API Reference > geometry-core > CartesianGeometry > ConvexClipPlaneSet > addZClipPlanes addZClipPlanes Method Add planes for z-direction clip between low and high z levels. addZClipPlanes(invisible: boolean, zLow?: number, zHigh?: number): void Parameter Type Description invisible boolean value to apply to the invisible bit for the new planes zLow number low z value. The plane clips out points with z below this. zHigh number high z value. The plane clips out points with z above this. Returns - void Defined in core/geometry/src/clipping/ConvexClipPlaneSet.ts Line 698 Last Updated: 13 June, 2024