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comparison src/SDL_compat.c @ 2807:365fe1a2aad5

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The SDL_RLEACCEL flag is respected in SDL_ConvertSurface(), per the docs. Fixed saving BMP files of surfaces with an alpha channel.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 29 Nov 2008 11:26:01 +0000
parents 8fe261aae1bb
children 16fe3b867887
comparison
equal deleted inserted replaced
2806:938aa47f903a 2807:365fe1a2aad5
612 } 612 }
613 613
614 SDL_Surface * 614 SDL_Surface *
615 SDL_DisplayFormat(SDL_Surface * surface) 615 SDL_DisplayFormat(SDL_Surface * surface)
616 { 616 {
617 SDL_Surface *converted; 617 SDL_PixelFormat *format;
618 618
619 if (!SDL_PublicSurface) { 619 if (!SDL_PublicSurface) {
620 SDL_SetError("No video mode has been set"); 620 SDL_SetError("No video mode has been set");
621 return NULL; 621 return NULL;
622 } 622 }
623 format = SDL_PublicSurface->format;
623 624
624 /* Set the flags appropriate for copying to display surface */ 625 /* Set the flags appropriate for copying to display surface */
625 converted = SDL_ConvertSurface(surface, SDL_PublicSurface->format, 0); 626 return SDL_ConvertSurface(surface, format, SDL_RLEACCEL);
626 SDL_SetSurfaceRLE(converted, 1);
627 return converted;
628 } 627 }
629 628
630 SDL_Surface * 629 SDL_Surface *
631 SDL_DisplayFormatAlpha(SDL_Surface * surface) 630 SDL_DisplayFormatAlpha(SDL_Surface * surface)
632 { 631 {
671 /* We have no other optimised formats right now. When/if a new 670 /* We have no other optimised formats right now. When/if a new
672 optimised alpha format is written, add the converter here */ 671 optimised alpha format is written, add the converter here */
673 break; 672 break;
674 } 673 }
675 format = SDL_AllocFormat(32, rmask, gmask, bmask, amask); 674 format = SDL_AllocFormat(32, rmask, gmask, bmask, amask);
676 converted = SDL_ConvertSurface(surface, format, 0); 675 converted = SDL_ConvertSurface(surface, format, SDL_RLEACCEL);
677 SDL_SetSurfaceRLE(converted, 1);
678 SDL_FreeFormat(format); 676 SDL_FreeFormat(format);
679 return converted; 677 return converted;
680 } 678 }
681 679
682 int 680 int