constructor( p0 = new Plane(), p1 = new Plane(), p2 = new Plane(), p3 = new Plane(), p4 = new Plane(), p5 = new Plane() ) {

		/**
		 * This array holds the planes that enclose the frustum.
		 *
		 * @type {Array<Plane>}
		 */
		this.planes = [ p0, p1, p2, p3, p4, p5 ];

	}
Constructs a new frustum.

@param {Plane} [p0] - The first plane that encloses the frustum.
@param {Plane} [p1] - The second plane that encloses the frustum.
@param {Plane} [p2] - The third plane that encloses the frustum.
@param {Plane} [p3] - The fourth plane that encloses the frustum.
@param {Plane} [p4] - The fifth plane that encloses the frustum.
@param {Plane} [p5] - The sixth plane that encloses the frustum.