NAME

       SDL_GetSurfaceColorKey - Get the color key (transparent pixel) for a surface.

SYNOPSIS

       #include <SDL3/SDL_surface.h>

       bool SDL_GetSurfaceColorKey(SDL_Surface *surface, Uint32 *key);

DESCRIPTION

       The color key is a pixel of the format used by the surface, as generated by SDL_MapRGB().

       If the surface doesn't have color key enabled this function returns false.

FUNCTION PARAMETERS

       surface
              the SDL_Surface structure to query.

       key    a pointer filled in with the transparent pixel.

RETURN VALUE

       for more information.

THREAD SAFETY

       It is safe to call this function from any thread.

AVAILABILITY

       This function is available since SDL 3.2.0.

SEE ALSO

       SDL_SetSurfaceColorKey(3), SDL_SurfaceHasColorKey(3)

Simple Directmedia Layer                           SDL 3.2.20                          SDL_GetSurfaceColorKey(3)