glXGetFBConfigFromVisualSGIX(3G)			OpenGL Reference - GLX

NAME    [Toc]    [Back]

     glXGetFBConfigFromVisualSGIX - return frame buffer	configuration that is
     associated	with visual

C SPECIFICATION    [Toc]    [Back]

     GLXFBConfigSGIX glXGetFBConfigFromVisualSGIX( Display *dpy,
						   XVisualInfo *vis )

PARAMETERS    [Toc]    [Back]

     dpy  Specifies the	connection to the X server.

     vis  Specifies the	visual that defines the	frame buffer resources.	 It is
	  a pointer to an XVisualInfo structure, not a visual ID or a pointer
	  to a Visual.

DESCRIPTION    [Toc]    [Back]

     If	vis is a valid XVisualInfo and it has an associated GLX	frame buffer
     configuration then	a handle to the	configuration is returned; otherwise
     NULL is returned.	Use XFree to free the data returned.

NOTES    [Toc]    [Back]

     glXGetFBConfigFromVisualSGIX 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    [Toc]    [Back]

     Returns NULL if vis is not	a valid	XVisualInfo.

SEE ALSO    [Toc]    [Back]

     glXGetFBConfigAttribSGIX, glXChooseFBConfigSGIX, glXChooseVisual,
     glXGetConfig


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