/// <summary>
/// ->objecmanager
/// </summary>
/// <param name="path"></param>
/// <param name="objectItem"></param>
/// <param name="innerCallBack"></param>
/// <param name="priority"></param>
public void AsyncLoadResource(string path, ObjectItem objectItem, OnAsyncPrimitiveAssetFinish innerCallBack,
LoadResPriority priority, bool isSprite = false)
{
AssetItem assetItem = GetCacheAssetItem(objectItem.Crc);
if (assetItem != null)
{
objectItem.PrimitiveAssetItem = assetItem;
innerCallBack?.Invoke(path, objectItem);
return;
}
AsyncLoadAssetParam asyncLoadAssetParam = null;
if (!asyncLoadAssetParamDic.TryGetValue(objectItem.Crc, out asyncLoadAssetParam))
{
asyncLoadAssetParam = asyncLoadResParamPackPool.Spawn();
asyncLoadAssetParam.Crc = objectItem.Crc;
asyncLoadAssetParam.Path = path;
asyncLoadAssetParam.isSprite = isSprite;
asyncLoadAssetParam.Priority = priority;
asyncLoadAssetParamDic.Add(objectItem.Crc, asyncLoadAssetParam);
loadingAssetLists[(int)priority].Add(asyncLoadAssetParam);
}
AsyncCallBackPack callBackPack = asyncCallBackPackPool.Spawn();
callBackPack.PrimitiveAssetFinish = innerCallBack;
callBackPack.ObjectItem = objectItem;
asyncLoadAssetParam.CallBackPacks.Add(callBackPack);
}
/// <summary>
/// 取消异步加载asset,先清空回收回调列表，在从列表和字典里移除后回收
/// </summary>
/// <param name="guid"></param>
/// <returns></returns>
public bool CancelAsyncLoad(ObjectItem objectItem)
{
AsyncLoadAssetParam asyncParam = null;
if (asyncLoadAssetParamDic.TryGetValue(objectItem.Crc, out asyncParam) &&
loadingAssetLists[(int)asyncParam.Priority].Contains(asyncParam))
{
for (int i = asyncParam.CallBackPacks.Count; i > 0; i--)
{
AsyncCallBackPack asyncCallbackPack = asyncParam.CallBackPacks[i];
//判定objecitem取消
if (asyncCallbackPack != null && asyncCallbackPack.ObjectItem == objectItem)
{
asyncCallbackPack.Reset();
asyncCallBackPackPool.Recycle(asyncCallbackPack);
asyncParam.CallBackPacks.Remove(asyncCallbackPack);
}
}
if (asyncParam.CallBackPacks.Count <= 0)
{
loadingAssetLists[(int)asyncParam.Priority].Remove(asyncParam);
asyncLoadAssetParamDic.Remove(objectItem.Crc);
asyncParam.Reset();
asyncLoadResParamPackPool.Recycle(asyncParam);
return(true);
}
}
return(false);
}
public void AsyncLoadResource(string path, OnAsyncFinish cb, LoadResPriority priority, bool isSprite = false,
uint crc = 0,
params object[] paramList)
{
if (crc == 0)
{
crc = CRC32.GetCRC32(path);
}
AssetItem item = GetCacheAssetItem(crc);
if (item != null)
{
cb?.Invoke(path, item.AssetObject, paramList);
return;
}
AsyncLoadAssetParam asyncLoadAssetParam = null;
if (!asyncLoadAssetParamDic.TryGetValue(crc, out asyncLoadAssetParam))
{
asyncLoadAssetParam = asyncLoadResParamPackPool.Spawn();
asyncLoadAssetParam.Crc = crc;
asyncLoadAssetParam.Path = path;
asyncLoadAssetParam.isSprite = isSprite;
asyncLoadAssetParam.Priority = priority;
asyncLoadAssetParamDic.Add(crc, asyncLoadAssetParam);
loadingAssetLists[(int)priority].Add(asyncLoadAssetParam);
}
AsyncCallBackPack callBackPack = asyncCallBackPackPool.Spawn();
callBackPack.AssetFinish = cb;
callBackPack.paramList = paramList;
asyncLoadAssetParam.CallBackPacks.Add(callBackPack);
}
IEnumerator AsyncLoadCycleCoroutine()
{
List <AsyncCallBackPack> asyncCallBackPacks = null;
long lastYieldTime = System.DateTime.Now.Ticks;
while (true)
{
bool isHaveYield = false;
for (int i = 0; i < (int)LoadResPriority.RES_NUM; i++)
{
if (loadingAssetLists[(int)LoadResPriority.RES_HIGH].Count > 0)
{
i = (int)LoadResPriority.RES_HIGH;
}
else if (loadingAssetLists[(int)LoadResPriority.RES_MIDDLE].Count > 0)
{
i = (int)LoadResPriority.RES_MIDDLE;
}
List <AsyncLoadAssetParam> loadingList = loadingAssetLists[i];
if (loadingList.Count <= 0)
{
continue;
}
AsyncLoadAssetParam asyncLoadAssetParam = loadingList[0];
loadingList.RemoveAt(0);
asyncCallBackPacks = asyncLoadAssetParam.CallBackPacks;
Object obj = null;
AssetItem assetItem = null;
#if UNITY_EDITOR
if (!IsLoadFromAssetBundle)
{
if (asyncLoadAssetParam.isSprite)
{
obj = LoadAssetByEditor <Sprite>(asyncLoadAssetParam.Path);
}
else
{
obj = LoadAssetByEditor <Object>(asyncLoadAssetParam.Path);
}
// yield return new WaitForSeconds(0.0001f);
assetItem = AssetBundleManager.Instance.FindAssetItem(asyncLoadAssetParam.Crc);
}
#endif
if (obj == null)
{
assetItem = AssetBundleManager.Instance.LoadAssetItemBundle(asyncLoadAssetParam.Crc);
if (assetItem != null && assetItem.assetBundle != null)
{
AssetBundleRequest request = null;
if (asyncLoadAssetParam.isSprite)
{
request = assetItem.assetBundle.LoadAssetAsync <Sprite>(assetItem.assetName);
}
else
{
request = assetItem.assetBundle.LoadAssetAsync(assetItem.assetName);
}
yield return(request);
if (request.isDone)
{
obj = request.asset;
}
lastYieldTime = System.DateTime.Now.Ticks;
}
}
CacheResource(asyncLoadAssetParam.Path, ref assetItem, asyncLoadAssetParam.Crc, obj,
asyncCallBackPacks.Count);
for (int j = 0; j < asyncCallBackPacks.Count; j++)
{
AsyncCallBackPack callBackPack = asyncCallBackPacks[j];
#region forObjectManager
if (callBackPack != null && callBackPack.ObjectItem != null)
{
callBackPack.ObjectItem
.PrimitiveAssetItem = assetItem;
callBackPack.PrimitiveAssetFinish?.Invoke(asyncLoadAssetParam.Path,
callBackPack.ObjectItem, callBackPack.ObjectItem.paramList);
//**
callBackPack.PrimitiveAssetFinish = null;
callBackPack.ObjectItem = null;
}
#endregion
callBackPack?.AssetFinish?.Invoke(asyncLoadAssetParam.Path, obj, callBackPack.paramList);
callBackPack?.Reset();
asyncCallBackPackPool.Recycle(callBackPack);
}
asyncCallBackPacks.Clear();
asyncLoadAssetParamDic.Remove(asyncLoadAssetParam.Crc);
asyncLoadAssetParam.Reset();
asyncLoadResParamPackPool.Recycle(asyncLoadAssetParam);
//editor
if (System.DateTime.Now.Ticks - lastYieldTime > TimeOut.AsyncLoad)
{
// Debug.Log("return1");
yield return(null);
lastYieldTime = System.DateTime.Now.Ticks;
isHaveYield = true;
}
}
//空转
if (!isHaveYield || DateTime.Now.Ticks - lastYieldTime > TimeOut.AsyncLoad)
{
// Debug.Log("return2");
yield return(null);
lastYieldTime = System.DateTime.Now.Ticks;
}
}
}