         case .Began:
             self.previousPanTranslation = .zero
             
-            let glkOrientation = GLKQuaternionMake(self.cameraNode.orientation.x, self.cameraNode.orientation.y, self.cameraNode.orientation.z, self.cameraNode.orientation.w)
-            let orientation = NSStringFromGLKQuaternion(glkOrientation)
-            print("Begin orientation: \(orientation)")
-            
-            let glkAngles = GLKVector3Make(self.cameraNode.eulerAngles.x, self.cameraNode.eulerAngles.y, self.cameraNode.eulerAngles.z)
-            let angles = NSStringFromGLKVector3(glkAngles)
-            print("Begin angles: \(angles)")
-            
         case .Changed:
             guard let previous = self.previousPanTranslation else
             {

                return
            }

            let translation = recognizer.translationInView(recognizer.view)
            let translationDelta = CGPoint(x: translation.x - previous.x, y: translation.y - previous.y)
            

            let xScalar = Float(translationDelta.y / self.view.bounds.size.height)
            let xRadians = xScalar * self.dynamicType.MaxPanGestureRotation
            
            // Use the radian values to construct quaternions
            let x = GLKQuaternionMakeWithAngleAndAxis(xRadians, 1, 0, 0)
            let y = GLKQuaternionMakeWithAngleAndAxis(yRadians, 0, 1, 0)
            let z = GLKQuaternionMakeWithAngleAndAxis(0, 0, 0, 1)
            
            // Multiply the quaternions to obtain an updated orientation
            let scnOrientation = self.cameraNode.orientation
            let glkOrientation = GLKQuaternionMake(scnOrientation.x, scnOrientation.y, scnOrientation.z, scnOrientation.w)
            let q = GLKQuaternionMultiply(glkOrientation, GLKQuaternionMultiply(z, GLKQuaternionMultiply(y, x)))

            // And finally set the current orientation to the updated orientation
            self.cameraNode.orientation = SCNQuaternion(x: q.x, y: q.y, z: q.z, w: q.w)
            self.previousPanTranslation = translation
            
        case .Ended, .Cancelled, .Failed:
            self.previousPanTranslation = nil
            
        case .Possible:
            break
        }
