Mercurial > sdl-ios-xcode
annotate src/video/photon/SDL_ph_video.c @ 252:e8157fcb3114
Updated the source with the correct e-mail address
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Fri, 14 Dec 2001 12:38:15 +0000 |
| parents | 62bad9a82022 |
| children | c6abdda2f666 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga | |
| 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 #include <stdlib.h> | |
| 29 #include <stdio.h> | |
| 30 #include <unistd.h> | |
| 31 #include <string.h> | |
| 32 #include <sys/ioctl.h> | |
| 33 | |
| 34 #include "SDL.h" | |
| 35 #include "SDL_error.h" | |
| 36 #include "SDL_timer.h" | |
| 37 #include "SDL_thread.h" | |
| 38 #include "SDL_video.h" | |
| 39 #include "SDL_mouse.h" | |
| 40 #include "SDL_endian.h" | |
| 41 #include "SDL_sysvideo.h" | |
| 42 #include "SDL_pixels_c.h" | |
| 43 #include "SDL_events_c.h" | |
| 44 #include "SDL_ph_video.h" | |
| 45 #include "SDL_ph_modes_c.h" | |
| 46 #include "SDL_ph_image_c.h" | |
| 47 #include "SDL_ph_events_c.h" | |
| 48 #include "SDL_ph_mouse_c.h" | |
|
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49 #include "SDL_ph_wm_c.h" |
| 0 | 50 #include "SDL_phyuv_c.h" |
| 51 #include "blank_cursor.h" | |
| 52 | |
| 53 static int ph_VideoInit(_THIS, SDL_PixelFormat *vformat); | |
| 54 static SDL_Surface *ph_SetVideoMode(_THIS, SDL_Surface *current, | |
| 55 int width, int height, int bpp, Uint32 flags); | |
| 56 static int ph_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); | |
| 57 static void ph_VideoQuit(_THIS); | |
| 58 static void ph_DeleteDevice(SDL_VideoDevice *device); | |
| 59 | |
| 60 static int ph_Available(void) | |
| 61 { | |
| 62 | |
| 63 return 1; | |
| 64 } | |
| 65 | |
| 66 static SDL_VideoDevice *ph_CreateDevice(int devindex) | |
| 67 { | |
| 68 SDL_VideoDevice *device; | |
| 69 | |
| 70 /* Initialize all variables that we clean on shutdown */ | |
| 71 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice)); | |
| 72 if ( device ) { | |
| 73 memset(device, 0, (sizeof *device)); | |
| 74 device->hidden = (struct SDL_PrivateVideoData *) | |
| 75 malloc((sizeof *device->hidden)); | |
| 76 device->gl_data = NULL; | |
| 77 } | |
| 78 if ( (device == NULL) || (device->hidden == NULL) ) { | |
| 79 SDL_OutOfMemory(); | |
| 80 ph_DeleteDevice(device); | |
| 81 return(0); | |
| 82 } | |
| 83 memset(device->hidden, 0, (sizeof *device->hidden)); | |
| 84 | |
| 85 /* Set the driver flags */ | |
| 86 device->handles_any_size = 1; //JB not true for fullscreen | |
| 87 | |
| 88 /* Set the function pointers */ | |
| 89 device->CreateYUVOverlay = ph_CreateYUVOverlay; | |
| 90 device->VideoInit = ph_VideoInit; | |
| 91 device->ListModes = ph_ListModes; | |
| 92 device->SetVideoMode = ph_SetVideoMode; | |
| 93 device->ToggleFullScreen = ph_ToggleFullScreen; | |
| 94 device->UpdateMouse = NULL; | |
| 95 device->SetColors = ph_SetColors; | |
| 96 device->UpdateRects = NULL; //set in ph_ResizeImage | |
| 97 device->VideoQuit = ph_VideoQuit; | |
| 98 device->AllocHWSurface = ph_AllocHWSurface; | |
| 99 device->CheckHWBlit = NULL; | |
| 100 device->FillHWRect = NULL; | |
| 101 device->SetHWColorKey = NULL; | |
| 102 device->SetHWAlpha = NULL; | |
| 103 device->LockHWSurface = ph_LockHWSurface; | |
| 104 device->UnlockHWSurface = ph_UnlockHWSurface; | |
| 105 device->FlipHWSurface = ph_FlipHWSurface; | |
| 106 device->FreeHWSurface = ph_FreeHWSurface; | |
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107 device->SetCaption = ph_SetCaption; |
| 0 | 108 device->SetIcon = NULL; |
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109 device->IconifyWindow = ph_IconifyWindow; |
| 0 | 110 device->GrabInput = NULL; |
| 111 device->GetWMInfo = NULL; | |
| 112 device->FreeWMCursor = ph_FreeWMCursor; | |
| 113 device->CreateWMCursor = ph_CreateWMCursor; | |
| 114 device->ShowWMCursor = ph_ShowWMCursor; | |
| 115 device->WarpWMCursor = ph_WarpWMCursor; | |
| 116 device->CheckMouseMode = ph_CheckMouseMode; | |
| 117 device->InitOSKeymap = ph_InitOSKeymap; | |
| 118 device->PumpEvents = ph_PumpEvents; | |
| 119 | |
| 120 device->free = ph_DeleteDevice; | |
| 121 | |
| 122 return device; | |
| 123 } | |
| 124 | |
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125 VideoBootStrap ph_bootstrap = { |
| 0 | 126 "photon", "QNX Photon video output", |
| 127 ph_Available, ph_CreateDevice | |
| 128 }; | |
| 129 | |
| 130 static void ph_DeleteDevice(SDL_VideoDevice *device) | |
| 131 { | |
| 132 | |
| 133 if ( device ) { | |
| 134 if ( device->hidden ) { | |
| 135 free(device->hidden); | |
| 136 device->hidden = NULL; | |
| 137 } | |
| 138 if ( device->gl_data ) { | |
| 139 free(device->gl_data); | |
| 140 device->gl_data = NULL; | |
| 141 } | |
| 142 free(device); | |
| 143 device = NULL; | |
| 144 } | |
| 145 } | |
| 146 | |
| 147 static int ph_VideoInit(_THIS, SDL_PixelFormat *vformat) | |
| 148 { | |
| 149 PtArg_t arg[1]; | |
| 150 PhDim_t dim; | |
| 151 PgColor_t ph_palette[_Pg_MAX_PALETTE]; | |
| 152 int i; | |
| 153 unsigned long *tempptr; | |
| 154 int rtnval; | |
| 155 PgDisplaySettings_t mysettings; | |
| 156 PgVideoModeInfo_t my_mode_info; | |
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157 PgHWCaps_t my_hwcaps; |
| 0 | 158 |
| 159 if( NULL == ( event = malloc( EVENT_SIZE ) ) ) | |
| 160 exit( EXIT_FAILURE ); | |
| 161 | |
| 162 /* Create a widget 'window' to capture events */ | |
| 163 dim.w=0; //JB test320; | |
| 164 dim.h=0; //JB test240; | |
| 165 //We need to return BytesPerPixel as it in used by CreateRGBsurface | |
| 166 | |
| 167 PtSetArg(&arg[0], Pt_ARG_DIM, &dim,0); | |
| 168 | |
| 169 /* | |
| 170 PtSetArg(&arg[1], Pt_ARG_RESIZE_FLAGS, Pt_TRUE, Pt_RESIZE_XY_AS_REQUIRED); | |
| 171 PtSetArg(&arg[2], Pt_ARG_WINDOW_STATE, Pt_TRUE, Ph_WM_STATE_ISFRONT | | |
| 172 Ph_WM_STATE_ISMAX | | |
| 173 Ph_WM_STATE_ISFOCUS); | |
| 174 | |
| 175 PtSetArg(&arg[3], Pt_ARG_WINDOW_RENDER_FLAGS,Pt_FALSE,~0); | |
| 176 PtSetArg(&arg[4], Pt_ARG_WINDOW_MANAGED_FLAGS,Pt_TRUE, | |
| 177 Ph_WM_FFRONT | | |
| 178 Ph_WM_CLOSE | | |
| 179 Ph_WM_TOFRONT | | |
| 180 Ph_WM_CONSWITCH); | |
| 181 */ | |
| 182 | |
| 183 | |
| 184 window=PtAppInit(NULL, NULL, NULL, 1, arg); | |
| 185 | |
| 186 if(window == NULL) | |
| 187 { | |
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188 printf("Photon application init failed, probably Photon is not running.\n"); |
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189 exit( EXIT_FAILURE ); |
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190 // PtExit(EXIT_FAILURE); // Got SEGFAULT. |
| 0 | 191 } |
| 192 | |
| 193 //PgSetDrawBufferSize(16 *1024); | |
| 194 PgSetRegion(PtWidgetRid(window)); | |
| 195 PgSetClipping(0,NULL); | |
| 196 PtRealizeWidget(window); | |
| 197 | |
| 198 | |
| 199 /* Get the available video modes */ | |
| 200 // if(ph_GetVideoModes(this) < 0) | |
| 201 // return -1; | |
| 202 | |
| 203 /* Create the blank cursor */ | |
| 204 SDL_BlankCursor = this->CreateWMCursor(this, blank_cdata, blank_cmask, | |
| 205 (int)BLANK_CWIDTH, (int)BLANK_CHEIGHT, | |
| 206 (int)BLANK_CHOTX, (int)BLANK_CHOTY); | |
| 207 | |
| 208 if(SDL_BlankCursor == NULL) | |
| 209 printf("could not create blank cursor\n"); | |
| 210 /* Get the video mode */ | |
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211 /* |
| 0 | 212 if (PgGetVideoMode( &mysettings ) < 0) |
| 213 { | |
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214 fprintf(stderr,"ph_VideoInit: PgGetVideoMode failed patch A?? \n"); |
| 0 | 215 //QNX6/Patch A always fails return code even though call succeeds. fixed Patch B |
| 216 } | |
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217 */ |
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218 if (PgGetGraphicsHWCaps(&my_hwcaps) < 0) |
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219 { |
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220 fprintf(stderr,"ph_VideoInit: GetGraphicsHWCaps failed!! \n"); |
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221 //that HAVE to work |
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222 } |
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223 if (PgGetVideoModeInfo(my_hwcaps.current_video_mode, &my_mode_info) < 0) |
| 0 | 224 { |
| 225 fprintf(stderr,"ph_VideoInit: PgGetVideoModeInfo failed\n"); | |
| 226 } | |
| 227 //We need to return BytesPerPixel as it in used by CreateRGBsurface | |
| 228 vformat->BitsPerPixel = my_mode_info.bits_per_pixel; | |
| 229 vformat->BytesPerPixel = vformat->BitsPerPixel/8; | |
| 230 | |
| 231 //return a palette if we are in 256 color mode | |
| 232 if(vformat->BitsPerPixel == 8) | |
| 233 { | |
| 234 vformat->palette = malloc(sizeof(SDL_Palette)); | |
| 235 memset(vformat->palette, 0, sizeof(SDL_Palette)); | |
| 236 vformat->palette->ncolors = 256; | |
| 237 vformat->palette->colors = (SDL_Color *)malloc(256 *sizeof(SDL_Color)); | |
| 238 | |
| 239 //fill the palette | |
| 240 rtnval = PgGetPalette(ph_palette); | |
| 241 if(rtnval < 0) | |
| 242 printf("ph_VideoInit: PgGetPalette failed\n"); | |
| 243 | |
| 244 tempptr = (unsigned long *)vformat->palette->colors; | |
| 245 | |
| 246 for(i=0;i<256; i++) | |
| 247 { | |
| 248 *tempptr = (((unsigned long)ph_palette[i]) << 8); | |
| 249 tempptr++; | |
| 250 | |
| 251 } | |
| 252 | |
| 253 } | |
| 254 | |
| 255 | |
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256 currently_fullscreen = 0; |
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257 |
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258 this->info.wm_available = 1; |
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259 |
| 0 | 260 return 0; |
| 261 } | |
| 262 | |
| 263 static SDL_Surface *ph_SetVideoMode(_THIS, SDL_Surface *current, | |
| 264 int width, int height, int bpp, Uint32 flags) | |
| 265 { | |
| 266 PhRegion_t region_info; | |
| 267 PgDisplaySettings_t settings; | |
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268 PgHWCaps_t my_hwcaps; |
| 0 | 269 PgVideoModeInfo_t mode_info; |
| 270 int mode, actual_width, actual_height; | |
| 271 PtArg_t arg[5]; | |
| 272 PhDim_t dim; | |
| 273 int rtnval; | |
| 274 SDL_Rect ** mymodelist; | |
| 275 SDL_PixelFormat myformat; | |
| 276 PgColor_t ph_palette[_Pg_MAX_PALETTE]; | |
| 277 int i; | |
| 278 unsigned long *tempptr; | |
| 279 | |
| 280 actual_width = width; | |
| 281 actual_height = height; | |
| 282 | |
| 283 | |
| 284 /* Lock the event thread, in multi-threading environments */ | |
| 285 SDL_Lock_EventThread(); | |
| 286 | |
| 287 | |
| 288 /* Initialize the window */ | |
| 289 if (flags & SDL_FULLSCREEN) //Direct Context , assume SDL_HWSURFACE also set | |
| 290 { | |
| 291 | |
| 292 /* | |
| 293 if (old_video_mode==-1) | |
| 294 { | |
| 295 PgGetGraphicsHWCaps(&graphics_card_caps); | |
| 296 old_video_mode=graphics_card_caps.current_video_mode; | |
| 297 old_refresh_rate=graphics_card_caps.current_rrate; | |
| 298 } | |
| 299 */ | |
| 300 | |
| 301 | |
| 302 | |
| 303 /* Get the video mode and set it */ | |
| 304 if (bpp == 0) | |
| 305 { | |
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306 /*again same issue, same solution |
| 0 | 307 if (PgGetVideoMode( &settings ) < 0) |
| 308 { | |
| 309 fprintf(stderr,"error: PgGetVideoMode failed\n"); | |
| 310 } | |
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311 */ |
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312 if (PgGetGraphicsHWCaps(&my_hwcaps) < 0) |
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313 { |
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314 fprintf(stderr,"ph_SetVideoMode: GetGraphicsHWCaps failed!! \n"); |
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315 //that HAVE to work |
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316 } |
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317 if (PgGetVideoModeInfo(my_hwcaps.current_video_mode, &mode_info) < 0) |
| 0 | 318 { |
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319 fprintf(stderr,"ph_SetVideoMode: PgGetVideoModeInfo failed\n"); |
| 0 | 320 } |
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321 bpp = mode_info.bits_per_pixel; |
| 0 | 322 } |
| 323 if (flags & SDL_ANYFORMAT) | |
| 324 { | |
| 325 if ((mode = get_mode_any_format(width, height, bpp)) == 0) | |
| 326 { | |
| 327 fprintf(stderr,"error: get_mode_any_format failed\n"); | |
| 328 exit(1); | |
| 329 } | |
| 330 } | |
| 331 else | |
| 332 { | |
| 333 if ((mode = get_mode(width, height, bpp)) == 0) | |
| 334 { | |
| 335 fprintf(stderr,"error: get_mode failed\n"); | |
| 336 exit(1); | |
| 337 } | |
| 338 | |
| 339 | |
| 340 } | |
| 341 settings.mode = mode; | |
| 342 settings.refresh = 0; | |
| 343 settings.flags = 0; | |
| 344 | |
| 345 | |
| 346 if (PgSetVideoMode( &settings ) < 0) | |
| 347 { | |
| 348 fprintf(stderr,"error: PgSetVideoMode failed\n"); | |
| 349 } | |
| 350 | |
| 351 /* Get the true height and width */ | |
| 352 | |
| 353 current->flags = (flags|(~SDL_RESIZABLE)); //no resize for Direct Context | |
| 354 | |
| 355 /* Begin direct mode */ | |
| 356 ph_EnterFullScreen(this); | |
| 357 | |
| 358 | |
| 359 | |
| 360 } //end fullscreen flag | |
| 361 else if (flags & SDL_HWSURFACE) /* Use offscreen memory iff SDL_HWSURFACE flag is set */ | |
| 362 { | |
| 363 // Hardware surface is Offsceen Context. ph_ResizeImage handles the switch | |
| 364 current->flags = (flags|(~SDL_RESIZABLE)); //no stretch blit in offscreen context | |
| 365 } | |
| 366 else // must be SDL_SWSURFACE | |
| 367 { | |
| 368 current->flags = (flags|SDL_RESIZABLE); //yes we can resize as this is a software surface | |
| 369 } | |
| 370 | |
| 371 | |
| 372 //If we are setting video to use the palette make sure we have allocated memory for it | |
| 373 if(bpp == 8) | |
| 374 { | |
| 375 current->format->palette = malloc(sizeof(SDL_Palette)); | |
| 376 memset(current->format->palette, 0, sizeof(SDL_Palette)); | |
| 377 current->format->palette->ncolors = 256; | |
| 378 current->format->palette->colors = (SDL_Color *)malloc(256 *sizeof(SDL_Color)); | |
| 379 //fill the palette | |
| 380 rtnval = PgGetPalette(ph_palette); | |
| 381 | |
| 382 tempptr = (unsigned long *)current->format->palette->colors; | |
| 383 | |
| 384 for(i=0;i<256; i++) | |
| 385 { | |
| 386 *tempptr = (((unsigned long)ph_palette[i]) << 8); | |
| 387 tempptr++; | |
| 388 | |
| 389 } | |
| 390 } | |
| 391 | |
| 392 | |
| 393 //Current window dimensions | |
| 394 PtGetResource( window, Pt_ARG_DIM, &dim, 0 ); | |
| 395 | |
| 396 //If we need to resize the window | |
| 397 if((dim.w != width)||(dim.h != height)) | |
| 398 { | |
| 399 dim.w=width; | |
| 400 dim.h=height; | |
| 401 PtSetArg(&arg[0], Pt_ARG_DIM, &dim,0); | |
| 402 PtSetResources( window, 1, arg ); | |
| 403 current->w = width; | |
| 404 current->h = height; | |
| 405 current->format->BitsPerPixel = bpp; | |
| 406 current->format->BytesPerPixel = bpp/8; | |
| 407 current->pitch = SDL_CalculatePitch(current); | |
| 408 //Must call at least once it setup image planes | |
| 409 ph_ResizeImage(this, current, flags); | |
| 410 } | |
| 411 | |
| 412 | |
| 413 SDL_Unlock_EventThread(); | |
| 414 | |
| 415 /* We're done! */ | |
| 416 return(current); | |
| 417 } | |
| 418 | |
| 419 static void ph_VideoQuit(_THIS) | |
| 420 { | |
| 421 | |
| 422 if(SDL_Image != NULL) | |
| 423 { | |
| 424 ph_DestroyImage(this, SDL_VideoSurface); | |
| 425 | |
| 426 } | |
| 427 | |
| 428 if (currently_fullscreen) | |
| 429 { | |
| 430 PdDirectStop( directContext ); | |
| 431 PdReleaseDirectContext( directContext ); | |
| 432 directContext=0; | |
| 433 currently_fullscreen = 0; | |
| 434 } | |
| 435 | |
| 436 } | |
| 437 | |
| 438 | |
| 439 static int ph_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) | |
| 440 { | |
| 441 PgColor_t *in, *out; | |
| 442 int i, j; | |
| 443 int alloct_all = 1; | |
| 444 | |
| 445 colors = this->screen->format->palette->colors; | |
| 446 | |
| 447 in = alloca( ncolors*sizeof(PgColor_t) ); | |
| 448 if ( in == NULL ) { | |
| 449 return 0; | |
| 450 } | |
| 451 memset(in,0,ncolors*sizeof(PgColor_t)); | |
| 452 | |
| 453 out = alloca( ncolors*sizeof(PgColor_t) ); | |
| 454 if ( out == NULL ) { | |
| 455 return 0; | |
| 456 } | |
| 457 | |
| 458 for (i=0,j=firstcolor;i<ncolors;i++,j++) | |
| 459 { | |
| 460 in[i] |= colors[j].r<<16 ; | |
| 461 in[i] |= colors[j].g<<8 ; | |
| 462 in[i] |= colors[j].b ; | |
| 463 } | |
| 464 | |
| 465 if ( (this->screen->flags & SDL_HWPALETTE) == SDL_HWPALETTE ) | |
| 466 { | |
| 467 if( PgSetPalette( in, 0, 0, ncolors, Pg_PALSET_HARD, 0) < 0 ) | |
| 468 { | |
| 469 fprintf(stderr,"error: PgSetPalette(..,Pg_PALSET_HARD) failed\n"); | |
| 470 return 0; | |
| 471 } | |
| 472 } | |
| 473 else | |
| 474 { | |
| 475 if ( PgColorMatch(ncolors, in, out) < 0 ) | |
| 476 { | |
| 477 fprintf(stderr,"error: PgColorMatch failed\n"); | |
| 478 return 0; | |
| 479 } | |
| 480 for (i=0;i<ncolors;i++) | |
| 481 { | |
| 482 if (memcmp(&in[i],&out[i],sizeof(PgColor_t))) | |
| 483 { | |
| 484 alloct_all = 0; | |
| 485 break; | |
| 486 } | |
| 487 } | |
| 488 if( PgSetPalette( out, 0, 0, ncolors, Pg_PALSET_SOFT, 0) < 0 ) | |
| 489 { | |
| 490 fprintf(stderr,"error: PgSetPalette(..,Pg_PALSET_SOFT) failed\n"); | |
| 491 return 0; | |
| 492 } | |
| 493 } | |
| 494 return alloct_all; | |
| 495 } | |
| 496 | |
| 497 static int ph_ResizeWindow(_THIS, | |
| 498 SDL_Surface *screen, int w, int h, Uint32 flags) | |
| 499 { | |
| 500 PhWindowEvent_t winevent; | |
| 501 | |
| 502 memset( &winevent, 0, sizeof(winevent) ); | |
| 503 winevent.event_f = Ph_WM_RESIZE; | |
| 504 winevent.size.w = w; | |
| 505 winevent.size.h = h; | |
| 506 winevent.rid = PtWidgetRid( window ); | |
| 507 if (PtForwardWindowEvent( &winevent ) < 0) | |
| 508 { | |
| 509 fprintf(stderr,"error: PtForwardWindowEvent failed.\n"); | |
| 510 } | |
| 511 current_w = w; | |
| 512 current_h = h; | |
| 513 return(0); | |
| 514 } | |
| 515 | |
| 516 |