useLayoutAsSeed
layoutXL.AP useLayoutAsSeed boolean { t | nil }
Description
Runs the placer from its current layout. The placement results depend on the starting layout. Consider the same layout generated using two different methods. The placement results for these layouts might differ.
However, placement results will remain the same for a specific starting layout. For example, the placement result will remain the same for a layout that is always generated using Generating All Components from Source.
GUI Equivalent
Examples
envGetVal("layoutXL.AP" "useLayoutAsSeed")
envSetVal("layoutXL.AP" "useLayoutAsSeed" 'boolean t)
envSetVal("layoutXL.AP" "useLayoutAsSeed" 'boolean nil)
Related Topics
Virtuoso Automated Device Placement and Routing Flow
Auto P&R Assistant User Interface for Device-Level Placement
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