API Reference > geometry-core > Polyface > IndexedPolyface > _facetToFaceData _facetToFaceData Protected _facetToFaceData: number[] For facet i, _facetToFaceData[i] is the index of the faceData entry for the facet. _facetToFaceData has one entry per facet. Defined in core/geometry/src/polyface/Polyface.ts Line 148 Last Updated: 13 June, 2024