techSetPrRoutingLayers

techSetPrRoutingLayers(
d_techID 
l_routingLayers
) 
=> t / nil

Description

Updates the specified technology database to change or add the preferred routing direction for each of the specified layers. ASCII technology file location: routingDirections subsection in the layerRules section.

Arguments

d_techID

The database identifier of the technology database.

l_routingLayers

A list of the layers and the direction keywords you want to define. The list has the following syntax:

list ( list ( tx_layer t_direction ) … )

where,

tx_layer is the layer.
Valid values: The layer name, the layer number
t_direction is the preferred routing direction for the layer.
Valid values: horizontal, vertical

Value Returned

`t`	The specified technology database was updated.
`nil`	The technology database does not exist.

Example

techSetPrRoutingLayers(tfID list(list("METAL2" "vertical") 
    list("METAL3" "vertical")))

=> t

Changes or adds the preferred routing direction for METAL2 and METAL3 to vertical in the routingDirections subsection of the technology database identified by tfID.

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Virtuoso Technology Data SKILL ReferenceProduct Version IC23.1, June 2023