API Reference > geometry-core > Polyface > IndexedPolyface > addIndexedPolyface addIndexedPolyface Method Add facets from source to this polyface. optionally reverse the facets. optionally apply a transform to points. will only copy param, normal, color, and face data if we are already tracking them AND/OR the source contains them addIndexedPolyface(source: IndexedPolyface, reversed: boolean, transform: Transform | undefined): void Parameter Type Description source IndexedPolyface reversed boolean transform Transform | undefined Returns - void Defined in core/geometry/src/polyface/Polyface.ts Line 182 Last Updated: 13 June, 2024