gratefulfrog_Car/Arduino/CarMAControlerAndroid/AndroidActivity.pde
//********************************************************************
// The following code is required to enable bluetooth at startup.
//********************************************************************
void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  bt = new KetaiBluetooth(this);
}

void onActivityResult(int requestCode, int resultCode, Intent data) {
  bt.onActivityResult(requestCode, resultCode, data);
}
//********************************************************************

public boolean surfaceTouchEvent(MotionEvent event) {
  //call to keep mouseX, mouseY, etc updated
  super.surfaceTouchEvent(event);

  //forward event to class for processing
  return gesture.surfaceTouchEvent(event);
}