code: function highlightNodeWebGL(node) {
      var ui = graphics.getNodeUI(node._id);
      if (prevNodeUI){
          prevNodeUI.size = NODE_SIZE;
          //prevNodeUI.color = hexColorToWebGLColor(colorsByNodeType[node._type]);
      }
      prevNodeUI = ui;
  
      ui.size = NODE_SIZE * 4;
      //ui.color = 0xFFA500FF; //orange
      if (isPaused){
          renderer.rerender();
      }
  }
docs: Highlight function especially for WebGL
  @param node