Function fermium::surface::SDL_GetSurfaceColorMod
source · pub unsafe extern "C" fn SDL_GetSurfaceColorMod(
surface: *mut SDL_Surface,
r: *mut u8,
g: *mut u8,
b: *mut u8
) -> c_int
Expand description
Get the additional color value used in blit operations.
surface
: The surface to query.r
: A pointer filled in with the current red color value.g
: A pointer filled in with the current green color value.b
: A pointer filled in with the current blue color value.
Return: 0 on success, or -1 if the surface is not valid.