Product Documentation
Virtuoso Interactive and Assisted Routing User Guide
Product Version IC23.1, September 2023

weChangeWireDirectionAfterVia

layout weChangeWireDirectionAfterVia boolean { t | nil }

Description

Determines whether the direction of the outgoing wires changes after vias are inserted. When vias are being dropped, hold down the Ctrl key and press the middle mouse button to toggle the value of the environment variable between t and nil.

When set to t, the default via pattern, during via up and via down, is diagonal for Auto No Crossing. Also, the direction of the outgoing wires is orthogonal to the incoming wires.

When set to nil, the via pattern, during via up and via down, is staggered for Auto No Crossing. Also, the direction of the outgoing wires is the same as that of the incoming wires.

The default is t.

GUI Equivalent

None

Examples

envGetVal("layout" "weChangeWireDirectionAfterVia")
envSetVal("layout" "weChangeWireDirectionAfterVia" 'boolean nil)

Related Topics

Variables to Customize the Interactive and Assisted Routing Settings


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