text: export default class NodeFrame {
  
      constructor(time) {
          this.time = time !== undefined ? time : 0;
          this.id = 0;
      }
  
      update( delta ) {
          ++ this.id;
          
          his.time += delta;
          this.delta = delta;
  
          return this;
      }
  
      setRenderer( renderer ) {
  
          this.renderer = renderer;
  
          return this;
  
      }
  
      setRenderTexture( renderTexture ) {
  
          this.renderTexture = renderTexture;
          return this;
  
      }
  
      updateNode( node ) {
  
          if ( node.frameId === this.id ) return this;
  
          node.updateFrame( this );
  
          node.frameId = this.id;
  
          return this;
  
      }
  
  };