API Reference > geometry-core > Curve > LineString3d > createForStrokes createForStrokes MethodStatic options.needParams triggers creation of fraction array and uvParams array. options.needNormals triggers creation of derivatives array createForStrokes(capacity: number = 0, options: StrokeOptions | undefined): LineString3d Parameter Type Description capacity number if positive, initial capacity of arrays options StrokeOptions | undefined optional, to indicate if fraction and derivative arrays are required. Returns - LineString3d Defined in core/geometry/src/curve/LineString3d.ts Line 954 Last Updated: 13 June, 2024