|
static private GetCache ( int assethashcode ) : |
||
| assethashcode | int | |
| return | ||
/// <summary>
/// 目标引用减一
/// </summary>
/// <param name="hashcode"></param>
/// <returns></returns>
internal static bool Subtract(int hashcode)
{
CacheData cached = CacheManager.GetCache(hashcode);
if (cached != null)
{
cached.count--; // = cached.count - 1;
if (cached.count <= 0) //所有引用被清理。
{
CacheManager.ClearCache(hashcode);
}
return(true);
}
return(false);
}
static protected bool LoadAssetBundleInternal(CRequest req)
{
if (!downloadingBundles.Contains(req.key) && CacheManager.GetCache(req.keyHashCode) == null)
{
if (bundleMax - downloadingBundles.Count > 0)
{
var op = OperationPools <LoadAssetBundleInternalOperation> .Get();
op.SetRequest(req);
inProgressOperations.Add(op);
op.Start();
downloadingBundles.Add(req.key);
return(true);
}
else
{
inProgressBundleOperations.Add(req); //wait bundle
}
}
return(false);
}
/// <summary>
/// load assetbundle
/// </summary>
/// <param name="req"></param>
static internal void LoadAssetFromBundle(CRequest req)
{
#if UNITY_EDITOR
if (ManifestManager.SimulateAssetBundleInEditor)
{
LoadAssetInternalSimulation(req);
return;
}
#endif
totalCount++; //count ++
if (CheckAssetIsLoaded(req))
{
return;
}
//remove delay unload assetbundle
ABDelayUnloadManager.CheckRemove(req.keyHashCode);
loadingTasks.Add(req);
//loading assetbundle
if (!downloadingBundles.Contains(req.key) && CacheManager.GetCache(req.keyHashCode) == null) //check is loading
{
//load dependencies and refrenece count
string[] deps = null;
if (ManifestManager.fileManifest != null && (deps = ManifestManager.fileManifest.GetDirectDependencies(req.key)).Length > 0)
{
req.dependencies = LoadDependencies(req, deps);
}
//load assetbundle
LoadAssetBundleInternal(req);
}
LoadAssetInternal(req);
}
/// <summary>
/// 加载依赖项目
/// </summary>
/// <param name="req"></param>
static protected int[] LoadDependencies(CRequest req)
{
string[] deps = assetBundleManifest.GetDirectDependencies(req.assetBundleName);
if (deps.Length == 0)
{
return(null);
}
string dep_url;
string depAbName = "";
CRequest item;
int[] hashs = new int[deps.Length];
int keyhash;
for (int i = 0; i < deps.Length; i++)
{
depAbName = deps[i];
if (string.IsNullOrEmpty(depAbName)) // Dependency assetbundle name is empty unity bug?
{
#if UNITY_EDITOR
Debug.LogWarningFormat("the request({0},{1}) Dependencies {2} is empty ", req.assetName, req.url, i);
#endif
hashs[i] = 0;
continue;
}
dep_url = RemapVariantName(depAbName);
keyhash = LuaHelper.StringToHash(dep_url);
hashs[i] = keyhash;
#if UNITY_EDITOR
CountMananger.WillAdd(dep_url); //引用数量加1
#else
CountMananger.WillAdd(keyhash); //引用数量加1
#endif
CacheData sharedCD = CacheManager.GetCache(keyhash);
if (sharedCD != null)
{
if (!sharedCD.isAssetLoaded)
{
item = LRequest.Get();
item.relativeUrl = dep_url;
item.isShared = true;
item.async = false;
item.isAssetBundle = true;
CacheManager.SetRequestDataFromCache(req);
if (_instance && _instance.OnSharedComplete != null)
{
_instance.OnSharedComplete(item);
}
LRequest.Release(item);
}
#if HUGULA_LOADER_DEBUG
Debug.LogFormat(" 0.3 <color=#15A0A1>Request(assetName={0}, url={1},isShared={2}) Dependencies CacheManager.Contains(url={3},sharedCD.isAssetLoaded={4}) </color>", req.assetName, req.url, req.isShared, dep_url, sharedCD.isAssetLoaded);
#endif
}
else
{
item = LRequest.Get();
item.relativeUrl = dep_url;
item.isShared = true;
item.async = false;
item.isAssetBundle = true;
item.allDependencies = LoadDependencies(item);
item.isNormal = false;
item.priority = req.priority;
item.uris = req.uris;
#if HUGULA_LOADER_DEBUG
Debug.LogFormat("<color=#15A0A1>0.5 Request(assetname={0}) Begin Load Dependencies Req({1},allDependencies.count={3})keyHashCode{2}, frameCount{4}</color>", req.assetName, item.assetName, item.keyHashCode, item.allDependencies == null ? 0 : item.allDependencies.Length, Time.frameCount);
#endif
AddReqToQueue(item);
}
}
return(hashs);
}
