validLayers – Bulk Area Layers Specification
You can use the validLayers constraint to define the area of a shapeless bulk terminal. The area of a shapeless bulk terminal is determined using an AND operation between the shapes on one layer with the shapes on another layer.
Consider the following validLayers constraint definition:
(BulkLayer 10001 (Oxyde 'and Poly))
(validLayers (BulkLayer))
The constraint definition indicates that:
-
All purposes of
PolyandOxideare extractable -
Intersections of
PolyandOxidedefine the area of the shapeless bulk terminals.
Related Topics
validLayers – Layer-Purpose Pairs Specification
validLayers – Stop Layers Specification
validLayers – Enclosed Stop Layers Specification
validLayers – Color-Dependent Stopped and Stop Layers Specification
validLayers – Substrate Layer Specification
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