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Assets/00.StaryEvo/Runtime/Tool/ClassObjectPool/IClassPool.cs

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+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Main
+{
+    /// <summary>
+    /// 类对象池
+    /// </summary>
+    public interface IClassPool
+    {
+        /// <summary>
+        /// 将类对象存进池里
+        /// </summary>
+        /// <param name="obj"></param>
+        void Creation(GameObject obj);
+        /// <summary>
+        /// 从未激活池里面取类对象，并放入激活池
+        /// </summary>
+        /// <returns></returns>
+        GameObject Spawn(Transform parent);
+        /// <summary>
+        /// 从激活池中释放类对象到未激活池中
+        /// </summary>
+        GameObject RecycleSpawn(GameObject obj);
+        /// <summary>
+        /// 回收类对象
+        /// </summary>
+        /// <param name="obj"></param>
+        /// <returns></returns>
+    
+        /// <summary>
+        /// 清空类对象池
+        /// </summary>
+        void RecycleAll();
+        
+        int GetPolLength();
+    }
+    public class GameObjectPool:IClassPool
+    {
+        private GameObject poolObject;
+        
+        /// <summary>
+        /// 回收对象的父物体
+        /// </summary>
+        private Transform recycle;
+        
+        protected List<GameObject> activepool = new List<GameObject>();
+        protected Stack<GameObject> inactivepool = new Stack<GameObject>();
+        //没有回收的个数
+        protected int noRecycleCount;
+
+        public GameObjectPool(GameObject poolObject,Transform recycle)
+        {
+            this.poolObject = poolObject;
+            this.recycle = recycle;
+        }
+        /// <summary>
+        /// 将类对象存进池里
+        /// </summary>
+        /// <param name="obj"></param>
+        public void Creation(GameObject obj)
+        {
+            inactivepool.Push(obj);
+            noRecycleCount++;
+        }
+
+
+
+        /// <summary>
+        /// 从未激活池里面取类对象，并放入激活池
+        /// </summary>
+        /// <param name="createIfPoolEmpty">如果为空是否new出来</param>
+        public GameObject Spawn(Transform parent)
+        {
+            GameObject obj = null;
+            if(noRecycleCount>0)
+            {
+                obj = inactivepool.Pop();
+                obj.transform.SetParent(parent);
+                noRecycleCount--;
+                if(obj==null)
+                    Debug.LogErrorFormat("对象池中不存在此对象【{0}】请排查代码", obj);
+            }
+            else
+            {
+                obj= GameObject.Instantiate(poolObject,parent);
+            }
+            obj.transform.localPosition = Vector3.zero;
+            obj.transform.localRotation = Quaternion.identity;
+            obj.transform.localScale = Vector3.one;
+            obj.SetActive(true);
+            activepool.Add(obj);
+            
+            return obj;
+        }
+        /// <summary>
+        /// 从激活池中释放类对象到未激活池中
+        /// </summary>
+        public GameObject RecycleSpawn(GameObject obj)
+        {
+            if(obj!=null&&activepool.Contains(obj))
+            {
+                activepool.Remove(obj);
+                inactivepool.Push(obj);
+                obj.transform.parent = recycle;
+                obj.gameObject.SetActive(false);
+                noRecycleCount++;
+            }
+            return null;
+        }
+    
+        /// <summary>
+        /// 清空类对象池
+        /// </summary>
+        public void RecycleAll()
+        {
+            noRecycleCount=0;
+          
+            foreach (var pool in inactivepool)
+            {
+                GameObject.Destroy(pool);
+            }
+            inactivepool.Clear();
+            foreach (var pool in activepool)
+            {
+                GameObject.Destroy(pool);
+            }
+            activepool.Clear();
+        }
+        public int GetPolLength()
+        {
+            return inactivepool.Count;
+        }
+    }
+}