Add & Delete A Node

Command:

Menu【Node > Add】                  Node Editing Bar 

Menu【Node >Delete】                 Node Editing Bar

To add a node

Steps：

1 Enter the node editing mode.

2 Click on the location where you are going to put the new node.

3 A black dot appears in this position.

4 Click Menu【Node > Add】.

Or by double click the left button.

To delete a node

Steps：

1 Select a node.

2 Click Menu【Node > Delete】.

Or by double click the left button.