API Reference > geometry-core > Curve > Arc3d > appendPlaneIntersectionPoints appendPlaneIntersectionPoints Method compute intersections with a plane. appendPlaneIntersectionPoints(plane: PlaneAltitudeEvaluator, result: CurveLocationDetail[]): number Parameter Type Description plane PlaneAltitudeEvaluator plane to intersect result CurveLocationDetail[] array of locations on the curve. Returns - number Defined in curve/Arc3d.ts Line 635 Last Updated: 11 June, 2024