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0
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001 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 Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 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 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@devolution.com
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 #include <stdlib.h>
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29
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30 #include "SDL_error.h"
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31 #include "SDL_endian.h"
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32 #include "SDL_cgximage_c.h"
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33
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34 #ifdef HAVE_KSTAT
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35 #include <kstat.h>
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36 #endif
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37
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38 #ifdef USE_CGX_WRITELUTPIXEL
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39 #if defined(__SASC) || defined(__PPC__)
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40 #define WLUT WriteLUTPixelArray
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41 #else
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42 void WLUT(APTR a,UWORD b,UWORD c,UWORD d,struct RastPort *e,APTR f,UWORD g,UWORD h,UWORD i,UWORD l,UBYTE m)
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43 { WriteLUTPixelArray(a,b,c,d,e,f,g,h,i,l,m); }
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44 #endif
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45
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46 #endif
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47
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48 /* Various screen update functions available */
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49 static void CGX_NormalUpdate(_THIS, int numrects, SDL_Rect *rects);
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50 static void CGX_FakeUpdate(_THIS, int numrects, SDL_Rect *rects);
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51
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52 BOOL SafeDisp=TRUE,SafeChange=TRUE;
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53 struct MsgPort *safeport=NULL,*dispport=NULL;
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54 ULONG safe_sigbit,disp_sigbit;
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55
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56 int CGX_SetupImage(_THIS, SDL_Surface *screen)
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57 {
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58 if(screen->flags&SDL_HWSURFACE)
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59 {
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60 SDL_Ximage=NULL;
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61
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62 if(!screen->hwdata)
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63 {
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64 if(!(screen->hwdata=malloc(sizeof(struct private_hwdata))))
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65 {
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66 return -1;
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67 }
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68 D(bug("Creating system accel struct\n"));
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69 screen->hwdata->lock=0;
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70 screen->hwdata->bmap=SDL_RastPort->BitMap;
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71 screen->hwdata->videodata=this;
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72 }
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73
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74 this->UpdateRects = CGX_FakeUpdate;
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75
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76 D(bug("Accel video image configured.\n"));
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77 return 0;
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78 }
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79
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80 screen->pixels = malloc(screen->h*screen->pitch);
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81
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82 if ( screen->pixels == NULL ) {
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83 SDL_OutOfMemory();
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84 return(-1);
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85 }
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86 SDL_Ximage=screen->pixels;
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87
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88 if ( SDL_Ximage == NULL ) {
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89 SDL_SetError("Couldn't create XImage");
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90 return(-1);
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91 }
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92
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93 this->UpdateRects = CGX_NormalUpdate;
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94
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95 return(0);
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96 }
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97
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98 void CGX_DestroyImage(_THIS, SDL_Surface *screen)
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99 {
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100 if ( SDL_Ximage ) {
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101 free(SDL_Ximage);
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102 SDL_Ximage = NULL;
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103 }
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104 if ( screen ) {
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105 screen->pixels = NULL;
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106 }
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107 }
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108
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109 int CGX_ResizeImage(_THIS, SDL_Surface *screen, Uint32 flags)
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110 {
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111 int retval;
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112
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113 CGX_DestroyImage(this, screen);
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114
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115 if ( flags & SDL_OPENGL ) { /* No image when using GL */
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116 retval = 0;
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117 } else {
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118 retval = CGX_SetupImage(this, screen);
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119 }
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120 return(retval);
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121 }
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122
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123 /* We don't actually allow hardware surfaces other than the main one */
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124 int CGX_AllocHWSurface(_THIS, SDL_Surface *surface)
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125 {
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126 D(bug("Alloc HW surface...%ld x %ld x %ld!\n",surface->w,surface->h,this->hidden->depth));
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127
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128 if(surface==SDL_VideoSurface)
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129 {
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130 D(bug("Allocation skipped, it's system one!\n"));
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131 return 0;
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132 }
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133
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134 if(!surface->hwdata)
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135 {
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136 if(!(surface->hwdata=malloc(sizeof(struct private_hwdata))))
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137 return -1;
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138
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139 surface->hwdata->lock=NULL;
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140 surface->hwdata->videodata=this;
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141 }
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142
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143 if(surface->hwdata->bmap=AllocBitMap(surface->w,surface->h,this->hidden->depth,BMF_MINPLANES,SDL_Display->RastPort.BitMap))
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144 {
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145 surface->flags|=SDL_HWSURFACE;
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146 D(bug("...OK\n"));
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147 return 0;
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148 }
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149 else
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150 {
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151 free(surface->hwdata);
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152 surface->hwdata=NULL;
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153 }
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154
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155 return(-1);
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156 }
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157 void CGX_FreeHWSurface(_THIS, SDL_Surface *surface)
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158 {
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159 if(surface && surface!=SDL_VideoSurface && surface->hwdata)
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160 {
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161 D(bug("Free hw surface.\n"));
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162
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163 if(surface->hwdata->mask)
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164 free(surface->hwdata->mask);
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165
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166 if(surface->hwdata->bmap)
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167 FreeBitMap(surface->hwdata->bmap);
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168
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169 free(surface->hwdata);
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170 surface->hwdata=NULL;
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171 }
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172 return;
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173 }
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174
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175 int CGX_LockHWSurface(_THIS, SDL_Surface *surface)
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176 {
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177 if (surface->hwdata)
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178 {
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179 // D(bug("Locking a bitmap...\n"));
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180 if(!surface->hwdata->lock)
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181 {
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182 Uint32 pitch;
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183
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184 if(!(surface->hwdata->lock=LockBitMapTags(surface->hwdata->bmap,
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185 LBMI_BASEADDRESS,(ULONG)&surface->pixels,
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186 LBMI_BYTESPERROW,(ULONG)&pitch,TAG_DONE)))
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187 return -1;
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188
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189 // surface->pitch e' a 16bit!
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190
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191 surface->pitch=pitch;
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192
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193 if(!currently_fullscreen&&surface==SDL_VideoSurface)
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194 surface->pixels=((char *)surface->pixels)+(surface->pitch*(SDL_Window->BorderTop+SDL_Window->TopEdge)+
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195 surface->format->BytesPerPixel*(SDL_Window->BorderLeft+SDL_Window->LeftEdge));
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196 }
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197 else
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198 D(bug("Already locked!!!\n"));
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199 }
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200 return(0);
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201 }
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202 void CGX_UnlockHWSurface(_THIS, SDL_Surface *surface)
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203 {
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204 if(surface->hwdata && surface->hwdata->lock)
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205 {
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206 UnLockBitMap(surface->hwdata->lock);
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207 surface->hwdata->lock=NULL;
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208 surface->pixels=NULL;
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209 }
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210 }
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211
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212 int CGX_FlipHWSurface(_THIS, SDL_Surface *surface)
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213 {
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214 static int current=0;
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215
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216 if(this->hidden->dbuffer)
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217 {
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218 if(!SafeChange)
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219 {
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220 Wait(disp_sigbit);
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221 // Non faccio nulla, vuoto solo la porta
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222 while(GetMsg(dispport)!=NULL)
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223 ;
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224 SafeChange=TRUE;
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225 }
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226
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227 if(ChangeScreenBuffer(SDL_Display,this->hidden->SB[current^1]))
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228 {
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229 surface->hwdata->bmap=SDL_RastPort->BitMap=this->hidden->SB[current]->sb_BitMap;
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230 SafeChange=FALSE;
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231 SafeDisp=FALSE;
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232 current^=1;
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233 }
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234
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235 if(!SafeDisp)
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236 {
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237 Wait(safe_sigbit);
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238 while(GetMsg(safeport)!=NULL)
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239 ;
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240 SafeDisp=TRUE;
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241 }
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242
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243 }
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244 return(0);
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245 }
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246
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247 /* Byte-swap the pixels in the display image */
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248 static void CGX_SwapAllPixels(SDL_Surface *screen)
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249 {
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250 int x, y;
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251
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252 switch (screen->format->BytesPerPixel) {
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253 case 2: {
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254 Uint16 *spot;
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255 for ( y=0; y<screen->h; ++y ) {
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256 spot = (Uint16 *) ((Uint8 *)screen->pixels +
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257 y * screen->pitch);
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258 for ( x=0; x<screen->w; ++x, ++spot ) {
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259 *spot = SDL_Swap16(*spot);
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260 }
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261 }
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262 }
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263 break;
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264
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265 case 4: {
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266 Uint32 *spot;
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267 for ( y=0; y<screen->h; ++y ) {
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268 spot = (Uint32 *) ((Uint8 *)screen->pixels +
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269 y * screen->pitch);
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270 for ( x=0; x<screen->w; ++x, ++spot ) {
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271 *spot = SDL_Swap32(*spot);
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272 }
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273 }
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274 }
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275 break;
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276
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277 default:
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278 /* should never get here */
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279 break;
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280 }
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281 }
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282 static void CGX_SwapPixels(SDL_Surface *screen, int numrects, SDL_Rect *rects)
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283 {
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284 int i;
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285 int x, minx, maxx;
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286 int y, miny, maxy;
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287
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288 switch (screen->format->BytesPerPixel) {
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289 case 2: {
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290 Uint16 *spot;
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291 for ( i=0; i<numrects; ++i ) {
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292 minx = rects[i].x;
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293 maxx = rects[i].x+rects[i].w;
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294 miny = rects[i].y;
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295 maxy = rects[i].y+rects[i].h;
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296 for ( y=miny; y<maxy; ++y ) {
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297 spot = (Uint16 *) ((Uint8 *)screen->pixels +
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298 y * screen->pitch + minx * 2);
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299 for ( x=minx; x<maxx; ++x, ++spot ) {
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300 *spot = SDL_Swap16(*spot);
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301 }
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302 }
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303 }
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304 }
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305 break;
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306
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307 case 4: {
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308 Uint32 *spot;
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309 for ( i=0; i<numrects; ++i ) {
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310 minx = rects[i].x;
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311 maxx = rects[i].x+rects[i].w;
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312 miny = rects[i].y;
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313 maxy = rects[i].y+rects[i].h;
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314 for ( y=miny; y<maxy; ++y ) {
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315 spot = (Uint32 *) ((Uint8 *)screen->pixels +
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316 y * screen->pitch + minx * 4);
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317 for ( x=minx; x<maxx; ++x, ++spot ) {
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318 *spot = SDL_Swap32(*spot);
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319 }
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320 }
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321 }
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322 }
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323 break;
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324
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325 default:
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326 /* should never get here */
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327 break;
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328 }
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329 }
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330
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331 #ifdef __SASC
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332
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333 #define USE_WPA WritePixelArray
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334 #else
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335
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336 void USE_WPA(char *a,int b,int c,int d, struct RastPort *e,int f,int g, int h, int i, Uint32 l)
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337 {
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338 WritePixelArray(a,b,c,d,e,f,g,h,i,l);
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339 }
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340
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341 #endif
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342
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343 static void CGX_FakeUpdate(_THIS, int numrects, SDL_Rect *rects)
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344 {
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345 }
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346
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347 static void CGX_NormalUpdate(_THIS, int numrects, SDL_Rect *rects)
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348 {
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349 int i,format,customroutine=0;
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350 #ifndef USE_CGX_WRITELUTPIXEL
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351 int bpp;
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352 #endif
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353 if(this->hidden->same_format)
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354 {
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355 format=RECTFMT_RAW;
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356 }
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357 else switch(this->screen->format->BytesPerPixel)
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358 {
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359 case 4:
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360 format=RECTFMT_RGBA;
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361 break;
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362 case 3:
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363 format=RECTFMT_RGB;
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364 break;
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365 case 2:
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366 customroutine=1;
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367 break;
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368 case 1:
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369 // D(bug("soft depth: 8 hardbpp: %ld\n",this->hidden->depth));
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370 if(this->hidden->depth>8)
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371 {
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372 #ifndef USE_CGX_WRITELUTPIXEL
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373 if(this->hidden->depth>32)
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374 customroutine=4;
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375 else if(this->hidden->depth>16)
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376 {
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377 bpp=this->hidden->BytesPerPixel; // That one is the only one that needs bpp
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378 customroutine=2; // The slow one!
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379 }
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380 else
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381 customroutine=3;
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382 #else
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383
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384 customroutine=2;
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385 #endif
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386
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387 // format=RECTFMT_LUT8; Vecchia funzione x usare la WritePixelArray.
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388 }
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389 else
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390 customroutine=1;
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391 break;
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392 default:
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393 D(bug("Unable to blit this surface!\n"));
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394 return;
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395 }
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396
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397 /* Check for endian-swapped X server, swap if necessary (VERY slow!) */
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398 if ( swap_pixels &&
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399 ((this->screen->format->BytesPerPixel%2) == 0) ) {
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400 D(bug("Swappo! Lento!\n"));
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401 CGX_SwapPixels(this->screen, numrects, rects);
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402 for ( i=0; i<numrects; ++i ) {
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403 if ( ! rects[i].w ) { /* Clipped? */
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404 continue;
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405 }
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406 USE_WPA(this->screen->pixels,rects[i].x, rects[i].y,this->screen->pitch,
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407 SDL_RastPort,SDL_Window->BorderLeft+rects[i].x,SDL_Window->BorderTop+rects[i].y,
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408 rects[i].w,rects[i].h,format);
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409 }
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410 CGX_SwapPixels(this->screen, numrects, rects);
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411 }
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412 else if (customroutine==2)
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413 {
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414 #ifdef USE_CGX_WRITELUTPIXEL
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415 for ( i=0; i<numrects; ++i ) {
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416 if ( ! rects[i].w ) { /* Clipped? */
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417 continue;
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418 }
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419
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420 WLUT(this->screen->pixels,rects[i].x, rects[i].y,this->screen->pitch,
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421 SDL_RastPort,SDL_XPixels,SDL_Window->BorderLeft+rects[i].x,SDL_Window->BorderTop+rects[i].y,
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422 rects[i].w,rects[i].h,CTABFMT_XRGB8);
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423 }
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424 #else
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425 unsigned char *bm_address;
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426 Uint32 destpitch;
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427 APTR handle;
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|
|
428
|
|
|
429 if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,&bm_address,
|
|
|
430 LBMI_BYTESPERROW,&destpitch,TAG_DONE))
|
|
|
431 {
|
|
|
432 int srcwidth;
|
|
|
433 unsigned char *destbase;
|
|
|
434 register int j,k,t;
|
|
|
435 register unsigned char *mask,*dst;
|
|
|
436 register unsigned char *src,*dest;
|
|
|
437
|
|
|
438 // Aggiungo il bordo della finestra se sono fullscreen.
|
|
|
439 if(currently_fullscreen)
|
|
|
440 destbase=bm_address;
|
|
|
441 else
|
|
|
442 destbase=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel;
|
|
|
443
|
|
|
444 for ( i=0; i<numrects; ++i )
|
|
|
445 {
|
|
|
446 srcwidth=rects[i].w;
|
|
|
447
|
|
|
448 if ( !srcwidth ) { /* Clipped? */
|
|
|
449 continue;
|
|
|
450 }
|
|
|
451
|
|
|
452 dest=destbase+rects[i].x*this->hidden->BytesPerPixel;
|
|
|
453 dest+=(rects[i].y*destpitch);
|
|
|
454 src=((char *)(this->screen->pixels))+rects[i].x;
|
|
|
455 src+=(rects[i].y*this->screen->pitch);
|
|
|
456
|
|
|
457 for(j=rects[i].h;j;--j)
|
|
|
458 {
|
|
|
459 dst=dest;
|
|
|
460 // SLOW routine, used for 8->24 bit mapping
|
|
|
461 for(k=0;k<srcwidth;k++)
|
|
|
462 {
|
|
|
463 mask=(unsigned char *)(&SDL_XPixels[src[k]]);
|
|
|
464 for(t=0;t<bpp;t++)
|
|
|
465 {
|
|
|
466 dst[t]=mask[t];
|
|
|
467 }
|
|
|
468 dst+=bpp;
|
|
|
469 }
|
|
|
470 src+=this->screen->pitch;
|
|
|
471 dest+=destpitch;
|
|
|
472 }
|
|
|
473 }
|
|
|
474 UnLockBitMap(handle);
|
|
|
475 }
|
|
|
476 }
|
|
|
477 else if (customroutine==3)
|
|
|
478 {
|
|
|
479 unsigned char *bm_address;
|
|
|
480 Uint32 destpitch;
|
|
|
481 APTR handle;
|
|
|
482
|
|
|
483 if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,&bm_address,
|
|
|
484 LBMI_BYTESPERROW,&destpitch,TAG_DONE))
|
|
|
485 {
|
|
|
486 int srcwidth;
|
|
|
487 unsigned char *destbase;
|
|
|
488 register int j,k;
|
|
|
489 register unsigned char *src,*dest;
|
|
|
490 register Uint16 *destl,*srcl;
|
|
|
491
|
|
|
492 if(currently_fullscreen)
|
|
|
493 destbase=bm_address;
|
|
|
494 else
|
|
|
495 destbase=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel;
|
|
|
496
|
|
|
497 for ( i=0; i<numrects; ++i )
|
|
|
498 {
|
|
|
499 srcwidth=rects[i].w;
|
|
|
500
|
|
|
501 if ( !srcwidth ) { /* Clipped? */
|
|
|
502 continue;
|
|
|
503 }
|
|
|
504
|
|
|
505 dest=destbase+rects[i].x*this->hidden->BytesPerPixel;
|
|
|
506 dest+=(rects[i].y*destpitch);
|
|
|
507 src=((char *)(this->screen->pixels))+rects[i].x;
|
|
|
508 src+=(rects[i].y*this->screen->pitch);
|
|
|
509
|
|
|
510 // This is the fast, well not too slow, remapping code for 16bit displays
|
|
|
511
|
|
|
512 for(j=rects[i].h;j;--j)
|
|
|
513 {
|
|
|
514 destl=(Uint16 *)dest;
|
|
|
515
|
|
|
516 for(k=0;k<srcwidth;k++)
|
|
|
517 {
|
|
|
518 srcl=(Uint16 *)&SDL_XPixels[src[k]];
|
|
|
519 *destl=*srcl;
|
|
|
520 destl++;
|
|
|
521 }
|
|
|
522 src+=this->screen->pitch;
|
|
|
523 dest+=destpitch;
|
|
|
524 }
|
|
|
525 }
|
|
|
526 UnLockBitMap(handle);
|
|
|
527 }
|
|
|
528 }
|
|
|
529 else if (customroutine==4)
|
|
|
530 {
|
|
|
531 unsigned char *bm_address;
|
|
|
532 Uint32 destpitch;
|
|
|
533 APTR handle;
|
|
|
534
|
|
|
535 if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,&bm_address,
|
|
|
536 LBMI_BYTESPERROW,&destpitch,TAG_DONE))
|
|
|
537 {
|
|
|
538 int srcwidth;
|
|
|
539 unsigned char *destbase;
|
|
|
540 register int j,k;
|
|
|
541 register unsigned char *src,*dest;
|
|
|
542 register Uint32 *destl,*srcl;
|
|
|
543
|
|
|
544 if(currently_fullscreen)
|
|
|
545 destbase=bm_address;
|
|
|
546 else
|
|
|
547 destbase=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel;
|
|
|
548
|
|
|
549 for ( i=0; i<numrects; ++i )
|
|
|
550 {
|
|
|
551 srcwidth=rects[i].w;
|
|
|
552
|
|
|
553 if ( !srcwidth ) { /* Clipped? */
|
|
|
554 continue;
|
|
|
555 }
|
|
|
556
|
|
|
557 dest=destbase+rects[i].x*this->hidden->BytesPerPixel;
|
|
|
558 dest+=(rects[i].y*destpitch);
|
|
|
559 src=((char *)(this->screen->pixels))+rects[i].x;
|
|
|
560 src+=(rects[i].y*this->screen->pitch);
|
|
|
561
|
|
|
562 // This is the fast, well not too slow, remapping code for 32bit displays
|
|
|
563
|
|
|
564 for(j=rects[i].h;j;--j)
|
|
|
565 {
|
|
|
566 destl=(Uint32 *)dest;
|
|
|
567
|
|
|
568 for(k=0;k<srcwidth;k++)
|
|
|
569 {
|
|
|
570 srcl=(Uint32 *)&SDL_XPixels[src[k]];
|
|
|
571 *destl=*srcl;
|
|
|
572 destl++;
|
|
|
573 }
|
|
|
574 src+=this->screen->pitch;
|
|
|
575 dest+=destpitch;
|
|
|
576 }
|
|
|
577 }
|
|
|
578 UnLockBitMap(handle);
|
|
|
579 }
|
|
|
580 #endif
|
|
|
581 }
|
|
|
582 else if(customroutine)
|
|
|
583 {
|
|
|
584 unsigned char *bm_address;
|
|
|
585 Uint32 destpitch;
|
|
|
586 APTR handle;
|
|
|
587
|
|
|
588 // D(bug("Uso customroutine!\n"));
|
|
|
589
|
|
|
590 if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,(ULONG)&bm_address,
|
|
|
591 LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE))
|
|
|
592 {
|
|
|
593 unsigned char *destbase;
|
|
|
594 register int j,srcwidth;
|
|
|
595 register unsigned char *src,*dest;
|
|
|
596
|
|
|
597 // Aggiungo il bordo della finestra se sono fullscreen.
|
|
|
598 if(currently_fullscreen)
|
|
|
599 destbase=bm_address;
|
|
|
600 else
|
|
|
601 destbase=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->screen->format->BytesPerPixel;
|
|
|
602
|
|
|
603 for ( i=0; i<numrects; ++i )
|
|
|
604 {
|
|
|
605 srcwidth=rects[i].w;
|
|
|
606
|
|
|
607 if ( !srcwidth ) { /* Clipped? */
|
|
|
608 continue;
|
|
|
609 }
|
|
|
610
|
|
|
611 dest=destbase+rects[i].x*this->screen->format->BytesPerPixel;
|
|
|
612 dest+=(rects[i].y*destpitch);
|
|
|
613 src=((char *)(this->screen->pixels))+rects[i].x*this->screen->format->BytesPerPixel;
|
|
|
614 src+=(rects[i].y*this->screen->pitch);
|
|
|
615
|
|
|
616 srcwidth*=this->screen->format->BytesPerPixel;
|
|
|
617
|
|
|
618 // D(bug("Rects: %ld,%ld %ld,%ld Src:%lx Dest:%lx\n",rects[i].x,rects[i].y,rects[i].w,rects[i].h,src,dest));
|
|
|
619
|
|
|
620 for(j=rects[i].h;j;--j)
|
|
|
621 {
|
|
|
622 memcpy(dest,src,srcwidth);
|
|
|
623 src+=this->screen->pitch;
|
|
|
624 dest+=destpitch;
|
|
|
625 }
|
|
|
626 }
|
|
|
627 UnLockBitMap(handle);
|
|
|
628 // D(bug("Rectblit addr: %lx pitch: %ld rects:%ld srcptr: %lx srcpitch: %ld\n",bm_address,destpitch,numrects,this->screen->pixels,this->screen->pitch));
|
|
|
629 }
|
|
|
630 }
|
|
|
631 else
|
|
|
632 {
|
|
|
633 for ( i=0; i<numrects; ++i ) {
|
|
|
634 if ( ! rects[i].w ) { /* Clipped? */
|
|
|
635 continue;
|
|
|
636 }
|
|
|
637 USE_WPA(this->screen->pixels,rects[i].x, rects[i].y,this->screen->pitch,
|
|
|
638 SDL_RastPort,SDL_Window->BorderLeft+rects[i].x,SDL_Window->BorderTop+rects[i].y,
|
|
|
639 rects[i].w,rects[i].h,format);
|
|
|
640
|
|
|
641 /*
|
|
|
642 XPutImage(GFX_Display, SDL_Window, SDL_GC, SDL_Ximage,
|
|
|
643 rects[i].x, rects[i].y,
|
|
|
644 rects[i].x, rects[i].y, rects[i].w, rects[i].h);
|
|
|
645 */
|
|
|
646 }
|
|
|
647 }
|
|
|
648 /*
|
|
|
649 if ( SDL_VideoSurface->flags & SDL_ASYNCBLIT ) {
|
|
|
650 ++blit_queued;
|
|
|
651 } else {
|
|
|
652 }
|
|
|
653 */
|
|
|
654 }
|
|
|
655
|
|
|
656 void CGX_RefreshDisplay(_THIS)
|
|
|
657 {
|
|
|
658 int format,customroutine=0;
|
|
|
659 #ifndef USE_CGX_WRITELUTPIXEL
|
|
|
660 int bpp;
|
|
|
661 #endif
|
|
|
662 /* Don't refresh a display that doesn't have an image (like GL) */
|
|
|
663 if ( ! SDL_Ximage ) {
|
|
|
664 return;
|
|
|
665 }
|
|
|
666
|
|
|
667 if(this->hidden->same_format)
|
|
|
668 {
|
|
|
669 format=RECTFMT_RAW;
|
|
|
670 }
|
|
|
671 else switch(this->screen->format->BytesPerPixel)
|
|
|
672 {
|
|
|
673 case 4:
|
|
|
674 format=RECTFMT_RGBA;
|
|
|
675 break;
|
|
|
676 case 3:
|
|
|
677 format=RECTFMT_RGB;
|
|
|
678 break;
|
|
|
679 case 2:
|
|
|
680 customroutine=1;
|
|
|
681 break;
|
|
|
682 case 1:
|
|
|
683 // D(bug("soft depth: 8 hardbpp: %ld\n",this->hidden->depth));
|
|
|
684 if(this->hidden->depth>8)
|
|
|
685 {
|
|
|
686 #ifndef USE_CGX_WRITELUTPIXEL
|
|
|
687 if(this->hidden->depth>32)
|
|
|
688 customroutine=4;
|
|
|
689 else if(this->hidden->depth>16)
|
|
|
690 {
|
|
|
691 bpp=this->hidden->BytesPerPixel; // That one is the only one that needs bpp
|
|
|
692 customroutine=2; // The slow one!
|
|
|
693 }
|
|
|
694 else
|
|
|
695 customroutine=3;
|
|
|
696 #else
|
|
|
697
|
|
|
698 customroutine=2;
|
|
|
699 #endif
|
|
|
700 // format=RECTFMT_LUT8;
|
|
|
701 }
|
|
|
702 else
|
|
|
703 customroutine=1;
|
|
|
704 break;
|
|
|
705
|
|
|
706 }
|
|
|
707
|
|
|
708 /* Check for endian-swapped X server, swap if necessary */
|
|
|
709 if ( swap_pixels &&
|
|
|
710 ((this->screen->format->BytesPerPixel%2) == 0) ) {
|
|
|
711 CGX_SwapAllPixels(this->screen);
|
|
|
712 USE_WPA(this->screen->pixels,0,0,this->screen->pitch,
|
|
|
713 SDL_RastPort,SDL_Window->BorderLeft,SDL_Window->BorderTop,
|
|
|
714 this->screen->w,this->screen->h,format);
|
|
|
715 CGX_SwapAllPixels(this->screen);
|
|
|
716 }
|
|
|
717 else if (customroutine==2)
|
|
|
718 {
|
|
|
719 #ifdef USE_CGX_WRITELUTPIXEL
|
|
|
720 WLUT(this->screen->pixels,0,0,this->screen->pitch,
|
|
|
721 SDL_RastPort,SDL_XPixels,SDL_Window->BorderLeft,SDL_Window->BorderTop,
|
|
|
722 this->screen->w,this->screen->h,CTABFMT_XRGB8);
|
|
|
723 #else
|
|
|
724 unsigned char *bm_address;
|
|
|
725 Uint32 destpitch;
|
|
|
726 APTR handle;
|
|
|
727
|
|
|
728 if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,(ULONG)&bm_address,
|
|
|
729 LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE))
|
|
|
730 {
|
|
|
731 register int j,k,t;
|
|
|
732 register unsigned char *mask,*dst;
|
|
|
733 register unsigned char *src,*dest;
|
|
|
734
|
|
|
735 // Aggiungo il bordo della finestra se sono fullscreen.
|
|
|
736 if(!currently_fullscreen)
|
|
|
737 dest=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel;
|
|
|
738 else
|
|
|
739 dest=bm_address;
|
|
|
740
|
|
|
741 src=this->screen->pixels;
|
|
|
742
|
|
|
743 for(j=this->screen->h;j;--j)
|
|
|
744 {
|
|
|
745 dst=dest;
|
|
|
746 // SLOW routine, used for 8->24 bit mapping
|
|
|
747 for(k=0;k<this->screen->w;k++)
|
|
|
748 {
|
|
|
749 mask=(unsigned char *)(&SDL_XPixels[src[k]]);
|
|
|
750 for(t=0;t<bpp;t++)
|
|
|
751 {
|
|
|
752 dst[t]=mask[t];
|
|
|
753 }
|
|
|
754 dst+=bpp;
|
|
|
755 }
|
|
|
756 src+=this->screen->pitch;
|
|
|
757 dest+=destpitch;
|
|
|
758 }
|
|
|
759 UnLockBitMap(handle);
|
|
|
760 }
|
|
|
761 }
|
|
|
762 else if (customroutine==3)
|
|
|
763 {
|
|
|
764 unsigned char *bm_address;
|
|
|
765 Uint32 destpitch;
|
|
|
766 APTR handle;
|
|
|
767
|
|
|
768 if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,(ULONG)&bm_address,
|
|
|
769 LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE))
|
|
|
770 {
|
|
|
771 register int j,k;
|
|
|
772 register unsigned char *src,*dest;
|
|
|
773 register Uint16 *destl,*srcl;
|
|
|
774
|
|
|
775 if(!currently_fullscreen)
|
|
|
776 dest=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel;
|
|
|
777 else
|
|
|
778 dest=bm_address;
|
|
|
779
|
|
|
780 src=this->screen->pixels;
|
|
|
781
|
|
|
782 // This is the fast, well not too slow, remapping code for 16bit displays
|
|
|
783
|
|
|
784 for(j=this->screen->h;j;--j)
|
|
|
785 {
|
|
|
786 destl=(Uint16 *)dest;
|
|
|
787
|
|
|
788 for(k=0;k<this->screen->w;k++)
|
|
|
789 {
|
|
|
790 srcl=(Uint16 *)&SDL_XPixels[src[k]];
|
|
|
791 *destl=*srcl;
|
|
|
792 destl++;
|
|
|
793 }
|
|
|
794 src+=this->screen->pitch;
|
|
|
795 dest+=destpitch;
|
|
|
796 }
|
|
|
797 UnLockBitMap(handle);
|
|
|
798 }
|
|
|
799 }
|
|
|
800 else if (customroutine==4)
|
|
|
801 {
|
|
|
802 unsigned char *bm_address;
|
|
|
803 Uint32 destpitch;
|
|
|
804 APTR handle;
|
|
|
805
|
|
|
806 if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,(ULONG)&bm_address,
|
|
|
807 LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE))
|
|
|
808 {
|
|
|
809 register int j,k;
|
|
|
810 register unsigned char *src,*dest;
|
|
|
811 register Uint32 *destl,*srcl;
|
|
|
812
|
|
|
813 if(!currently_fullscreen)
|
|
|
814 dest=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel;
|
|
|
815 else
|
|
|
816 dest=bm_address;
|
|
|
817
|
|
|
818 src=this->screen->pixels;
|
|
|
819
|
|
|
820 // This is the fast, well not too slow, remapping code for 32bit displays
|
|
|
821
|
|
|
822 for(j=this->screen->h;j;--j)
|
|
|
823 {
|
|
|
824 destl=(Uint32 *)dest;
|
|
|
825
|
|
|
826 for(k=0;k<this->screen->w;k++)
|
|
|
827 {
|
|
|
828 srcl=(Uint32 *)&SDL_XPixels[src[k]];
|
|
|
829 *destl=*srcl;
|
|
|
830 destl++;
|
|
|
831 }
|
|
|
832 src+=this->screen->pitch;
|
|
|
833 dest+=destpitch;
|
|
|
834 }
|
|
|
835 UnLockBitMap(handle);
|
|
|
836 }
|
|
|
837 #endif
|
|
|
838 }
|
|
|
839 else if(customroutine)
|
|
|
840 {
|
|
|
841 unsigned char *bm_address;
|
|
|
842 Uint32 destpitch;
|
|
|
843 APTR handle;
|
|
|
844
|
|
|
845 if(handle=LockBitMapTags(SDL_RastPort->BitMap,
|
|
|
846 LBMI_BASEADDRESS,(ULONG)&bm_address,
|
|
|
847 LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE))
|
|
|
848 {
|
|
|
849 register int j;
|
|
|
850 register unsigned char *src,*dest;
|
|
|
851
|
|
|
852 if(!currently_fullscreen)
|
|
|
853 dest=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->screen->format->BytesPerPixel;
|
|
|
854 else
|
|
|
855 dest=bm_address;
|
|
|
856
|
|
|
857 src=this->screen->pixels;
|
|
|
858
|
|
|
859 // D(bug("addr: %lx pitch: %ld src:%lx srcpitch: %ld\n",dest,destpitch,this->screen->pixels,this->screen->pitch));
|
|
|
860
|
|
|
861 if(this->screen->pitch==destpitch)
|
|
|
862 {
|
|
|
863 memcpy(dest,src,this->screen->pitch*this->screen->h);
|
|
|
864 }
|
|
|
865 else
|
|
|
866 {
|
|
|
867 for(j=this->screen->h;j;--j)
|
|
|
868 {
|
|
|
869 memcpy(dest,src,this->screen->pitch);
|
|
|
870 src+=this->screen->pitch;
|
|
|
871 dest+=destpitch;
|
|
|
872 }
|
|
|
873 }
|
|
|
874
|
|
|
875 UnLockBitMap(handle);
|
|
|
876 }
|
|
|
877 }
|
|
|
878 else
|
|
|
879 {
|
|
|
880 USE_WPA(this->screen->pixels,0,0,this->screen->pitch,
|
|
|
881 SDL_RastPort,SDL_Window->BorderLeft,SDL_Window->BorderTop,
|
|
|
882 this->screen->w,this->screen->h,format);
|
|
|
883 }
|
|
|
884
|
|
|
885 }
|
