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c3bc09dc60
./configure --host=i686-w64-mingw32 \ --prefix=$HOME/devel/games/doom3-libs/i686-w64-mingw32
40 lines
1.4 KiB
Groff
40 lines
1.4 KiB
Groff
.TH "SDL_GL_SetAttribute" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference"
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.SH "NAME"
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SDL_GL_SetAttribute \- Set a special SDL/OpenGL attribute
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.SH "SYNOPSIS"
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.PP
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\fB#include "SDL\&.h"
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.sp
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\fBint \fBSDL_GL_SetAttribute\fP\fR(\fBSDL_GLattr attr, int value\fR);
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.SH "DESCRIPTION"
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.PP
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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\&.
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.SH "RETURN VALUE"
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.PP
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Returns \fB0\fR on success, or \fB-1\fR on error\&.
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.SH "EXAMPLE"
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.PP
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.nf
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\f(CWSDL_GL_SetAttribute( SDL_GL_RED_SIZE, 5 );
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SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, 5 );
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SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, 5 );
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SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 );
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SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
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if ( (screen=SDL_SetVideoMode( 640, 480, 16, SDL_OPENGL )) == NULL ) {
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fprintf(stderr, "Couldn\&'t set GL mode: %s
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", SDL_GetError());
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SDL_Quit();
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return;
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}\fR
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.fi
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.PP
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.PP
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.RS
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\fBNote:
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.PP
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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\&.
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.RE
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.SH "SEE ALSO"
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.PP
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\fI\fBSDL_GL_GetAttribute\fP\fR, \fIGL Attributes\fR
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.\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01
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