SDL Wiki
(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)


Set the blend mode used for blit operations.


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

Return Value

Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.


To copy a surface to another surface (or texture) without blending with the existing data, the blendmode of the SOURCE surface should be set to SDL_BLENDMODE_NONE.


This function is available since SDL 3.0.0.

CategoryAPI, CategorySurface

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