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Restored SDL_BLENDMODE_MOD for MAME

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This commit is contained in:
Sam Lantinga 2011-02-04 19:50:56 -08:00
parent 31f1dceb0c
commit 8209e2a9a9
21 changed files with 1187 additions and 156 deletions
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12
src/video/SDL_surface.c
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@ -448,7 +448,8 @@ SDL_SetSurfaceBlendMode(SDL_Surface * surface, SDL_BlendMode blendMode)
status = 0;
flags = surface->map->info.flags;
surface->map->info.flags &= ~(SDL_COPY_BLEND | SDL_COPY_ADD);
surface->map->info.flags &=
~(SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD);
switch (blendMode) {
case SDL_BLENDMODE_NONE:
break;
@ -458,6 +459,9 @@ SDL_SetSurfaceBlendMode(SDL_Surface * surface, SDL_BlendMode blendMode)
case SDL_BLENDMODE_ADD:
surface->map->info.flags |= SDL_COPY_ADD;
break;
case SDL_BLENDMODE_MOD:
surface->map->info.flags |= SDL_COPY_MOD;
break;
default:
SDL_Unsupported();
status = -1;
@ -489,13 +493,17 @@ SDL_GetSurfaceBlendMode(SDL_Surface * surface, SDL_BlendMode *blendMode)
return 0;
}
switch (surface->map->info.flags & (SDL_COPY_BLEND | SDL_COPY_ADD)) {
switch (surface->map->
info.flags & (SDL_COPY_BLEND | SDL_COPY_ADD | SDL_COPY_MOD)) {
case SDL_COPY_BLEND:
*blendMode = SDL_BLENDMODE_BLEND;
break;
case SDL_COPY_ADD:
*blendMode = SDL_BLENDMODE_ADD;
break;
case SDL_COPY_MOD:
*blendMode = SDL_BLENDMODE_MOD;
break;
default:
*blendMode = SDL_BLENDMODE_NONE;
break;