Face To Camera

using System.Collections;using System.Collections.Generic;using UnityEngine;public class FaceToCamera : MonoBehaviour{// Use this for initializationpublic Camera m_Camera;public Vector3 Normal = new Vector3 (0, 1, 0);//面法线Quaternion direction;// Use this for initializationvoid Start (){direction = Quaternion.FromToRotation (new Vector3 (0, 1, 0), Normal);}// Update is called once per framevoid Update (){transform.rotation = m_Camera.transform.rotation * direction;}}