(This is the legacy documentation for SDL2, the previous stable version; SDL3 is the current stable version.)

SDL_CalculateGammaRamp

Calculate a 256 entry gamma ramp for a gamma value.

Header File

Defined in SDL_pixels.h

Syntax

void SDL_CalculateGammaRamp(float gamma, Uint16 * ramp);

Function Parameters

float	gamma	a gamma value where 0.0 is black and 1.0 is identity.
Uint16 *	ramp	an array of 256 values filled in with the gamma ramp.

Version

This function is available since SDL 2.0.0.

See Also

SDL_SetWindowGammaRamp

CategoryAPI, CategoryAPIFunction, CategoryPixels

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