To set up level plane parameters, go to the Level Planes tab of the 3D Scene Options dialog box:
The list of all the level planes is displayed to the right of the sample scene.
The following operations are available when working with level planes:
The selected checkboxes that contain level plane names show surfaces in the scene. All surfaces are displayed in the scene by default.
To set up a level plane selected in the list, define the following parameters in the Plane group:
See also: