Once you added source nodes to your scene, you
can access the Source menu to apply various settings.
To
access the Source menu:
Do
one of the following:
Select
a Matte or Front Source node in the schematic, and then click the Source
menu button.
NoteIf no source node is selected when first
accessing the Source menu, or if there are no source nodes present
in the scene, all of the options in the menu are disabled.
Double-click
a Matte or Front Source node in the schematic.