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. packedUVParams: undefined | GrowableXYArray Returns - undefined | GrowableXYArray Defined in curve/LineString3d.ts Line 119 Last Updated: 11 June, 2024