 16) | (stride))
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95
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96 #define VEC_ALIGNER(src) ((UNALIGNED_PTR(src)) \
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97 ? vec_lvsl(0, src) \
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98 : vec_add(vec_lvsl(8, src), vec_splat_u8(8)))
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99
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100 /* Calculate the permute vector used for 32->32 swizzling */
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101 static vector unsigned char calc_swizzle32(const SDL_PixelFormat *srcfmt,
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102 const SDL_PixelFormat *dstfmt)
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103 {
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104 /*
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105 * We have to assume that the bits that aren't used by other
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106 * colors is alpha, and it's one complete byte, since some formats
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107 * leave alpha with a zero mask, but we should still swizzle the bits.
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108 */
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109 /* ARGB */
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110 const static struct SDL_PixelFormat default_pixel_format = {
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111 NULL, 0, 0,
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112 0, 0, 0, 0,
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113 16, 8, 0, 24,
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114 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000,
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115 0, 0};
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116 if (!srcfmt) {
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117 srcfmt = &default_pixel_format;
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118 }
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119 if (!dstfmt) {
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120 dstfmt = &default_pixel_format;
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121 }
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122 const vector unsigned char plus = VECUINT8_LITERAL(
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123 0x00, 0x00, 0x00, 0x00,
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124 0x04, 0x04, 0x04, 0x04,
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125 0x08, 0x08, 0x08, 0x08,
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126 0x0C, 0x0C, 0x0C, 0x0C );
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127 vector unsigned char vswiz;
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128 vector unsigned int srcvec;
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129 #define RESHIFT(X) (3 - ((X) >> 3))
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130 Uint32 rmask = RESHIFT(srcfmt->Rshift) << (dstfmt->Rshift);
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131 Uint32 gmask = RESHIFT(srcfmt->Gshift) << (dstfmt->Gshift);
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132 Uint32 bmask = RESHIFT(srcfmt->Bshift) << (dstfmt->Bshift);
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133 Uint32 amask;
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134 /* Use zero for alpha if either surface doesn't have alpha */
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diff changeset
135 if (dstfmt->Amask) {
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diff changeset
136 amask = ((srcfmt->Amask) ? RESHIFT(srcfmt->Ashift) : 0x10) << (dstfmt->Ashift);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
137 } else {
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
138 amask = 0x10101010 & ((dstfmt->Rmask | dstfmt->Gmask | dstfmt->Bmask) ^ 0xFFFFFFFF);
ffaaf7ecf685 Altivec-optimized blitters!
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139 }
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
140 #undef RESHIFT
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141 ((unsigned int *)(char*)&srcvec)[0] = (rmask | gmask | bmask | amask);
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diff changeset
142 vswiz = vec_add(plus, (vector unsigned char)vec_splat(srcvec, 0));
ffaaf7ecf685 Altivec-optimized blitters!
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143 return(vswiz);
ffaaf7ecf685 Altivec-optimized blitters!
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144 }
ffaaf7ecf685 Altivec-optimized blitters!
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145
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
146 static void Blit_RGB888_RGB565(SDL_BlitInfo *info);
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diff changeset
147 static void Blit_RGB888_RGB565Altivec(SDL_BlitInfo *info) {
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148 int height = info->d_height;
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diff changeset
149 Uint8 *src = (Uint8 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
150 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
151 Uint8 *dst = (Uint8 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
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152 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
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153 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
154 vector unsigned char valpha = vec_splat_u8(0);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
155 vector unsigned char vpermute = calc_swizzle32(srcfmt, NULL);
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156 vector unsigned char vgmerge = VECUINT8_LITERAL(
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diff changeset
157 0x00, 0x02, 0x00, 0x06,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
158 0x00, 0x0a, 0x00, 0x0e,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
159 0x00, 0x12, 0x00, 0x16,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
160 0x00, 0x1a, 0x00, 0x1e);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
161 vector unsigned short v1 = vec_splat_u16(1);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
162 vector unsigned short v3 = vec_splat_u16(3);
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163 vector unsigned short v3f = VECUINT16_LITERAL(
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diff changeset
164 0x003f, 0x003f, 0x003f, 0x003f,
ffaaf7ecf685 Altivec-optimized blitters!
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165 0x003f, 0x003f, 0x003f, 0x003f);
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166 vector unsigned short vfc = VECUINT16_LITERAL(
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167 0x00fc, 0x00fc, 0x00fc, 0x00fc,
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diff changeset
168 0x00fc, 0x00fc, 0x00fc, 0x00fc);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
169 vector unsigned short vf800 = (vector unsigned short)vec_splat_u8(-7);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
170 vf800 = vec_sl(vf800, vec_splat_u16(8));
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171
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
172 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
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173 vector unsigned char valigner;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
174 vector unsigned char voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
175 vector unsigned char vsrc;
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176
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
177 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
178 int extrawidth;
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179
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
180 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
181 #define ONE_PIXEL_BLEND(condition, widthvar) \
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
182 while (condition) { \
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183 Uint32 Pixel; \
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diff changeset
184 unsigned sR, sG, sB, sA; \
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185 DISEMBLE_RGBA((Uint8 *)src, 4, srcfmt, Pixel, \
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diff changeset
186 sR, sG, sB, sA); \
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
187 *(Uint16 *)(dst) = (((sR << 8) & 0x0000F800) | \
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
188 ((sG << 3) & 0x000007E0) | \
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
189 ((sB >> 3) & 0x0000001F)); \
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
190 dst += 2; \
ffaaf7ecf685 Altivec-optimized blitters!
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191 src += 4; \
ffaaf7ecf685 Altivec-optimized blitters!
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192 widthvar--; \
ffaaf7ecf685 Altivec-optimized blitters!
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193 }
ffaaf7ecf685 Altivec-optimized blitters!
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194
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
195 ONE_PIXEL_BLEND(((UNALIGNED_PTR(dst)) && (width)), width);
ffaaf7ecf685 Altivec-optimized blitters!
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196
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
197 /* After all that work, here's the vector part! */
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
198 extrawidth = (width % 8); /* trailing unaligned stores */
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
199 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
200 vsrc = vec_ld(0, src);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
201 valigner = VEC_ALIGNER(src);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
202
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
203 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
204 vector unsigned short vpixel, vrpixel, vgpixel, vbpixel;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
205 vector unsigned int vsrc1, vsrc2;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
206 vector unsigned char vdst;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
207
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
208 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
209 vsrc = vec_perm(vsrc, voverflow, valigner);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
210 vsrc1 = (vector unsigned int)vec_perm(vsrc, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
211 src += 16;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
212 vsrc = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
213 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
214 vsrc = vec_perm(vsrc, voverflow, valigner);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
215 vsrc2 = (vector unsigned int)vec_perm(vsrc, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
216 /* 1555 */
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
217 vpixel = (vector unsigned short)vec_packpx(vsrc1, vsrc2);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
218 vgpixel = (vector unsigned short)vec_perm(vsrc1, vsrc2, vgmerge);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
219 vgpixel = vec_and(vgpixel, vfc);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
220 vgpixel = vec_sl(vgpixel, v3);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
221 vrpixel = vec_sl(vpixel, v1);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
222 vrpixel = vec_and(vrpixel, vf800);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
223 vbpixel = vec_and(vpixel, v3f);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
224 vdst = vec_or((vector unsigned char)vrpixel, (vector unsigned char)vgpixel);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
225 /* 565 */
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
226 vdst = vec_or(vdst, (vector unsigned char)vbpixel);
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diff changeset
227 vec_st(vdst, 0, dst);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
228
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
229 width -= 8;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
230 src += 16;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
231 dst += 16;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
232 vsrc = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
233 }
ffaaf7ecf685 Altivec-optimized blitters!
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234
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
235 assert(width == 0);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
236
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
237 /* do scalar until we can align... */
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diff changeset
238 ONE_PIXEL_BLEND((extrawidth), extrawidth);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
239 #undef ONE_PIXEL_BLEND
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diff changeset
240
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
241 src += srcskip; /* move to next row, accounting for pitch. */
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diff changeset
242 dst += dstskip;
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diff changeset
243 }
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
244
ffaaf7ecf685 Altivec-optimized blitters!
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245
ffaaf7ecf685 Altivec-optimized blitters!
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246 }
ffaaf7ecf685 Altivec-optimized blitters!
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247
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
248 static void Blit_RGB565_32Altivec(SDL_BlitInfo *info) {
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diff changeset
249 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
250 Uint8 *src = (Uint8 *) info->s_pixels;
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251 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
252 Uint8 *dst = (Uint8 *) info->d_pixels;
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diff changeset
253 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
254 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
255 SDL_PixelFormat *dstfmt = info->dst;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
256 unsigned alpha;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
257 vector unsigned char valpha;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
258 vector unsigned char vpermute;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
259 vector unsigned short vf800;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
260 vector unsigned int v8 = vec_splat_u32(8);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
261 vector unsigned int v16 = vec_add(v8, v8);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
262 vector unsigned short v2 = vec_splat_u16(2);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
263 vector unsigned short v3 = vec_splat_u16(3);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
264 /*
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
265 0x10 - 0x1f is the alpha
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
266 0x00 - 0x0e evens are the red
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
267 0x01 - 0x0f odds are zero
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268 */
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diff changeset
269 vector unsigned char vredalpha1 = VECUINT8_LITERAL(
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diff changeset
270 0x10, 0x00, 0x01, 0x01,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
271 0x10, 0x02, 0x01, 0x01,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
272 0x10, 0x04, 0x01, 0x01,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
273 0x10, 0x06, 0x01, 0x01
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274 );
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275 vector unsigned char vredalpha2 = (vector unsigned char) (
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diff changeset
276 vec_add((vector unsigned int)vredalpha1, vec_sl(v8, v16))
ffaaf7ecf685 Altivec-optimized blitters!
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277 );
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
278 /*
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
279 0x00 - 0x0f is ARxx ARxx ARxx ARxx
ffaaf7ecf685 Altivec-optimized blitters!
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280 0x11 - 0x0f odds are blue
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281 */
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diff changeset
282 vector unsigned char vblue1 = VECUINT8_LITERAL(
1047
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diff changeset
283 0x00, 0x01, 0x02, 0x11,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
284 0x04, 0x05, 0x06, 0x13,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
285 0x08, 0x09, 0x0a, 0x15,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
286 0x0c, 0x0d, 0x0e, 0x17
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diff changeset
287 );
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
288 vector unsigned char vblue2 = (vector unsigned char)(
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
289 vec_add((vector unsigned int)vblue1, v8)
ffaaf7ecf685 Altivec-optimized blitters!
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290 );
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
291 /*
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
292 0x00 - 0x0f is ARxB ARxB ARxB ARxB
ffaaf7ecf685 Altivec-optimized blitters!
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293 0x10 - 0x0e evens are green
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294 */
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295 vector unsigned char vgreen1 = VECUINT8_LITERAL(
1047
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296 0x00, 0x01, 0x10, 0x03,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
297 0x04, 0x05, 0x12, 0x07,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
298 0x08, 0x09, 0x14, 0x0b,
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
299 0x0c, 0x0d, 0x16, 0x0f
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
300 );
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
301 vector unsigned char vgreen2 = (vector unsigned char)(
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
302 vec_add((vector unsigned int)vgreen1, vec_sl(v8, v8))
ffaaf7ecf685 Altivec-optimized blitters!
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303 );
ffaaf7ecf685 Altivec-optimized blitters!
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304
ffaaf7ecf685 Altivec-optimized blitters!
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305
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
306 assert(srcfmt->BytesPerPixel == 2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
307 assert(dstfmt->BytesPerPixel == 4);
ffaaf7ecf685 Altivec-optimized blitters!
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308
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
309 vf800 = (vector unsigned short)vec_splat_u8(-7);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
310 vf800 = vec_sl(vf800, vec_splat_u16(8));
ffaaf7ecf685 Altivec-optimized blitters!
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311
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
312 if (dstfmt->Amask && srcfmt->alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
313 ((unsigned char *)&valpha)[0] = alpha = srcfmt->alpha;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
314 valpha = vec_splat(valpha, 0);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
315 } else {
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
316 alpha = 0;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
317 valpha = vec_splat_u8(0);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
318 }
ffaaf7ecf685 Altivec-optimized blitters!
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319
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
320 vpermute = calc_swizzle32(NULL, dstfmt);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
321 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
322 vector unsigned char valigner;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
323 vector unsigned char voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
324 vector unsigned char vsrc;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
325
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
326 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
327 int extrawidth;
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328
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
329 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
330 #define ONE_PIXEL_BLEND(condition, widthvar) \
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
331 while (condition) { \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
332 unsigned sR, sG, sB; \
1162
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333 unsigned short Pixel = *((unsigned short *)src); \
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diff changeset
334 sR = (Pixel >> 8) & 0xf8; \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
335 sG = (Pixel >> 3) & 0xfc; \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
336 sB = (Pixel << 3) & 0xf8; \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
337 ASSEMBLE_RGBA(dst, 4, dstfmt, sR, sG, sB, alpha); \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
338 src += 2; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
339 dst += 4; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
340 widthvar--; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
341 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
342 ONE_PIXEL_BLEND(((UNALIGNED_PTR(dst)) && (width)), width);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
343
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
344 /* After all that work, here's the vector part! */
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
345 extrawidth = (width % 8); /* trailing unaligned stores */
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
346 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
347 vsrc = vec_ld(0, src);
ffaaf7ecf685 Altivec-optimized blitters!
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348 valigner = VEC_ALIGNER(src);
ffaaf7ecf685 Altivec-optimized blitters!
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349
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
350 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
351 vector unsigned short vR, vG, vB;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
352 vector unsigned char vdst1, vdst2;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
353
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
354 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
355 vsrc = vec_perm(vsrc, voverflow, valigner);
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
356
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
357 vR = vec_and((vector unsigned short)vsrc, vf800);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
358 vB = vec_sl((vector unsigned short)vsrc, v3);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
359 vG = vec_sl(vB, v2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
360
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
361 vdst1 = (vector unsigned char)vec_perm((vector unsigned char)vR, valpha, vredalpha1);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
362 vdst1 = vec_perm(vdst1, (vector unsigned char)vB, vblue1);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
363 vdst1 = vec_perm(vdst1, (vector unsigned char)vG, vgreen1);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
364 vdst1 = vec_perm(vdst1, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
365 vec_st(vdst1, 0, dst);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
366
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
367 vdst2 = (vector unsigned char)vec_perm((vector unsigned char)vR, valpha, vredalpha2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
368 vdst2 = vec_perm(vdst2, (vector unsigned char)vB, vblue2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
369 vdst2 = vec_perm(vdst2, (vector unsigned char)vG, vgreen2);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
370 vdst2 = vec_perm(vdst2, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
371 vec_st(vdst2, 16, dst);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
372
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
373 width -= 8;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
374 dst += 32;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
375 src += 16;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
376 vsrc = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
377 }
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
378
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
379 assert(width == 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
380
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
381
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
382 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
383 ONE_PIXEL_BLEND((extrawidth), extrawidth);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
384 #undef ONE_PIXEL_BLEND
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
385
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
386 src += srcskip; /* move to next row, accounting for pitch. */
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
387 dst += dstskip;
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
388 }
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
389
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
390 }
ffaaf7ecf685 Altivec-optimized blitters!
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diff changeset
391
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
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392
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
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diff changeset
393 static void Blit_RGB555_32Altivec(SDL_BlitInfo *info) {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
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diff changeset
394 int height = info->d_height;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
395 Uint8 *src = (Uint8 *) info->s_pixels;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
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diff changeset
396 int srcskip = info->s_skip;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
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diff changeset
397 Uint8 *dst = (Uint8 *) info->d_pixels;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
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diff changeset
398 int dstskip = info->d_skip;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
399 SDL_PixelFormat *srcfmt = info->src;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
400 SDL_PixelFormat *dstfmt = info->dst;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
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parents: 1053
diff changeset
401 unsigned alpha;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
402 vector unsigned char valpha;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
403 vector unsigned char vpermute;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
404 vector unsigned short vf800;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
405 vector unsigned int v8 = vec_splat_u32(8);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
406 vector unsigned int v16 = vec_add(v8, v8);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
407 vector unsigned short v1 = vec_splat_u16(1);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
408 vector unsigned short v3 = vec_splat_u16(3);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
409 /*
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
410 0x10 - 0x1f is the alpha
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
411 0x00 - 0x0e evens are the red
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
412 0x01 - 0x0f odds are zero
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
413 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
414 vector unsigned char vredalpha1 = VECUINT8_LITERAL(
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
415 0x10, 0x00, 0x01, 0x01,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
416 0x10, 0x02, 0x01, 0x01,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
417 0x10, 0x04, 0x01, 0x01,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
418 0x10, 0x06, 0x01, 0x01
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
419 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
420 vector unsigned char vredalpha2 = (vector unsigned char)(
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
421 vec_add((vector unsigned int)vredalpha1, vec_sl(v8, v16))
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
422 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
423 /*
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
424 0x00 - 0x0f is ARxx ARxx ARxx ARxx
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
425 0x11 - 0x0f odds are blue
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
426 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
427 vector unsigned char vblue1 = VECUINT8_LITERAL(
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
428 0x00, 0x01, 0x02, 0x11,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
429 0x04, 0x05, 0x06, 0x13,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
430 0x08, 0x09, 0x0a, 0x15,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
431 0x0c, 0x0d, 0x0e, 0x17
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
432 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
433 vector unsigned char vblue2 = (vector unsigned char)(
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
434 vec_add((vector unsigned int)vblue1, v8)
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
435 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
436 /*
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
437 0x00 - 0x0f is ARxB ARxB ARxB ARxB
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
438 0x10 - 0x0e evens are green
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
439 */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
440 vector unsigned char vgreen1 = VECUINT8_LITERAL(
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
441 0x00, 0x01, 0x10, 0x03,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
442 0x04, 0x05, 0x12, 0x07,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
443 0x08, 0x09, 0x14, 0x0b,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
444 0x0c, 0x0d, 0x16, 0x0f
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
445 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
446 vector unsigned char vgreen2 = (vector unsigned char)(
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
447 vec_add((vector unsigned int)vgreen1, vec_sl(v8, v8))
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
448 );
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
449
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
450
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
451 assert(srcfmt->BytesPerPixel == 2);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
452 assert(dstfmt->BytesPerPixel == 4);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
453
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
454 vf800 = (vector unsigned short)vec_splat_u8(-7);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
455 vf800 = vec_sl(vf800, vec_splat_u16(8));
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
456
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
457 if (dstfmt->Amask && srcfmt->alpha) {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
458 ((unsigned char *)&valpha)[0] = alpha = srcfmt->alpha;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
459 valpha = vec_splat(valpha, 0);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
460 } else {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
461 alpha = 0;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
462 valpha = vec_splat_u8(0);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
463 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
464
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
465 vpermute = calc_swizzle32(NULL, dstfmt);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
466 while (height--) {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
467 vector unsigned char valigner;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
468 vector unsigned char voverflow;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
469 vector unsigned char vsrc;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
470
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
471 int width = info->d_width;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
472 int extrawidth;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
473
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
474 /* do scalar until we can align... */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
475 #define ONE_PIXEL_BLEND(condition, widthvar) \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
476 while (condition) { \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
477 unsigned sR, sG, sB; \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
478 unsigned short Pixel = *((unsigned short *)src); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
479 sR = (Pixel >> 7) & 0xf8; \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
480 sG = (Pixel >> 2) & 0xf8; \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
481 sB = (Pixel << 3) & 0xf8; \
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
482 ASSEMBLE_RGBA(dst, 4, dstfmt, sR, sG, sB, alpha); \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
483 src += 2; \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
484 dst += 4; \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
485 widthvar--; \
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
486 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
487 ONE_PIXEL_BLEND(((UNALIGNED_PTR(dst)) && (width)), width);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
488
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
489 /* After all that work, here's the vector part! */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
490 extrawidth = (width % 8); /* trailing unaligned stores */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
491 width -= extrawidth;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
492 vsrc = vec_ld(0, src);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
493 valigner = VEC_ALIGNER(src);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
494
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
495 while (width) {
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
496 vector unsigned short vR, vG, vB;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
497 vector unsigned char vdst1, vdst2;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
498
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
499 voverflow = vec_ld(15, src);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
500 vsrc = vec_perm(vsrc, voverflow, valigner);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
501
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
502 vR = vec_and(vec_sl((vector unsigned short)vsrc,v1), vf800);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
503 vB = vec_sl((vector unsigned short)vsrc, v3);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
504 vG = vec_sl(vB, v3);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
505
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
506 vdst1 = (vector unsigned char)vec_perm((vector unsigned char)vR, valpha, vredalpha1);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
507 vdst1 = vec_perm(vdst1, (vector unsigned char)vB, vblue1);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
508 vdst1 = vec_perm(vdst1, (vector unsigned char)vG, vgreen1);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
509 vdst1 = vec_perm(vdst1, valpha, vpermute);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
510 vec_st(vdst1, 0, dst);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
511
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
512 vdst2 = (vector unsigned char)vec_perm((vector unsigned char)vR, valpha, vredalpha2);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
513 vdst2 = vec_perm(vdst2, (vector unsigned char)vB, vblue2);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
514 vdst2 = vec_perm(vdst2, (vector unsigned char)vG, vgreen2);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
515 vdst2 = vec_perm(vdst2, valpha, vpermute);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
516 vec_st(vdst2, 16, dst);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
517
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
518 width -= 8;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
519 dst += 32;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
520 src += 16;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
521 vsrc = voverflow;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
522 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
523
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
524 assert(width == 0);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
525
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
526
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
527 /* do scalar until we can align... */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
528 ONE_PIXEL_BLEND((extrawidth), extrawidth);
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
529 #undef ONE_PIXEL_BLEND
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
530
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
531 src += srcskip; /* move to next row, accounting for pitch. */
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
532 dst += dstskip;
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
533 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
534
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
535 }
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
536
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
537 static void BlitNtoNKey(SDL_BlitInfo *info);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
538 static void BlitNtoNKeyCopyAlpha(SDL_BlitInfo *info);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
539 static void Blit32to32KeyAltivec(SDL_BlitInfo *info)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
540 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
541 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
542 Uint32 *srcp = (Uint32 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
543 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
544 Uint32 *dstp = (Uint32 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
545 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
546 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
547 int srcbpp = srcfmt->BytesPerPixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
548 SDL_PixelFormat *dstfmt = info->dst;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
549 int dstbpp = dstfmt->BytesPerPixel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
550 int copy_alpha = (srcfmt->Amask && dstfmt->Amask);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
551 unsigned alpha = dstfmt->Amask ? srcfmt->alpha : 0;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
552 Uint32 rgbmask = srcfmt->Rmask | srcfmt->Gmask | srcfmt->Bmask;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
553 Uint32 ckey = info->src->colorkey;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
554 vector unsigned int valpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
555 vector unsigned char vpermute;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
556 vector unsigned char vzero;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
557 vector unsigned int vckey;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
558 vector unsigned int vrgbmask;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
559 vpermute = calc_swizzle32(srcfmt, dstfmt);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
560 if (info->d_width < 16) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
561 if(copy_alpha) {
1487
dc6b59e925a2 Cleaning up warnings on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
562 BlitNtoNKeyCopyAlpha(info);
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
563 } else {
1487
dc6b59e925a2 Cleaning up warnings on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
564 BlitNtoNKey(info);
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
565 }
1487
dc6b59e925a2 Cleaning up warnings on MacOS X
Sam Lantinga <slouken@libsdl.org>
parents: 1443
diff changeset
566 return;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
567 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
568 vzero = vec_splat_u8(0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
569 if (alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
570 ((unsigned char *)&valpha)[0] = (unsigned char)alpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
571 valpha = (vector unsigned int)vec_splat((vector unsigned char)valpha, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
572 } else {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
573 valpha = (vector unsigned int)vzero;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
574 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
575 ckey &= rgbmask;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
576 ((unsigned int *)(char*)&vckey)[0] = ckey;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
577 vckey = vec_splat(vckey, 0);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
578 ((unsigned int *)(char*)&vrgbmask)[0] = rgbmask;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
579 vrgbmask = vec_splat(vrgbmask, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
580
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
581 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
582 #define ONE_PIXEL_BLEND(condition, widthvar) \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
583 if (copy_alpha) { \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
584 while (condition) { \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
585 Uint32 Pixel; \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
586 unsigned sR, sG, sB, sA; \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
587 DISEMBLE_RGBA((Uint8 *)srcp, srcbpp, srcfmt, Pixel, \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
588 sR, sG, sB, sA); \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
589 if ( (Pixel & rgbmask) != ckey ) { \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
590 ASSEMBLE_RGBA((Uint8 *)dstp, dstbpp, dstfmt, \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
591 sR, sG, sB, sA); \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
592 } \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
593 dstp = (Uint32 *) (((Uint8 *) dstp) + dstbpp); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
594 srcp = (Uint32 *) (((Uint8 *) srcp) + srcbpp); \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
595 widthvar--; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
596 } \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
597 } else { \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
598 while (condition) { \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
599 Uint32 Pixel; \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
600 unsigned sR, sG, sB; \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
601 RETRIEVE_RGB_PIXEL((Uint8 *)srcp, srcbpp, Pixel); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
602 if ( Pixel != ckey ) { \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
603 RGB_FROM_PIXEL(Pixel, srcfmt, sR, sG, sB); \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
604 ASSEMBLE_RGBA((Uint8 *)dstp, dstbpp, dstfmt, \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
605 sR, sG, sB, alpha); \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
606 } \
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
607 dstp = (Uint32 *) (((Uint8 *)dstp) + dstbpp); \
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
608 srcp = (Uint32 *) (((Uint8 *)srcp) + srcbpp); \
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
609 widthvar--; \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
610 } \
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
611 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
612 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
613 ONE_PIXEL_BLEND((UNALIGNED_PTR(dstp)) && (width), width);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
614 assert(width > 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
615 if (width > 0) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
616 int extrawidth = (width % 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
617 vector unsigned char valigner = VEC_ALIGNER(srcp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
618 vector unsigned int vs = vec_ld(0, srcp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
619 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
620 assert(width >= 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
621 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
622 vector unsigned char vsel;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
623 vector unsigned int vd;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
624 vector unsigned int voverflow = vec_ld(15, srcp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
625 /* load the source vec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
626 vs = vec_perm(vs, voverflow, valigner);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
627 /* vsel is set for items that match the key */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
628 vsel = (vector unsigned char)vec_and(vs, vrgbmask);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
629 vsel = (vector unsigned char)vec_cmpeq(vs, vckey);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
630 /* permute the src vec to the dest format */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
631 vs = vec_perm(vs, valpha, vpermute);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
632 /* load the destination vec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
633 vd = vec_ld(0, dstp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
634 /* select the source and dest into vs */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
635 vd = (vector unsigned int)vec_sel((vector unsigned char)vs, (vector unsigned char)vd, vsel);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
636
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
637 vec_st(vd, 0, dstp);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
638 srcp += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
639 width -= 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
640 dstp += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
641 vs = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
642 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
643 ONE_PIXEL_BLEND((extrawidth), extrawidth);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
644 #undef ONE_PIXEL_BLEND
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
645 srcp += srcskip >> 2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
646 dstp += dstskip >> 2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
647 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
648 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
649 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
650
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
651 /* Altivec code to swizzle one 32-bit surface to a different 32-bit format. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
652 /* Use this on a G5 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
653 static void ConvertAltivec32to32_noprefetch(SDL_BlitInfo *info)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
654 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
655 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
656 Uint32 *src = (Uint32 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
657 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
658 Uint32 *dst = (Uint32 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
659 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
660 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
661 SDL_PixelFormat *dstfmt = info->dst;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
662 vector unsigned int vzero = vec_splat_u32(0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
663 vector unsigned char vpermute = calc_swizzle32(srcfmt, dstfmt);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
664 if (dstfmt->Amask && !srcfmt->Amask) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
665 if (srcfmt->alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
666 vector unsigned char valpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
667 ((unsigned char *)&valpha)[0] = srcfmt->alpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
668 vzero = (vector unsigned int)vec_splat(valpha, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
669 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
670 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
671
1339
62802d9d7c87 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1338
diff changeset
672 assert(srcfmt->BytesPerPixel == 4);
62802d9d7c87 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1338
diff changeset
673 assert(dstfmt->BytesPerPixel == 4);
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
674
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
675 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
676 vector unsigned char valigner;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
677 vector unsigned int vbits;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
678 vector unsigned int voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
679 Uint32 bits;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
680 Uint8 r, g, b, a;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
681
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
682 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
683 int extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
684
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
685 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
686 while ((UNALIGNED_PTR(dst)) && (width)) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
687 bits = *(src++);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
688 RGBA_FROM_8888(bits, srcfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
689 *(dst++) = MAKE8888(dstfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
690 width--;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
691 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
692
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
693 /* After all that work, here's the vector part! */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
694 extrawidth = (width % 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
695 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
696 valigner = VEC_ALIGNER(src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
697 vbits = vec_ld(0, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
698
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
699 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
700 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
701 src += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
702 width -= 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
703 vbits = vec_perm(vbits, voverflow, valigner); /* src is ready. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
704 vbits = vec_perm(vbits, vzero, vpermute); /* swizzle it. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
705 vec_st(vbits, 0, dst); /* store it back out. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
706 dst += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
707 vbits = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
708 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
709
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
710 assert(width == 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
711
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
712 /* cover pixels at the end of the row that didn't fit in 16 bytes. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
713 while (extrawidth) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
714 bits = *(src++); /* max 7 pixels, don't bother with prefetch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
715 RGBA_FROM_8888(bits, srcfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
716 *(dst++) = MAKE8888(dstfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
717 extrawidth--;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
718 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
719
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
720 src += srcskip >> 2; /* move to next row, accounting for pitch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
721 dst += dstskip >> 2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
722 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
723
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
724 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
725
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
726 /* Altivec code to swizzle one 32-bit surface to a different 32-bit format. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
727 /* Use this on a G4 */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
728 static void ConvertAltivec32to32_prefetch(SDL_BlitInfo *info)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
729 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
730 const int scalar_dst_lead = sizeof (Uint32) * 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
731 const int vector_dst_lead = sizeof (Uint32) * 16;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
732
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
733 int height = info->d_height;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
734 Uint32 *src = (Uint32 *) info->s_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
735 int srcskip = info->s_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
736 Uint32 *dst = (Uint32 *) info->d_pixels;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
737 int dstskip = info->d_skip;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
738 SDL_PixelFormat *srcfmt = info->src;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
739 SDL_PixelFormat *dstfmt = info->dst;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
740 vector unsigned int vzero = vec_splat_u32(0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
741 vector unsigned char vpermute = calc_swizzle32(srcfmt, dstfmt);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
742 if (dstfmt->Amask && !srcfmt->Amask) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
743 if (srcfmt->alpha) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
744 vector unsigned char valpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
745 ((unsigned char *)&valpha)[0] = srcfmt->alpha;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
746 vzero = (vector unsigned int)vec_splat(valpha, 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
747 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
748 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
749
1339
62802d9d7c87 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1338
diff changeset
750 assert(srcfmt->BytesPerPixel == 4);
62802d9d7c87 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 1338
diff changeset
751 assert(dstfmt->BytesPerPixel == 4);
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
752
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
753 while (height--) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
754 vector unsigned char valigner;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
755 vector unsigned int vbits;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
756 vector unsigned int voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
757 Uint32 bits;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
758 Uint8 r, g, b, a;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
759
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
760 int width = info->d_width;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
761 int extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
762
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
763 /* do scalar until we can align... */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
764 while ((UNALIGNED_PTR(dst)) && (width)) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
765 vec_dstt(src+scalar_dst_lead, DST_CTRL(2,32,1024), DST_CHAN_SRC);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
766 vec_dstst(dst+scalar_dst_lead, DST_CTRL(2,32,1024), DST_CHAN_DEST);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
767 bits = *(src++);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
768 RGBA_FROM_8888(bits, srcfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
769 *(dst++) = MAKE8888(dstfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
770 width--;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
771 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
772
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
773 /* After all that work, here's the vector part! */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
774 extrawidth = (width % 4);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
775 width -= extrawidth;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
776 valigner = VEC_ALIGNER(src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
777 vbits = vec_ld(0, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
778
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
779 while (width) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
780 vec_dstt(src+vector_dst_lead, DST_CTRL(2,32,1024), DST_CHAN_SRC);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
781 vec_dstst(dst+vector_dst_lead, DST_CTRL(2,32,1024), DST_CHAN_DEST);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
782 voverflow = vec_ld(15, src);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
783 src += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
784 width -= 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
785 vbits = vec_perm(vbits, voverflow, valigner); /* src is ready. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
786 vbits = vec_perm(vbits, vzero, vpermute); /* swizzle it. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
787 vec_st(vbits, 0, dst); /* store it back out. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
788 dst += 4;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
789 vbits = voverflow;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
790 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
791
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
792 assert(width == 0);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
793
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
794 /* cover pixels at the end of the row that didn't fit in 16 bytes. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
795 while (extrawidth) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
796 bits = *(src++); /* max 7 pixels, don't bother with prefetch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
797 RGBA_FROM_8888(bits, srcfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
798 *(dst++) = MAKE8888(dstfmt, r, g, b, a);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
799 extrawidth--;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
800 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
801
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
802 src += srcskip >> 2; /* move to next row, accounting for pitch. */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
803 dst += dstskip >> 2;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
804 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
805
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
806 vec_dss(DST_CHAN_SRC);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
807 vec_dss(DST_CHAN_DEST);
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
808 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
809
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
810 static Uint32 GetBlitFeatures( void )
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
811 {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
812 static Uint32 features = 0xffffffff;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
813 if (features == 0xffffffff) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
814 /* Provide an override for testing .. */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1330
diff changeset
815 char *override = SDL_getenv("SDL_ALTIVEC_BLIT_FEATURES");
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
816 if (override) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
817 features = 0;
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1330
diff changeset
818 SDL_sscanf(override, "%u", &features);
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
819 } else {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
820 features = ( 0
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
821 /* Feature 1 is has-MMX */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
822 | ((SDL_HasMMX()) ? 1 : 0)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
823 /* Feature 2 is has-AltiVec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
824 | ((SDL_HasAltiVec()) ? 2 : 0)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
825 /* Feature 4 is dont-use-prefetch */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
826 /* !!!! FIXME: Check for G5 or later, not the cache size! Always prefetch on a G4. */
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
827 | ((GetL3CacheSize() == 0) ? 4 : 0)
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
828 );
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
829 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
830 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
831 return features;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
832 }
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
833 #else
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
834 /* Feature 1 is has-MMX */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
835 #define GetBlitFeatures() ((Uint32)(SDL_HasMMX() ? 1 : 0))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
836 #endif
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
837
1053
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
838 /* This is now endian dependent */
1443
9ebbbb4ae53b Fixed some OpenWatcom warnings
Sam Lantinga <slouken@libsdl.org>
parents: 1428
diff changeset
839 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
1053
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
840 #define HI 1
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
841 #define LO 0
1443
9ebbbb4ae53b Fixed some OpenWatcom warnings
Sam Lantinga <slouken@libsdl.org>
parents: 1428
diff changeset
842 #else /* SDL_BYTEORDER == SDL_BIG_ENDIAN */
1053
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
843 #define HI 0
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
844 #define LO 1
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
845 #endif
f596fa4f17a6 Patched to compile again on x86 systems that use the assembly blitters.
Ryan C. Gordon <icculus@icculus.org>
parents: 1047
diff changeset
846
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
847 #if SDL_HERMES_BLITTERS
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
848
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
849 /* Heheheh, we coerce Hermes into using SDL blit information */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
850 #define X86_ASSEMBLER
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
851 #define HermesConverterInterface SDL_BlitInfo
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
852 #define HermesClearInterface void
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
853 #define STACKCALL
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
854
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
855 #include "../hermes/HeadMMX.h"
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
856 #include "../hermes/HeadX86.h"
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
857
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
858 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
859
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
860 /* Special optimized blit for RGB 8-8-8 --> RGB 3-3-2 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
861 #define RGB888_RGB332(dst, src) { \
1428
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
862 dst = (Uint8)((((src)&0x00E00000)>>16)| \
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
863 (((src)&0x0000E000)>>11)| \
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
864 (((src)&0x000000C0)>>6)); \
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
865 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
866 static void Blit_RGB888_index8(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
867 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
868 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
869 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
870 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
871 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
872 Uint32 *src;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
873 const Uint8 *map;
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
874 Uint8 *dst;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
875 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
876
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
877 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
878 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
879 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
880 src = (Uint32 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
881 srcskip = info->s_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
882 dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
883 dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
884 map = info->table;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
885
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
886 if ( map == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
887 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
888 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
889 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
890 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
891 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
892 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
893 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
894 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
895 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
896 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
897 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
898 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
899 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
900 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
901 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
902 }
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
903 switch ( width & 3 ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
904 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
905 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
906 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
907 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
908 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
909 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
910 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
911 RGB888_RGB332(*dst++, *src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
912 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
913 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
914 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
915 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
916 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
917 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
918 } else {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
919 int Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
920
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
921 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
922 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
923 DUFFS_LOOP(
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
924 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
925 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
926 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
927 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
928 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
929 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
930 /* Pack RGB into 8bit pixel */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
931 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
932 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
933 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
934 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
935 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
936 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
937 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
938 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
939 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
940 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
941 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
942 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
943 }
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
944 switch ( width & 3 ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
945 case 3:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
946 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
947 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
948 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
949 case 2:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
950 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
951 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
952 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
953 case 1:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
954 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
955 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
956 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
957 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
958 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
959 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
960 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
961 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
962 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
963 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
964 /* Special optimized blit for RGB 8-8-8 --> RGB 5-5-5 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
965 #define RGB888_RGB555(dst, src) { \
1428
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
966 *(Uint16 *)(dst) = (Uint16)((((*src)&0x00F80000)>>9)| \
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
967 (((*src)&0x0000F800)>>6)| \
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
968 (((*src)&0x000000F8)>>3)); \
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
969 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
970 #define RGB888_RGB555_TWO(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
971 *(Uint32 *)(dst) = (((((src[HI])&0x00F80000)>>9)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
972 (((src[HI])&0x0000F800)>>6)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
973 (((src[HI])&0x000000F8)>>3))<<16)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
974 (((src[LO])&0x00F80000)>>9)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
975 (((src[LO])&0x0000F800)>>6)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
976 (((src[LO])&0x000000F8)>>3); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
977 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
978 static void Blit_RGB888_RGB555(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
979 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
980 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
981 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
982 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
983 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
984 Uint32 *src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
985 Uint16 *dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
986 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
987
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
988 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
989 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
990 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
991 src = (Uint32 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
992 srcskip = info->s_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
993 dst = (Uint16 *)info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
994 dstskip = info->d_skip/2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
995
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
996 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
997 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
998 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
999 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1000 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1001 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1002 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1003 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1004 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1005 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1006 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1007 /* Memory align at 4-byte boundary, if necessary */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1008 if ( (long)dst & 0x03 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1009 /* Don't do anything if width is 0 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1010 if ( width == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1011 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1012 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1013 --width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1014
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1015 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1016 /* Perform copy alignment */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1017 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1018 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1019 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1020
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1021 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1022 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1023 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1024 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1025 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1026 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1027 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1028 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1029 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1030 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1031 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1032 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1033 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1034 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1035 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1036 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1037 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1038 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1039 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1040 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1041 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1042 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1043 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1044 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1045 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1046 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1047 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1048 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1049 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1050 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1051 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1052 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1053 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1054 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1055 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1056 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1057 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1058 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1059 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1060 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1061 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1062 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1063 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1064 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1065 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1066 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1067 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1068 RGB888_RGB555_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1069 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1070 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1071 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1072 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1073 RGB888_RGB555(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1074 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1075 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1076 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1077 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1078 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1079 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1080 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1081 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1082 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1083 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1084 /* Special optimized blit for RGB 8-8-8 --> RGB 5-6-5 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1085 #define RGB888_RGB565(dst, src) { \
1428
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
1086 *(Uint16 *)(dst) = (Uint16)((((*src)&0x00F80000)>>8)| \
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
1087 (((*src)&0x0000FC00)>>5)| \
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
1088 (((*src)&0x000000F8)>>3)); \
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1089 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1090 #define RGB888_RGB565_TWO(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1091 *(Uint32 *)(dst) = (((((src[HI])&0x00F80000)>>8)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1092 (((src[HI])&0x0000FC00)>>5)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1093 (((src[HI])&0x000000F8)>>3))<<16)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1094 (((src[LO])&0x00F80000)>>8)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1095 (((src[LO])&0x0000FC00)>>5)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1096 (((src[LO])&0x000000F8)>>3); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1097 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1098 static void Blit_RGB888_RGB565(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1099 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1100 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1101 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1102 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1103 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1104 Uint32 *src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1105 Uint16 *dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1106 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1107
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1108 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1109 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1110 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1111 src = (Uint32 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1112 srcskip = info->s_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1113 dst = (Uint16 *)info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1114 dstskip = info->d_skip/2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1115
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1116 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1117 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1118 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1119 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1120 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1121 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1122 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1123 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1124 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1125 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1126 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1127 /* Memory align at 4-byte boundary, if necessary */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1128 if ( (long)dst & 0x03 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1129 /* Don't do anything if width is 0 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1130 if ( width == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1131 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1132 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1133 --width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1134
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1135 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1136 /* Perform copy alignment */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1137 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1138 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1139 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1140
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1141 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1142 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1143 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1144 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1145 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1146 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1147 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1148 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1149 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1150 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1151 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1152 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1153 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1154 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1155 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1156 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1157 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1158 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1159 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1160 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1161 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1162 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1163 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1164 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1165 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1166 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1167 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1168 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1169 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1170 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1171 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1172 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1173 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1174 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1175 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1176 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1177 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1178 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1179 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1180 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1181 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1182 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1183 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1184 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1185 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1186 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1187 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1188 RGB888_RGB565_TWO(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1189 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1190 dst += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1191 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1192 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1193 RGB888_RGB565(dst, src);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1194 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1195 ++dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1196 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1197 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1198 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1199 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1200 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1201 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1202 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1203 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1204
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
1205 #endif /* SDL_HERMES_BLITTERS */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1206
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1207
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1208 /* Special optimized blit for RGB 5-6-5 --> 32-bit RGB surfaces */
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
1209 #define RGB565_32(dst, src, map) (map[src[LO]*2] + map[src[HI]*2+1])
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1210 static void Blit_RGB565_32(SDL_BlitInfo *info, const Uint32 *map)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1211 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1212 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1213 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1214 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1215 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1216 Uint8 *src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1217 Uint32 *dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1218 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1219
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1220 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1221 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1222 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1223 src = (Uint8 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1224 srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1225 dst = (Uint32 *)info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1226 dstskip = info->d_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1227
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1228 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1229 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1230 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1231 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1232 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1233 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1234 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1235 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1236 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1237 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1238 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1239 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1240 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1241 /* Copy in 4 pixel chunks */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1242 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1243 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1244 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1245 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1246 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1247 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1248 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1249 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1250 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1251 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1252 /* Get any leftovers */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1253 switch (width & 3) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1254 case 3:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1255 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1256 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1257 case 2:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1258 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1259 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1260 case 1:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1261 *dst++ = RGB565_32(dst, src, map);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1262 src += 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1263 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1264 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1265 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1266 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1267 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1268 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1269 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1270
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1271 /* Special optimized blit for RGB 5-6-5 --> ARGB 8-8-8-8 */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1272 static const Uint32 RGB565_ARGB8888_LUT[512] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1273 0x00000000, 0xff000000, 0x00000008, 0xff002000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1274 0x00000010, 0xff004000, 0x00000018, 0xff006100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1275 0x00000020, 0xff008100, 0x00000029, 0xff00a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1276 0x00000031, 0xff00c200, 0x00000039, 0xff00e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1277 0x00000041, 0xff080000, 0x0000004a, 0xff082000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1278 0x00000052, 0xff084000, 0x0000005a, 0xff086100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1279 0x00000062, 0xff088100, 0x0000006a, 0xff08a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1280 0x00000073, 0xff08c200, 0x0000007b, 0xff08e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1281 0x00000083, 0xff100000, 0x0000008b, 0xff102000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1282 0x00000094, 0xff104000, 0x0000009c, 0xff106100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1283 0x000000a4, 0xff108100, 0x000000ac, 0xff10a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1284 0x000000b4, 0xff10c200, 0x000000bd, 0xff10e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1285 0x000000c5, 0xff180000, 0x000000cd, 0xff182000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1286 0x000000d5, 0xff184000, 0x000000de, 0xff186100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1287 0x000000e6, 0xff188100, 0x000000ee, 0xff18a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1288 0x000000f6, 0xff18c200, 0x000000ff, 0xff18e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1289 0x00000400, 0xff200000, 0x00000408, 0xff202000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1290 0x00000410, 0xff204000, 0x00000418, 0xff206100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1291 0x00000420, 0xff208100, 0x00000429, 0xff20a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1292 0x00000431, 0xff20c200, 0x00000439, 0xff20e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1293 0x00000441, 0xff290000, 0x0000044a, 0xff292000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1294 0x00000452, 0xff294000, 0x0000045a, 0xff296100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1295 0x00000462, 0xff298100, 0x0000046a, 0xff29a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1296 0x00000473, 0xff29c200, 0x0000047b, 0xff29e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1297 0x00000483, 0xff310000, 0x0000048b, 0xff312000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1298 0x00000494, 0xff314000, 0x0000049c, 0xff316100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1299 0x000004a4, 0xff318100, 0x000004ac, 0xff31a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1300 0x000004b4, 0xff31c200, 0x000004bd, 0xff31e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1301 0x000004c5, 0xff390000, 0x000004cd, 0xff392000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1302 0x000004d5, 0xff394000, 0x000004de, 0xff396100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1303 0x000004e6, 0xff398100, 0x000004ee, 0xff39a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1304 0x000004f6, 0xff39c200, 0x000004ff, 0xff39e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1305 0x00000800, 0xff410000, 0x00000808, 0xff412000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1306 0x00000810, 0xff414000, 0x00000818, 0xff416100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1307 0x00000820, 0xff418100, 0x00000829, 0xff41a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1308 0x00000831, 0xff41c200, 0x00000839, 0xff41e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1309 0x00000841, 0xff4a0000, 0x0000084a, 0xff4a2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1310 0x00000852, 0xff4a4000, 0x0000085a, 0xff4a6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1311 0x00000862, 0xff4a8100, 0x0000086a, 0xff4aa100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1312 0x00000873, 0xff4ac200, 0x0000087b, 0xff4ae200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1313 0x00000883, 0xff520000, 0x0000088b, 0xff522000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1314 0x00000894, 0xff524000, 0x0000089c, 0xff526100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1315 0x000008a4, 0xff528100, 0x000008ac, 0xff52a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1316 0x000008b4, 0xff52c200, 0x000008bd, 0xff52e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1317 0x000008c5, 0xff5a0000, 0x000008cd, 0xff5a2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1318 0x000008d5, 0xff5a4000, 0x000008de, 0xff5a6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1319 0x000008e6, 0xff5a8100, 0x000008ee, 0xff5aa100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1320 0x000008f6, 0xff5ac200, 0x000008ff, 0xff5ae200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1321 0x00000c00, 0xff620000, 0x00000c08, 0xff622000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1322 0x00000c10, 0xff624000, 0x00000c18, 0xff626100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1323 0x00000c20, 0xff628100, 0x00000c29, 0xff62a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1324 0x00000c31, 0xff62c200, 0x00000c39, 0xff62e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1325 0x00000c41, 0xff6a0000, 0x00000c4a, 0xff6a2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1326 0x00000c52, 0xff6a4000, 0x00000c5a, 0xff6a6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1327 0x00000c62, 0xff6a8100, 0x00000c6a, 0xff6aa100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1328 0x00000c73, 0xff6ac200, 0x00000c7b, 0xff6ae200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1329 0x00000c83, 0xff730000, 0x00000c8b, 0xff732000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1330 0x00000c94, 0xff734000, 0x00000c9c, 0xff736100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1331 0x00000ca4, 0xff738100, 0x00000cac, 0xff73a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1332 0x00000cb4, 0xff73c200, 0x00000cbd, 0xff73e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1333 0x00000cc5, 0xff7b0000, 0x00000ccd, 0xff7b2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1334 0x00000cd5, 0xff7b4000, 0x00000cde, 0xff7b6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1335 0x00000ce6, 0xff7b8100, 0x00000cee, 0xff7ba100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1336 0x00000cf6, 0xff7bc200, 0x00000cff, 0xff7be200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1337 0x00001000, 0xff830000, 0x00001008, 0xff832000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1338 0x00001010, 0xff834000, 0x00001018, 0xff836100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1339 0x00001020, 0xff838100, 0x00001029, 0xff83a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1340 0x00001031, 0xff83c200, 0x00001039, 0xff83e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1341 0x00001041, 0xff8b0000, 0x0000104a, 0xff8b2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1342 0x00001052, 0xff8b4000, 0x0000105a, 0xff8b6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1343 0x00001062, 0xff8b8100, 0x0000106a, 0xff8ba100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1344 0x00001073, 0xff8bc200, 0x0000107b, 0xff8be200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1345 0x00001083, 0xff940000, 0x0000108b, 0xff942000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1346 0x00001094, 0xff944000, 0x0000109c, 0xff946100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1347 0x000010a4, 0xff948100, 0x000010ac, 0xff94a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1348 0x000010b4, 0xff94c200, 0x000010bd, 0xff94e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1349 0x000010c5, 0xff9c0000, 0x000010cd, 0xff9c2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1350 0x000010d5, 0xff9c4000, 0x000010de, 0xff9c6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1351 0x000010e6, 0xff9c8100, 0x000010ee, 0xff9ca100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1352 0x000010f6, 0xff9cc200, 0x000010ff, 0xff9ce200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1353 0x00001400, 0xffa40000, 0x00001408, 0xffa42000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1354 0x00001410, 0xffa44000, 0x00001418, 0xffa46100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1355 0x00001420, 0xffa48100, 0x00001429, 0xffa4a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1356 0x00001431, 0xffa4c200, 0x00001439, 0xffa4e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1357 0x00001441, 0xffac0000, 0x0000144a, 0xffac2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1358 0x00001452, 0xffac4000, 0x0000145a, 0xffac6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1359 0x00001462, 0xffac8100, 0x0000146a, 0xffaca100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1360 0x00001473, 0xffacc200, 0x0000147b, 0xfface200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1361 0x00001483, 0xffb40000, 0x0000148b, 0xffb42000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1362 0x00001494, 0xffb44000, 0x0000149c, 0xffb46100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1363 0x000014a4, 0xffb48100, 0x000014ac, 0xffb4a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1364 0x000014b4, 0xffb4c200, 0x000014bd, 0xffb4e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1365 0x000014c5, 0xffbd0000, 0x000014cd, 0xffbd2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1366 0x000014d5, 0xffbd4000, 0x000014de, 0xffbd6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1367 0x000014e6, 0xffbd8100, 0x000014ee, 0xffbda100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1368 0x000014f6, 0xffbdc200, 0x000014ff, 0xffbde200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1369 0x00001800, 0xffc50000, 0x00001808, 0xffc52000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1370 0x00001810, 0xffc54000, 0x00001818, 0xffc56100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1371 0x00001820, 0xffc58100, 0x00001829, 0xffc5a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1372 0x00001831, 0xffc5c200, 0x00001839, 0xffc5e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1373 0x00001841, 0xffcd0000, 0x0000184a, 0xffcd2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1374 0x00001852, 0xffcd4000, 0x0000185a, 0xffcd6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1375 0x00001862, 0xffcd8100, 0x0000186a, 0xffcda100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1376 0x00001873, 0xffcdc200, 0x0000187b, 0xffcde200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1377 0x00001883, 0xffd50000, 0x0000188b, 0xffd52000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1378 0x00001894, 0xffd54000, 0x0000189c, 0xffd56100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1379 0x000018a4, 0xffd58100, 0x000018ac, 0xffd5a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1380 0x000018b4, 0xffd5c200, 0x000018bd, 0xffd5e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1381 0x000018c5, 0xffde0000, 0x000018cd, 0xffde2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1382 0x000018d5, 0xffde4000, 0x000018de, 0xffde6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1383 0x000018e6, 0xffde8100, 0x000018ee, 0xffdea100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1384 0x000018f6, 0xffdec200, 0x000018ff, 0xffdee200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1385 0x00001c00, 0xffe60000, 0x00001c08, 0xffe62000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1386 0x00001c10, 0xffe64000, 0x00001c18, 0xffe66100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1387 0x00001c20, 0xffe68100, 0x00001c29, 0xffe6a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1388 0x00001c31, 0xffe6c200, 0x00001c39, 0xffe6e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1389 0x00001c41, 0xffee0000, 0x00001c4a, 0xffee2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1390 0x00001c52, 0xffee4000, 0x00001c5a, 0xffee6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1391 0x00001c62, 0xffee8100, 0x00001c6a, 0xffeea100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1392 0x00001c73, 0xffeec200, 0x00001c7b, 0xffeee200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1393 0x00001c83, 0xfff60000, 0x00001c8b, 0xfff62000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1394 0x00001c94, 0xfff64000, 0x00001c9c, 0xfff66100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1395 0x00001ca4, 0xfff68100, 0x00001cac, 0xfff6a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1396 0x00001cb4, 0xfff6c200, 0x00001cbd, 0xfff6e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1397 0x00001cc5, 0xffff0000, 0x00001ccd, 0xffff2000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1398 0x00001cd5, 0xffff4000, 0x00001cde, 0xffff6100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1399 0x00001ce6, 0xffff8100, 0x00001cee, 0xffffa100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1400 0x00001cf6, 0xffffc200, 0x00001cff, 0xffffe200
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1401 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1402 static void Blit_RGB565_ARGB8888(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1403 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1404 Blit_RGB565_32(info, RGB565_ARGB8888_LUT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1405 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1406
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1407 /* Special optimized blit for RGB 5-6-5 --> ABGR 8-8-8-8 */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1408 static const Uint32 RGB565_ABGR8888_LUT[512] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1409 0xff000000, 0x00000000, 0xff080000, 0x00002000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1410 0xff100000, 0x00004000, 0xff180000, 0x00006100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1411 0xff200000, 0x00008100, 0xff290000, 0x0000a100,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1412 0xff310000, 0x0000c200, 0xff390000, 0x0000e200,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1413 0xff410000, 0x00000008, 0xff4a0000, 0x00002008,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1414 0xff520000, 0x00004008, 0xff5a0000, 0x00006108,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1415 0xff620000, 0x00008108, 0xff6a0000, 0x0000a108,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1416 0xff730000, 0x0000c208, 0xff7b0000, 0x0000e208,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1417 0xff830000, 0x00000010, 0xff8b0000, 0x00002010,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1418 0xff940000, 0x00004010, 0xff9c0000, 0x00006110,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1419 0xffa40000, 0x00008110, 0xffac0000, 0x0000a110,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1420 0xffb40000, 0x0000c210, 0xffbd0000, 0x0000e210,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1421 0xffc50000, 0x00000018, 0xffcd0000, 0x00002018,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1422 0xffd50000, 0x00004018, 0xffde0000, 0x00006118,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1423 0xffe60000, 0x00008118, 0xffee0000, 0x0000a118,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1424 0xfff60000, 0x0000c218, 0xffff0000, 0x0000e218,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1425 0xff000400, 0x00000020, 0xff080400, 0x00002020,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1426 0xff100400, 0x00004020, 0xff180400, 0x00006120,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1427 0xff200400, 0x00008120, 0xff290400, 0x0000a120,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1428 0xff310400, 0x0000c220, 0xff390400, 0x0000e220,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1429 0xff410400, 0x00000029, 0xff4a0400, 0x00002029,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1430 0xff520400, 0x00004029, 0xff5a0400, 0x00006129,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1431 0xff620400, 0x00008129, 0xff6a0400, 0x0000a129,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1432 0xff730400, 0x0000c229, 0xff7b0400, 0x0000e229,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1433 0xff830400, 0x00000031, 0xff8b0400, 0x00002031,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1434 0xff940400, 0x00004031, 0xff9c0400, 0x00006131,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1435 0xffa40400, 0x00008131, 0xffac0400, 0x0000a131,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1436 0xffb40400, 0x0000c231, 0xffbd0400, 0x0000e231,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1437 0xffc50400, 0x00000039, 0xffcd0400, 0x00002039,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1438 0xffd50400, 0x00004039, 0xffde0400, 0x00006139,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1439 0xffe60400, 0x00008139, 0xffee0400, 0x0000a139,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1440 0xfff60400, 0x0000c239, 0xffff0400, 0x0000e239,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1441 0xff000800, 0x00000041, 0xff080800, 0x00002041,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1442 0xff100800, 0x00004041, 0xff180800, 0x00006141,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1443 0xff200800, 0x00008141, 0xff290800, 0x0000a141,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1444 0xff310800, 0x0000c241, 0xff390800, 0x0000e241,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1445 0xff410800, 0x0000004a, 0xff4a0800, 0x0000204a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1446 0xff520800, 0x0000404a, 0xff5a0800, 0x0000614a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1447 0xff620800, 0x0000814a, 0xff6a0800, 0x0000a14a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1448 0xff730800, 0x0000c24a, 0xff7b0800, 0x0000e24a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1449 0xff830800, 0x00000052, 0xff8b0800, 0x00002052,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1450 0xff940800, 0x00004052, 0xff9c0800, 0x00006152,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1451 0xffa40800, 0x00008152, 0xffac0800, 0x0000a152,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1452 0xffb40800, 0x0000c252, 0xffbd0800, 0x0000e252,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1453 0xffc50800, 0x0000005a, 0xffcd0800, 0x0000205a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1454 0xffd50800, 0x0000405a, 0xffde0800, 0x0000615a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1455 0xffe60800, 0x0000815a, 0xffee0800, 0x0000a15a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1456 0xfff60800, 0x0000c25a, 0xffff0800, 0x0000e25a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1457 0xff000c00, 0x00000062, 0xff080c00, 0x00002062,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1458 0xff100c00, 0x00004062, 0xff180c00, 0x00006162,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1459 0xff200c00, 0x00008162, 0xff290c00, 0x0000a162,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1460 0xff310c00, 0x0000c262, 0xff390c00, 0x0000e262,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1461 0xff410c00, 0x0000006a, 0xff4a0c00, 0x0000206a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1462 0xff520c00, 0x0000406a, 0xff5a0c00, 0x0000616a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1463 0xff620c00, 0x0000816a, 0xff6a0c00, 0x0000a16a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1464 0xff730c00, 0x0000c26a, 0xff7b0c00, 0x0000e26a,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1465 0xff830c00, 0x00000073, 0xff8b0c00, 0x00002073,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1466 0xff940c00, 0x00004073, 0xff9c0c00, 0x00006173,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1467 0xffa40c00, 0x00008173, 0xffac0c00, 0x0000a173,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1468 0xffb40c00, 0x0000c273, 0xffbd0c00, 0x0000e273,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1469 0xffc50c00, 0x0000007b, 0xffcd0c00, 0x0000207b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1470 0xffd50c00, 0x0000407b, 0xffde0c00, 0x0000617b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1471 0xffe60c00, 0x0000817b, 0xffee0c00, 0x0000a17b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1472 0xfff60c00, 0x0000c27b, 0xffff0c00, 0x0000e27b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1473 0xff001000, 0x00000083, 0xff081000, 0x00002083,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1474 0xff101000, 0x00004083, 0xff181000, 0x00006183,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1475 0xff201000, 0x00008183, 0xff291000, 0x0000a183,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1476 0xff311000, 0x0000c283, 0xff391000, 0x0000e283,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1477 0xff411000, 0x0000008b, 0xff4a1000, 0x0000208b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1478 0xff521000, 0x0000408b, 0xff5a1000, 0x0000618b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1479 0xff621000, 0x0000818b, 0xff6a1000, 0x0000a18b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1480 0xff731000, 0x0000c28b, 0xff7b1000, 0x0000e28b,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1481 0xff831000, 0x00000094, 0xff8b1000, 0x00002094,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1482 0xff941000, 0x00004094, 0xff9c1000, 0x00006194,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1483 0xffa41000, 0x00008194, 0xffac1000, 0x0000a194,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1484 0xffb41000, 0x0000c294, 0xffbd1000, 0x0000e294,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1485 0xffc51000, 0x0000009c, 0xffcd1000, 0x0000209c,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1486 0xffd51000, 0x0000409c, 0xffde1000, 0x0000619c,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1487 0xffe61000, 0x0000819c, 0xffee1000, 0x0000a19c,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1488 0xfff61000, 0x0000c29c, 0xffff1000, 0x0000e29c,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1489 0xff001400, 0x000000a4, 0xff081400, 0x000020a4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1490 0xff101400, 0x000040a4, 0xff181400, 0x000061a4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1491 0xff201400, 0x000081a4, 0xff291400, 0x0000a1a4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1492 0xff311400, 0x0000c2a4, 0xff391400, 0x0000e2a4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1493 0xff411400, 0x000000ac, 0xff4a1400, 0x000020ac,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1494 0xff521400, 0x000040ac, 0xff5a1400, 0x000061ac,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1495 0xff621400, 0x000081ac, 0xff6a1400, 0x0000a1ac,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1496 0xff731400, 0x0000c2ac, 0xff7b1400, 0x0000e2ac,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1497 0xff831400, 0x000000b4, 0xff8b1400, 0x000020b4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1498 0xff941400, 0x000040b4, 0xff9c1400, 0x000061b4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1499 0xffa41400, 0x000081b4, 0xffac1400, 0x0000a1b4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1500 0xffb41400, 0x0000c2b4, 0xffbd1400, 0x0000e2b4,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1501 0xffc51400, 0x000000bd, 0xffcd1400, 0x000020bd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1502 0xffd51400, 0x000040bd, 0xffde1400, 0x000061bd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1503 0xffe61400, 0x000081bd, 0xffee1400, 0x0000a1bd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1504 0xfff61400, 0x0000c2bd, 0xffff1400, 0x0000e2bd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1505 0xff001800, 0x000000c5, 0xff081800, 0x000020c5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1506 0xff101800, 0x000040c5, 0xff181800, 0x000061c5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1507 0xff201800, 0x000081c5, 0xff291800, 0x0000a1c5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1508 0xff311800, 0x0000c2c5, 0xff391800, 0x0000e2c5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1509 0xff411800, 0x000000cd, 0xff4a1800, 0x000020cd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1510 0xff521800, 0x000040cd, 0xff5a1800, 0x000061cd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1511 0xff621800, 0x000081cd, 0xff6a1800, 0x0000a1cd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1512 0xff731800, 0x0000c2cd, 0xff7b1800, 0x0000e2cd,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1513 0xff831800, 0x000000d5, 0xff8b1800, 0x000020d5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1514 0xff941800, 0x000040d5, 0xff9c1800, 0x000061d5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1515 0xffa41800, 0x000081d5, 0xffac1800, 0x0000a1d5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1516 0xffb41800, 0x0000c2d5, 0xffbd1800, 0x0000e2d5,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1517 0xffc51800, 0x000000de, 0xffcd1800, 0x000020de,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1518 0xffd51800, 0x000040de, 0xffde1800, 0x000061de,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1519 0xffe61800, 0x000081de, 0xffee1800, 0x0000a1de,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1520 0xfff61800, 0x0000c2de, 0xffff1800, 0x0000e2de,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1521 0xff001c00, 0x000000e6, 0xff081c00, 0x000020e6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1522 0xff101c00, 0x000040e6, 0xff181c00, 0x000061e6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1523 0xff201c00, 0x000081e6, 0xff291c00, 0x0000a1e6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1524 0xff311c00, 0x0000c2e6, 0xff391c00, 0x0000e2e6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1525 0xff411c00, 0x000000ee, 0xff4a1c00, 0x000020ee,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1526 0xff521c00, 0x000040ee, 0xff5a1c00, 0x000061ee,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1527 0xff621c00, 0x000081ee, 0xff6a1c00, 0x0000a1ee,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1528 0xff731c00, 0x0000c2ee, 0xff7b1c00, 0x0000e2ee,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1529 0xff831c00, 0x000000f6, 0xff8b1c00, 0x000020f6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1530 0xff941c00, 0x000040f6, 0xff9c1c00, 0x000061f6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1531 0xffa41c00, 0x000081f6, 0xffac1c00, 0x0000a1f6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1532 0xffb41c00, 0x0000c2f6, 0xffbd1c00, 0x0000e2f6,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1533 0xffc51c00, 0x000000ff, 0xffcd1c00, 0x000020ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1534 0xffd51c00, 0x000040ff, 0xffde1c00, 0x000061ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1535 0xffe61c00, 0x000081ff, 0xffee1c00, 0x0000a1ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1536 0xfff61c00, 0x0000c2ff, 0xffff1c00, 0x0000e2ff
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1537 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1538 static void Blit_RGB565_ABGR8888(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1539 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1540 Blit_RGB565_32(info, RGB565_ABGR8888_LUT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1541 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1542
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1543 /* Special optimized blit for RGB 5-6-5 --> RGBA 8-8-8-8 */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1544 static const Uint32 RGB565_RGBA8888_LUT[512] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1545 0x000000ff, 0x00000000, 0x000008ff, 0x00200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1546 0x000010ff, 0x00400000, 0x000018ff, 0x00610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1547 0x000020ff, 0x00810000, 0x000029ff, 0x00a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1548 0x000031ff, 0x00c20000, 0x000039ff, 0x00e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1549 0x000041ff, 0x08000000, 0x00004aff, 0x08200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1550 0x000052ff, 0x08400000, 0x00005aff, 0x08610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1551 0x000062ff, 0x08810000, 0x00006aff, 0x08a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1552 0x000073ff, 0x08c20000, 0x00007bff, 0x08e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1553 0x000083ff, 0x10000000, 0x00008bff, 0x10200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1554 0x000094ff, 0x10400000, 0x00009cff, 0x10610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1555 0x0000a4ff, 0x10810000, 0x0000acff, 0x10a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1556 0x0000b4ff, 0x10c20000, 0x0000bdff, 0x10e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1557 0x0000c5ff, 0x18000000, 0x0000cdff, 0x18200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1558 0x0000d5ff, 0x18400000, 0x0000deff, 0x18610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1559 0x0000e6ff, 0x18810000, 0x0000eeff, 0x18a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1560 0x0000f6ff, 0x18c20000, 0x0000ffff, 0x18e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1561 0x000400ff, 0x20000000, 0x000408ff, 0x20200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1562 0x000410ff, 0x20400000, 0x000418ff, 0x20610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1563 0x000420ff, 0x20810000, 0x000429ff, 0x20a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1564 0x000431ff, 0x20c20000, 0x000439ff, 0x20e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1565 0x000441ff, 0x29000000, 0x00044aff, 0x29200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1566 0x000452ff, 0x29400000, 0x00045aff, 0x29610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1567 0x000462ff, 0x29810000, 0x00046aff, 0x29a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1568 0x000473ff, 0x29c20000, 0x00047bff, 0x29e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1569 0x000483ff, 0x31000000, 0x00048bff, 0x31200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1570 0x000494ff, 0x31400000, 0x00049cff, 0x31610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1571 0x0004a4ff, 0x31810000, 0x0004acff, 0x31a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1572 0x0004b4ff, 0x31c20000, 0x0004bdff, 0x31e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1573 0x0004c5ff, 0x39000000, 0x0004cdff, 0x39200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1574 0x0004d5ff, 0x39400000, 0x0004deff, 0x39610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1575 0x0004e6ff, 0x39810000, 0x0004eeff, 0x39a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1576 0x0004f6ff, 0x39c20000, 0x0004ffff, 0x39e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1577 0x000800ff, 0x41000000, 0x000808ff, 0x41200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1578 0x000810ff, 0x41400000, 0x000818ff, 0x41610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1579 0x000820ff, 0x41810000, 0x000829ff, 0x41a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1580 0x000831ff, 0x41c20000, 0x000839ff, 0x41e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1581 0x000841ff, 0x4a000000, 0x00084aff, 0x4a200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1582 0x000852ff, 0x4a400000, 0x00085aff, 0x4a610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1583 0x000862ff, 0x4a810000, 0x00086aff, 0x4aa10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1584 0x000873ff, 0x4ac20000, 0x00087bff, 0x4ae20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1585 0x000883ff, 0x52000000, 0x00088bff, 0x52200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1586 0x000894ff, 0x52400000, 0x00089cff, 0x52610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1587 0x0008a4ff, 0x52810000, 0x0008acff, 0x52a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1588 0x0008b4ff, 0x52c20000, 0x0008bdff, 0x52e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1589 0x0008c5ff, 0x5a000000, 0x0008cdff, 0x5a200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1590 0x0008d5ff, 0x5a400000, 0x0008deff, 0x5a610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1591 0x0008e6ff, 0x5a810000, 0x0008eeff, 0x5aa10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1592 0x0008f6ff, 0x5ac20000, 0x0008ffff, 0x5ae20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1593 0x000c00ff, 0x62000000, 0x000c08ff, 0x62200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1594 0x000c10ff, 0x62400000, 0x000c18ff, 0x62610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1595 0x000c20ff, 0x62810000, 0x000c29ff, 0x62a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1596 0x000c31ff, 0x62c20000, 0x000c39ff, 0x62e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1597 0x000c41ff, 0x6a000000, 0x000c4aff, 0x6a200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1598 0x000c52ff, 0x6a400000, 0x000c5aff, 0x6a610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1599 0x000c62ff, 0x6a810000, 0x000c6aff, 0x6aa10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1600 0x000c73ff, 0x6ac20000, 0x000c7bff, 0x6ae20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1601 0x000c83ff, 0x73000000, 0x000c8bff, 0x73200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1602 0x000c94ff, 0x73400000, 0x000c9cff, 0x73610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1603 0x000ca4ff, 0x73810000, 0x000cacff, 0x73a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1604 0x000cb4ff, 0x73c20000, 0x000cbdff, 0x73e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1605 0x000cc5ff, 0x7b000000, 0x000ccdff, 0x7b200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1606 0x000cd5ff, 0x7b400000, 0x000cdeff, 0x7b610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1607 0x000ce6ff, 0x7b810000, 0x000ceeff, 0x7ba10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1608 0x000cf6ff, 0x7bc20000, 0x000cffff, 0x7be20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1609 0x001000ff, 0x83000000, 0x001008ff, 0x83200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1610 0x001010ff, 0x83400000, 0x001018ff, 0x83610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1611 0x001020ff, 0x83810000, 0x001029ff, 0x83a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1612 0x001031ff, 0x83c20000, 0x001039ff, 0x83e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1613 0x001041ff, 0x8b000000, 0x00104aff, 0x8b200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1614 0x001052ff, 0x8b400000, 0x00105aff, 0x8b610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1615 0x001062ff, 0x8b810000, 0x00106aff, 0x8ba10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1616 0x001073ff, 0x8bc20000, 0x00107bff, 0x8be20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1617 0x001083ff, 0x94000000, 0x00108bff, 0x94200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1618 0x001094ff, 0x94400000, 0x00109cff, 0x94610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1619 0x0010a4ff, 0x94810000, 0x0010acff, 0x94a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1620 0x0010b4ff, 0x94c20000, 0x0010bdff, 0x94e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1621 0x0010c5ff, 0x9c000000, 0x0010cdff, 0x9c200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1622 0x0010d5ff, 0x9c400000, 0x0010deff, 0x9c610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1623 0x0010e6ff, 0x9c810000, 0x0010eeff, 0x9ca10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1624 0x0010f6ff, 0x9cc20000, 0x0010ffff, 0x9ce20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1625 0x001400ff, 0xa4000000, 0x001408ff, 0xa4200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1626 0x001410ff, 0xa4400000, 0x001418ff, 0xa4610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1627 0x001420ff, 0xa4810000, 0x001429ff, 0xa4a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1628 0x001431ff, 0xa4c20000, 0x001439ff, 0xa4e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1629 0x001441ff, 0xac000000, 0x00144aff, 0xac200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1630 0x001452ff, 0xac400000, 0x00145aff, 0xac610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1631 0x001462ff, 0xac810000, 0x00146aff, 0xaca10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1632 0x001473ff, 0xacc20000, 0x00147bff, 0xace20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1633 0x001483ff, 0xb4000000, 0x00148bff, 0xb4200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1634 0x001494ff, 0xb4400000, 0x00149cff, 0xb4610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1635 0x0014a4ff, 0xb4810000, 0x0014acff, 0xb4a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1636 0x0014b4ff, 0xb4c20000, 0x0014bdff, 0xb4e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1637 0x0014c5ff, 0xbd000000, 0x0014cdff, 0xbd200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1638 0x0014d5ff, 0xbd400000, 0x0014deff, 0xbd610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1639 0x0014e6ff, 0xbd810000, 0x0014eeff, 0xbda10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1640 0x0014f6ff, 0xbdc20000, 0x0014ffff, 0xbde20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1641 0x001800ff, 0xc5000000, 0x001808ff, 0xc5200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1642 0x001810ff, 0xc5400000, 0x001818ff, 0xc5610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1643 0x001820ff, 0xc5810000, 0x001829ff, 0xc5a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1644 0x001831ff, 0xc5c20000, 0x001839ff, 0xc5e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1645 0x001841ff, 0xcd000000, 0x00184aff, 0xcd200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1646 0x001852ff, 0xcd400000, 0x00185aff, 0xcd610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1647 0x001862ff, 0xcd810000, 0x00186aff, 0xcda10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1648 0x001873ff, 0xcdc20000, 0x00187bff, 0xcde20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1649 0x001883ff, 0xd5000000, 0x00188bff, 0xd5200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1650 0x001894ff, 0xd5400000, 0x00189cff, 0xd5610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1651 0x0018a4ff, 0xd5810000, 0x0018acff, 0xd5a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1652 0x0018b4ff, 0xd5c20000, 0x0018bdff, 0xd5e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1653 0x0018c5ff, 0xde000000, 0x0018cdff, 0xde200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1654 0x0018d5ff, 0xde400000, 0x0018deff, 0xde610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1655 0x0018e6ff, 0xde810000, 0x0018eeff, 0xdea10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1656 0x0018f6ff, 0xdec20000, 0x0018ffff, 0xdee20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1657 0x001c00ff, 0xe6000000, 0x001c08ff, 0xe6200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1658 0x001c10ff, 0xe6400000, 0x001c18ff, 0xe6610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1659 0x001c20ff, 0xe6810000, 0x001c29ff, 0xe6a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1660 0x001c31ff, 0xe6c20000, 0x001c39ff, 0xe6e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1661 0x001c41ff, 0xee000000, 0x001c4aff, 0xee200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1662 0x001c52ff, 0xee400000, 0x001c5aff, 0xee610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1663 0x001c62ff, 0xee810000, 0x001c6aff, 0xeea10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1664 0x001c73ff, 0xeec20000, 0x001c7bff, 0xeee20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1665 0x001c83ff, 0xf6000000, 0x001c8bff, 0xf6200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1666 0x001c94ff, 0xf6400000, 0x001c9cff, 0xf6610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1667 0x001ca4ff, 0xf6810000, 0x001cacff, 0xf6a10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1668 0x001cb4ff, 0xf6c20000, 0x001cbdff, 0xf6e20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1669 0x001cc5ff, 0xff000000, 0x001ccdff, 0xff200000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1670 0x001cd5ff, 0xff400000, 0x001cdeff, 0xff610000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1671 0x001ce6ff, 0xff810000, 0x001ceeff, 0xffa10000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1672 0x001cf6ff, 0xffc20000, 0x001cffff, 0xffe20000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1673 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1674 static void Blit_RGB565_RGBA8888(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1675 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1676 Blit_RGB565_32(info, RGB565_RGBA8888_LUT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1677 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1678
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1679 /* Special optimized blit for RGB 5-6-5 --> BGRA 8-8-8-8 */
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1680 static const Uint32 RGB565_BGRA8888_LUT[512] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1681 0x00000000, 0x000000ff, 0x08000000, 0x002000ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1682 0x10000000, 0x004000ff, 0x18000000, 0x006100ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1683 0x20000000, 0x008100ff, 0x29000000, 0x00a100ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1684 0x31000000, 0x00c200ff, 0x39000000, 0x00e200ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1685 0x41000000, 0x000008ff, 0x4a000000, 0x002008ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1686 0x52000000, 0x004008ff, 0x5a000000, 0x006108ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1687 0x62000000, 0x008108ff, 0x6a000000, 0x00a108ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1688 0x73000000, 0x00c208ff, 0x7b000000, 0x00e208ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1689 0x83000000, 0x000010ff, 0x8b000000, 0x002010ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1690 0x94000000, 0x004010ff, 0x9c000000, 0x006110ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1691 0xa4000000, 0x008110ff, 0xac000000, 0x00a110ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1692 0xb4000000, 0x00c210ff, 0xbd000000, 0x00e210ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1693 0xc5000000, 0x000018ff, 0xcd000000, 0x002018ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1694 0xd5000000, 0x004018ff, 0xde000000, 0x006118ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1695 0xe6000000, 0x008118ff, 0xee000000, 0x00a118ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1696 0xf6000000, 0x00c218ff, 0xff000000, 0x00e218ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1697 0x00040000, 0x000020ff, 0x08040000, 0x002020ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1698 0x10040000, 0x004020ff, 0x18040000, 0x006120ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1699 0x20040000, 0x008120ff, 0x29040000, 0x00a120ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1700 0x31040000, 0x00c220ff, 0x39040000, 0x00e220ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1701 0x41040000, 0x000029ff, 0x4a040000, 0x002029ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1702 0x52040000, 0x004029ff, 0x5a040000, 0x006129ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1703 0x62040000, 0x008129ff, 0x6a040000, 0x00a129ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1704 0x73040000, 0x00c229ff, 0x7b040000, 0x00e229ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1705 0x83040000, 0x000031ff, 0x8b040000, 0x002031ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1706 0x94040000, 0x004031ff, 0x9c040000, 0x006131ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1707 0xa4040000, 0x008131ff, 0xac040000, 0x00a131ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1708 0xb4040000, 0x00c231ff, 0xbd040000, 0x00e231ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1709 0xc5040000, 0x000039ff, 0xcd040000, 0x002039ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1710 0xd5040000, 0x004039ff, 0xde040000, 0x006139ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1711 0xe6040000, 0x008139ff, 0xee040000, 0x00a139ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1712 0xf6040000, 0x00c239ff, 0xff040000, 0x00e239ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1713 0x00080000, 0x000041ff, 0x08080000, 0x002041ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1714 0x10080000, 0x004041ff, 0x18080000, 0x006141ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1715 0x20080000, 0x008141ff, 0x29080000, 0x00a141ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1716 0x31080000, 0x00c241ff, 0x39080000, 0x00e241ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1717 0x41080000, 0x00004aff, 0x4a080000, 0x00204aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1718 0x52080000, 0x00404aff, 0x5a080000, 0x00614aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1719 0x62080000, 0x00814aff, 0x6a080000, 0x00a14aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1720 0x73080000, 0x00c24aff, 0x7b080000, 0x00e24aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1721 0x83080000, 0x000052ff, 0x8b080000, 0x002052ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1722 0x94080000, 0x004052ff, 0x9c080000, 0x006152ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1723 0xa4080000, 0x008152ff, 0xac080000, 0x00a152ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1724 0xb4080000, 0x00c252ff, 0xbd080000, 0x00e252ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1725 0xc5080000, 0x00005aff, 0xcd080000, 0x00205aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1726 0xd5080000, 0x00405aff, 0xde080000, 0x00615aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1727 0xe6080000, 0x00815aff, 0xee080000, 0x00a15aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1728 0xf6080000, 0x00c25aff, 0xff080000, 0x00e25aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1729 0x000c0000, 0x000062ff, 0x080c0000, 0x002062ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1730 0x100c0000, 0x004062ff, 0x180c0000, 0x006162ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1731 0x200c0000, 0x008162ff, 0x290c0000, 0x00a162ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1732 0x310c0000, 0x00c262ff, 0x390c0000, 0x00e262ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1733 0x410c0000, 0x00006aff, 0x4a0c0000, 0x00206aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1734 0x520c0000, 0x00406aff, 0x5a0c0000, 0x00616aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1735 0x620c0000, 0x00816aff, 0x6a0c0000, 0x00a16aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1736 0x730c0000, 0x00c26aff, 0x7b0c0000, 0x00e26aff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1737 0x830c0000, 0x000073ff, 0x8b0c0000, 0x002073ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1738 0x940c0000, 0x004073ff, 0x9c0c0000, 0x006173ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1739 0xa40c0000, 0x008173ff, 0xac0c0000, 0x00a173ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1740 0xb40c0000, 0x00c273ff, 0xbd0c0000, 0x00e273ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1741 0xc50c0000, 0x00007bff, 0xcd0c0000, 0x00207bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1742 0xd50c0000, 0x00407bff, 0xde0c0000, 0x00617bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1743 0xe60c0000, 0x00817bff, 0xee0c0000, 0x00a17bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1744 0xf60c0000, 0x00c27bff, 0xff0c0000, 0x00e27bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1745 0x00100000, 0x000083ff, 0x08100000, 0x002083ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1746 0x10100000, 0x004083ff, 0x18100000, 0x006183ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1747 0x20100000, 0x008183ff, 0x29100000, 0x00a183ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1748 0x31100000, 0x00c283ff, 0x39100000, 0x00e283ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1749 0x41100000, 0x00008bff, 0x4a100000, 0x00208bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1750 0x52100000, 0x00408bff, 0x5a100000, 0x00618bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1751 0x62100000, 0x00818bff, 0x6a100000, 0x00a18bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1752 0x73100000, 0x00c28bff, 0x7b100000, 0x00e28bff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1753 0x83100000, 0x000094ff, 0x8b100000, 0x002094ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1754 0x94100000, 0x004094ff, 0x9c100000, 0x006194ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1755 0xa4100000, 0x008194ff, 0xac100000, 0x00a194ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1756 0xb4100000, 0x00c294ff, 0xbd100000, 0x00e294ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1757 0xc5100000, 0x00009cff, 0xcd100000, 0x00209cff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1758 0xd5100000, 0x00409cff, 0xde100000, 0x00619cff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1759 0xe6100000, 0x00819cff, 0xee100000, 0x00a19cff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1760 0xf6100000, 0x00c29cff, 0xff100000, 0x00e29cff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1761 0x00140000, 0x0000a4ff, 0x08140000, 0x0020a4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1762 0x10140000, 0x0040a4ff, 0x18140000, 0x0061a4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1763 0x20140000, 0x0081a4ff, 0x29140000, 0x00a1a4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1764 0x31140000, 0x00c2a4ff, 0x39140000, 0x00e2a4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1765 0x41140000, 0x0000acff, 0x4a140000, 0x0020acff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1766 0x52140000, 0x0040acff, 0x5a140000, 0x0061acff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1767 0x62140000, 0x0081acff, 0x6a140000, 0x00a1acff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1768 0x73140000, 0x00c2acff, 0x7b140000, 0x00e2acff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1769 0x83140000, 0x0000b4ff, 0x8b140000, 0x0020b4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1770 0x94140000, 0x0040b4ff, 0x9c140000, 0x0061b4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1771 0xa4140000, 0x0081b4ff, 0xac140000, 0x00a1b4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1772 0xb4140000, 0x00c2b4ff, 0xbd140000, 0x00e2b4ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1773 0xc5140000, 0x0000bdff, 0xcd140000, 0x0020bdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1774 0xd5140000, 0x0040bdff, 0xde140000, 0x0061bdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1775 0xe6140000, 0x0081bdff, 0xee140000, 0x00a1bdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1776 0xf6140000, 0x00c2bdff, 0xff140000, 0x00e2bdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1777 0x00180000, 0x0000c5ff, 0x08180000, 0x0020c5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1778 0x10180000, 0x0040c5ff, 0x18180000, 0x0061c5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1779 0x20180000, 0x0081c5ff, 0x29180000, 0x00a1c5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1780 0x31180000, 0x00c2c5ff, 0x39180000, 0x00e2c5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1781 0x41180000, 0x0000cdff, 0x4a180000, 0x0020cdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1782 0x52180000, 0x0040cdff, 0x5a180000, 0x0061cdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1783 0x62180000, 0x0081cdff, 0x6a180000, 0x00a1cdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1784 0x73180000, 0x00c2cdff, 0x7b180000, 0x00e2cdff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1785 0x83180000, 0x0000d5ff, 0x8b180000, 0x0020d5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1786 0x94180000, 0x0040d5ff, 0x9c180000, 0x0061d5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1787 0xa4180000, 0x0081d5ff, 0xac180000, 0x00a1d5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1788 0xb4180000, 0x00c2d5ff, 0xbd180000, 0x00e2d5ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1789 0xc5180000, 0x0000deff, 0xcd180000, 0x0020deff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1790 0xd5180000, 0x0040deff, 0xde180000, 0x0061deff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1791 0xe6180000, 0x0081deff, 0xee180000, 0x00a1deff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1792 0xf6180000, 0x00c2deff, 0xff180000, 0x00e2deff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1793 0x001c0000, 0x0000e6ff, 0x081c0000, 0x0020e6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1794 0x101c0000, 0x0040e6ff, 0x181c0000, 0x0061e6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1795 0x201c0000, 0x0081e6ff, 0x291c0000, 0x00a1e6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1796 0x311c0000, 0x00c2e6ff, 0x391c0000, 0x00e2e6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1797 0x411c0000, 0x0000eeff, 0x4a1c0000, 0x0020eeff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1798 0x521c0000, 0x0040eeff, 0x5a1c0000, 0x0061eeff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1799 0x621c0000, 0x0081eeff, 0x6a1c0000, 0x00a1eeff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1800 0x731c0000, 0x00c2eeff, 0x7b1c0000, 0x00e2eeff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1801 0x831c0000, 0x0000f6ff, 0x8b1c0000, 0x0020f6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1802 0x941c0000, 0x0040f6ff, 0x9c1c0000, 0x0061f6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1803 0xa41c0000, 0x0081f6ff, 0xac1c0000, 0x00a1f6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1804 0xb41c0000, 0x00c2f6ff, 0xbd1c0000, 0x00e2f6ff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1805 0xc51c0000, 0x0000ffff, 0xcd1c0000, 0x0020ffff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1806 0xd51c0000, 0x0040ffff, 0xde1c0000, 0x0061ffff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1807 0xe61c0000, 0x0081ffff, 0xee1c0000, 0x00a1ffff,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1808 0xf61c0000, 0x00c2ffff, 0xff1c0000, 0x00e2ffff
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1809 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1810 static void Blit_RGB565_BGRA8888(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1811 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1812 Blit_RGB565_32(info, RGB565_BGRA8888_LUT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1813 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1814
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1815 /* Special optimized blit for RGB 8-8-8 --> RGB 3-3-2 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1816 #ifndef RGB888_RGB332
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1817 #define RGB888_RGB332(dst, src) { \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1818 dst = (((src)&0x00E00000)>>16)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1819 (((src)&0x0000E000)>>11)| \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1820 (((src)&0x000000C0)>>6); \
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1821 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1822 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1823 static void Blit_RGB888_index8_map(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1824 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1825 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1826 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1827 #endif
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1828 int Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1829 int width, height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1830 Uint32 *src;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1831 const Uint8 *map;
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1832 Uint8 *dst;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1833 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1834
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1835 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1836 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1837 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1838 src = (Uint32 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1839 srcskip = info->s_skip/4;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1840 dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1841 dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1842 map = info->table;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1843
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1844 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1845 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1846 DUFFS_LOOP(
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1847 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1848 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1849 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1850 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1851 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1852 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1853 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1854 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1855 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1856 for ( c=width/4; c; --c ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1857 /* Pack RGB into 8bit pixel */
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1858 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1859 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1860 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1861 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1862 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1863 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1864 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1865 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1866 ++src;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1867 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1868 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1869 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1870 }
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1871 switch ( width & 3 ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1872 case 3:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1873 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1874 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1875 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1876 case 2:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1877 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1878 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1879 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1880 case 1:
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1881 RGB888_RGB332(Pixel, *src);
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1882 *dst++ = map[Pixel];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1883 ++src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1884 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1885 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1886 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1887 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1888 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1889 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1890 static void BlitNto1(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1891 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1892 #ifndef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1893 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1894 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1895 int width, height;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1896 Uint8 *src;
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1897 const Uint8 *map;
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
1898 Uint8 *dst;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1899 int srcskip, dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1900 int srcbpp;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1901 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1902 int sR, sG, sB;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1903 SDL_PixelFormat *srcfmt;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1904
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1905 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1906 width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1907 height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1908 src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1909 srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1910 dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1911 dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1912 map = info->table;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1913 srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1914 srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1915
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1916 if ( map == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1917 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1918 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1919 DUFFS_LOOP(
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1920 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1921 sR, sG, sB);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1922 if ( 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1923 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1924 *dst = ((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1925 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1926 ((sB>>6)<<(0)) ;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1927 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1928 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1929 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1930 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1931 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1932 for ( c=width; c; --c ) {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1933 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1934 sR, sG, sB);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1935 if ( 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1936 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1937 *dst = ((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1938 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1939 ((sB>>6)<<(0)) ;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1940 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1941 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1942 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1943 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1944 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1945 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1946 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1947 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1948 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1949 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1950 #ifdef USE_DUFFS_LOOP
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1951 DUFFS_LOOP(
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1952 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1953 sR, sG, sB);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1954 if ( 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1955 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1956 *dst = map[((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1957 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1958 ((sB>>6)<<(0)) ];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1959 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1960 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1961 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1962 , width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1963 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1964 for ( c=width; c; --c ) {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
1965 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1966 sR, sG, sB);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1967 if ( 1 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1968 /* Pack RGB into 8bit pixel */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1969 *dst = map[((sR>>5)<<(3+2))|
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1970 ((sG>>5)<<(2)) |
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1971 ((sB>>6)<<(0)) ];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1972 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1973 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1974 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1975 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1976 #endif /* USE_DUFFS_LOOP */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1977 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1978 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1979 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1980 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1981 }
1232
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1982
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1983 /* blits 32 bit RGB<->RGBA with both surfaces having the same R,G,B fields */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1984 static void Blit4to4MaskAlpha(SDL_BlitInfo *info)
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1985 {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1986 int width = info->d_width;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1987 int height = info->d_height;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1988 Uint32 *src = (Uint32 *)info->s_pixels;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1989 int srcskip = info->s_skip;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1990 Uint32 *dst = (Uint32 *)info->d_pixels;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1991 int dstskip = info->d_skip;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1992 SDL_PixelFormat *srcfmt = info->src;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1993 SDL_PixelFormat *dstfmt = info->dst;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1994
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1995 if (dstfmt->Amask) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1996 /* RGB->RGBA, SET_ALPHA */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1997 Uint32 mask = (srcfmt->alpha >> dstfmt->Aloss) << dstfmt->Ashift;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1998
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
1999 while ( height-- ) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2000 DUFFS_LOOP(
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2001 {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2002 *dst = *src | mask;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2003 ++dst;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2004 ++src;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2005 },
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2006 width);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2007 src = (Uint32*)((Uint8*)src + srcskip);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2008 dst = (Uint32*)((Uint8*)dst + dstskip);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2009 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2010 } else {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2011 /* RGBA->RGB, NO_ALPHA */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2012 Uint32 mask = srcfmt->Rmask | srcfmt->Gmask | srcfmt->Bmask;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2013
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2014 while ( height-- ) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2015 DUFFS_LOOP(
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2016 {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2017 *dst = *src & mask;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2018 ++dst;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2019 ++src;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2020 },
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2021 width);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2022 src = (Uint32*)((Uint8*)src + srcskip);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2023 dst = (Uint32*)((Uint8*)dst + dstskip);
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2024 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2025 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2026 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2027
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2028 static void BlitNtoN(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2029 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2030 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2031 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2032 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2033 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2034 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2035 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2036 SDL_PixelFormat *srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2037 int srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2038 SDL_PixelFormat *dstfmt = info->dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2039 int dstbpp = dstfmt->BytesPerPixel;
431
41cadcba32e8 Fixed SDL_DisplayFormatAlpha() on RGB surfaces with alpha
Sam Lantinga <slouken@libsdl.org>
parents: 366
diff changeset
2040 unsigned alpha = dstfmt->Amask ? srcfmt->alpha : 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2041
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2042 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2043 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2044 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2045 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2046 unsigned sR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2047 unsigned sG;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2048 unsigned sB;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2049 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel, sR, sG, sB);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2050 ASSEMBLE_RGBA(dst, dstbpp, dstfmt, sR, sG, sB, alpha);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2051 dst += dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2052 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2053 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2054 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2055 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2056 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2057 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2058 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2059
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2060 static void BlitNtoNCopyAlpha(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2061 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2062 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2063 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2064 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2065 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2066 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2067 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2068 SDL_PixelFormat *srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2069 int srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2070 SDL_PixelFormat *dstfmt = info->dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2071 int dstbpp = dstfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2072 int c;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2073
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2074 /* FIXME: should map alpha to [0..255] correctly! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2075 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2076 for ( c=width; c; --c ) {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2077 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2078 unsigned sR, sG, sB, sA;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2079 DISEMBLE_RGBA(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2080 sR, sG, sB, sA);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2081 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2082 sR, sG, sB, sA);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2083 dst += dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2084 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2085 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2086 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2087 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2088 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2089 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2090
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2091 static void BlitNto1Key(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2092 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2093 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2094 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2095 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2096 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2097 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2098 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2099 SDL_PixelFormat *srcfmt = info->src;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2100 const Uint8 *palmap = info->table;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2101 Uint32 ckey = srcfmt->colorkey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2102 Uint32 rgbmask = ~srcfmt->Amask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2103 int srcbpp;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2104 Uint32 Pixel;
1428
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
2105 unsigned sR, sG, sB;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2106
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2107 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2108 srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2109 ckey &= rgbmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2110
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2111 if ( palmap == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2112 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2113 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2114 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2115 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2116 sR, sG, sB);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2117 if ( (Pixel & rgbmask) != ckey ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2118 /* Pack RGB into 8bit pixel */
1428
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
2119 *dst = (Uint8)(((sR>>5)<<(3+2))|
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
2120 ((sG>>5)<<(2)) |
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
2121 ((sB>>6)<<(0)));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2122 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2123 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2124 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2125 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2126 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2127 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2128 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2129 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2130 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2131 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2132 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2133 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2134 DISEMBLE_RGB(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2135 sR, sG, sB);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2136 if ( (Pixel & rgbmask) != ckey ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2137 /* Pack RGB into 8bit pixel */
1428
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
2138 *dst = (Uint8)palmap[((sR>>5)<<(3+2))|
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
2139 ((sG>>5)<<(2)) |
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
2140 ((sB>>6)<<(0)) ];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2141 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2142 dst++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2143 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2144 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2145 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2146 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2147 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2148 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2149 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2150 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2151
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2152 static void Blit2to2Key(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2153 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2154 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2155 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2156 Uint16 *srcp = (Uint16 *)info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2157 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2158 Uint16 *dstp = (Uint16 *)info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2159 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2160 Uint32 ckey = info->src->colorkey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2161 Uint32 rgbmask = ~info->src->Amask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2162
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2163 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2164 srcskip /= 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2165 dstskip /= 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2166 ckey &= rgbmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2167
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2168 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2169 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2170 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2171 if ( (*srcp & rgbmask) != ckey ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2172 *dstp = *srcp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2173 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2174 dstp++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2175 srcp++;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2176 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2177 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2178 srcp += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2179 dstp += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2180 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2181 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2182
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2183 static void BlitNtoNKey(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2184 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2185 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2186 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2187 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2188 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2189 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2190 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2191 Uint32 ckey = info->src->colorkey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2192 SDL_PixelFormat *srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2193 SDL_PixelFormat *dstfmt = info->dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2194 int srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2195 int dstbpp = dstfmt->BytesPerPixel;
431
41cadcba32e8 Fixed SDL_DisplayFormatAlpha() on RGB surfaces with alpha
Sam Lantinga <slouken@libsdl.org>
parents: 366
diff changeset
2196 unsigned alpha = dstfmt->Amask ? srcfmt->alpha : 0;
1543
98f9b16f565c From: "Alex Volkov"
Sam Lantinga <slouken@libsdl.org>
parents: 1487
diff changeset
2197 Uint32 rgbmask = ~srcfmt->Amask;
98f9b16f565c From: "Alex Volkov"
Sam Lantinga <slouken@libsdl.org>
parents: 1487
diff changeset
2198
98f9b16f565c From: "Alex Volkov"
Sam Lantinga <slouken@libsdl.org>
parents: 1487
diff changeset
2199 /* Set up some basic variables */
98f9b16f565c From: "Alex Volkov"
Sam Lantinga <slouken@libsdl.org>
parents: 1487
diff changeset
2200 ckey &= rgbmask;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2201
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2202 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2203 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2204 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2205 Uint32 Pixel;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2206 unsigned sR;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2207 unsigned sG;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2208 unsigned sB;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2209 RETRIEVE_RGB_PIXEL(src, srcbpp, Pixel);
1543
98f9b16f565c From: "Alex Volkov"
Sam Lantinga <slouken@libsdl.org>
parents: 1487
diff changeset
2210 if ( (Pixel & rgbmask) != ckey ) {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2211 RGB_FROM_PIXEL(Pixel, srcfmt, sR, sG, sB);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2212 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2213 sR, sG, sB, alpha);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2214 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2215 dst += dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2216 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2217 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2218 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2219 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2220 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2221 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2222 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2223
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2224 static void BlitNtoNKeyCopyAlpha(SDL_BlitInfo *info)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2225 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2226 int width = info->d_width;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2227 int height = info->d_height;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2228 Uint8 *src = info->s_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2229 int srcskip = info->s_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2230 Uint8 *dst = info->d_pixels;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2231 int dstskip = info->d_skip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2232 Uint32 ckey = info->src->colorkey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2233 SDL_PixelFormat *srcfmt = info->src;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2234 SDL_PixelFormat *dstfmt = info->dst;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2235 Uint32 rgbmask = ~srcfmt->Amask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2236
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2237 Uint8 srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2238 Uint8 dstbpp;
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2239 Uint32 Pixel;
1428
5f52867ba65c Update for Visual C++ 6.0
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
2240 unsigned sR, sG, sB, sA;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2241
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2242 /* Set up some basic variables */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2243 srcbpp = srcfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2244 dstbpp = dstfmt->BytesPerPixel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2245 ckey &= rgbmask;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2246
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2247 /* FIXME: should map alpha to [0..255] correctly! */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2248 while ( height-- ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2249 DUFFS_LOOP(
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2250 {
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2251 DISEMBLE_RGBA(src, srcbpp, srcfmt, Pixel,
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2252 sR, sG, sB, sA);
1162
2651158f59b8 Enable altivec blitters on PowerPC Linux, and some fixes for recent
Ryan C. Gordon <icculus@icculus.org>
parents: 1139
diff changeset
2253 if ( (Pixel & rgbmask) != ckey ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2254 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2255 sR, sG, sB, sA);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2256 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2257 dst += dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2258 src += srcbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2259 },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2260 width);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2261 src += srcskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2262 dst += dstskip;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2263 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2264 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2265
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2266 /* Normal N to N optimized blitters */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2267 struct blit_table {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2268 Uint32 srcR, srcG, srcB;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2269 int dstbpp;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2270 Uint32 dstR, dstG, dstB;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2271 Uint32 blit_features;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2272 void *aux_data;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2273 SDL_loblit blitfunc;
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2274 enum { NO_ALPHA=1, SET_ALPHA=2, COPY_ALPHA=4 } alpha;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2275 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2276 static const struct blit_table normal_blit_1[] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2277 /* Default for 8-bit RGB source, an invalid combination */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2278 { 0,0,0, 0, 0,0,0, 0, NULL, NULL },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2279 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2280 static const struct blit_table normal_blit_2[] = {
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
2281 #if SDL_HERMES_BLITTERS
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2282 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x0000001F,0x000007E0,0x0000F800,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2283 0, ConvertX86p16_16BGR565, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2284 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x00007C00,0x000003E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2285 0, ConvertX86p16_16RGB555, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2286 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x0000001F,0x000003E0,0x00007C00,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2287 0, ConvertX86p16_16BGR555, ConvertX86, NO_ALPHA },
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
2288 #elif SDL_ALTIVEC_BLITTERS
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2289 /* has-altivec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2290 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x00000000,0x00000000,0x00000000,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2291 2, NULL, Blit_RGB565_32Altivec, NO_ALPHA | COPY_ALPHA | SET_ALPHA },
1139
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
2292 { 0x00007C00,0x000003E0,0x0000001F, 4, 0x00000000,0x00000000,0x00000000,
d0ae4dff7208 Altivec blitter for 555 -> 8888 surface, written by me.
Ryan C. Gordon <icculus@icculus.org>
parents: 1053
diff changeset
2293 2, NULL, Blit_RGB555_32Altivec, NO_ALPHA | COPY_ALPHA | SET_ALPHA },
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2294 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2295 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x00FF0000,0x0000FF00,0x000000FF,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2296 0, NULL, Blit_RGB565_ARGB8888, SET_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2297 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x000000FF,0x0000FF00,0x00FF0000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2298 0, NULL, Blit_RGB565_ABGR8888, SET_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2299 { 0x0000F800,0x000007E0,0x0000001F, 4, 0xFF000000,0x00FF0000,0x0000FF00,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2300 0, NULL, Blit_RGB565_RGBA8888, SET_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2301 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x0000FF00,0x00FF0000,0xFF000000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2302 0, NULL, Blit_RGB565_BGRA8888, SET_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2303
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2304 /* Default for 16-bit RGB source, used if no other blitter matches */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2305 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2306 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2307 static const struct blit_table normal_blit_3[] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2308 /* Default for 24-bit RGB source, never optimized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2309 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2310 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2311 static const struct blit_table normal_blit_4[] = {
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
2312 #if SDL_HERMES_BLITTERS
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2313 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
2314 1, ConvertMMXpII32_16RGB565, ConvertMMX, NO_ALPHA },
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2315 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2316 0, ConvertX86p32_16RGB565, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2317 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000007E0,0x0000F800,
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
2318 1, ConvertMMXpII32_16BGR565, ConvertMMX, NO_ALPHA },
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2319 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000007E0,0x0000F800,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2320 0, ConvertX86p32_16BGR565, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2321 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
2322 1, ConvertMMXpII32_16RGB555, ConvertMMX, NO_ALPHA },
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2323 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2324 0, ConvertX86p32_16RGB555, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2325 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000003E0,0x00007C00,
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents: 431
diff changeset
2326 1, ConvertMMXpII32_16BGR555, ConvertMMX, NO_ALPHA },
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2327 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000003E0,0x00007C00,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2328 0, ConvertX86p32_16BGR555, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2329 { 0x00FF0000,0x0000FF00,0x000000FF, 3, 0x00FF0000,0x0000FF00,0x000000FF,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2330 0, ConvertX86p32_24RGB888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2331 { 0x00FF0000,0x0000FF00,0x000000FF, 3, 0x000000FF,0x0000FF00,0x00FF0000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2332 0, ConvertX86p32_24BGR888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2333 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0x000000FF,0x0000FF00,0x00FF0000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2334 0, ConvertX86p32_32BGR888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2335 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0xFF000000,0x00FF0000,0x0000FF00,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2336 0, ConvertX86p32_32RGBA888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2337 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0x0000FF00,0x00FF0000,0xFF000000,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2338 0, ConvertX86p32_32BGRA888, ConvertX86, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2339 #else
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
2340 #if SDL_ALTIVEC_BLITTERS
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2341 /* has-altivec | dont-use-prefetch */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2342 { 0x00000000,0x00000000,0x00000000, 4, 0x00000000,0x00000000,0x00000000,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2343 6, NULL, ConvertAltivec32to32_noprefetch, NO_ALPHA | COPY_ALPHA | SET_ALPHA },
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2344 /* has-altivec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2345 { 0x00000000,0x00000000,0x00000000, 4, 0x00000000,0x00000000,0x00000000,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2346 2, NULL, ConvertAltivec32to32_prefetch, NO_ALPHA | COPY_ALPHA | SET_ALPHA },
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2347 /* has-altivec */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2348 { 0x00000000,0x00000000,0x00000000, 2, 0x0000F800,0x000007E0,0x0000001F,
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2349 2, NULL, Blit_RGB888_RGB565Altivec, NO_ALPHA },
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2350 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2351 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2352 0, NULL, Blit_RGB888_RGB565, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2353 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2354 0, NULL, Blit_RGB888_RGB555, NO_ALPHA },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2355 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2356 /* Default for 32-bit RGB source, used if no other blitter matches */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2357 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2358 };
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2359 static const struct blit_table *normal_blit[] = {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2360 normal_blit_1, normal_blit_2, normal_blit_3, normal_blit_4
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2361 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2362
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2363 /* Mask matches table, or table entry is zero */
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2364 #define MASKOK(x, y) (((x) == (y)) || ((y) == 0x00000000))
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2365
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2366 SDL_loblit SDL_CalculateBlitN(SDL_Surface *surface, int blit_index)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2367 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2368 struct private_swaccel *sdata;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2369 SDL_PixelFormat *srcfmt;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2370 SDL_PixelFormat *dstfmt;
91
e85e03f195b4 From: "Markus F.X.J. Oberhumer"
Sam Lantinga <slouken@lokigames.com>
parents: 0
diff changeset
2371 const struct blit_table *table;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2372 int which;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2373 SDL_loblit blitfun;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2374
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2375 /* Set up data for choosing the blit */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2376 sdata = surface->map->sw_data;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2377 srcfmt = surface->format;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2378 dstfmt = surface->map->dst->format;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2379
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2380 if ( blit_index & 2 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2381 /* alpha or alpha+colorkey */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2382 return SDL_CalculateAlphaBlit(surface, blit_index);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2383 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2384
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2385 /* We don't support destinations less than 8-bits */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2386 if ( dstfmt->BitsPerPixel < 8 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2387 return(NULL);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2388 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2389
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2390 if(blit_index == 1) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2391 /* colorkey blit: Here we don't have too many options, mostly
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2392 because RLE is the preferred fast way to deal with this.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2393 If a particular case turns out to be useful we'll add it. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2394
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2395 if(srcfmt->BytesPerPixel == 2
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2396 && surface->map->identity)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2397 return Blit2to2Key;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2398 else if(dstfmt->BytesPerPixel == 1)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2399 return BlitNto1Key;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2400 else {
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
2401 #if SDL_ALTIVEC_BLITTERS
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2402 if((srcfmt->BytesPerPixel == 4) && (dstfmt->BytesPerPixel == 4) && SDL_HasAltiVec()) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2403 return Blit32to32KeyAltivec;
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2404 } else
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2405 #endif
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2406
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2407 if(srcfmt->Amask && dstfmt->Amask)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2408 return BlitNtoNKeyCopyAlpha;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2409 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2410 return BlitNtoNKey;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2411 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2412 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2413
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2414 blitfun = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2415 if ( dstfmt->BitsPerPixel == 8 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2416 /* We assume 8-bit destinations are palettized */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2417 if ( (srcfmt->BytesPerPixel == 4) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2418 (srcfmt->Rmask == 0x00FF0000) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2419 (srcfmt->Gmask == 0x0000FF00) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2420 (srcfmt->Bmask == 0x000000FF) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2421 if ( surface->map->table ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2422 blitfun = Blit_RGB888_index8_map;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2423 } else {
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
2424 #if SDL_HERMES_BLITTERS
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2425 sdata->aux_data = ConvertX86p32_8RGB332;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2426 blitfun = ConvertX86;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2427 #else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2428 blitfun = Blit_RGB888_index8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2429 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2430 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2431 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2432 blitfun = BlitNto1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2433 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2434 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2435 /* Now the meat, choose the blitter we want */
1544
ab1e4c41ab71 Fixed bug #33
Sam Lantinga <slouken@libsdl.org>
parents: 1543
diff changeset
2436 int a_need = NO_ALPHA;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2437 if(dstfmt->Amask)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2438 a_need = srcfmt->Amask ? COPY_ALPHA : SET_ALPHA;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2439 table = normal_blit[srcfmt->BytesPerPixel-1];
1047
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2440 for ( which=0; table[which].dstbpp; ++which ) {
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2441 if ( MASKOK(srcfmt->Rmask, table[which].srcR) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2442 MASKOK(srcfmt->Gmask, table[which].srcG) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2443 MASKOK(srcfmt->Bmask, table[which].srcB) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2444 MASKOK(dstfmt->Rmask, table[which].dstR) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2445 MASKOK(dstfmt->Gmask, table[which].dstG) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2446 MASKOK(dstfmt->Bmask, table[which].dstB) &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2447 dstfmt->BytesPerPixel == table[which].dstbpp &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2448 (a_need & table[which].alpha) == a_need &&
ffaaf7ecf685 Altivec-optimized blitters!
Ryan C. Gordon <icculus@icculus.org>
parents: 769
diff changeset
2449 ((table[which].blit_features & GetBlitFeatures()) == table[which].blit_features) )
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2450 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2451 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2452 sdata->aux_data = table[which].aux_data;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2453 blitfun = table[which].blitfunc;
1232
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2454
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2455 if(blitfun == BlitNtoN) { /* default C fallback catch-all. Slow! */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2456 /* Fastpath C fallback: 32bit RGB<->RGBA blit with matching RGB */
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2457 if ( srcfmt->BytesPerPixel == 4 && dstfmt->BytesPerPixel == 4 &&
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2458 srcfmt->Rmask == dstfmt->Rmask &&
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2459 srcfmt->Gmask == dstfmt->Gmask &&
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2460 srcfmt->Bmask == dstfmt->Bmask ) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2461 blitfun = Blit4to4MaskAlpha;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2462 } else if ( a_need == COPY_ALPHA ) {
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2463 blitfun = BlitNtoNCopyAlpha;
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2464 }
0aa0000081d5 Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov.
Ryan C. Gordon <icculus@icculus.org>
parents: 1224
diff changeset
2465 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2466 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2467
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2468 #ifdef DEBUG_ASM
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
2469 #if SDL_HERMES_BLITTERS
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2470 if ( blitfun == ConvertMMX )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2471 fprintf(stderr, "Using mmx blit\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2472 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2473 if ( blitfun == ConvertX86 )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2474 fprintf(stderr, "Using asm blit\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2475 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2476 #endif
1224
f033d9589ca1 Debug code should check right function names.
Ryan C. Gordon <icculus@icculus.org>
parents: 1175
diff changeset
2477 if ( (blitfun == BlitNtoN) || (blitfun == BlitNto1) )
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2478 fprintf(stderr, "Using C blit\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2479 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2480 fprintf(stderr, "Using optimized C blit\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2481 #endif /* DEBUG_ASM */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2482
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2483 return(blitfun);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
2484 }