MRClass/Assets/Scripts/Core/UI/UILookAtHead.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class UILookAtHead : MonoBehaviour {


	
	void Start () {
		
	}
	
	
	void Update () {
		
	}

    private Vector3 dir;
    private void LateUpdate()
    {
        if(LookTarget == null)
        {
            return;
        }
        //this.transform.LookAt(LookTarget, -Vector3.forward);
        dir = LookTarget.position - this.transform.position;
        //dir.x =dir.z = 0;
        //dir.y = 0;
        if(dir.Equals(Vector3.zero))
        {
            return;//排除掉0
        }
        //this.transform.rotation = Quaternion.LookRotation(dir, Vector3.up);
        //dir = this.transform.eulerAngles;
        //dir.y = 0;
        //this.transform.eulerAngles = dir;
        this.transform.LookAt(LookTarget);
    }

    private Transform LookTarget
    {
        get
        {
            return SvrManager.Instance.head.transform;
            //return Camera.main.transform;
        }
    }
}