Mercurial > sdl-ios-xcode
annotate src/video/cybergfx/SDL_cgxmodes.c @ 1162:2651158f59b8
Enable altivec blitters on PowerPC Linux, and some fixes for recent
GCCs versions.
| author | Ryan C. Gordon <icculus@icculus.org> |
|---|---|
| date | Thu, 20 Oct 2005 06:55:26 +0000 |
| parents | dcb5e869f8b5 |
| children | c9b51268668f |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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3 Copyright (C) 1997, 1998, 1999, 2000 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 of the License, or (at your option) any later version. | |
| 9 | |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with this library; if not, write to the Free | |
| 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
| 23 #ifdef SAVE_RCSID | |
| 24 static char rcsid = | |
| 25 "@(#) $Id$"; | |
| 26 #endif | |
| 27 | |
| 28 /* Utilities for getting and setting the X display mode */ | |
| 29 | |
| 30 /* | |
| 31 #include <stdlib.h> | |
| 32 #include <string.h> | |
| 33 */ | |
| 34 | |
| 35 #include "SDL_timer.h" | |
| 36 #include "SDL_error.h" | |
| 37 #include "SDL_events.h" | |
| 38 #include "SDL_events_c.h" | |
| 39 #include "SDL_cgxvideo.h" | |
| 40 #include "SDL_cgxwm_c.h" | |
| 41 #include "SDL_cgxmodes_c.h" | |
| 42 | |
| 43 #define CGX_DEBUG | |
| 44 | |
| 45 static void set_best_resolution(_THIS, int width, int height) | |
| 46 { | |
| 47 Uint32 idok; | |
| 48 int depth=8; | |
| 49 | |
| 50 if(SDL_Display) | |
| 51 depth=GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH); | |
| 52 | |
| 53 idok=BestCModeIDTags(CYBRBIDTG_NominalWidth,width, | |
| 54 CYBRBIDTG_NominalHeight,height, | |
| 55 CYBRBIDTG_Depth,depth, | |
| 56 TAG_DONE); | |
| 57 | |
| 58 if(idok!=INVALID_ID) | |
| 59 { | |
| 60 if(SDL_Display) | |
| 61 { | |
| 62 if(currently_fullscreen) | |
| 63 CloseScreen(SDL_Display); | |
| 64 else | |
| 65 UnlockPubScreen(NULL,SDL_Display); | |
| 66 } | |
| 67 SDL_Display=GFX_Display=OpenScreenTags(NULL,SA_Width,width,SA_Height,height, | |
| 68 SA_Depth,depth,SA_DisplayID,idok, | |
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69 SA_ShowTitle,FALSE, |
| 0 | 70 TAG_DONE); |
| 71 } | |
| 72 } | |
| 73 | |
| 74 static void get_real_resolution(_THIS, int* w, int* h) | |
| 75 { | |
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76 *w = /*SDL_Display->Width*/ SDL_Window->Width-SDL_Window->BorderLeft-SDL_Window->BorderRight; |
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77 *h = /*SDL_Display->Height*/ SDL_Window->Height-SDL_Window->BorderBottom-SDL_Window->BorderTop; |
| 0 | 78 } |
| 79 | |
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80 static void move_cursor_to(_THIS, int x, int y) |
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81 { |
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82 /* XWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y); */ |
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83 |
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84 /* DA FARE! */ |
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85 } |
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86 |
| 0 | 87 static void add_visual(_THIS, int depth, int class) |
| 88 { | |
| 89 Uint32 tID; | |
| 90 | |
| 91 tID=BestCModeIDTags(CYBRBIDTG_Depth,depth, | |
| 92 CYBRBIDTG_NominalWidth,640, | |
| 93 CYBRBIDTG_NominalHeight,480, | |
| 94 TAG_DONE); | |
| 95 | |
| 96 if(tID!=INVALID_ID) | |
| 97 { | |
| 98 int n = this->hidden->nvisuals; | |
| 99 | |
| 100 this->hidden->visuals[n].depth = depth; | |
| 101 this->hidden->visuals[n].visual = tID; | |
| 102 this->hidden->visuals[n].bpp = GetCyberIDAttr(CYBRIDATTR_BPPIX,tID); | |
| 103 this->hidden->nvisuals++; | |
| 104 } | |
| 105 } | |
| 106 | |
| 107 #define TrueColor 1 | |
| 108 #define PseudoColor 2 | |
| 109 | |
| 110 int CGX_GetVideoModes(_THIS) | |
| 111 { | |
| 112 int i; | |
| 113 ULONG nextid; | |
| 114 int nmodes=0; | |
| 115 | |
| 116 SDL_modelist=NULL; | |
| 117 | |
| 118 nextid=NextDisplayInfo(INVALID_ID); | |
| 119 | |
| 120 while(nextid!=INVALID_ID) | |
| 121 { | |
| 122 if(IsCyberModeID(nextid)) | |
| 123 { | |
| 124 DisplayInfoHandle h; | |
| 125 | |
| 126 if(h=FindDisplayInfo(nextid)) | |
| 127 { | |
| 128 struct DimensionInfo info; | |
| 129 | |
| 130 if(GetDisplayInfoData(h,(char *)&info,sizeof(struct DimensionInfo),DTAG_DIMS,NULL)) | |
| 131 { | |
| 132 int ok=0; | |
| 133 | |
| 134 for(i=0;i<nmodes;i++) | |
| 135 { | |
| 136 if( SDL_modelist[i]->w == (info.Nominal.MaxX+1) && | |
| 137 SDL_modelist[i]->h == (info.Nominal.MaxY+1) ) | |
| 138 ok=1; | |
| 139 } | |
| 140 | |
| 141 if(!ok) | |
| 142 { | |
| 143 nmodes++; | |
| 144 | |
| 145 SDL_modelist = (SDL_Rect **)realloc(SDL_modelist,(nmodes+1)*sizeof(SDL_Rect *)); | |
| 146 SDL_modelist[nmodes]=NULL; | |
| 147 | |
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148 if ( SDL_modelist ) |
| 0 | 149 { |
| 150 SDL_modelist[nmodes-1] = (SDL_Rect *)malloc(sizeof(SDL_Rect)); | |
| 151 | |
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152 if ( SDL_modelist[nmodes-1] == NULL ) |
| 0 | 153 break; |
| 154 | |
| 155 SDL_modelist[nmodes-1]->x = 0; | |
| 156 SDL_modelist[nmodes-1]->y = 0; | |
| 157 SDL_modelist[nmodes-1]->w = info.Nominal.MaxX+1; | |
| 158 SDL_modelist[nmodes-1]->h = info.Nominal.MaxY+1; | |
| 159 } | |
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160 } |
| 0 | 161 } |
| 162 } | |
| 163 } | |
| 164 nextid=NextDisplayInfo(nextid); | |
| 165 } | |
| 166 | |
| 167 | |
| 168 this->hidden->nvisuals = 0; | |
| 169 /* Search for the visuals in deepest-first order, so that the first | |
| 170 will be the richest one */ | |
| 171 add_visual(this, 32, TrueColor); | |
| 172 add_visual(this, 24, TrueColor); | |
| 173 add_visual(this, 16, TrueColor); | |
| 174 add_visual(this, 15, TrueColor); | |
| 175 add_visual(this, 8, PseudoColor); | |
| 176 | |
| 177 if(this->hidden->nvisuals == 0) { | |
| 178 SDL_SetError("Found no sufficiently capable CGX visuals"); | |
| 179 return -1; | |
| 180 } | |
| 181 | |
| 182 if ( SDL_modelist == NULL ) { | |
| 183 SDL_modelist = (SDL_Rect **)malloc((1+1)*sizeof(SDL_Rect *)); | |
| 184 i = 0; | |
| 185 if ( SDL_modelist ) { | |
| 186 SDL_modelist[i] = (SDL_Rect *)malloc(sizeof(SDL_Rect)); | |
| 187 if ( SDL_modelist[i] ) { | |
| 188 SDL_modelist[i]->x = 0; | |
| 189 SDL_modelist[i]->y = 0; | |
| 190 SDL_modelist[i]->w = SDL_Display->Width; | |
| 191 SDL_modelist[i]->h = SDL_Display->Height; | |
| 192 ++i; | |
| 193 } | |
| 194 SDL_modelist[i] = NULL; | |
| 195 } | |
| 196 } | |
| 197 | |
| 198 D( if ( SDL_modelist ) { | |
| 199 bug("CGX video mode list: (%ld)\n",nmodes); | |
| 200 for ( i=0; SDL_modelist[i]; ++i ) { | |
| 201 bug( "\t%ld x %ld\n", | |
| 202 SDL_modelist[i]->w, SDL_modelist[i]->h); | |
| 203 } | |
| 204 } | |
| 205 ); | |
| 206 | |
| 207 D( { bug("CGX visuals list: (%ld)\n",this->hidden->nvisuals); | |
| 208 | |
| 209 for(i=0;i<this->hidden->nvisuals;i++) | |
| 210 bug("\t%lx - depth: %ld bpp: %ld\n",this->hidden->visuals[i].visual,this->hidden->visuals[i].depth,this->hidden->visuals[i].bpp); | |
| 211 } | |
| 212 ); | |
| 213 return 0; | |
| 214 } | |
| 215 | |
| 216 int CGX_SupportedVisual(_THIS, SDL_PixelFormat *format) | |
| 217 { | |
| 218 int i; | |
| 219 for(i = 0; i < this->hidden->nvisuals; i++) | |
| 220 { | |
| 221 if(this->hidden->visuals[i].depth == format->BitsPerPixel) // Era bpp | |
| 222 return 1; | |
| 223 } | |
| 224 return 0; | |
| 225 } | |
| 226 | |
| 227 SDL_Rect **CGX_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) | |
| 228 { | |
| 229 if ( CGX_SupportedVisual(this, format) ) { | |
| 230 if ( flags & SDL_FULLSCREEN ) { | |
| 231 return(SDL_modelist); | |
| 232 } else { | |
| 233 return((SDL_Rect **)-1); | |
| 234 } | |
| 235 } else { | |
| 236 return((SDL_Rect **)0); | |
| 237 } | |
| 238 } | |
| 239 | |
| 240 void CGX_FreeVideoModes(_THIS) | |
| 241 { | |
| 242 int i; | |
| 243 | |
| 244 if ( SDL_modelist ) { | |
| 245 for ( i=0; SDL_modelist[i]; ++i ) { | |
| 246 free(SDL_modelist[i]); | |
| 247 } | |
| 248 free(SDL_modelist); | |
| 249 SDL_modelist = NULL; | |
| 250 } | |
| 251 } | |
| 252 | |
| 253 int CGX_ResizeFullScreen(_THIS) | |
| 254 { | |
| 255 int x, y; | |
| 256 int real_w, real_h; | |
| 257 | |
| 258 if ( currently_fullscreen ) { | |
| 259 /* Per ora non faccio nulla qui */ | |
| 260 } | |
| 261 return(1); | |
| 262 } | |
| 263 | |
| 264 void _QueueEnterFullScreen(_THIS) | |
| 265 { | |
| 266 } | |
| 267 | |
| 268 int CGX_EnterFullScreen(_THIS) | |
| 269 { | |
| 270 int okay; | |
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271 Uint32 saved_flags; |
| 0 | 272 |
| 273 okay = 1; | |
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274 saved_flags = this->screen->flags; |
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275 |
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276 if ( ! currently_fullscreen ) |
| 0 | 277 { |
| 278 int real_w, real_h; | |
| 279 | |
| 280 /* Map the fullscreen window to blank the screen */ | |
| 281 get_real_resolution(this, &real_w, &real_h); | |
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282 |
| 0 | 283 CGX_DestroyWindow(this,this->screen); |
| 284 set_best_resolution(this, real_w,real_h); | |
| 285 | |
| 286 /* Grab the mouse on the fullscreen window | |
| 287 The event handling will know when we become active, and then | |
| 288 enter fullscreen mode if we can't grab the mouse this time. | |
| 289 */ | |
| 290 #if 0 | |
| 291 if ( (XGrabPointer(SDL_Display, FSwindow, True, 0, | |
| 292 GrabModeAsync, GrabModeAsync, | |
| 293 FSwindow, None, CurrentTime) != GrabSuccess) || | |
| 294 (XGrabKeyboard(SDL_Display, WMwindow, True, | |
| 295 GrabModeAsync, GrabModeAsync, CurrentTime) != 0) ) { | |
| 296 XUnmapWindow(SDL_Display, FSwindow); | |
| 297 X11_WaitUnmapped(this, FSwindow); | |
| 298 X11_QueueEnterFullScreen(this); | |
| 299 return(0); | |
| 300 } | |
| 301 #endif | |
| 302 | |
| 303 currently_fullscreen = 1; | |
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304 this->screen->flags = saved_flags; |
| 0 | 305 |
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306 CGX_CreateWindow(this,this->screen,real_w,real_h,GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH),this->screen->flags); |
| 0 | 307 |
| 308 /* Set the new resolution */ | |
| 309 okay = CGX_ResizeFullScreen(this); | |
| 310 if ( ! okay ) { | |
| 311 CGX_LeaveFullScreen(this); | |
| 312 } | |
| 313 /* Set the colormap */ | |
| 314 /* | |
| 315 if ( SDL_XColorMap ) { | |
| 316 XInstallColormap(SDL_Display, SDL_XColorMap); | |
| 317 } | |
| 318 */ | |
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319 } |
| 0 | 320 // CGX_GrabInputNoLock(this, this->input_grab | SDL_GRAB_FULLSCREEN); |
| 321 return(okay); | |
| 322 } | |
| 323 | |
| 324 int CGX_LeaveFullScreen(_THIS) | |
| 325 { | |
| 326 if ( currently_fullscreen ) { | |
| 327 int width,height; | |
| 328 if ( SDL_Window ) { | |
| 329 CloseWindow(SDL_Window); | |
| 330 SDL_Window=NULL; | |
| 331 } | |
| 332 CloseScreen(SDL_Display); | |
| 333 | |
| 334 GFX_Display=SDL_Display=LockPubScreen(NULL); | |
| 335 | |
| 336 currently_fullscreen = 0; | |
| 337 | |
| 338 CGX_CreateWindow(this,this->screen,this->screen->w,this->screen->h,GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH),this->screen->flags); | |
| 339 CGX_ResizeImage(this,this->screen,0L); | |
| 340 } | |
| 341 | |
| 342 return(0); | |
| 343 } |