oaGateOrientation

Specifies the orientation required for building gates on a layer as one of the following: horizontal, vertical, or any. Gates can be built using any orientation if any is specified or if this constraint is not set. Optional width parameter limits application of the constraint to only those gates that have a width equal to or less than the set value.

oaGateOrientation Quick Reference

Constraint Type	Layer
Value Types	`StringAsIntValue`
Database Types	Design, Technology
Scope	design, foundry
Category	Miscellaneous

Value Type

StringAsIntValue

String value that is stored as an integer value.

Values:
anyGateOrientation   0 (any direction)
horizontalGateOrientation  1 (horizontal)
verticalGateOrientation   2  (vertical)

Optional Parameter

width

Specifies in user units the maximum gate width at which this constraint applies. If not specified, the orientation applies to all gates.

Type: Value

Examples

set_constraint_parameter -name width -Value 1.2
set_layer_constraint -constraint oaGateOrientation -layer poly1 \
 -StringAsIntValue "horizontalGateOrientation"

Virtuoso Space-based Router Constraint Reference
Product Version IC23.1, June 2023