gluNurbsCallbackDataEXT.3G - Man Page
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).