/** * @author mrdoob / http://mrdoob.com/ */ THREE.ClearPass = function () { THREE.Pass.call( this ); this.needsSwap = false; }; THREE.ClearPass.prototype = Object.assign( Object.create( THREE.Pass.prototype ), { constructor: THREE.ClearPass, render: function ( renderer, writeBuffer, readBuffer, delta, maskActive ) { renderer.setRenderTarget( readBuffer ); renderer.clear(); } } );