Cusping & Smooth

Cusp and smooth are the two types of relative positions between nodes and their controlling points.

Command:

 Menu【Node > Cusping】                    Node Editing Bar 

  MenuNode > Smooth                           Node Editing Bar

To cusp a node

       Steps：

     1 Enter node editing mode

     2 Select the node.

     3 Click Menu【Node > Cusping】.

     4 Move the controlling points by dragging the mouse.

To smooth a node

       Steps：

     1 Enter node editing mode

     2 Select the node.

     3 ClickMenu【Node > Smooth】.

      4.Change the shape of the curve by changing the position of the controlling points.

Note: Smooth function should only be applied to acute nodes, and Cusping operation is only valid to smooth nodes.