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GLUNURBSCALLBACKDATAEXT(3G)											       GLUNURBSCALLBACKDATAEXT(3G)

NAME
       gluNurbsCallbackDataEXT - set a user data pointer

C SPECIFICATION
       void gluNurbsCallbackDataEXT( GLUnurbs* nurb,
				     GLvoid* userData )

PARAMETERS
       nurb	 Specifies the NURBS object (created with gluNewNurbsRenderer).

       userData  Specifies a pointer to the user's data.

DESCRIPTION
       gluNurbsCallbackDataEXT	is used to pass a pointer to the application's data to NURBS tessellator. A copy of this pointer will be passed by
       the tessellator in the NURBS callback functions (set by gluNurbsCallback).

SEE ALSO
       gluNurbsCallback(3G)

														       GLUNURBSCALLBACKDATAEXT(3G)