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comparison src/video/photon/SDL_photon.c @ 3186:51750b7a966f

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author Sam Lantinga <slouken@libsdl.org>
date Wed, 10 Jun 2009 13:34:20 +0000
parents 44d5474c2c8a
children 64e4442676a6
comparison
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3185:44d5474c2c8a 3186:51750b7a966f
383 383
384 /* Query photon about graphics hardware caps and current video mode */ 384 /* Query photon about graphics hardware caps and current video mode */
385 status = PgGetGraphicsHWCaps(&hwcaps); 385 status = PgGetGraphicsHWCaps(&hwcaps);
386 if (status != 0) { 386 if (status != 0) {
387 PhRect_t extent; 387 PhRect_t extent;
388 PdOffscreenContext_t* curctx; 388 PdOffscreenContext_t *curctx;
389 389
390 /* If error happens, this also could mean, that photon is working */ 390 /* If error happens, this also could mean, that photon is working */
391 /* under custom (not listed by photon) video mode */ 391 /* under custom (not listed by photon) video mode */
392 status=PhWindowQueryVisible(Ph_QUERY_GRAPHICS, 0, 0, &extent); 392 status = PhWindowQueryVisible(Ph_QUERY_GRAPHICS, 0, 0, &extent);
393 if (status != 0) { 393 if (status != 0) {
394 SDL_SetError("Photon: Can't get graphics driver region"); 394 SDL_SetError("Photon: Can't get graphics driver region");
395 SDL_free(didata->cursor); 395 SDL_free(didata->cursor);
396 SDL_free(didata); 396 SDL_free(didata);
397 return -1; 397 return -1;
398 } 398 }
399 modeinfo.width=extent.lr.x+1; 399 modeinfo.width = extent.lr.x + 1;
400 modeinfo.height=extent.lr.y+1; 400 modeinfo.height = extent.lr.y + 1;
401 /* Hardcode 60Hz, as the base refresh rate frequency */ 401 /* Hardcode 60Hz, as the base refresh rate frequency */
402 hwcaps.current_rrate=60; 402 hwcaps.current_rrate = 60;
403 /* Clear current video driver name, no way to get it somehow */ 403 /* Clear current video driver name, no way to get it somehow */
404 hwcaps.chip_name[0]=0x00; 404 hwcaps.chip_name[0] = 0x00;
405 405
406 /* Create offscreen context from video memory, which is currently */ 406 /* Create offscreen context from video memory, which is currently */
407 /* displayed on the screen */ 407 /* displayed on the screen */
408 curctx=PdCreateOffscreenContext(0, 0, 0, Pg_OSC_MAIN_DISPLAY); 408 curctx = PdCreateOffscreenContext(0, 0, 0, Pg_OSC_MAIN_DISPLAY);
409 if (curctx==NULL) 409 if (curctx == NULL) {
410 {
411 SDL_SetError("Photon: Can't get display area capabilities"); 410 SDL_SetError("Photon: Can't get display area capabilities");
412 SDL_free(didata->cursor); 411 SDL_free(didata->cursor);
413 SDL_free(didata); 412 SDL_free(didata);
414 return -1; 413 return -1;
415 } 414 }
416 /* Retrieve current bpp */ 415 /* Retrieve current bpp */
417 modeinfo.type=curctx->format; 416 modeinfo.type = curctx->format;
418 PhDCRelease(curctx); 417 PhDCRelease(curctx);
419 } else { 418 } else {
420 /* Get current video mode details */ 419 /* Get current video mode details */
421 status = PgGetVideoModeInfo(hwcaps.current_video_mode, &modeinfo); 420 status = PgGetVideoModeInfo(hwcaps.current_video_mode, &modeinfo);
422 if (status != 0) { 421 if (status != 0) {
423 SDL_SetError("Photon: Can't get current video mode information"); 422 SDL_SetError
423 ("Photon: Can't get current video mode information");
424 SDL_free(didata->cursor); 424 SDL_free(didata->cursor);
425 SDL_free(didata); 425 SDL_free(didata);
426 return -1; 426 return -1;
427 } 427 }
428 } 428 }