Before you begin: Create a 3D shape containing a surface, for instance an extrude surface.
From the
Design Lattice
Area section of the action bar, click Close Surface
.
In the Object to close box, select the surface to be closed.
Click OK.
The surface is closed. The operation (identified as
CloseSurface.xxx) is added to the tree. The resulting feature does not keep the color of the
original surface, but is displayed in the color you selected as default for
volumes: