TianJin_23/Assets/Scripts/ToolControl/ArrowControl.cs

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

public class ArrowControl : MonoBehaviour {

    bool flag = false;//判断如何移动
    private void Start()
    {
        transform.localScale *= 0.666666666666666f;
        if (transform.parent.name.Contains("xia")|| transform.parent.name.Contains("Down"))
        {
            flag = true;
            transform.localScale *= -1;
        }
    }


    private void FixedUpdate()
    {
      // transform.LookAt(Camera.main.transform);//时刻看向摄像机
        ObjMove();                                   
    }
    bool transDir = false;
    void ObjMove()
    {
        if (flag)
        {
            if (transform.localPosition.z > -7)
            {
                transDir = true;
            }
            if (transform.localPosition.z < -9)
            {
                transDir = false;
            }
        }
        else
        {
            if (transform.localPosition.z > -7)
            {
                transDir = true;
            }
            if (transform.localPosition.z <-9)
            {
                transDir = false;
            }

        }

        if (transDir)
        {
            transform.localPosition -= new Vector3(0, 0, 0.2f);
        }
        else {
            transform.localPosition += new Vector3(0, 0, 0.2f);
        }
    }
}