Create Runoff Surface

Creates a runoff surface automatically.

Access:
	On the Core/Cavity tab, click Create Runoff Surface.

Runoff Loop	Auto Detect Enables automatic detection of all loop edges. Name Specifies the name of the manually selected or auto-detected edges. Direction Specifies the direction of the edge. Click Direction, click the pull-down menu, and select the X, -X, Y, or -Y position.
	Preview Updates the preview of the runoff surface in the graphics window.
	Optional Extends the dialog to display more options.