slambb_smartbow-infrared/Assets/BowArrow/Scripts/Game/PointSignLastHit.cs

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

/*
在静止靶时，
在左边小靶上保留上次射箭时的箭的位置（高亮点表示）
下次再射箭时候取消前次高亮点,
以便用户更好的针对上次射箭的状态进行调整
*/
public class PointSignLastHit : MonoBehaviour
{
    public static PointSignLastHit ins;

    void Start()
    {
        ins = this;
        gameObject.layer = LayerMask.NameToLayer("Test");
        Hide();
        GameEventCenter.ins.onBowArrowShootOut += (a, b) => {
            Hide();
        };
    }

    void OnDestroy()
    {
        if (ins == this) ins = null;
    }

    public void Hide() {
        gameObject.SetActive(false);
    }

    public void Show(Vector3 pos) {
        transform.position = pos;
        gameObject.SetActive(true);
    }
}