protected override void OnResume() { base.OnResume(); cameraPreview = FindViewById<CameraPreview>(Resource.Id.texture); cameraPreview.InitPreview(this); if (cameraFeedUtility == null) { cameraFeedUtility = new CameraFeedUtility(cameraPreview); } cameraFeedUtility.StartPreview(); cameraFeedUtility.UpdatePreviewRotation(world.Rotation); InitSensors(); }