Mercurial > sdl-ios-xcode
annotate src/video/cybergfx/SDL_cgxmodes.c @ 1586:4d1d3d5393b1
Patched to compile on 32-bit X11, I think.
author | Ryan C. Gordon <icculus@icculus.org> |
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date | Wed, 22 Mar 2006 08:57:37 +0000 |
parents | d910939febfa |
children | 782fd950bd46 c121d94672cb |
rev | line source |
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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 */ |
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22 #include "SDL_config.h" |
0 | 23 |
24 /* Utilities for getting and setting the X display mode */ | |
25 | |
26 #include "SDL_timer.h" | |
27 #include "SDL_events.h" | |
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28 #include "../../events/SDL_events_c.h" |
0 | 29 #include "SDL_cgxvideo.h" |
30 #include "SDL_cgxwm_c.h" | |
31 #include "SDL_cgxmodes_c.h" | |
32 | |
33 #define CGX_DEBUG | |
34 | |
35 static void set_best_resolution(_THIS, int width, int height) | |
36 { | |
37 Uint32 idok; | |
38 int depth=8; | |
39 | |
40 if(SDL_Display) | |
41 depth=GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH); | |
42 | |
43 idok=BestCModeIDTags(CYBRBIDTG_NominalWidth,width, | |
44 CYBRBIDTG_NominalHeight,height, | |
45 CYBRBIDTG_Depth,depth, | |
46 TAG_DONE); | |
47 | |
48 if(idok!=INVALID_ID) | |
49 { | |
50 if(SDL_Display) | |
51 { | |
52 if(currently_fullscreen) | |
53 CloseScreen(SDL_Display); | |
54 else | |
55 UnlockPubScreen(NULL,SDL_Display); | |
56 } | |
57 SDL_Display=GFX_Display=OpenScreenTags(NULL,SA_Width,width,SA_Height,height, | |
58 SA_Depth,depth,SA_DisplayID,idok, | |
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59 SA_ShowTitle,FALSE, |
0 | 60 TAG_DONE); |
61 } | |
62 } | |
63 | |
64 static void get_real_resolution(_THIS, int* w, int* h) | |
65 { | |
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66 *w = /*SDL_Display->Width*/ SDL_Window->Width-SDL_Window->BorderLeft-SDL_Window->BorderRight; |
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67 *h = /*SDL_Display->Height*/ SDL_Window->Height-SDL_Window->BorderBottom-SDL_Window->BorderTop; |
0 | 68 } |
69 | |
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70 static void move_cursor_to(_THIS, int x, int y) |
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71 { |
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72 /* XWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y); */ |
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73 |
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74 /* DA FARE! */ |
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75 } |
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76 |
0 | 77 static void add_visual(_THIS, int depth, int class) |
78 { | |
79 Uint32 tID; | |
80 | |
81 tID=BestCModeIDTags(CYBRBIDTG_Depth,depth, | |
82 CYBRBIDTG_NominalWidth,640, | |
83 CYBRBIDTG_NominalHeight,480, | |
84 TAG_DONE); | |
85 | |
86 if(tID!=INVALID_ID) | |
87 { | |
88 int n = this->hidden->nvisuals; | |
89 | |
90 this->hidden->visuals[n].depth = depth; | |
91 this->hidden->visuals[n].visual = tID; | |
92 this->hidden->visuals[n].bpp = GetCyberIDAttr(CYBRIDATTR_BPPIX,tID); | |
93 this->hidden->nvisuals++; | |
94 } | |
95 } | |
96 | |
97 #define TrueColor 1 | |
98 #define PseudoColor 2 | |
99 | |
100 int CGX_GetVideoModes(_THIS) | |
101 { | |
102 int i; | |
103 ULONG nextid; | |
104 int nmodes=0; | |
105 | |
106 SDL_modelist=NULL; | |
107 | |
108 nextid=NextDisplayInfo(INVALID_ID); | |
109 | |
110 while(nextid!=INVALID_ID) | |
111 { | |
112 if(IsCyberModeID(nextid)) | |
113 { | |
114 DisplayInfoHandle h; | |
115 | |
116 if(h=FindDisplayInfo(nextid)) | |
117 { | |
118 struct DimensionInfo info; | |
119 | |
120 if(GetDisplayInfoData(h,(char *)&info,sizeof(struct DimensionInfo),DTAG_DIMS,NULL)) | |
121 { | |
122 int ok=0; | |
123 | |
124 for(i=0;i<nmodes;i++) | |
125 { | |
126 if( SDL_modelist[i]->w == (info.Nominal.MaxX+1) && | |
127 SDL_modelist[i]->h == (info.Nominal.MaxY+1) ) | |
128 ok=1; | |
129 } | |
130 | |
131 if(!ok) | |
132 { | |
133 nmodes++; | |
134 | |
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135 SDL_modelist = (SDL_Rect **)SDL_realloc(SDL_modelist,(nmodes+1)*sizeof(SDL_Rect *)); |
0 | 136 SDL_modelist[nmodes]=NULL; |
137 | |
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138 if ( SDL_modelist ) |
0 | 139 { |
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140 SDL_modelist[nmodes-1] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); |
0 | 141 |
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142 if ( SDL_modelist[nmodes-1] == NULL ) |
0 | 143 break; |
144 | |
145 SDL_modelist[nmodes-1]->x = 0; | |
146 SDL_modelist[nmodes-1]->y = 0; | |
147 SDL_modelist[nmodes-1]->w = info.Nominal.MaxX+1; | |
148 SDL_modelist[nmodes-1]->h = info.Nominal.MaxY+1; | |
149 } | |
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150 } |
0 | 151 } |
152 } | |
153 } | |
154 nextid=NextDisplayInfo(nextid); | |
155 } | |
156 | |
157 | |
158 this->hidden->nvisuals = 0; | |
159 /* Search for the visuals in deepest-first order, so that the first | |
160 will be the richest one */ | |
161 add_visual(this, 32, TrueColor); | |
162 add_visual(this, 24, TrueColor); | |
163 add_visual(this, 16, TrueColor); | |
164 add_visual(this, 15, TrueColor); | |
165 add_visual(this, 8, PseudoColor); | |
166 | |
167 if(this->hidden->nvisuals == 0) { | |
168 SDL_SetError("Found no sufficiently capable CGX visuals"); | |
169 return -1; | |
170 } | |
171 | |
172 if ( SDL_modelist == NULL ) { | |
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173 SDL_modelist = (SDL_Rect **)SDL_malloc((1+1)*sizeof(SDL_Rect *)); |
0 | 174 i = 0; |
175 if ( SDL_modelist ) { | |
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176 SDL_modelist[i] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); |
0 | 177 if ( SDL_modelist[i] ) { |
178 SDL_modelist[i]->x = 0; | |
179 SDL_modelist[i]->y = 0; | |
180 SDL_modelist[i]->w = SDL_Display->Width; | |
181 SDL_modelist[i]->h = SDL_Display->Height; | |
182 ++i; | |
183 } | |
184 SDL_modelist[i] = NULL; | |
185 } | |
186 } | |
187 | |
188 D( if ( SDL_modelist ) { | |
189 bug("CGX video mode list: (%ld)\n",nmodes); | |
190 for ( i=0; SDL_modelist[i]; ++i ) { | |
191 bug( "\t%ld x %ld\n", | |
192 SDL_modelist[i]->w, SDL_modelist[i]->h); | |
193 } | |
194 } | |
195 ); | |
196 | |
197 D( { bug("CGX visuals list: (%ld)\n",this->hidden->nvisuals); | |
198 | |
199 for(i=0;i<this->hidden->nvisuals;i++) | |
200 bug("\t%lx - depth: %ld bpp: %ld\n",this->hidden->visuals[i].visual,this->hidden->visuals[i].depth,this->hidden->visuals[i].bpp); | |
201 } | |
202 ); | |
203 return 0; | |
204 } | |
205 | |
206 int CGX_SupportedVisual(_THIS, SDL_PixelFormat *format) | |
207 { | |
208 int i; | |
209 for(i = 0; i < this->hidden->nvisuals; i++) | |
210 { | |
211 if(this->hidden->visuals[i].depth == format->BitsPerPixel) // Era bpp | |
212 return 1; | |
213 } | |
214 return 0; | |
215 } | |
216 | |
217 SDL_Rect **CGX_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) | |
218 { | |
219 if ( CGX_SupportedVisual(this, format) ) { | |
220 if ( flags & SDL_FULLSCREEN ) { | |
221 return(SDL_modelist); | |
222 } else { | |
223 return((SDL_Rect **)-1); | |
224 } | |
225 } else { | |
226 return((SDL_Rect **)0); | |
227 } | |
228 } | |
229 | |
230 void CGX_FreeVideoModes(_THIS) | |
231 { | |
232 int i; | |
233 | |
234 if ( SDL_modelist ) { | |
235 for ( i=0; SDL_modelist[i]; ++i ) { | |
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236 SDL_free(SDL_modelist[i]); |
0 | 237 } |
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238 SDL_free(SDL_modelist); |
0 | 239 SDL_modelist = NULL; |
240 } | |
241 } | |
242 | |
243 int CGX_ResizeFullScreen(_THIS) | |
244 { | |
245 int x, y; | |
246 int real_w, real_h; | |
247 | |
248 if ( currently_fullscreen ) { | |
249 /* Per ora non faccio nulla qui */ | |
250 } | |
251 return(1); | |
252 } | |
253 | |
254 void _QueueEnterFullScreen(_THIS) | |
255 { | |
256 } | |
257 | |
258 int CGX_EnterFullScreen(_THIS) | |
259 { | |
260 int okay; | |
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261 Uint32 saved_flags; |
0 | 262 |
263 okay = 1; | |
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264 saved_flags = this->screen->flags; |
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265 |
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266 if ( ! currently_fullscreen ) |
0 | 267 { |
268 int real_w, real_h; | |
269 | |
270 /* Map the fullscreen window to blank the screen */ | |
271 get_real_resolution(this, &real_w, &real_h); | |
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272 |
0 | 273 CGX_DestroyWindow(this,this->screen); |
274 set_best_resolution(this, real_w,real_h); | |
275 | |
276 currently_fullscreen = 1; | |
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277 this->screen->flags = saved_flags; |
0 | 278 |
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279 CGX_CreateWindow(this,this->screen,real_w,real_h,GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH),this->screen->flags); |
0 | 280 |
281 /* Set the new resolution */ | |
282 okay = CGX_ResizeFullScreen(this); | |
283 if ( ! okay ) { | |
284 CGX_LeaveFullScreen(this); | |
285 } | |
286 /* Set the colormap */ | |
287 /* | |
288 if ( SDL_XColorMap ) { | |
289 XInstallColormap(SDL_Display, SDL_XColorMap); | |
290 } | |
291 */ | |
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292 } |
0 | 293 // CGX_GrabInputNoLock(this, this->input_grab | SDL_GRAB_FULLSCREEN); |
294 return(okay); | |
295 } | |
296 | |
297 int CGX_LeaveFullScreen(_THIS) | |
298 { | |
299 if ( currently_fullscreen ) { | |
300 int width,height; | |
301 if ( SDL_Window ) { | |
302 CloseWindow(SDL_Window); | |
303 SDL_Window=NULL; | |
304 } | |
305 CloseScreen(SDL_Display); | |
306 | |
307 GFX_Display=SDL_Display=LockPubScreen(NULL); | |
308 | |
309 currently_fullscreen = 0; | |
310 | |
311 CGX_CreateWindow(this,this->screen,this->screen->w,this->screen->h,GetCyberMapAttr(SDL_Display->RastPort.BitMap,CYBRMATTR_DEPTH),this->screen->flags); | |
312 CGX_ResizeImage(this,this->screen,0L); | |
313 } | |
314 | |
315 return(0); | |
316 } |