*.js

 /**
         * Start main render loop
         */
        beginRenderToContainer: function(container){

            // Prepare render
            this.scene.defaultCamera.updateProjectionMatrix();
            this.container = container;
            this.clock.start();

            // Create render
            this.renderer = new Renderer(this.container, this.scene);

            // Schedule firs render step
            self.requestAnimationFrame(this.renderStep.bind(this));

            // Notify script engine and other about render start
            this.events.trigger('render:start');

            // Save last time
            this.lastTime = this.clock.getElapsedTime();
        },