Product Documentation
Virtuoso Layout Suite SKILL Reference
Product Version IC23.1, November 2023

techIsLxNoOverlapLayer

techIsLxNoOverlapLayer(
d_techFileID
tx_layer1
tx_layer2
)
=> t / nil

Description

Indicates whether the specified pair of layers is a derived no overlap layer in the specified technology file. The order in which the layers is specified does not matter.

Arguments

d_techFileID

Database ID of the technology file.

tx_layer1

First of two layers to be checked.
Valid Values: Layer name or number.

tx_layer2

Second of two layers to be checked.
Valid Values: Layer name or number

Value Returned

t

The pair of layers comprises a derived no overlap layer.

nil

The technology file does not exist or the layer pair does not comprise a no overlap derived layer.

Example

techIsLxNoOverlapLayer( techFileID '( "diff" "poly1" ) )
=> t

Confirms that the layers diff and poly1 comprise a no overlap derived layer in the technology file identified by techFileID.


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