API Reference > geometry-core > CartesianGeometry > Vector3d > setStartEnd setStartEnd Method Set (replace) xzz components so they are a vector from point0 to point1 setStartEnd(point0: Readonly<WritableXYAndZ>, point1: Readonly<WritableXYAndZ>): void Parameter Type Description point0 Readonly<WritableXYAndZ> start point of computed vector point1 Readonly<WritableXYAndZ> end point of computed vector. Returns - void Defined in geometry3d/Point3dVector3d.ts Line 756 Last Updated: 12 June, 2024