//ControllIO controllIO;
//ControllDevice joypad;
//
//ControllButton buttonA;
//ControllButton buttonB;
//ControllButton buttonX;
//ControllButton buttonY;
//ControllButton buttonL;
//ControllButton buttonR;
//ControllButton buttonStart;
//
//ControllCoolieHat dpad;
//
//List<String> devices = new ArrayList<String>(
//  Arrays.asList("Controller (Xbox 360 Wireless Receiver for Windows)", 
//                "Controller (XBOX 360 For Windows)"));
//
//String signalFromGamepad = null;
//
//static final String BUTTON_A_RELEASED = "ButtonAReleased";
//static final String BUTTON_B_RELEASED = "ButtonBReleased";
//static final String BUTTON_L_RELEASED = "ButtonLReleased";
//static final String BUTTON_R_RELEASED = "ButtonRReleased";
//static final String BUTTON_START_RELEASED = "ButtonStartReleased";
//
//void gamepad_init()
//{
//  controllIO = ControllIO.getInstance(this);
//
//  try
//  {
//    controllIO.printDevices();
//    for (int i = 0; i<devices.size(); i++)
//    {
//      try
//      {
//        println("trying " + i + ": " + devices.get(i));
//        joypad = controllIO.getDevice(devices.get(i));
//        break;
//      }
//      catch (RuntimeException e)
//      {
//        println("Requested device (" + devices.get(i) + ") not found.");
//        joypad = null;
//      }   
//    }
//    
//    if (joypad != null)
//    {
//      joypad.printButtons();
//    
//      buttonA = joypad.getButton("Button 0");
//      buttonB = joypad.getButton("Button 1");
//      buttonX = joypad.getButton("Button 2");
//      buttonY = joypad.getButton("Button 3");
//      
//      buttonL = joypad.getButton("Button 4");
//      buttonR = joypad.getButton("Button 5");
//      
//      buttonStart = joypad.getButton("Button 7");
//      
//      buttonA.plug(this, "buttonARelease", ControllIO.ON_RELEASE);
//      buttonB.plug(this, "buttonBRelease", ControllIO.ON_RELEASE);
//      buttonX.plug(this, "buttonXPress", ControllIO.ON_PRESS);
//      buttonX.plug(this, "buttonXRelease", ControllIO.ON_RELEASE);
//      buttonY.plug(this, "buttonYRelease", ControllIO.ON_RELEASE);
//      
//      buttonL.plug(this, "buttonLRelease", ControllIO.ON_RELEASE);
//      buttonR.plug(this, "buttonRRelease", ControllIO.ON_RELEASE);
//      
//      buttonStart.plug(this, "buttonStartRelease", ControllIO.ON_RELEASE);
//      
//      dpad = joypad.getCoolieHat(10);
//      dpad.setMultiplier(4);
//      dpad.plug(this, "dpadPress", ControllIO.ON_PRESS);
//    }
//  }
//  catch (RuntimeException e)
//  {
//    println("Exception occurred while initialising gamepad: " + e.getMessage());
//  }
//}
//
//public void buttonARelease()
//{
//  signalFromGamepad = BUTTON_A_RELEASED;
//}
//public void buttonBRelease()
//{
//  signalFromGamepad = BUTTON_B_RELEASED;
//}
//public void buttonLRelease()
//{
//  signalFromGamepad = BUTTON_L_RELEASED;
//}
//public void buttonRRelease()
//{
//  signalFromGamepad = BUTTON_R_RELEASED;
//}
//public void buttonStartRelease()
//{
//  signalFromGamepad = BUTTON_START_RELEASED;
//}
//
//void buttonXPress()
//{
//  drawingLiveVideo = true;
//}
//void buttonXRelease()
//{
//  drawingLiveVideo = false;
//}
//void buttonYRelease()
//{
//  flipWebcamImage = !flipWebcamImage;
//}
//
//void dpadPress(float x, float y)
//{
//  float val = dpad.getValue();
//  if (val == 6.0)
//  {
//    liveSimplification--;
//    if (liveSimplification < LIVE_SIMPLIFICATION_MIN)
//      liveSimplification = LIVE_SIMPLIFICATION_MIN;
//  }
//  else if (val == 2.0)
//  {
//    liveSimplification++;
//    if (liveSimplification > LIVE_SIMPLIFICATION_MAX)
//      liveSimplification = LIVE_SIMPLIFICATION_MAX;
//  }
//  if (val == 8.0) // left
//  {
//    pathLengthHighPassCutoff--;
//    if (pathLengthHighPassCutoff < PATH_LENGTH_HIGHPASS_CUTOFF_MIN)
//      pathLengthHighPassCutoff = PATH_LENGTH_HIGHPASS_CUTOFF_MIN;
//  }
//  else if (val == 4.0) // right
//  {
//    pathLengthHighPassCutoff++;
//    if (pathLengthHighPassCutoff > PATH_LENGTH_HIGHPASS_CUTOFF_MAX)
//      pathLengthHighPassCutoff = PATH_LENGTH_HIGHPASS_CUTOFF_MAX;
//  }
//
//  Numberbox n = (Numberbox) getAllControls().get(MODE_LIVE_SIMPLIFICATION_VALUE);
//  n.setValue(liveSimplification);
//  n.update();
//
//  n = (Numberbox) getAllControls().get(MODE_VECTOR_PATH_LENGTH_HIGHPASS_CUTOFF);
//  n.setValue(pathLengthHighPassCutoff);
//  n.update();
//
//}
//
//void processGamepadInput()
//{
//  if (signalFromGamepad != null)
//  {
//    println("Signal from gamepad:  " + signalFromGamepad);
//    if (signalFromGamepad == BUTTON_A_RELEASED)
//    {
//      if (captureShape == null && !confirmedDraw)
//        button_mode_liveCaptureFromLive(); 
//      else if (captureShape != null && !confirmedDraw)
//        button_mode_liveClearCapture();
//      else if (captureShape != null && confirmedDraw)
//      {
//        button_mode_liveClearCapture();
//        button_mode_clearQueue();
//        confirmedDraw = false;
//      }
//    }
//    else if (signalFromGamepad == BUTTON_B_RELEASED)
//    {
//      if (captureShape != null && !confirmedDraw)
//        button_mode_liveConfirmDraw();
//    }
//    else if (signalFromGamepad == BUTTON_L_RELEASED)
//    {
//      commandQueueRunning = !commandQueueRunning;
//    }
//    else if (signalFromGamepad == BUTTON_R_RELEASED)
//    {
//    }
//    else if (signalFromGamepad == BUTTON_START_RELEASED)
//    {
//      preLoadCommandQueue();
//      button_mode_setPositionHome();
//    }
//    
//      
//    // clear the signal  
//    signalFromGamepad = null;
//  }
//  
//}

//void displayGamepadOverlay()
//{
//  textSize(40);
//  fill(255);
//  
//  if (captureShape == null)
//  {
//    image(aButtonImage, width-400, height-180, 128, 128);
//    text("SNAP!", width-400, height-200);
//
//    textSize(30);
//    image(dpadYImage, width-600, height-180, 128, 128);
//    text("Simplify", width-600, height-200);
//
//    image(dpadXImage, width-600, height-400, 128, 128);
//    text("Filter short paths", width-600, height-420);
//  }
//  else
//  {
//    if (confirmedDraw)
//    {
//      image(aButtonImage, width-400, height-180, 128, 128);
//      text("CANCEL!", width-385, height-200);
//    }
//    else
//    {
//      image(aButtonImage, width-400, height-180, 128, 128);
//      text("BACK", width-400, height-200);
//      image(bButtonImage, width-190, height-180, 128, 128);
//      text("DRAW!", width-180, height-200);
//    }
//  }
//  
//  
//  textSize(12);
//}