nurbs points menu

make sketch

Purpose
To add a new curve to the model by sketching it.

Usage
Click the make sketch button to activate it, then activate a window with the left mouse button. By holding the middle mouse button pressed while moving the mouse, a curve will be sketched in the window.
Click again with the left mouse button to stop sketching.

Comments
The new curve will be a third degree curve. All other created curves are second degree.