Mercurial > sdl-ios-xcode
annotate src/video/cybergfx/SDL_cgxmodes.c @ 1361:19418e4422cb
New configure-based build system. Still work in progress, but much improved
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Thu, 16 Feb 2006 10:11:48 +0000 |
| parents | c71e05b4dc2e |
| children | d910939febfa |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
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3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
| 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 |
| 0 | 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. |
| 0 | 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 | |
|
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13 Lesser General Public License for more details. |
| 0 | 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 |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
| 23 /* Utilities for getting and setting the X display mode */ | |
| 24 | |
| 25 #include "SDL_timer.h" | |
| 26 #include "SDL_events.h" | |
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27 #include "../../events/SDL_events_c.h" |
| 0 | 28 #include "SDL_cgxvideo.h" |
| 29 #include "SDL_cgxwm_c.h" | |
| 30 #include "SDL_cgxmodes_c.h" | |
| 31 | |
| 32 #define CGX_DEBUG | |
| 33 | |
| 34 static void set_best_resolution(_THIS, int width, int height) | |
| 35 { | |
| 36 Uint32 idok; | |
| 37 int depth=8; | |
| 38 | |
| 39 if(SDL_Display) | |
| 40 depth=GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH); | |
| 41 | |
| 42 idok=BestCModeIDTags(CYBRBIDTG_NominalWidth,width, | |
| 43 CYBRBIDTG_NominalHeight,height, | |
| 44 CYBRBIDTG_Depth,depth, | |
| 45 TAG_DONE); | |
| 46 | |
| 47 if(idok!=INVALID_ID) | |
| 48 { | |
| 49 if(SDL_Display) | |
| 50 { | |
| 51 if(currently_fullscreen) | |
| 52 CloseScreen(SDL_Display); | |
| 53 else | |
| 54 UnlockPubScreen(NULL,SDL_Display); | |
| 55 } | |
| 56 SDL_Display=GFX_Display=OpenScreenTags(NULL,SA_Width,width,SA_Height,height, | |
| 57 SA_Depth,depth,SA_DisplayID,idok, | |
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58 SA_ShowTitle,FALSE, |
| 0 | 59 TAG_DONE); |
| 60 } | |
| 61 } | |
| 62 | |
| 63 static void get_real_resolution(_THIS, int* w, int* h) | |
| 64 { | |
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65 *w = /*SDL_Display->Width*/ SDL_Window->Width-SDL_Window->BorderLeft-SDL_Window->BorderRight; |
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66 *h = /*SDL_Display->Height*/ SDL_Window->Height-SDL_Window->BorderBottom-SDL_Window->BorderTop; |
| 0 | 67 } |
| 68 | |
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69 static void move_cursor_to(_THIS, int x, int y) |
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70 { |
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71 /* XWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y); */ |
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72 |
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73 /* DA FARE! */ |
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74 } |
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75 |
| 0 | 76 static void add_visual(_THIS, int depth, int class) |
| 77 { | |
| 78 Uint32 tID; | |
| 79 | |
| 80 tID=BestCModeIDTags(CYBRBIDTG_Depth,depth, | |
| 81 CYBRBIDTG_NominalWidth,640, | |
| 82 CYBRBIDTG_NominalHeight,480, | |
| 83 TAG_DONE); | |
| 84 | |
| 85 if(tID!=INVALID_ID) | |
| 86 { | |
| 87 int n = this->hidden->nvisuals; | |
| 88 | |
| 89 this->hidden->visuals[n].depth = depth; | |
| 90 this->hidden->visuals[n].visual = tID; | |
| 91 this->hidden->visuals[n].bpp = GetCyberIDAttr(CYBRIDATTR_BPPIX,tID); | |
| 92 this->hidden->nvisuals++; | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 #define TrueColor 1 | |
| 97 #define PseudoColor 2 | |
| 98 | |
| 99 int CGX_GetVideoModes(_THIS) | |
| 100 { | |
| 101 int i; | |
| 102 ULONG nextid; | |
| 103 int nmodes=0; | |
| 104 | |
| 105 SDL_modelist=NULL; | |
| 106 | |
| 107 nextid=NextDisplayInfo(INVALID_ID); | |
| 108 | |
| 109 while(nextid!=INVALID_ID) | |
| 110 { | |
| 111 if(IsCyberModeID(nextid)) | |
| 112 { | |
| 113 DisplayInfoHandle h; | |
| 114 | |
| 115 if(h=FindDisplayInfo(nextid)) | |
| 116 { | |
| 117 struct DimensionInfo info; | |
| 118 | |
| 119 if(GetDisplayInfoData(h,(char *)&info,sizeof(struct DimensionInfo),DTAG_DIMS,NULL)) | |
| 120 { | |
| 121 int ok=0; | |
| 122 | |
| 123 for(i=0;i<nmodes;i++) | |
| 124 { | |
| 125 if( SDL_modelist[i]->w == (info.Nominal.MaxX+1) && | |
| 126 SDL_modelist[i]->h == (info.Nominal.MaxY+1) ) | |
| 127 ok=1; | |
| 128 } | |
| 129 | |
| 130 if(!ok) | |
| 131 { | |
| 132 nmodes++; | |
| 133 | |
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134 SDL_modelist = (SDL_Rect **)SDL_realloc(SDL_modelist,(nmodes+1)*sizeof(SDL_Rect *)); |
| 0 | 135 SDL_modelist[nmodes]=NULL; |
| 136 | |
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137 if ( SDL_modelist ) |
| 0 | 138 { |
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139 SDL_modelist[nmodes-1] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); |
| 0 | 140 |
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141 if ( SDL_modelist[nmodes-1] == NULL ) |
| 0 | 142 break; |
| 143 | |
| 144 SDL_modelist[nmodes-1]->x = 0; | |
| 145 SDL_modelist[nmodes-1]->y = 0; | |
| 146 SDL_modelist[nmodes-1]->w = info.Nominal.MaxX+1; | |
| 147 SDL_modelist[nmodes-1]->h = info.Nominal.MaxY+1; | |
| 148 } | |
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149 } |
| 0 | 150 } |
| 151 } | |
| 152 } | |
| 153 nextid=NextDisplayInfo(nextid); | |
| 154 } | |
| 155 | |
| 156 | |
| 157 this->hidden->nvisuals = 0; | |
| 158 /* Search for the visuals in deepest-first order, so that the first | |
| 159 will be the richest one */ | |
| 160 add_visual(this, 32, TrueColor); | |
| 161 add_visual(this, 24, TrueColor); | |
| 162 add_visual(this, 16, TrueColor); | |
| 163 add_visual(this, 15, TrueColor); | |
| 164 add_visual(this, 8, PseudoColor); | |
| 165 | |
| 166 if(this->hidden->nvisuals == 0) { | |
| 167 SDL_SetError("Found no sufficiently capable CGX visuals"); | |
| 168 return -1; | |
| 169 } | |
| 170 | |
| 171 if ( SDL_modelist == NULL ) { | |
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172 SDL_modelist = (SDL_Rect **)SDL_malloc((1+1)*sizeof(SDL_Rect *)); |
| 0 | 173 i = 0; |
| 174 if ( SDL_modelist ) { | |
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175 SDL_modelist[i] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); |
| 0 | 176 if ( SDL_modelist[i] ) { |
| 177 SDL_modelist[i]->x = 0; | |
| 178 SDL_modelist[i]->y = 0; | |
| 179 SDL_modelist[i]->w = SDL_Display->Width; | |
| 180 SDL_modelist[i]->h = SDL_Display->Height; | |
| 181 ++i; | |
| 182 } | |
| 183 SDL_modelist[i] = NULL; | |
| 184 } | |
| 185 } | |
| 186 | |
| 187 D( if ( SDL_modelist ) { | |
| 188 bug("CGX video mode list: (%ld)\n",nmodes); | |
| 189 for ( i=0; SDL_modelist[i]; ++i ) { | |
| 190 bug( "\t%ld x %ld\n", | |
| 191 SDL_modelist[i]->w, SDL_modelist[i]->h); | |
| 192 } | |
| 193 } | |
| 194 ); | |
| 195 | |
| 196 D( { bug("CGX visuals list: (%ld)\n",this->hidden->nvisuals); | |
| 197 | |
| 198 for(i=0;i<this->hidden->nvisuals;i++) | |
| 199 bug("\t%lx - depth: %ld bpp: %ld\n",this->hidden->visuals[i].visual,this->hidden->visuals[i].depth,this->hidden->visuals[i].bpp); | |
| 200 } | |
| 201 ); | |
| 202 return 0; | |
| 203 } | |
| 204 | |
| 205 int CGX_SupportedVisual(_THIS, SDL_PixelFormat *format) | |
| 206 { | |
| 207 int i; | |
| 208 for(i = 0; i < this->hidden->nvisuals; i++) | |
| 209 { | |
| 210 if(this->hidden->visuals[i].depth == format->BitsPerPixel) // Era bpp | |
| 211 return 1; | |
| 212 } | |
| 213 return 0; | |
| 214 } | |
| 215 | |
| 216 SDL_Rect **CGX_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) | |
| 217 { | |
| 218 if ( CGX_SupportedVisual(this, format) ) { | |
| 219 if ( flags & SDL_FULLSCREEN ) { | |
| 220 return(SDL_modelist); | |
| 221 } else { | |
| 222 return((SDL_Rect **)-1); | |
| 223 } | |
| 224 } else { | |
| 225 return((SDL_Rect **)0); | |
| 226 } | |
| 227 } | |
| 228 | |
| 229 void CGX_FreeVideoModes(_THIS) | |
| 230 { | |
| 231 int i; | |
| 232 | |
| 233 if ( SDL_modelist ) { | |
| 234 for ( i=0; SDL_modelist[i]; ++i ) { | |
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235 SDL_free(SDL_modelist[i]); |
| 0 | 236 } |
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237 SDL_free(SDL_modelist); |
| 0 | 238 SDL_modelist = NULL; |
| 239 } | |
| 240 } | |
| 241 | |
| 242 int CGX_ResizeFullScreen(_THIS) | |
| 243 { | |
| 244 int x, y; | |
| 245 int real_w, real_h; | |
| 246 | |
| 247 if ( currently_fullscreen ) { | |
| 248 /* Per ora non faccio nulla qui */ | |
| 249 } | |
| 250 return(1); | |
| 251 } | |
| 252 | |
| 253 void _QueueEnterFullScreen(_THIS) | |
| 254 { | |
| 255 } | |
| 256 | |
| 257 int CGX_EnterFullScreen(_THIS) | |
| 258 { | |
| 259 int okay; | |
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260 Uint32 saved_flags; |
| 0 | 261 |
| 262 okay = 1; | |
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263 saved_flags = this->screen->flags; |
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264 |
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265 if ( ! currently_fullscreen ) |
| 0 | 266 { |
| 267 int real_w, real_h; | |
| 268 | |
| 269 /* Map the fullscreen window to blank the screen */ | |
| 270 get_real_resolution(this, &real_w, &real_h); | |
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271 |
| 0 | 272 CGX_DestroyWindow(this,this->screen); |
| 273 set_best_resolution(this, real_w,real_h); | |
| 274 | |
| 275 currently_fullscreen = 1; | |
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276 this->screen->flags = saved_flags; |
| 0 | 277 |
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278 CGX_CreateWindow(this,this->screen,real_w,real_h,GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH),this->screen->flags); |
| 0 | 279 |
| 280 /* Set the new resolution */ | |
| 281 okay = CGX_ResizeFullScreen(this); | |
| 282 if ( ! okay ) { | |
| 283 CGX_LeaveFullScreen(this); | |
| 284 } | |
| 285 /* Set the colormap */ | |
| 286 /* | |
| 287 if ( SDL_XColorMap ) { | |
| 288 XInstallColormap(SDL_Display, SDL_XColorMap); | |
| 289 } | |
| 290 */ | |
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291 } |
| 0 | 292 // CGX_GrabInputNoLock(this, this->input_grab | SDL_GRAB_FULLSCREEN); |
| 293 return(okay); | |
| 294 } | |
| 295 | |
| 296 int CGX_LeaveFullScreen(_THIS) | |
| 297 { | |
| 298 if ( currently_fullscreen ) { | |
| 299 int width,height; | |
| 300 if ( SDL_Window ) { | |
| 301 CloseWindow(SDL_Window); | |
| 302 SDL_Window=NULL; | |
| 303 } | |
| 304 CloseScreen(SDL_Display); | |
| 305 | |
| 306 GFX_Display=SDL_Display=LockPubScreen(NULL); | |
| 307 | |
| 308 currently_fullscreen = 0; | |
| 309 | |
| 310 CGX_CreateWindow(this,this->screen,this->screen->w,this->screen->h,GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH),this->screen->flags); | |
| 311 CGX_ResizeImage(this,this->screen,0L); | |
| 312 } | |
| 313 | |
| 314 return(0); | |
| 315 } |