NURBS Pipe Elbow Viewer

This viewer renders the inner and outer NURBS surfaces of the trivariate pipe elbow. Use controls to refine and inspect the geometry.

Mesh resolution (u × v)

Show control net

Toggle control net and control points

Show inner / outer surfaces

Inner surface

Outer surface

Knot insertion (circumferential)

Insert a knot in the circumferential knot vector (one step). This demonstrates refinement via homogeneous-space Boehm insertion.