View Source: SDL_GL_SetAttribute(3) - Waikato Linux Users Group

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SDL_GL_!SetAttribute
!!!SDL_GL_!SetAttribute
NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
EXAMPLE
SEE ALSO
----
!!NAME


SDL_GL_!SetAttribute- Set a special SDL/OpenGL attribute
!!SYNOPSIS


__#include __


__int SDL_GL_!SetAttribute__(__SDL_GLattr attr, int
value__);
!!DESCRIPTION


Sets the OpenGL ''attribute'' __attr__ to
__value__. The attributes you set don't take effect until
after a call to __SDL_!SetVideoMode__. You should use
__SDL_GL_!GetAttribute__ to check the values after a
__SDL_!SetVideoMode__ call.
!!RETURN VALUE


Returns __0__ on success, or __-1__ on
error.
!!EXAMPLE


SDL_GL_!SetAttribute( SDL_GL_RED_SIZE, 5 );
SDL_GL_!SetAttribute( SDL_GL_GREEN_SIZE, 5 );
SDL_GL_!SetAttribute( SDL_GL_BLUE_SIZE, 5 );
SDL_GL_!SetAttribute( SDL_GL_DEPTH_SIZE, 16 );
SDL_GL_!SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
if ( (screen=SDL_!SetVideoMode( 640, 480, 16, SDL_OPENGL )) == NULL ) {
fprintf(stderr,


__Note:__


The __SDL_DOUBLEBUF__ 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.
!!SEE ALSO


__SDL_GL_!GetAttribute__, ''GL
Attributes''
----

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Last edited on Monday, June 3, 2002 6:53:42 pm by "perry"

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