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annotate docs/man3/SDL_GL_SetAttribute.3 @ 1519:c99e7a9c9bc9
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author | Sam Lantinga <slouken@libsdl.org> |
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date | Mon, 13 Mar 2006 17:25:44 +0000 |
parents | e5bc29de3f0a |
children | 546f7c1eb755 |
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e5bc29de3f0a
Updated from the SDL Documentation Project
Sam Lantinga <slouken@libsdl.org>
parents:
55
diff
changeset
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1 .TH "SDL_GL_SetAttribute" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference" |
0 | 2 .SH "NAME" |
3 SDL_GL_SetAttribute\- Set a special SDL/OpenGL attribute | |
4 .SH "SYNOPSIS" | |
5 .PP | |
6 \fB#include "SDL\&.h" | |
7 .sp | |
8 \fBint \fBSDL_GL_SetAttribute\fP\fR(\fBSDL_GLattr attr, int value\fR); | |
9 .SH "DESCRIPTION" | |
10 .PP | |
11 Sets the OpenGL \fIattribute\fR \fBattr\fR to \fBvalue\fR\&. The attributes you set don\&'t take effect until after a call to \fI\fBSDL_SetVideoMode\fP\fR\&. You should use \fI\fBSDL_GL_GetAttribute\fP\fR to check the values after a \fBSDL_SetVideoMode\fP call\&. | |
12 .SH "RETURN VALUE" | |
13 .PP | |
14 Returns \fB0\fR on success, or \fB-1\fR on error\&. | |
15 .SH "EXAMPLE" | |
16 .PP | |
17 .nf | |
18 \f(CWSDL_GL_SetAttribute( SDL_GL_RED_SIZE, 5 ); | |
19 SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, 5 ); | |
20 SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, 5 ); | |
21 SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 ); | |
22 SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 ); | |
23 if ( (screen=SDL_SetVideoMode( 640, 480, 16, SDL_OPENGL )) == NULL ) { | |
24 fprintf(stderr, "Couldn\&'t set GL mode: %s | |
25 ", SDL_GetError()); | |
26 SDL_Quit(); | |
27 return; | |
28 }\fR | |
29 .fi | |
30 .PP | |
31 .PP | |
32 .RS | |
33 \fBNote: | |
34 .PP | |
35 The \fBSDL_DOUBLEBUF\fP flag is not required to enable double buffering when setting an OpenGL video mode\&. Double buffering is enabled or disabled using the SDL_GL_DOUBLEBUFFER attribute\&. | |
36 .RE | |
37 .SH "SEE ALSO" | |
38 .PP | |
39 \fI\fBSDL_GL_GetAttribute\fP\fR, \fIGL Attributes\fR | |
181
e5bc29de3f0a
Updated from the SDL Documentation Project
Sam Lantinga <slouken@libsdl.org>
parents:
55
diff
changeset
|
40 ...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01 |