public virtual T GetPooledInstance <T>() where T : Component
{
if (!IsResourceLoaded)
{
throw new NullReferenceException("Please load the resources on this PoolTool" +
" before attempting to get an instance.");
}
if (Pool.PoolCount == 0)
{
Pool.AddToPool();
}
var pooledInstance = Pool.GetObject();
pooledInstance.transform.SetParent(null);
pooledInstance.gameObject.SetActive(true);
try { return((T)pooledInstance); }
catch (InvalidCastException)
{
Debug.LogErrorFormat(this, $"Invalid type {typeof(T).Name} requested.");
return(null);
}
}
/// <summary>
/// 先从总池子里获取 获取不到就开始执行加载 因为加载问题无法立即返回 所以只能用ACTION
/// </summary>
/// <param name="path"></param>
/// <param name="assetName"></param>
/// <param name="callback"></param>
public void Get(string path, string assetName, Action <Object> callback)
{
//获取池子 如果存在那就拿出来
AssetID id = Util.GetAssetID(path);
Object target;
IPool pool = GetPool(id);
if (pool == null)
{
//创建并进行加载
Debug.LogError("池子不存在");
CreatePool(id, out pool);
//因为创建不一定能直接拿到资源
//pool = new ResourcePool(id);
//target = pool.GetObject ();
// callback(target);
AddLoadQueue(pool, callback); //加载完调用
}
else
{
//直接回调 这里也可以改成加到加载队列
//两种方式的区别在于 refcount的变化
if (callback != null)
{
Debug.LogError("存在池子");
//考虑在池子拿出去的都放在一个空obj下
target = pool.GetObject();
Debug.LogError("获取到对象");
AddActivePoolInfo(target, id);
callback(target);
//AddLoadQueue (pool, callback); //加载完调用
}
}
//Instance.StartCheckGC ();
}