(function () {
  class RenderPass extends THREE.Pass {
    constructor(scene, camera, overrideMaterial, clearColor, clearAlpha) {
      super();
      this.scene = scene;
      this.camera = camera;
      this.overrideMaterial = overrideMaterial;
      this.clearColor = clearColor;
      this.clearAlpha = clearAlpha !== undefined ? clearAlpha : 0;
      this.clear = true;
      this.clearDepth = false;
      this.needsSwap = false;
      this._oldClearColor = new THREE.Color();
    }

    render(
      renderer,
      writeBuffer,
      readBuffer
      /*, deltaTime, maskActive */
    ) {
      const oldAutoClear = renderer.autoClear;
      renderer.autoClear = false;
      let oldClearAlpha, oldOverrideMaterial;

      if (this.overrideMaterial !== undefined) {
        oldOverrideMaterial = this.scene.overrideMaterial;
        this.scene.overrideMaterial = this.overrideMaterial;
      }

      if (this.clearColor) {
        renderer.getClearColor(this._oldClearColor);
        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.render(this.scene, this.camera);

      if (this.clearColor) {
        renderer.setClearColor(this._oldClearColor, oldClearAlpha);
      }

      if (this.overrideMaterial !== undefined) {
        this.scene.overrideMaterial = oldOverrideMaterial;
      }

      renderer.autoClear = oldAutoClear;
    }
  }

  THREE.RenderPass = RenderPass;
})();