text: const THREE = require('../../three.js');
  
  /**
   * @author alteredq / http://alteredqualia.com/
   */
  
  THREE.RenderPass = function (scene, camera, overrideMaterial, clearColor, clearAlpha) {
  
  	THREE.Pass.call(this);
  
  	this.scene = scene;
  	this.camera = camera;
  
  	this.overrideMaterial = overrideMaterial;
  
  	this.clearColor = clearColor;
  	this.clearAlpha = (clearAlpha !== undefined) ? clearAlpha : 0;
  
  	this.clear = false;
  	this.clearDepth = false;
  	this.needsSwap = false;
  
  };
  
  THREE.RenderPass.prototype = Object.assign(Object.create(THREE.Pass.prototype), {
  
  	constructor: THREE.RenderPass,
  
  	render: function (renderer, writeBuffer, readBuffer /*, deltaTime, maskActive */) {
  
  		var oldAutoClear = renderer.autoClear;
  		renderer.autoClear = false;
  
  		var oldClearColor, oldClearAlpha, oldOverrideMaterial;
  
  		if (this.overrideMaterial !== undefined) {
  
  			oldOverrideMaterial = this.scene.overrideMaterial;
  
  			this.scene.overrideMaterial = this.overrideMaterial;
  
  		}
  
  		if (this.clearColor) {
  
  			oldClearColor = renderer.getClearColor().getHex();
  			oldClearAlpha = renderer.getClearAlpha();
  
  			renderer.setClearColor(this.clearColor, this.clearAlpha);
  
  		}
  
  		if (this.clearDepth) {
  
  			renderer.clearDepth();
  
  		}
  
  		renderer.setRenderTarget(this.renderToScreen ? null : readBuffer);
  
  		// TODO: Avoid using autoClear properties, see https://github.com/mrdoob/three.js/pull/15571#issuecomment-465669600
  		if (this.clear) renderer.clear(renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil);
  
  		renderer.state.reset()
  		renderer.render(this.scene, this.camera);
  
  		if (this.clearColor) {
  
  			renderer.setClearColor(oldClearColor, oldClearAlpha);
  
  		}
  
  		if (this.overrideMaterial !== undefined) {
  
  			this.scene.overrideMaterial = oldOverrideMaterial;
  
  		}
  
  		renderer.autoClear = oldAutoClear;
  
  	}
  
  });
  
  module.exports = exports = { 'THREE.RenderPass': THREE.RenderPass };