glXGetVisualFromFBConfigSGIX(3G) OpenGL Reference - GLX
NAME
glXGetVisualFromFBConfigSGIX - return visual that is associated with the
frame buffer configuration
C SPECIFICATION
XVisualInfo * glXGetVisualFromFBConfigSGIX( Display *dpy,
GLXFBConfigSGIX config )
PARAMETERS
dpy Specifies the connection to the X server.
config Specifies the GLX frame buffer configuration.
DESCRIPTION
If config is a valid GLX frame buffer configuration and it has an
associated X Visual then information describing that visual is returned;
otherwise NULL is returned. Use XFree to free the data returned.
NOTES
glXGetVisualFromFBConfigSGIX is part of the GLX_SGIX_fbconfig extension.
XVisualInfo is defined in Xutil.h. It is a structure that includes
visual, visualID, screen, and depth elements.
ERRORS
Returns NULL if config is not a valid GLXFBConfig.
SEE ALSO
glXGetFBConfigAttribSGIX, glXChooseFBConfigSGIX, glXChooseVisual,
glXGetConfig
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