SDL_SurfaceHasColorKey - Returns whether the surface has a color key.

       This function is available since SDL 3.2.0.

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

surface
              the SDL_Surface
               structure to query.

       Defined in SDL3/SDL_surface.h

       SDL_SurfaceHasColorKey - Returns whether the surface has a color key.

       Returns true if the surface has a color key, false otherwise.

•(3), SDL_SetSurfaceColorKey(3), •(3), SDL_GetSurfaceColorKey(3)

Simple Directmedia Layer                           SDL 3.2.10                          SDL_SurfaceHasColorKey(3)

#include"SDL3/SDL.h"boolSDL_SurfaceHasColorKey(SDL_Surface*surface);

       It is safe to call this function from any thread.