fps.print("FPS: " + (int) tpf + " - " +
fps.print("FPS: " + (int) timer.getFrameRate() + " - " +
  protected final void update(float interpolation) {    timer.update();    tpf = timer.getTimePerFrame();    input.update(tpf);    fps.print("FPS: " + (int) tpf + " - " +              display.getRenderer().getStatistics());    simpleUpdate();    rootNode.updateGeometricState(tpf, true);    if (KeyBindingManager        .getKeyBindingManager()        .isValidCommand("toggle_wire", false)) {      wireState.setEnabled(!wireState.isEnabled());      rootNode.updateRenderState();    }    if (KeyBindingManager        .getKeyBindingManager()        .isValidCommand("toggle_lights", false)) {      lightState.setEnabled(!lightState.isEnabled());      rootNode.updateRenderState();    }    if (KeyBindingManager        .getKeyBindingManager()        .isValidCommand("toggle_bounds", false)) {      showBounds = !showBounds;    }    if (KeyBindingManager        .getKeyBindingManager()        .isValidCommand("camera_out", false)) {      System.err.println("Camera at: "+display.getRenderer().getCamera().getLocation());    }  }