重写方法

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

public class SubPool
{

    //子池子
    List<GameObject> mySubPool = new List<GameObject>();
    GameObject m_Prefab;
    public string Name
    {
        get
        {
            return m_Prefab.name;
        }
    }
    public SubPool(GameObject prefab)
    {
        m_Prefab = prefab;
    }
    public GameObject Spawn()
    {
        GameObject obj = null;
        foreach (GameObject item in mySubPool)
        {
            if (!item.activeSelf)
            {
                
                obj = item; break;
            }
        }
        //池中没有（不够）就新建
        if (obj == null)
        {
            obj = GameObject.Instantiate(m_Prefab);
            mySubPool.Add(obj);
        }
        //Debug.Log("111");
        obj.SetActive(true);
        IResuable ir = obj.GetComponent<IResuable>();
        if (ir != null)
            ir.Spawn();
        return obj;
    }
    public void UnSpawn(GameObject obj)
    {
        //看池中是否包含对象
        if (mySubPool.Contains(obj))
        {
            IResuable ir = obj.GetComponent<IResuable>();
            if (ir != null)
            {
                ir.UnSpawn();
            }
            obj.SetActive(false);
            
        }
    }
    public void UnSpawnAll()
    {
        foreach (GameObject item in mySubPool)
        {
            if (item.activeSelf)
            {
                UnSpawn(item);
            }
        }
    }
    public bool ContainObj(GameObject obj)
    {
        return mySubPool.Contains(obj);
    }
}