SDL_GetSurfaceColorKey - Man Page

Defined in SDL3/SDL_surface.h

#include "SDL3/SDL.h"

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

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.

surface

the SDL_Surface
structure to query.

key

a pointer filled in with the transparent pixel.

Returns true on success or false on failure; call

SDL_GetError () for more information.

This function is available since SDL 3.2.0.

·(3), SDL_SetSurfaceColorKey(3), ·(3), SDL_SurfaceHasColorKey(3)

SDL_SetSurfaceColorKey(3), SDL_SurfaceHasColorKey(3).