Silhouette
If there is no compatible (STRING, OUTLINE, PIT) layer open, the silhouettes will be written to a new String layer. The attributes of the input wireframes are written to the String file.
If one or more compatible layers are open, you will be prompted to select a new or existing layer as the active layer:
If no wireframes are selected, the Selection Assistant will prompt you to select them:
Select one or more wireframes and click the Accept button. The silhouettes of the wireframes are added to the active layer.
A function to generate a wireframe silhouette from any direction is available on the Wireframe tab, in the Generate Strings group. See: Silhouette (form)