glXGetVisualFromFBConfigSGIX(3G)

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