Modify Curve

Add Point

Adds point to an existing curve.

Remove Point

Removes a point from an existing curve.

Insert Segment

Insert a segment to an existing curve.

Select a curve to insert segment, there are different options to insert segment in drop-down:

Remove Segment

Removes a segment from a curve, curve must have a more than one segment to be able to remove a segment.

Add Limit

Add limits to curve. Curve can be limited by one of options in drop-down:

Remove Limit

Removes a limit from a selected curve.

Convert Spline

Converts Spline into Polyline.