Overview

Separate from Surface is a function to changing inner curves to outer curves.

Location

2D View > Inner Curve > Context Menu > Separate from Surface

Operation Method

1. Draw an inner curve inside the surface via 2D menu > Curve.
2. Select the inner curves in All / Curves Selection Mode.
3. Right-click on the selected inner curve to open the context menu, then select Separate from Surface.
4. You can check the inner curve being changed into an outer curve in 2D view.