Added SDL_BLENDMODE_BLEND_PREMULTIPLIED and SDL_BLENDMODE_ADD_PREMULTIPLIED

Fixes https://github.com/libsdl-org/SDL/issues/2485
This commit is contained in:
Sam Lantinga
2024-07-15 08:27:58 -07:00
parent f099898a66
commit df573391b1
22 changed files with 6831 additions and 1371 deletions

View File

@@ -451,9 +451,15 @@ int SDL_AppInit(void **appstate, int argc, char *argv[])
} else if (SDL_strcasecmp(argv[i + 1], "blend") == 0) {
blendMode = SDL_BLENDMODE_BLEND;
consumed = 2;
} else if (SDL_strcasecmp(argv[i + 1], "blend_premultiplied") == 0) {
blendMode = SDL_BLENDMODE_BLEND_PREMULTIPLIED;
consumed = 2;
} else if (SDL_strcasecmp(argv[i + 1], "add") == 0) {
blendMode = SDL_BLENDMODE_ADD;
consumed = 2;
} else if (SDL_strcasecmp(argv[i + 1], "add_premultiplied") == 0) {
blendMode = SDL_BLENDMODE_ADD_PREMULTIPLIED;
consumed = 2;
} else if (SDL_strcasecmp(argv[i + 1], "mod") == 0) {
blendMode = SDL_BLENDMODE_MOD;
consumed = 2;
@@ -506,7 +512,7 @@ int SDL_AppInit(void **appstate, int argc, char *argv[])
}
if (consumed < 0) {
static const char *options[] = {
"[--blend none|blend|add|mod|mul|sub]",
"[--blend none|blend|blend_premultiplied|add|add_premultiplied|mod|mul|sub]",
"[--cyclecolor]",
"[--cyclealpha]",
"[--suspend-when-occluded]",