gluNurbsCallbackData.3G - Man Page
set a user data pointer
C Specification
void gluNurbsCallbackData( GLUnurbs* nurb,
GLvoid* userData )
Parameters
- nurb
Specifies the NURBS object (created with gluNewNurbsRenderer).
- userData
Specifies a pointer to the user's data.
Description
gluNurbsCallbackData 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).
Notes
gluNurbsCallbackData is available only if the GLU version is 1.3 or greater.