투명디스플레이 연구사업

using UnityEngine;

using System.Collections;

public class ModelHatController : MonoBehaviour

{

	[Tooltip("Index of the player, tracked by this component. 0 means the 1st player, 1 - the 2nd one, 2 - the 3rd one, etc.")]

	public int playerIndex = 0;

	[Tooltip("Camera used to estimate the overlay positions of 3D-objects over the background.")]

	public Camera foregroundCamera;

	[Tooltip("Vertical offset of the hat above the head position (in meters).")]

	public float verticalOffset = 0f;

	[Tooltip("Scale factor for the hat model.")]

	[Range(0.1f, 2.0f)]

	public float modelScaleFactor = 1f;

	[Tooltip("Smooth factor used for hat-model rotation.")]

	public float smoothFactorRotation = 10f;

	[Tooltip("Smooth factor used for hat-model movement.")]

	public float smoothFactorMovement = 0f;

	private KinectManager kinectManager;

	private FacetrackingManager faceManager;

	private Quaternion initialRotation;

	void Start ()

	{

		initialRotation = transform.rotation;

		transform.localScale = new Vector3(modelScaleFactor, modelScaleFactor, modelScaleFactor);

	}

	void Update ()

	{

		// get the face-tracking manager instance

		if(faceManager == null)

		{

			kinectManager = KinectManager.Instance;

			faceManager = FacetrackingManager.Instance;

		}

		// get user-id by user-index

		long userId = kinectManager ? kinectManager.GetUserIdByIndex(playerIndex) : 0;

		if(kinectManager && kinectManager.IsInitialized() && userId != 0 &&

			faceManager && faceManager.IsTrackingFace(userId) && foregroundCamera)

		{

			// get head position

			Vector3 newPosition = faceManager.GetHeadPosition(userId, true);

			// get head rotation

			Quaternion newRotation = initialRotation * faceManager.GetHeadRotation(userId, true);

			// rotational fix, provided by Richard Borys:

			// The added rotation fixes rotational error that occurs when person is not centered in the middle of the kinect

			Vector3 addedRotation = newPosition.z != 0f ? new Vector3(Mathf.Rad2Deg * (Mathf.Tan(newPosition.y) / newPosition.z),

				Mathf.Rad2Deg * (Mathf.Tan(newPosition.x) / newPosition.z), 0) : Vector3.zero;

			addedRotation.x = newRotation.eulerAngles.x + addedRotation.x;

			addedRotation.y = newRotation.eulerAngles.y + addedRotation.y;

			addedRotation.z = newRotation.eulerAngles.z + addedRotation.z;

			newRotation = Quaternion.Euler(addedRotation.x, addedRotation.y, addedRotation.z);

			// end of rotational fix

			if(smoothFactorRotation != 0f)

				transform.rotation = Quaternion.Slerp(transform.rotation, newRotation, smoothFactorRotation * Time.deltaTime);

			else

				transform.rotation = newRotation;

			// get the background rectangle (use the portrait background, if available)

			Rect backgroundRect = foregroundCamera.pixelRect;

			PortraitBackground portraitBack = PortraitBackground.Instance;

			if(portraitBack && portraitBack.enabled)

			{

				backgroundRect = portraitBack.GetBackgroundRect();

			}

			// model position

			newPosition = kinectManager.GetJointPosColorOverlay(userId, (int)KinectInterop.JointType.Head, foregroundCamera, backgroundRect);

			if(newPosition == Vector3.zero)

			{

				// hide the model behind the camera

				newPosition.z = -10f;

			}

			if(verticalOffset != 0f)

			{

				// add the vertical offset

				Vector3 dirHead = new Vector3(0, verticalOffset, 0);

				dirHead = transform.InverseTransformDirection(dirHead);

				newPosition += dirHead;

			}

			// go to the new position

			if(smoothFactorMovement != 0f && transform.position.z >= 0f)

				transform.position = Vector3.Lerp(transform.position, newPosition, smoothFactorMovement * Time.deltaTime);

			else

				transform.position = newPosition;

			// scale the model if needed

			if(transform.localScale.x != modelScaleFactor)

			{

				transform.localScale = new Vector3(modelScaleFactor, modelScaleFactor, modelScaleFactor);

			}

		}

		else

		{

			// hide the model behind the camera

			if(transform.position.z >= 0f)

			{

				transform.position = new Vector3(0f, 0f, -10f);

			}

		}

	}

}