Method Demo

Wrapping/Java/vtk/sample/Demo.java:130–182

()

  // -----------------------------------------------------------------

  public Demo() {
    super(new BorderLayout());
    panel3d = new vtkPanel();
    gcStatus = new JLabel("");
    runGC = new JCheckBox("Enable GC", false);
    debugMode = new JCheckBox("Debug mode", false);
    exec = new ExecutorCompletionService<vtkActor>(Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors()));

    // Setup UI
    JPanel statusBar = new JPanel();
    statusBar.setLayout(new BoxLayout(statusBar, BoxLayout.X_AXIS));
    statusBar.add(runGC);
    statusBar.add(debugMode);
    statusBar.add(Box.createHorizontalGlue());
    statusBar.add(gcStatus);
    add(panel3d, BorderLayout.CENTER);
    add(statusBar, BorderLayout.SOUTH);

    // Init app
    // this.setupGC(); // We use a Swing timer that show the result in UI
    // instead..
    this.setupWorkers();

    // Update GC info into the UI every seconds
    // Reset camera each seconds the first 10 ones
    this.nbSeconds = 0;
    new Timer(1000, new ActionListener() {

      public void actionPerformed(ActionEvent e) {
        if (nbSeconds++ < 10) {
          panel3d.resetCamera();
        }
        vtkRenderer renderer = panel3d.GetRenderer();
        if (renderer.GetNumberOfPropsRendered() > 1) {
          renderer.RemoveActor(renderer.GetActors().GetLastProp());
        }

        // Run GC in local thread (EDT)
        if (runGC.isSelected()) {
          vtkReferenceInformation info = vtkObject.JAVA_OBJECT_MANAGER.gc(debugMode.isSelected());
          if (debugMode.isSelected()) {
            System.out.println(info.listKeptReferenceToString());
            System.out.println(info.listRemovedReferenceToString());
          }
          gcStatus.setText(info.toString());
        } else {
          gcStatus.setText("");
        }

        panel3d.Render();
      }
    }).start();
  }

  private void setupGC() {
    // Setup GC to run every 1 second in EDT