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#include "UnityPrefix.h"
#include "AssetBundle.h"
#include "Runtime/Serialize/TransferFunctions/SerializeTransfer.h"
#include "Runtime/Serialize/PersistentManager.h"
#include "Runtime/Misc/ResourceManager.h"
#if UNITY_EDITOR
#include "Editor/Src/Utility/RuntimeClassHashing.h"
#endif
#if ENABLE_WWW
#include "PlatformDependent/CommonWebPlugin/UnityWebStream.h"
#endif
#if ENABLE_CACHING
#include "Runtime/Misc/CachingManager.h"
#endif
using namespace std;
IMPLEMENT_CLASS (AssetBundle)
IMPLEMENT_OBJECT_SERIALIZE (AssetBundle)
AssetBundle::AssetBundle (MemLabelId label, ObjectCreationMode mode)
: Super(label, mode)
{
#if ENABLE_WWW
m_UnityWebStream = NULL;
#endif
#if ENABLE_CACHING
m_CachedUnityWebStream = NULL;
#endif
m_UncompressedFileInfo = NULL;
m_RuntimeCompatibility = CURRENT_RUNTIME_COMPATIBILITY_VERSION;
// Mark as kDontSave, so that AssetBundles are not unloaded on level loads
SetHideFlags(Object::kDontSave);
}
template<class TransferFunc>
void AssetBundle::AssetInfo::Transfer (TransferFunc& transfer)
{
TRANSFER(preloadIndex);
TRANSFER(preloadSize);
TRANSFER(asset);
}
template<class TransferFunc>
void AssetBundleScriptInfo::Transfer (TransferFunc& transfer)
{
TRANSFER (className);
TRANSFER (nameSpace);
TRANSFER (assemblyName);
TRANSFER (hash);
}
template<class TransferFunc>
void AssetBundle::Transfer (TransferFunc& transfer)
{
Super::Transfer (transfer);
transfer.SetVersion (3);
AssertIf (transfer.GetFlags() & kPerformUnloadDependencyTracking);
if (transfer.IsReading ())
m_RuntimeCompatibility = 0;
if (transfer.IsOldVersion(1))
{
multimap<UnityStr, PPtr<Object> > oldContainer;
transfer.Transfer(oldContainer, "m_Container");
PPtr<Object> mainAsset;
transfer.Transfer(mainAsset, "m_MainAsset");
m_Container.clear();
for (multimap<UnityStr, PPtr<Object> >::iterator i=oldContainer.begin();i != oldContainer.end();i++)
{
AssetInfo info;
info.preloadIndex = 0;
info.preloadSize = 0;
info.asset = i->second;
m_Container.insert(make_pair(i->first, info));
}
m_MainAsset.preloadIndex = 0;
m_MainAsset.preloadSize = 0;
m_MainAsset.asset = mainAsset;
}
else
{
transfer.Transfer(m_PreloadTable, "m_PreloadTable");
transfer.Transfer(m_Container, "m_Container");
transfer.Transfer(m_MainAsset, "m_MainAsset");
transfer.Transfer(m_ScriptCompatibility, "m_ScriptCompatibility");
transfer.Transfer(m_ClassCompatibility, "m_ClassCompatibility");
if (!transfer.IsOldVersion (2))
transfer.Transfer (m_RuntimeCompatibility, "m_RuntimeCompatibility");
}
}
void AssetBundle::DebugPrintContents ()
{
for (iterator i=m_Container.begin();i != m_Container.end();i++)
{
printf_console("- %s\n", i->first.c_str());
}
}
AssetBundle::range AssetBundle::GetPathRange (const string& path)
{
// if (m_Container.equal_range(ToLower(path)).first == m_Container.equal_range(ToLower(path)).second)
// {
// printf_console(("Failed loading " + path + "\n***********\n").c_str());
// DebugPrintContents();
// }
return m_Container.equal_range(ToLower(path));
}
AssetBundle::range AssetBundle::GetAll ()
{
return make_pair (m_Container.begin(), m_Container.end());
}
Object* AssetBundle::GetImpl (int classID, const string& path)
{
range r = GetPathRange(path);
for (iterator i=r.first;i != r.second;i++)
{
Object* obj = i->second.asset;
if (obj && obj->IsDerivedFrom(classID))
return obj;
}
//printf_console(("Failed loading " + path + "\n***********\n").c_str());
//DebugPrintContents();
return NULL;
}
AssetBundle::~AssetBundle ()
{
#if ENABLE_WWW
if (m_UnityWebStream)
m_UnityWebStream->Release();
#endif
#if ENABLE_CACHING
UNITY_DELETE(m_CachedUnityWebStream, kMemFile);
#endif
// Don't kill of m_UncompressedFileInfo here due to weird
// logic in UnloadAssetBundle() that will access the UncompressedFileInfo
// even after the AssetBundle has been deleted through DestroyAllAtPath().
}
bool AssetBundle::ShouldIgnoreInGarbageDependencyTracking ()
{
return true;
}
#if UNITY_EDITOR
void AssetBundle::AddScriptCompatibilityInfo (std::string const& className, std::string const& nameSpace, std::string const& assembly, UInt32 hash)
{
m_ScriptCompatibility.push_back (AssetBundleScriptInfo (className, nameSpace, assembly, hash));
}
void AssetBundle::FillHashTableForRuntimeClasses (std::vector<SInt32> const& classIds, TransferInstructionFlags transferFlags)
{
vector_map<int, UInt32> hashes;
CalculateHashForClasses (hashes, classIds, transferFlags);
m_ClassCompatibility.resize (hashes.size ());
std::copy (hashes.begin (), hashes.end (), m_ClassCompatibility.begin ());
}
AssetBundle* GetEditorAssetBundle ()
{
int instanceID = GetPersistentManager().GetInstanceIDFromPathAndFileID(kEditorResourcePath, 1);
PPtr<AssetBundle> res (instanceID);
return res;
}
#endif
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