   static animateIn = () => {
                this.enabled = true;
            };
        }

        class WorldController {
            static init() {
                this.initWorld();
                this.initLights();
                this.initLoaders();
                this.initEnvironment();
                this.initPhysics();

                this.addListeners();
            }

            static initWorld() {
                this.renderer = new WebGLRenderer({
                    powerPreference: 'hi