87 lines
2.2 KiB
C#
87 lines
2.2 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class ObjectPoolManager : MonoBehaviour
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{
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public static ObjectPoolManager Instance { get; private set; }
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// 多个对象池，每种类型一个 Queue
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private Dictionary<string, Queue<GameObject>> poolDict = new Dictionary<string, Queue<GameObject>>();
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// 记录每种类型的原始 prefab
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// private Dictionary<string, GameObject> prefabDict = new Dictionary<string, GameObject>();
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private void Awake()
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{
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if (Instance == null) Instance = this;
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else Destroy(gameObject);
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DontDestroyOnLoad(gameObject); // 保持池子跨场景有效
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}
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/// <summary>
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/// 获取一个对象（从对象池中或新建）
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/// </summary>
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public GameObject Get(string key, GameObject prefab, Transform parent = null)
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{
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if (!poolDict.ContainsKey(key))
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{
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poolDict[key] = new Queue<GameObject>();
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// prefabDict[key] = prefab;
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}
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GameObject obj;
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if (poolDict[key].Count > 0)
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{
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obj = poolDict[key].Dequeue();
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}
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else
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{
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// obj = Instantiate(prefabDict[key]);
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obj = Instantiate(prefab);
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}
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obj.SetActive(true);
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if (parent != null)
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obj.transform.SetParent(parent);
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return obj;
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}
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/// <summary>
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/// 回收一个对象（回到池中）
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/// </summary>
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public void Release(string key, GameObject obj)
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{
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if (!poolDict.ContainsKey(key))
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{
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Debug.LogWarning("ObjectPoolManager: 没有这个 key 的对象池：" + key);
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Destroy(obj); return;
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}
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obj.SetActive(false);
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obj.transform.SetParent(transform); // 可统一收纳到 manager 下
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poolDict[key].Enqueue(obj);
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}
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/// <summary>
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/// 清除所有池（可用于重启/清场）
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/// </summary>
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public void ClearAllPools()
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{
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foreach (var queue in poolDict.Values)
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{
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while (queue.Count > 0)
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{
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GameObject obj = queue.Dequeue();
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Destroy(obj);
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}
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}
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poolDict.Clear();
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// prefabDict.Clear();
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}
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}
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