对象池应用

usingUnityEngine;

usingSystem.Collections.Generic;

usingSystem.Text;

publicenumEnemyType

{

    FirstEnemy,

    SecnodEnemy,

    ThereEnemy,

    FourEnemy,

    FiveEnemy,

}

publicclassObjectPool:Singleton<ObjectPool> {

   //敌人池

   private Dictionary<string,List<GameObject>> mPools;

   GameObject_result =null;

   #regionsingleton

   publicObjectPool()

    {

        mPools =newDictionary<string,List<GameObject>>();

     

    }

   #endregion

   publicGameObjectSwpanObject(EnemyTypetype,Vector3pos,Quaternionrotation)

    {

       //key 是集合的主键

        _result =null;

       string_key = CreatEnemy(type).name.Replace("(Clone)","");

       //

       if(mPools.ContainsKey(_key))

        {

           if(mPools[_key].Count > 0)

            {

                 _result = mPools[_key][0];

                mPools[_key].Remove(_result);

               if(_result)

                {

                    _result.SetActive(true);

                    _result.transform.position = pos;

                    _result.transform.rotation = rotation;

                   return_result;

                }

            }

        }

           //创建一个对象

           GameObject_res =GameObject.Instantiate(CreatEnemy(type), pos, rotation)asGameObject;

           return_res;

    }

   publicGameObjectSwpanObject(GameObjecttype,Vector3pos,Quaternionrotation)

    {

       //key 是集合的主键

        _result =null;

       string_key = type.tag;

       //

       if(mPools.ContainsKey(_key))

        {

           if(mPools[_key].Count > 0)

            {

                _result = mPools[_key][0];

                mPools[_key].Remove(_result);

               if(_result)

                {

                    _result.SetActive(true);

                    _result.transform.position = pos;

                    _result.transform.rotation = rotation;

                   return_result;

                }

            }

        }

       //创建一个对象

       GameObject_res =GameObject.Instantiate(type, pos, rotation)asGameObject;

       return_res;

    }

   publicGameObjectCreatEnemy(EnemyTypetype) {

       StringBuilderpath =newStringBuilder();

       switch(type)

        {

           caseEnemyType.FirstEnemy:

                path.Append("Enemy/FirstEnemy");

               break;

           caseEnemyType.SecnodEnemy:

                path.Append("Enemy/SecondEnemy");

               break;

           caseEnemyType.ThereEnemy:

                path.Append("Enemy/ThereEnemy");

               break;

           caseEnemyType.FourEnemy:

                path.Append("Enemy/FourEnemy");

               break;

           default:

               break;

        }

       GameObjectobj =Resources.Load(path.ToString())asGameObject;

       returnobj;

    }

   publicvoidDestoryObject(GameObjectgameObject)

    {

        gameObject.SetActive(false);

       string_key = gameObject.name.Replace("(Clone)","");

       //如果没有这个类型的集合

       if(!mPools.ContainsKey(_key))

        {

            mPools.Add(_key,newList<GameObject>());

        }

        mPools[_key].Add(gameObject);

    //   Debug.Log("死亡");

    //  Destory(_key);

    }

   ///<summary>

   ///死的怪物才会放池子里

   ///</summary>

   ///<param name="name"></param>

   privatevoidDestory(stringname)

    {

       List<GameObject> _pool = new List<GameObject>();

       if(Instance.mPools.Count > 0)

        {

            _pool = Instance.mPools[name];

        }

       if(_pool.Count > 3)

        {

           for(inti = 2; i > 0; i--)

            {

               GameObject.Destroy(_pool[i]);

                _pool.Remove(_pool[i]);

                mPools[name].Remove(mPools[name][i]);

            }

        }

    }

}

-----------------------------------------------------------

运用

 publicvoidCreatEnemy(EnemyTypetype,Transformtarget) {

        mEnemy =ObjectPool.Instance.SwpanObject(type,transform.position,Quaternion.identity);

       //这句话必须有 否则报错

       if(mEnemy==null)

        {

            mEnemy =ObjectPool.Instance.CreatEnemy(type);

            mEnemy =ObjectPool.Instance.SwpanObject(mEnemy, transform.position,Quaternion.identity);

        }

     //  mEnemy.GetComponent<CharBase>().mTarTrans = target;

        initLife = mEnemy;

    }