API Reference > geometry-core > Curve > LineString3d > packedUVParams packedUVParams AccessorReadOnly Return the (optional) array of uv params. These Are only present during certain constructions such as faceting. get: GrowableXYArray | undefined Returns - GrowableXYArray | undefined Defined in core/geometry/src/curve/LineString3d.ts Line 119 Last Updated: 15 June, 2021