techSetEquivLayer

techSetEquivLayer(
d_techID 
l_equivLayers 
) 
=> t / nil

Description

Appends the specified set of equivalent layers to the specified technology database. ASCII technology file location: equivalentLayers subsection in the layerRules section; it lists layers that represent the same kind of material.

For more information about the equivalentLayers subsection of the technology file, see equivalentLayers in Virtuoso Technology Data ASCII Files Reference.

Arguments

d_techID	The database identifier of the technology database.
l_equivLayers	A list of equivalent layers. The list has the following syntax: list ( tx_layer … ) where, tx_layer is a layer you specify as equivalent to the other layers you list. Valid values: The layer name, the layer number, a list containing the layer name and layer purpose

Value Returned

t	The equivalent layers were appended to the equivalentLayers subsection of the technology database, or the specified layers were already listed as equivalent layers in the equivalentLayers subsection.
nil	The technology database does not exist or one or more specified layers are not defined in the technology database.

Example

techSetEquivLayer(tfID list("metal1" "metal2"))

Appends the equivalent layer set of metal1 and metal2 to the equivalentLayers subsection of the technology database identified by tfID.

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