public void Init()
{
bool tryLoadCache = false;
if (U3DAssetDB.GetInstance().IsCacheFileExist())
{
tryLoadCache = EditorUtility.DisplayDialog("缓存", "侦测到有Asset数据库缓存，是否现在载入？", "是", "否");
}
if (tryLoadCache)
{
//从Cache文件中读取所有信息到对应的Dictionary
if (U3DAssetDB.GetInstance().TryLoad())
{
//从Dictionary中读取所有资源（这个所有资源没有了索引，存成List有什么用？）
//和Dictionary中读取的所有无用资源
_UpdateAllAssetList();
//异步回调ManagerToolControler中的处理
_NotifyAssetDatabaseUpdate();
//异步回调ManagerToolControler中的处理
state = State.STATE_BUILD;
_NotifyAssetDatabaseStateChange();
return;
}
}
U3DAssetDB.GetInstance().Init();
_UpdateAllAssetList();
state = State.STATE_INIT;
_NotifyAssetDatabaseStateChange();
}
private void _GetAssetDependencies(Guid id, out List <U3DAssetInfo> assets)
{
U3DAssetInfo assetInfo = null;
assets = new List <U3DAssetInfo>();
if (!U3DAssetDB.GetInstance().Find(id, out assetInfo))
{
return;
}
string[] depPaths = ResourceManageToolUtility.GetDependencies(assetInfo.path);
foreach (var p in depPaths)
{
if (p.Equals(assetInfo.Path))
{
continue;
}
U3DAssetInfo depAsset = null;
Guid depId = ResourceManageToolUtility.PathToGuid(p);
//在数据库中没有找到此资源则初始化
if (!U3DAssetDB.GetInstance().Find(depId, out depAsset))
{
depAsset = new U3DAssetInfo();
depAsset.guid = depId;
ResourceManageToolUtility.InitAssetInfo(p, ref depAsset);
U3DAssetDB.GetInstance().AssetTable.Add(depAsset.guid, depAsset);
}
assets.Add(depAsset);
}
assets.Sort(new AssetInfoComparer(AssetFilterList));
}
public static U3DAssetDB GetInstance()
{
if (s_Instance == null)
{
s_Instance = new U3DAssetDB();
}
return(s_Instance);
}
private void _UpdateAssetList()
{
assetList.Clear();
foreach (var a in U3DAssetDB.GetInstance().AssetTable)
{
if (
currAssetFilter.Check(a.Value) &&
U3DAssetDB.GetInstance().IsPathContain(a.Value.path)
)
{
assetList.Add(a.Value);
}
}
assetList.Sort(new AssetInfoComparer(AssetFilterList));
}
public bool UpdateAssetDatabase(Guid taskID, object resultObj)
{
bool ret = false;
U3DAssetDBRebuildTask.Result rs = resultObj as U3DAssetDBRebuildTask.Result;
ret = U3DAssetDB.GetInstance().Rebuild(taskID, rs);
_UpdateAllAssetList();
_NotifyAssetDatabaseUpdate();
if (ret)
{
state = State.STATE_BUILD;
_NotifyAssetDatabaseStateChange();
}
return(ret);
}
private void _UpdateUnUsedAssetList()
{
unUsedAssetList = new List <U3DAssetInfo>();
List <U3DAssetInfo> assets = U3DAssetDB.GetInstance().GetUnUsedAssets();
foreach (var a in assets)
{
if (
currAssetFilter.Check(a) &&
U3DAssetDB.GetInstance().IsPathContain(a.path)
)
{
unUsedAssetList.Add(a);
}
}
unUsedAssetList.Sort(new AssetInfoComparer(AssetFilterList));
}
//查找某个资源被谁引用
public void GetAssetReferenced(Guid resID, out List <U3DAssetInfo> assets)
{
List <Guid> referencedList = null;
U3DAssetDB.GetInstance().FindReferencedList(resID, out referencedList);
assets = new List <U3DAssetInfo>();
if (referencedList != null)
{
foreach (var r in referencedList)
{
U3DAssetInfo info = null;
if (U3DAssetDB.GetInstance().Find(r, out info))
{
assets.Add(info);
}
}
}
assets.Sort(new AssetInfoComparer(AssetFilterList));
}
public void GetAssetDependencies(Guid resID, out List <U3DAssetInfo> assets)
{
assets = new List <U3DAssetInfo>();
U3DAssetInfo assetInfo = null;
if (U3DAssetDB.GetInstance().Find(resID, out assetInfo))
{//若找到了查依赖的资源
//若资源已经损坏则不再构建正向依赖
if (assetInfo.Corrupted)
{
return;
}
if (assetInfo.deps.Count > 0)
{//已初始化正向依赖信息
foreach (var depId in assetInfo.deps)
{
U3DAssetInfo depAsset = null;
if (U3DAssetDB.GetInstance().Find(depId, out depAsset))
{//正向依赖资源已经收集到资源数据库中
assets.Add(depAsset);
}
else
{//未收集到资源数据库中，建临时信息
depAsset = new U3DAssetInfo();
depAsset.guid = depId;
ResourceManageToolUtility.InitAssetInfo(ResourceManageToolUtility.GuidToPath(depId), ref depAsset);
assets.Add(depAsset);
}
}
assets.Sort(new AssetInfoComparer(AssetFilterList));
}
else
{//未初始化正向依赖信息
_GetAssetDependencies(resID, out assets);
}
}
}
public static void DestroyInstance()
{
U3DAssetDB.DestoryInstance();
s_instance = null;
GC.Collect();
}
public bool Find(string path, out U3DAssetInfo info)
{
return(U3DAssetDB.GetInstance().Find(path, out info));
}
public string GetAssetDatabaseUpdateTime()
{
return(U3DAssetDB.GetInstance().DBUpdateTime);
}
public bool IsAssetDatabaseContain(string path)
{
return(U3DAssetDB.GetInstance().Contain(path));
}
public IEditorCoroutineTask NewUpdateTask()
{
return(U3DAssetDB.GetInstance().NewRebuildTask());
}
