SDL_SetSurfaceBlendMode
Use this function to set the blend mode used for blit operations.
Syntax
int SDL_SetSurfaceBlendMode(SDL_Surface* surface,
SDL_BlendMode blendMode)
Function Parameters
surface |
the SDL_Surface structure to update |
blendMode |
the SDL_BlendMode to use for blit blending; see Remarks for details |
Return Value
Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.
Code Examples
You can add your code example here
Remarks
blendMode may be one of the following:
SDL_BLENDMODE_NONE |
no blending |
SDL_BLENDMODE_BLEND |
dst = (src * A) + (dst * (1-A)) |
SDL_BLENDMODE_ADD |
dst = (src * A) + dst |
SDL_BLENDMODE_MOD |
dst = src * dst |
