, stats;

			let cameraRTT, sceneRTT, sceneScreen, renderer, zmesh1, zmesh2;

			let mouseX = 0, mouseY = 0;

			const windowHalfX = window.innerWidth / 2;
			const windowHalfY = window.innerHeight / 2;

			let rtTexture, material, quad;

			let delta = 0.01;
			let valueNode;

			init();

			function init() {

				container = document.getElementById( 'container' );

				cameraRTT = new THREE.OrthographicCamera( window.innerWidth / - 2, window.innerWidth / 2, window.innerHeight / 2, window.innerHeight / - 2