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SDL Wiki

SDL_BlendMode

An enumeration of blend modes used in SDL_RenderCopy() and drawing operations.

Values

SDL_BLENDMODE_NONE

no blending

dstRGBA = srcRGBA

SDL_BLENDMODE_BLEND

alpha blending

dstRGB = (srcRGB * srcA) + (dstRGB * (1-srcA))

dstA = srcA + (dstA * (1-srcA))

SDL_BLENDMODE_ADD

additive blending

dstRGB = (srcRGB * srcA) + dstRGB

dstA = dstA

SDL_BLENDMODE_MOD

color modulate

dstRGB = srcRGB * dstRGB

dstA = dstA

SDL_RendererInfo
SDL_GetRenderDrawBlendMode
SDL_GetSurfaceBlendMode
SDL_GetTextureBlendMode
SDL_RenderCopy
SDL_SetRenderDrawBlendMode
SDL_SetSurfaceBlendMode
SDL_SetTextureBlendMode

CategoryEnum, CategoryVideo


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