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view docs/man3/SDL_GetGammaRamp.3 @ 3967:d22892eaa1cf SDL-1.2

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Make sure to check for glu.h before enabling glX support. We don't directly need GLU, but SDL_opengl.h tries to include it, and it shows that the workstation is misconfigured or incompletely configured if just this one header is missing. Fixes Bugzilla #336.
author Ryan C. Gordon <icculus@icculus.org>
date Fri, 15 Jun 2007 12:26:29 +0000
parents e5bc29de3f0a
children 546f7c1eb755
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.TH "SDL_GetGammaRamp" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference" 
.SH "NAME"
SDL_GetGammaRamp\- Gets the color gamma lookup tables for the display
.SH "SYNOPSIS"
.PP
\fB#include "SDL\&.h"
.sp
\fBint \fBSDL_GetGammaRamp\fP\fR(\fBUint16 *redtable, Uint16 *greentable, Uint16 *bluetable\fR);
.SH "DESCRIPTION"
.PP
Gets the gamma translation lookup tables currently used by the display\&. Each table is an array of 256 Uint16 values\&.
.PP
Not all display hardware is able to change gamma\&.
.SH "RETURN VALUE"
.PP
Returns -1 on error\&.
.SH "SEE ALSO"
.PP
\fISDL_SetGamma\fR \fISDL_SetGammaRamp\fR
...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01