SDL_GetGammaRamp man page

SDL_GetGammaRamp — Gets the color gamma lookup tables for the display


#include "SDL.h"

int SDL_GetGammaRamp(Uint16 *redtable, Uint16 *greentable, Uint16 *bluetable);


Gets the gamma translation lookup tables currently used by the display. Each table is an array of 256 Uint16 values.

Not all display hardware is able to change gamma.

Return Value

Returns -1 on error.

See Also

SDL_SetGamma SDL_SetGammaRamp


SDL SDL API Reference Tue 11 Sep 2001, 23:01