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


Returns whether the surface has a color key


SDL_bool SDL_SurfaceHasColorKey(SDL_Surface *surface);

Function Parameters

surface the SDL_Surface structure to query

Return Value

Returns SDL_TRUE if the surface has a color key, SDL_FALSE otherwise.


It is safe to pass a NULL surface here; it will return SDL_FALSE.


This function is available since SDL 3.0.0.


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