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Change SDL_BLENDMODE_MUL for gl renderers

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Add FIXME for PSP and DirectFB
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Sylvain 2023-03-16 09:49:15 +01:00 committed by Sylvain Becker
parent c078dfcf6b
commit 23bce27b26
3 changed files with 3 additions and 1 deletions
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2
src/render/SDL_render.c
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@ -87,7 +87,7 @@ this should probably be removed at some point in the future. --ryan. */
#define SDL_BLENDMODE_MUL_FULL \
SDL_COMPOSE_BLENDMODE(SDL_BLENDFACTOR_DST_COLOR, SDL_BLENDFACTOR_ONE_MINUS_SRC_ALPHA, SDL_BLENDOPERATION_ADD, \
SDL_BLENDFACTOR_DST_ALPHA, SDL_BLENDFACTOR_ONE_MINUS_SRC_ALPHA, SDL_BLENDOPERATION_ADD)
SDL_BLENDFACTOR_ZERO, SDL_BLENDFACTOR_ONE, SDL_BLENDOPERATION_ADD)
#if !SDL_RENDER_DISABLED
static const SDL_RenderDriver *render_drivers[] = {

1
src/render/psp/SDL_render_psp.c
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@ -993,6 +993,7 @@ static void PSP_SetBlendState(PSP_RenderData *data, PSP_BlendState *state)
break;
case SDL_BLENDMODE_MUL:
sceGuTexFunc(GU_TFX_MODULATE, GU_TCC_RGBA);
/* FIXME SDL_BLENDMODE_MUL is simplified, and dstA is in fact un-changed.*/
sceGuBlendFunc(GU_ADD, GU_DST_COLOR, GU_ONE_MINUS_SRC_ALPHA, 0, 0);
sceGuEnable(GU_BLEND);
break;

1
src/video/directfb/SDL_DirectFB_render.c
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@ -201,6 +201,7 @@ SetBlendMode(DirectFB_RenderData * data, int blendMode,
case SDL_BLENDMODE_MUL:
data->blitFlags = DSBLIT_BLEND_ALPHACHANNEL;
data->drawFlags = DSDRAW_BLEND;
/* FIXME SDL_BLENDMODE_MUL is simplified, and dstA is in fact un-changed.*/
SDL_DFB_CHECK(destsurf->SetSrcBlendFunction(destsurf, DSBF_DESTCOLOR));
SDL_DFB_CHECK(destsurf->SetDstBlendFunction(destsurf, DSBF_INVSRCALPHA));