API Reference > geometry-core > CartesianGeometry > ClipPlane > isPointOn isPointOn Method Return true if spacePoint is strictly on the plane, within tolerance isPointOn(point: Point3d, tolerance: number = Geometry.smallMetricDistance): boolean Parameter Type Description point Point3d tolerance number tolerance for considering "near plane" to be "on plane" Returns - boolean Defined in core/geometry/src/clipping/ClipPlane.ts Line 350 Last Updated: 13 June, 2024