- Click
.
- In the Boundary Creation dialog box, in the Object Type list, select Polyline.
- Under Boundary Set, do one of the following:
- To create a boundary set from all objects visible in the current viewport, select Current Viewport.
- To specify which objects to include in the boundary set, click New. Select the objects that you want to use to create the boundary.
- Click Pick Points.
- Specify points within each area to form a boundary polyline.
Note: This area must be totally enclosed: there can be no gaps between enclosing objects.
- Press Enter to create the boundary polyline and end the command.
Note: The polyline may not be visible as it overlaps the objects used to create it.