API Reference > geometry-core > CartesianGeometry > Vector3d > unitCrossProduct unitCrossProduct Method Compute the cross product of this vector with vectorB. Immediately pass it to normalize. unitCrossProduct(vectorB: Vector3d, result?: Vector3d): undefined | Vector3d Parameter Type Description vectorB Vector3d second vector for cross product. result Vector3d Returns - undefined | Vector3d see Vector3d method normalize() for error condition. Defined in geometry3d/Point3dVector3d.ts Line 996 Last Updated: 12 June, 2024