Query: sdl_setgamma
OS: centos
Section: 3
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
SDL_SetGamma(3) SDL API Reference SDL_SetGamma(3)NAMESDL_SetGamma - Sets the color gamma function for the displaySYNOPSIS#include "SDL.h" int SDL_SetGamma(float redgamma, float greengamma, float bluegamma);DESCRIPTIONSets the "gamma function" for the display of each color component. Gamma controls the brightness/contrast of colors displayed on the screen. A gamma value of 1.0 is identity (i.e., no adjustment is made). This function adjusts the gamma based on the "gamma function" parameter, you can directly specify lookup tables for gamma adjustment with SDL_SetGammaRamp. Not all display hardware is able to change gamma.RETURN VALUEReturns -1 on error (or if gamma adjustment is not supported).SEE ALSOSDL_GetGammaRamp SDL_SetGammaRampSDLTue 11 Sep 2001, 23:01 SDL_SetGamma(3)
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