or( state.plane, 'color' ).onChange( function () {

					fillPlane.material.color = new THREE.Color( state.plane.color );

				} );
				planeFolder.add( state.plane, 'opacity', 0, 1, 0.01 ).onChange( function () {

					fillPlane.material.opacity = state.plane.opacity;

				} );

				gui.add( state, 'showWireframe' ).onChange( function () {

					if ( state.showWireframe ) {

						scene.add( cameraHelper );

					} else {

						scene.remove( cameraHelper );

					}

				} );

				//

				renderer = new TH