API Reference > geometry-core > Polyface > IndexedPolyfaceVisitor > tryGetNormalizedParameter tryGetNormalizedParameter Method Attempts to extract the normalized parameter (0,1) for the given vertex index on the current facet. Returns the normalized parameter as a point. Returns undefined on failure. tryGetNormalizedParameter(index: number, result?: Point2d): undefined | Point2d Parameter Type Description index number result Point2d Returns - undefined | Point2d Defined in polyface/IndexedPolyfaceVisitor.ts Line 103 Last Updated: 11 June, 2024