protected override void OnCreate (Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView (Resource.Layout.common_ui);
CardboardView cardboardView = FindViewById<CardboardView> (Resource.Id.cardboard_view);
cardboardView.SetRenderer (this);
CardboardView = cardboardView;
vibrator = (Vibrator)GetSystemService (Context.VibratorService);
overlayView = FindViewById<CardboardOverlayView> (Resource.Id.overlay);
overlayView.Show3DToast ("Pull the magnet\nwhen you find an object.");
headView = new float[16];
game = new Game (this, headView);
VolumeKeysMode = VolumeKeys.DisabledWhileInCardboard;
}