yichael_smartbowtv/Assets/BowArrow/Scripts/Game/CameraToLook.cs

using System;
using UnityEngine;
/* 弓的摄像机总会LookAt该节点的Point子节点
九轴数据是直接应用到该节点的（特意分离而不直接应用到弓的摄像机） 是为了避免z轴旋转 
*/
public class CameraToLook : MonoBehaviour
{
    [NonSerialized] public Transform point;
    public static CameraToLook ins;
    void Awake()
    {
        ins = this;
        point = transform.Find("Point");
    }
    void OnDestroy()
    {
        if (ins == this) ins = null;
    }
}