containsPoint( point ) {

		const faces = this.faces;

		for ( let i = 0, l = faces.length; i < l; i ++ ) {

			const face = faces[ i ];

			// compute signed distance and check on what half space the point lies

			if ( face.distanceToPoint( point ) > this.tolerance ) return false;

		}

		return true;

	}
Returns `true` if the given point lies in the convex hull.

@param {Vector3} point - The point to test.
@return {boolean} Whether the given point lies in the convex hull or not.