NURBS Patch Modeling

Bi-Rail 2
Boundary
Square

Stitch Edge
Global Stitch

Resources Folder:

NURBS_squirrel.pdf
NURBS_to_poly.pdf
socking.pdf - (global stitch settings in the end of the document)
NURBS_head - video+support files

NURBS trimmed surfaces (subcase of Planar surface) (TireTut.pdf in Resources folder)
NURBS circular and freeform fillets
Materials with Projection-based textures
Tesselation settings for rendering NURBS (in Attribute Editor)