The NURBS Menu

If you have switched to the NURBS UI layout, then the NURBS menu is available on your left controller.

The menu offers the following items:

.

.

.

Create Curve

Submenu to create new curve primitives.

.

.

.

Pencil Curve Tool

The MARUI Pencil Curve Tool.

.

.

.

EP Curve Tool

The MARUI EP Curve Tool.

.

.

.

Create Surface

Submenu to create new NURBS surface primitives.

.

.

.

Revolve

Maya’s “Revolve” operation.

.

.

.

Loft

Maya’s “Loft” operation.

.

.

.

Extrude

Maya’s “Extrude” operation.

.

.

.

Convert to Polygon

Maya’s “Convert NURBS surface to polygons” operation.

.

.

.

Curve Groom Brush Tool

The Groom Brush Tool allows editing NURBS curves by “grooming” which is similar to using a comb on real hair or fibers.
This is particularly useful when working with Maya hair simulation, since you can use it to edit the rest curves of your Maya hair simulation system.
Please see this video for details on how to use the tool: