Product Documentation
Virtuoso Technology Data Constraints Reference
Product Version IC23.1, November 2023

oneSideSpacing

spacings(
( oneSideSpacing (tx_layer1 tx_layer2tx_layerN) )
) ;spacings

(Virtuoso Advanced Node for Layout Only) Specifies that the minSpacing rules defined in the default constraint group of a net apply to any one side of the shapes on that net.

Values

tx_layer1 tx_layer2 … tx_layerN

The layers on which the constraint is applied. Use a space-separated list of layer names or layer numbers. Additionally, enclose each layer name in double quotes.

Type: String (layer name) or Integer (layer number)

Parameters

None

Examples

Example 1: oneSideSpacing with layer names

The minSpacing rules defined in the default constraint group of a net apply to any one side of Metal1, Metal2, and Metal3 shapes on that net.

spacings(
    ( oneSideSpacing ("Metal1" "Metal2" "Metal3") ) 
) ;spacings

Example 2: oneSideSpacing with layer numbers

The minSpacing rules defined in the default constraint group of a net apply to any one side of Metal1, Metal2, and Metal3 shapes on that net.

spacings(
    ( oneSideSpacing (30 34 38) ) 
) ;spacings

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