Method keyboard_callback

tools/vlp_viewer.cpp:107–144

    }

    void
    keyboard_callback (const KeyboardEvent& event,
                       void* /*cookie*/)
    {
      if (event.keyUp ())
      {
        switch (event.getKeyCode ())
        {
          case '0':
            delete handler_;
            handler_ = new PointCloudColorHandlerCustom<PointXYZI> (255, 255, 255);
            break;
          case '1':
            delete handler_;
            handler_ = new PointCloudColorHandlerGenericField<PointXYZI> ("x");
            break;
          case '2':
            delete handler_;
            handler_ = new PointCloudColorHandlerGenericField<PointXYZI> ("y");
            break;
          case '3':
            delete handler_;
            handler_ = new PointCloudColorHandlerGenericField<PointXYZI> ("z");
            break;
          case '4':
            delete handler_;
            handler_ = new PointCloudColorHandlerGenericField<PointXYZI> ("intensity");
            break;
          case 'a':
            cloud_viewer_->removeAllCoordinateSystems ();
            cloud_viewer_->addCoordinateSystem (1.0, "global");
            break;
          case 'A':
            cloud_viewer_->removeAllCoordinateSystems ();
            break;
        }
      }
    }

    void
    run ()