void FSlateRHIResourceManager::CreateTextures( const TArray< const FSlateBrush* >& Resources )
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Loading Slate Textures"), STAT_Slate, STATGROUP_LoadTime);
TMap<FName,FNewTextureInfo> TextureInfoMap;
const uint32 Stride = GPixelFormats[PF_R8G8B8A8].BlockBytes;
for( int32 ResourceIndex = 0; ResourceIndex < Resources.Num(); ++ResourceIndex )
{
const FSlateBrush& Brush = *Resources[ResourceIndex];
const FName TextureName = Brush.GetResourceName();
if( TextureName != NAME_None && !Brush.HasUObject() && !Brush.IsDynamicallyLoaded() && !ResourceMap.Contains(TextureName) )
{
// Find the texture or add it if it doesnt exist (only load the texture once)
FNewTextureInfo& Info = TextureInfoMap.FindOrAdd( TextureName );
Info.bSrgb = (Brush.ImageType != ESlateBrushImageType::Linear);
// Only atlas the texture if none of the brushes that use it tile it and the image is srgb
Info.bShouldAtlas &= ( Brush.Tiling == ESlateBrushTileType::NoTile && Info.bSrgb && AtlasSize > 0 );
// Texture has been loaded if the texture data is valid
if( !Info.TextureData.IsValid() )
{
uint32 Width = 0;
uint32 Height = 0;
TArray<uint8> RawData;
bool bSucceeded = LoadTexture( Brush, Width, Height, RawData );
Info.TextureData = MakeShareable( new FSlateTextureData( Width, Height, Stride, RawData ) );
const bool bTooLargeForAtlas = (Width >= 256 || Height >= 256 || Width >= AtlasSize || Height >= AtlasSize );
Info.bShouldAtlas &= !bTooLargeForAtlas;
if( !bSucceeded || !ensureMsgf( Info.TextureData->GetRawBytes().Num() > 0, TEXT("Slate resource: (%s) contains no data"), *TextureName.ToString() ) )
{
TextureInfoMap.Remove( TextureName );
}
}
}
}
// Sort textures by size. The largest textures are atlased first which creates a more compact atlas
TextureInfoMap.ValueSort( FCompareFNewTextureInfoByTextureSize() );
for( TMap<FName,FNewTextureInfo>::TConstIterator It(TextureInfoMap); It; ++It )
{
const FNewTextureInfo& Info = It.Value();
FName TextureName = It.Key();
FString NameStr = TextureName.ToString();
checkSlow( TextureName != NAME_None );
FSlateShaderResourceProxy* NewTexture = GenerateTextureResource( Info );
ResourceMap.Add( TextureName, NewTexture );
}
}
/** Retrieves the derived chunk from the derived data cache. */
void FAsyncStreamDerivedChunkWorker::DoWork()
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("FAsyncStreamDerivedChunkWorker::DoWork"), STAT_AsyncStreamDerivedChunkWorker_DoWork, STATGROUP_StreamingDetails);
UE_LOG(LogAudio, Verbose, TEXT("Start of ASync DDC Chunk read for key: %s"), *DerivedDataKey);
TArray<uint8> DerivedChunkData;
if (GetDerivedDataCacheRef().GetSynchronous(*DerivedDataKey, DerivedChunkData))
{
FMemoryReader Ar(DerivedChunkData, true);
int32 ChunkSize = 0;
Ar << ChunkSize;
checkf(ChunkSize == ExpectedChunkSize, TEXT("ChunkSize(%d) != ExpectedSize(%d)"), ChunkSize, ExpectedChunkSize);
Ar.Serialize(DestChunkData, ChunkSize);
}
else
{
bRequestFailed = true;
}
FPlatformMisc::MemoryBarrier();
ThreadSafeCounter->Decrement();
UE_LOG(LogAudio, Verbose, TEXT("End of ASync DDC Chunk read for key: %s"), *DerivedDataKey);
}
/**
* The real thread entry point. It waits for work events to be queued. Once
* an event is queued, it executes it and goes back to waiting.
*/
virtual uint32 Run() override
{
while (!TimeToDie)
{
// This will force sending the stats packet from the previous frame.
SET_DWORD_STAT( STAT_ThreadPoolDummyCounter, 0 );
// We need to wait for shorter amount of time
bool bContinueWaiting = true;
while( bContinueWaiting )
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "FQueuedThread::Run.WaitForWork" ), STAT_FQueuedThread_Run_WaitForWork, STATGROUP_ThreadPoolAsyncTasks );
// Wait for some work to do
bContinueWaiting = !DoWorkEvent->Wait( 10 );
}
IQueuedWork* LocalQueuedWork = QueuedWork;
QueuedWork = nullptr;
FPlatformMisc::MemoryBarrier();
check(LocalQueuedWork || TimeToDie); // well you woke me up, where is the job or termination request?
while (LocalQueuedWork)
{
// Tell the object to do the work
LocalQueuedWork->DoThreadedWork();
// Let the object cleanup before we remove our ref to it
LocalQueuedWork = OwningThreadPool->ReturnToPoolOrGetNextJob(this);
}
}
return 0;
}
bool FStartupPackages::LoadAll()
{
bool bReturn = true;
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Loading Startup Packages"), STAT_StartupPackages, STATGROUP_LoadTime);
// should startup packages load from memory?
bool bSerializeStartupPackagesFromMemory = false;
GConfig->GetBool(TEXT("Engine.StartupPackages"), TEXT("bSerializeStartupPackagesFromMemory"), bSerializeStartupPackagesFromMemory, GEngineIni);
// Get list of startup packages.
TArray<FString> StartupPackages;
// if the user wants to skip loading these, then don't (can be helpful for deleting objects in startup packages in the editor, etc)
if (!FParse::Param(FCommandLine::Get(), TEXT("NoLoadStartupPackages")))
{
FStartupPackages::GetStartupPackageNames(StartupPackages);
}
if( bSerializeStartupPackagesFromMemory )
{
if( GUseSeekFreeLoading )
{
// kick them off to be preloaded
AsyncPreloadPackageList(StartupPackages);
}
}
return bReturn;
}
static bool AvoidsNavEdges(const FVector& OrgLocation, const FVector& TestVelocity, const TArray<FNavEdgeSegment>& NavEdges, float MaxZDiff)
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Avoidance: avoid nav edges"), STAT_AIAvoidanceEdgeAvoid, STATGROUP_AI);
for (int32 Idx = 0; Idx < NavEdges.Num(); Idx++)
{
const FVector2D Seg1ToSeg0(NavEdges[Idx].P1 - NavEdges[Idx].P0);
const FVector2D NewPosToOrg(TestVelocity);
const FVector2D OrgToSeg0(NavEdges[Idx].P0 - OrgLocation);
const float CrossD = FVector2D::CrossProduct(Seg1ToSeg0, NewPosToOrg);
if (FMath::Abs(CrossD) < KINDA_SMALL_NUMBER)
{
continue;
}
const float CrossS = FVector2D::CrossProduct(NewPosToOrg, OrgToSeg0) / CrossD;
const float CrossT = FVector2D::CrossProduct(Seg1ToSeg0, OrgToSeg0) / CrossD;
if (CrossS < 0.0f || CrossS > 1.0f || CrossT < 0.0f || CrossT > 1.0f)
{
continue;
}
const FVector CrossPt = FMath::Lerp(NavEdges[Idx].P0, NavEdges[Idx].P1, CrossT);
const float ZDiff = FMath::Abs(OrgLocation.Z - CrossPt.Z);
if (ZDiff > MaxZDiff)
{
continue;
}
return false;
}
return true;
}
void FAsyncIOSystemBase::BlockTillAllRequestsFinished()
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("FAsyncIOSystemBase::BlockTillAllRequestsFinished"), STAT_FAsyncIOSystemBase_BlockTillAllRequestsFinished, STATGROUP_AsyncIO_Verbose);
// Block till all requests are fulfilled.
while( true )
{
bool bHasFinishedRequests = false;
{
FScopeLock ScopeLock( CriticalSection );
bHasFinishedRequests = (OutstandingRequests.Num() == 0) && (BusyWithRequest.GetValue() == 0);
}
if( bHasFinishedRequests )
{
break;
}
else
{
SHUTDOWN_IF_EXIT_REQUESTED;
//@todo streaming: this should be replaced by waiting for an event.
FPlatformProcess::SleepNoStats( 0.001f );
}
}
}
void DoWork()
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "FAllocPool::DoWork" ), Stat_FAllocPool_DoWork, STATGROUP_Quick );
int8* IntAlloc = new int8[223311];
int8* LeakTask = new int8[100000];
delete[] IntAlloc;
}
static void Alloc()
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "FAllocTask::Alloc" ), Stat_FAllocTask_Alloc, STATGROUP_Quick );
int8* IntAlloc = new int8[112233];
int8* LeakTask = new int8[100000];
delete[] IntAlloc;
}
FString FSandboxPlatformFile::ConvertToSandboxPath( const TCHAR* Filename ) const
{
// Mostly for the malloc profiler to flush the data.
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("FSandboxPlatformFile::ConvertToSandboxPath"), STAT_SandboxPlatformFile_ConvertToSandboxPath, STATGROUP_LoadTimeVerbose);
// convert to a standardized path (relative)
FString SandboxPath = Filename;
FPaths::MakeStandardFilename(SandboxPath);
if ((bSandboxEnabled == true) && (SandboxDirectory.Len() > 0))
{
// See whether Filename is relative to root directory.
// if it's not inside the root, then just use it
FString FullSandboxPath = FPaths::ConvertRelativePathToFull(SandboxPath);
FString FullGameDir;
#if IS_PROGRAM
if (FPaths::IsProjectFilePathSet())
{
FullGameDir = FPaths::ConvertRelativePathToFull(FPaths::GetPath(FPaths::GetProjectFilePath()) + TEXT("/"));
}
else
#endif
{
FullGameDir = FPaths::ConvertRelativePathToFull(FPaths::GameDir());
}
if(FullSandboxPath.StartsWith(FullGameDir))
{
#if IS_PROGRAM
SandboxPath = FPaths::Combine(*SandboxDirectory, *FPaths::GetBaseFilename(FPaths::GetProjectFilePath()), *FullSandboxPath + FullGameDir.Len());
#else
SandboxPath = FPaths::Combine(*SandboxDirectory, FApp::GetGameName(), *FullSandboxPath + FullGameDir.Len());
#endif
}
else if (FullSandboxPath.StartsWith(*AbsoluteRootDirectory))
{
SandboxPath = FPaths::Combine(*SandboxDirectory, *FullSandboxPath + AbsoluteRootDirectory.Len());
}
else
{
int32 SeparatorIndex = SandboxPath.Find(TEXT("/"), ESearchCase::CaseSensitive);
int32 SeparatorIndex2 = SandboxPath.Find(TEXT("\\"), ESearchCase::CaseSensitive);
if (SeparatorIndex < 0 || (SeparatorIndex2 >= 0 && SeparatorIndex2 < SeparatorIndex))
{
SeparatorIndex = SeparatorIndex2;
}
if( FPaths::IsDrive( SandboxPath.Mid( 0, SeparatorIndex ) ) == false )
{
FString Dir = FPlatformProcess::BaseDir();
FPaths::MakeStandardFilename(Dir);
SandboxPath = Dir / SandboxPath;
SandboxPath = SandboxPath.Replace( *RelativeRootDirectory, *SandboxDirectory, ESearchCase::IgnoreCase );
}
}
}
return SandboxPath;
}
bool FProjectManager::LoadModulesForProject( const ELoadingPhase::Type LoadingPhase )
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Loading Game Modules"), STAT_GameModule, STATGROUP_LoadTime);
bool bSuccess = true;
if ( CurrentProject.IsValid() )
{
TMap<FName, EModuleLoadResult> ModuleLoadFailures;
FModuleDescriptor::LoadModulesForPhase(LoadingPhase, CurrentProject->Modules, ModuleLoadFailures);
if ( ModuleLoadFailures.Num() > 0 )
{
FText FailureMessage;
for ( auto FailureIt = ModuleLoadFailures.CreateConstIterator(); FailureIt; ++FailureIt )
{
const EModuleLoadResult FailureReason = FailureIt.Value();
if( FailureReason != EModuleLoadResult::Success )
{
const FText TextModuleName = FText::FromName(FailureIt.Key());
if ( FailureReason == EModuleLoadResult::FileNotFound )
{
FailureMessage = FText::Format( LOCTEXT("PrimaryGameModuleNotFound", "The game module '{0}' could not be found. Please ensure that this module exists and that it is compiled."), TextModuleName );
}
else if ( FailureReason == EModuleLoadResult::FileIncompatible )
{
FailureMessage = FText::Format( LOCTEXT("PrimaryGameModuleIncompatible", "The game module '{0}' does not appear to be up to date. This may happen after updating the engine. Please recompile this module and try again."), TextModuleName );
}
else if ( FailureReason == EModuleLoadResult::FailedToInitialize )
{
FailureMessage = FText::Format( LOCTEXT("PrimaryGameModuleFailedToInitialize", "The game module '{0}' could not be successfully initialized after it was loaded."), TextModuleName );
}
else if ( FailureReason == EModuleLoadResult::CouldNotBeLoadedByOS )
{
FailureMessage = FText::Format( LOCTEXT("PrimaryGameModuleCouldntBeLoaded", "The game module '{0}' could not be loaded. There may be an operating system error or the module may not be properly set up."), TextModuleName );
}
else
{
ensure(0); // If this goes off, the error handling code should be updated for the new enum values!
FailureMessage = FText::Format( LOCTEXT("PrimaryGameModuleGenericLoadFailure", "The game module '{0}' failed to load for an unspecified reason. Please report this error."), TextModuleName );
}
// Just report the first error
break;
}
}
FMessageDialog::Open(EAppMsgType::Ok, FailureMessage);
bSuccess = false;
}
}
return bSuccess;
}
/**
* Tells the thread there is work to be done. Upon completion, the thread
* is responsible for adding itself back into the available pool.
*
* @param InQueuedWork The queued work to perform
*/
void DoWork(IQueuedWork* InQueuedWork)
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "FQueuedThread::DoWork" ), STAT_FQueuedThread_DoWork, STATGROUP_ThreadPoolAsyncTasks );
check(QueuedWork == nullptr && "Can't do more than one task at a time");
// Tell the thread the work to be done
QueuedWork = InQueuedWork;
FPlatformMisc::MemoryBarrier();
// Tell the thread to wake up and do its job
DoWorkEvent->Trigger();
}
/**
* Thread-safe abstract compression routine. Compresses memory from uncompressed buffer and writes it to compressed
* buffer. Updates CompressedSize with size of compressed data.
*
* @param CompressedBuffer Buffer compressed data is going to be written to
* @param CompressedSize [in/out] Size of CompressedBuffer, at exit will be size of compressed data
* @param UncompressedBuffer Buffer containing uncompressed data
* @param UncompressedSize Size of uncompressed data in bytes
* @return true if compression succeeds, false if it fails because CompressedBuffer was too small or other reasons
*/
static bool appCompressMemoryZLIB( void* CompressedBuffer, int32& CompressedSize, const void* UncompressedBuffer, int32 UncompressedSize )
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "Compress Memory ZLIB" ), STAT_appCompressMemoryZLIB, STATGROUP_Compression );
// Zlib wants to use unsigned long.
unsigned long ZCompressedSize = CompressedSize;
unsigned long ZUncompressedSize = UncompressedSize;
// Compress data
bool bOperationSucceeded = compress( (uint8*) CompressedBuffer, &ZCompressedSize, (const uint8*) UncompressedBuffer, ZUncompressedSize ) == Z_OK ? true : false;
// Propagate compressed size from intermediate variable back into out variable.
CompressedSize = ZCompressedSize;
return bOperationSucceeded;
}
void UGameplayCueManager::InitObjectLibraries(TArray<FString> Paths, UObjectLibrary* ActorObjectLibrary, UObjectLibrary* StaticObjectLibrary, FOnGameplayCueNotifySetLoaded OnLoadDelegate, FShouldLoadGCNotifyDelegate ShouldLoadDelegate)
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Loading Library"), STAT_ObjectLibrary, STATGROUP_LoadTime);
#if WITH_EDITOR
bAccelerationMapOutdated = false;
FFormatNamedArguments Args;
FScopedSlowTask SlowTask(0, FText::Format(NSLOCTEXT("AbilitySystemEditor", "BeginLoadingGameplayCueNotify", "Loading GameplayCue Library"), Args));
SlowTask.MakeDialog();
#endif
FScopeCycleCounterUObject PreloadScopeActor(ActorObjectLibrary);
ActorObjectLibrary->LoadBlueprintAssetDataFromPaths(Paths);
StaticObjectLibrary->LoadBlueprintAssetDataFromPaths(Paths);
// ---------------------------------------------------------
// Determine loading scheme.
// Sync at startup in commandlets like cook.
// Async at startup in all other cases
// ---------------------------------------------------------
const bool bSyncFullyLoad = IsRunningCommandlet();
const bool bAsyncLoadAtStartup = !bSyncFullyLoad && ShouldAsyncLoadAtStartup();
if (bSyncFullyLoad)
{
#if STATS
FString PerfMessage = FString::Printf(TEXT("Fully Loaded GameplayCueNotify object library"));
SCOPE_LOG_TIME_IN_SECONDS(*PerfMessage, nullptr)
#endif
ActorObjectLibrary->LoadAssetsFromAssetData();
StaticObjectLibrary->LoadAssetsFromAssetData();
}
// ---------------------------------------------------------
// Look for GameplayCueNotifies that handle events
// ---------------------------------------------------------
TArray<FAssetData> ActorAssetDatas;
ActorObjectLibrary->GetAssetDataList(ActorAssetDatas);
TArray<FAssetData> StaticAssetDatas;
StaticObjectLibrary->GetAssetDataList(StaticAssetDatas);
TArray<FGameplayCueReferencePair> CuesToAdd;
BuildCuesToAddToGlobalSet(ActorAssetDatas, GET_MEMBER_NAME_CHECKED(AGameplayCueNotify_Actor, GameplayCueName), bAsyncLoadAtStartup, CuesToAdd, OnLoadDelegate, ShouldLoadDelegate);
BuildCuesToAddToGlobalSet(StaticAssetDatas, GET_MEMBER_NAME_CHECKED(UGameplayCueNotify_Static, GameplayCueName), bAsyncLoadAtStartup, CuesToAdd, OnLoadDelegate, ShouldLoadDelegate);
check(GlobalCueSet);
GlobalCueSet->AddCues(CuesToAdd);
}
void FStreamedAudioChunk::Serialize(FArchive& Ar, UObject* Owner, int32 ChunkIndex)
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT("FStreamedAudioChunk::Serialize"), STAT_StreamedAudioChunk_Serialize, STATGROUP_LoadTime );
bool bCooked = Ar.IsCooking();
Ar << bCooked;
BulkData.Serialize(Ar, Owner, ChunkIndex);
Ar << DataSize;
#if WITH_EDITORONLY_DATA
if (!bCooked)
{
Ar << DerivedDataKey;
}
#endif // #if WITH_EDITORONLY_DATA
}
void FAsyncIOSystemBase::InternalRead( IFileHandle* FileHandle, int64 Offset, int64 Size, void* Dest )
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("FAsyncIOSystemBase::InternalRead"), STAT_AsyncIOSystemBase_InternalRead, STATGROUP_AsyncIO_Verbose);
FScopeLock ScopeLock( ExclusiveReadCriticalSection );
STAT(double ReadTime = 0);
{
SCOPE_SECONDS_COUNTER(ReadTime);
PlatformReadDoNotCallDirectly( FileHandle, Offset, Size, Dest );
}
INC_FLOAT_STAT_BY(STAT_AsyncIO_PlatformReadTime,(float)ReadTime);
// The platform might actually read more than Size due to aligning and internal min read sizes
// though we only really care about throttling requested bandwidth as it's not very accurate
// to begin with.
STAT(ConstrainBandwidth(Size, ReadTime));
}
void USoundWave::SerializeCookedPlatformData(FArchive& Ar)
{
if (IsTemplate())
{
return;
}
DECLARE_SCOPE_CYCLE_COUNTER( TEXT("USoundWave::SerializeCookedPlatformData"), STAT_SoundWave_SerializeCookedPlatformData, STATGROUP_LoadTime );
#if WITH_EDITORONLY_DATA
if (Ar.IsCooking() && Ar.IsPersistent())
{
check(!Ar.CookingTarget()->IsServerOnly());
FName PlatformFormat = Ar.CookingTarget()->GetWaveFormat(this);
FString DerivedDataKey;
GetStreamedAudioDerivedDataKey(*this, PlatformFormat, DerivedDataKey);
FStreamedAudioPlatformData *PlatformDataToSave = CookedPlatformData.FindRef(DerivedDataKey);
if (PlatformDataToSave == NULL)
{
PlatformDataToSave = new FStreamedAudioPlatformData();
PlatformDataToSave->Cache(*this, PlatformFormat, EStreamedAudioCacheFlags::InlineChunks | EStreamedAudioCacheFlags::Async);
CookedPlatformData.Add(DerivedDataKey, PlatformDataToSave);
}
PlatformDataToSave->FinishCache();
PlatformDataToSave->Serialize(Ar, this);
}
else
#endif // #if WITH_EDITORONLY_DATA
{
check(!FPlatformProperties::IsServerOnly());
CleanupCachedRunningPlatformData();
check(RunningPlatformData == NULL);
// Don't serialize streaming data on servers, even if this platform supports streaming in theory
RunningPlatformData = new FStreamedAudioPlatformData();
RunningPlatformData->Serialize(Ar, this);
}
}
static bool appCompressMemoryGZIP(void* CompressedBuffer, int32& CompressedSize, const void* UncompressedBuffer, int32 UncompressedSize)
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "Compress Memory GZIP" ), STAT_appCompressMemoryGZIP, STATGROUP_Compression );
z_stream gzipstream;
gzipstream.zalloc = Z_NULL;
gzipstream.zfree = Z_NULL;
gzipstream.opaque = Z_NULL;
// Setup input buffer
gzipstream.next_in = (uint8*)UncompressedBuffer;
gzipstream.avail_in = UncompressedSize;
// Init deflate settings to use GZIP
int windowsBits = 15;
int GZIP_ENCODING = 16;
deflateInit2(
&gzipstream,
Z_DEFAULT_COMPRESSION,
Z_DEFLATED,
windowsBits | GZIP_ENCODING,
MAX_MEM_LEVEL,
Z_DEFAULT_STRATEGY);
// Setup output buffer
const unsigned long GzipHeaderLength = 12;
// This is how much memory we may need, however the consumer is allocating memory for us without knowing the required length.
//unsigned long CompressedMaxSize = deflateBound(&gzipstream, gzipstream.avail_in) + GzipHeaderLength;
gzipstream.next_out = (uint8*)CompressedBuffer;
gzipstream.avail_out = UncompressedSize;
int status = 0;
bool bOperationSucceeded = false;
while ((status = deflate(&gzipstream, Z_FINISH)) == Z_OK);
if (status == Z_STREAM_END)
{
bOperationSucceeded = true;
deflateEnd(&gzipstream);
}
// Propagate compressed size from intermediate variable back into out variable.
CompressedSize = gzipstream.total_out;
return bOperationSucceeded;
}
/**
* Thread-safe abstract compression routine. Compresses memory from uncompressed buffer and writes it to compressed
* buffer. Updates CompressedSize with size of compressed data.
*
* @param UncompressedBuffer Buffer containing uncompressed data
* @param UncompressedSize Size of uncompressed data in bytes
* @param CompressedBuffer Buffer compressed data is going to be read from
* @param CompressedSize Size of CompressedBuffer data in bytes
* @return true if compression succeeds, false if it fails because CompressedBuffer was too small or other reasons
*/
bool appUncompressMemoryZLIB( void* UncompressedBuffer, int32 UncompressedSize, const void* CompressedBuffer, int32 CompressedSize )
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "Uncompress Memory ZLIB" ), STAT_appUncompressMemoryZLIB, STATGROUP_Compression );
// Zlib wants to use unsigned long.
unsigned long ZCompressedSize = CompressedSize;
unsigned long ZUncompressedSize = UncompressedSize;
z_stream stream;
stream.zalloc = &zalloc;
stream.zfree = &zfree;
stream.opaque = Z_NULL;
stream.next_in = (uint8*)CompressedBuffer;
stream.avail_in = ZCompressedSize;
stream.next_out = (uint8*)UncompressedBuffer;
stream.avail_out = ZUncompressedSize;
int32 Result = inflateInit(&stream);
if(Result != Z_OK)
return false;
// Uncompress data.
Result = inflate(&stream, Z_FINISH);
if(Result == Z_STREAM_END)
{
ZUncompressedSize = stream.total_out;
}
Result = inflateEnd(&stream);
// These warnings will be compiled out in shipping.
UE_CLOG(Result == Z_MEM_ERROR, LogCompression, Warning, TEXT("appUncompressMemoryZLIB failed: Error: Z_MEM_ERROR, not enough memory!"));
UE_CLOG(Result == Z_BUF_ERROR, LogCompression, Warning, TEXT("appUncompressMemoryZLIB failed: Error: Z_BUF_ERROR, not enough room in the output buffer!"));
UE_CLOG(Result == Z_DATA_ERROR, LogCompression, Warning, TEXT("appUncompressMemoryZLIB failed: Error: Z_DATA_ERROR, input data was corrupted or incomplete!"));
const bool bOperationSucceeded = (Result == Z_OK);
// Sanity check to make sure we uncompressed as much data as we expected to.
check( UncompressedSize == ZUncompressedSize );
return bOperationSucceeded;
}
/**
* Thread-safe abstract compression routine. Compresses memory from uncompressed buffer and writes it to compressed
* buffer. Updates CompressedSize with size of compressed data.
*
* @param UncompressedBuffer Buffer containing uncompressed data
* @param UncompressedSize Size of uncompressed data in bytes
* @param CompressedBuffer Buffer compressed data is going to be read from
* @param CompressedSize Size of CompressedBuffer data in bytes
* @return true if compression succeeds, false if it fails because CompressedBuffer was too small or other reasons
*/
bool appUncompressMemoryZLIB( void* UncompressedBuffer, int32 UncompressedSize, const void* CompressedBuffer, int32 CompressedSize )
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "Uncompress Memory ZLIB" ), STAT_appUncompressMemoryZLIB, STATGROUP_Compression );
// Zlib wants to use unsigned long.
unsigned long ZCompressedSize = CompressedSize;
unsigned long ZUncompressedSize = UncompressedSize;
// Uncompress data.
const int32 Result = uncompress((uint8*)UncompressedBuffer, &ZUncompressedSize, (const uint8*)CompressedBuffer, ZCompressedSize);
// These warnings will be compiled out in shipping.
UE_CLOG(Result == Z_MEM_ERROR, LogCompression, Warning, TEXT("appUncompressMemoryZLIB failed: Error: Z_MEM_ERROR, not enough memory!"));
UE_CLOG(Result == Z_BUF_ERROR, LogCompression, Warning, TEXT("appUncompressMemoryZLIB failed: Error: Z_BUF_ERROR, not enough room in the output buffer!"));
UE_CLOG(Result == Z_DATA_ERROR, LogCompression, Warning, TEXT("appUncompressMemoryZLIB failed: Error: Z_DATA_ERROR, input data was corrupted or incomplete!"));
const bool bOperationSucceeded = (Result == Z_OK);
// Sanity check to make sure we uncompressed as much data as we expected to.
check( UncompressedSize == ZUncompressedSize );
return bOperationSucceeded;
}
void UTextureCube::Serialize(FArchive& Ar)
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("UTextureCube::Serialize"), STAT_TextureCube_Serialize, STATGROUP_LoadTime);
Super::Serialize(Ar);
FStripDataFlags StripFlags(Ar);
bool bCooked = Ar.IsCooking();
Ar << bCooked;
if (bCooked || Ar.IsCooking())
{
SerializeCookedPlatformData(Ar);
}
#if WITH_EDITOR
if (Ar.IsLoading() && !Ar.IsTransacting() && !bCooked)
{
BeginCachePlatformData();
}
#endif // #if WITH_EDITOR
}
/**
* Renders the stats data
*
* @param Viewport The viewport to render to
* @param Canvas Canvas object to use for rendering
* @param X the X location to start rendering at
* @param Y the Y location to start rendering at
*/
void RenderStats(FViewport* Viewport, class FCanvas* Canvas, int32 X, int32 Y)
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "RenderStats" ), STAT_RenderStats, STATGROUP_StatSystem );
FGameThreadHudData* ViewData = FHUDGroupGameThreadRenderer::Get().Latest;
if (!ViewData)
{
return;
}
GetStatRenderGlobals().Initialize( Viewport->GetSizeXY() );
if( !ViewData->bDrawOnlyRawStats )
{
RenderGroupedWithHierarchy(*ViewData, Viewport, Canvas, X, Y);
}
else
{
// Render all counters.
for( int32 RowIndex = 0; RowIndex < ViewData->GroupDescriptions.Num(); ++RowIndex )
{
Canvas->DrawShadowedString(X, Y, *ViewData->GroupDescriptions[RowIndex], GetStatRenderGlobals().StatFont, GetStatRenderGlobals().StatColor);
Y += GetStatRenderGlobals().GetFontHeight();
}
}
}
void UGameEngine::Init(IEngineLoop* InEngineLoop)
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("UGameEngine Init"), STAT_GameEngineStartup, STATGROUP_LoadTime);
// Call base.
UEngine::Init(InEngineLoop);
#if USE_NETWORK_PROFILER
FString NetworkProfilerTag;
if( FParse::Value(FCommandLine::Get(), TEXT("NETWORKPROFILER="), NetworkProfilerTag ) )
{
GNetworkProfiler.EnableTracking(true);
}
#endif
// Load all of the engine modules that we need at startup that are not editor-related
UGameEngine::LoadRuntimeEngineStartupModules();
// Load and apply user game settings
GetGameUserSettings()->LoadSettings();
GetGameUserSettings()->ApplyNonResolutionSettings();
// Create game instance. For GameEngine, this should be the only GameInstance that ever gets created.
{
FStringClassReference GameInstanceClassName = GetDefault<UGameMapsSettings>()->GameInstanceClass;
UClass* GameInstanceClass = (GameInstanceClassName.IsValid() ? LoadObject<UClass>(NULL, *GameInstanceClassName.ToString()) : UGameInstance::StaticClass());
GameInstance = NewObject<UGameInstance>(this, GameInstanceClass);
GameInstance->InitializeStandalone();
}
// // Creates the initial world context. For GameEngine, this should be the only WorldContext that ever gets created.
// FWorldContext& InitialWorldContext = CreateNewWorldContext(EWorldType::Game);
// Initialize the viewport client.
UGameViewportClient* ViewportClient = NULL;
if(GIsClient)
{
ViewportClient = NewObject<UGameViewportClient>(this, GameViewportClientClass);
ViewportClient->Init(*GameInstance->GetWorldContext(), GameInstance);
GameViewport = ViewportClient;
GameInstance->GetWorldContext()->GameViewport = ViewportClient;
}
bCheckForMovieCapture = true;
// Attach the viewport client to a new viewport.
if(ViewportClient)
{
// This must be created before any gameplay code adds widgets
bool bWindowAlreadyExists = GameViewportWindow.IsValid();
if (!bWindowAlreadyExists)
{
GameViewportWindow = CreateGameWindow();
}
CreateGameViewport( ViewportClient );
if( !bWindowAlreadyExists )
{
SwitchGameWindowToUseGameViewport();
}
FString Error;
if(ViewportClient->SetupInitialLocalPlayer(Error) == NULL)
{
UE_LOG(LogEngine, Fatal,TEXT("%s"),*Error);
}
UGameViewportClient::OnViewportCreated().Broadcast();
}
GameInstance->StartGameInstance();
UE_LOG(LogInit, Display, TEXT("Game Engine Initialized.") );
// for IsInitialized()
bIsInitialized = true;
}
int32 EditorInit( IEngineLoop& EngineLoop )
{
// Create debug exec.
GDebugToolExec = new FDebugToolExec;
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Editor Initialized"), STAT_EditorStartup, STATGROUP_LoadTime);
FScopedSlowTask SlowTask(100, NSLOCTEXT("EngineLoop", "EngineLoop_Loading", "Loading..."));
SlowTask.EnterProgressFrame(50);
int32 ErrorLevel = EngineLoop.Init();
if( ErrorLevel != 0 )
{
FPlatformSplash::Hide();
return 0;
}
// Let the analytics know that the editor has started
if ( FEngineAnalytics::IsAvailable() )
{
TArray<FAnalyticsEventAttribute> EventAttributes;
EventAttributes.Add(FAnalyticsEventAttribute(TEXT("MachineID"), FPlatformMisc::GetMachineId().ToString(EGuidFormats::Digits).ToLower()));
EventAttributes.Add(FAnalyticsEventAttribute(TEXT("AccountID"), FPlatformMisc::GetEpicAccountId()));
EventAttributes.Add(FAnalyticsEventAttribute(TEXT("GameName"), FApp::GetGameName()));
EventAttributes.Add(FAnalyticsEventAttribute(TEXT("CommandLine"), FCommandLine::Get()));
FEngineAnalytics::GetProvider().RecordEvent(TEXT("Editor.ProgramStarted"), EventAttributes);
}
SlowTask.EnterProgressFrame(40);
// Initialize the misc editor
FUnrealEdMisc::Get().OnInit();
SlowTask.EnterProgressFrame(10);
// Prime our array of default directories for loading and saving content files to
FEditorDirectories::Get().LoadLastDirectories();
// Set up the actor folders singleton
FActorFolders::Init();
// =================== CORE EDITOR INIT FINISHED ===================
// Hide the splash screen now that everything is ready to go
FPlatformSplash::Hide();
// Are we in immersive mode?
const bool bIsImmersive = FPaths::IsProjectFilePathSet() && FParse::Param( FCommandLine::Get(), TEXT( "immersive" ) );
// Do final set up on the editor frame and show it
{
// Tear down rendering thread once instead of doing it for every window being resized.
SCOPED_SUSPEND_RENDERING_THREAD(true);
// Startup Slate main frame and other editor windows
{
const bool bStartImmersive = bIsImmersive;
const bool bStartPIE = bIsImmersive;
IMainFrameModule& MainFrameModule = FModuleManager::LoadModuleChecked<IMainFrameModule>(TEXT("MainFrame"));
MainFrameModule.CreateDefaultMainFrame( bStartImmersive, bStartPIE );
}
}
// Go straight to VR mode if we were asked to
{
if( !bIsImmersive && FParse::Param( FCommandLine::Get(), TEXT( "VREditor" ) ) )
{
IVREditorModule& VREditorModule = IVREditorModule::Get();
VREditorModule.EnableVREditor( true );
}
else if( FParse::Param( FCommandLine::Get(), TEXT( "ForceVREditor" ) ) )
{
GEngine->DeferredCommands.Add( TEXT( "VREd.ForceVRMode" ) );
}
}
// Check for automated build/submit option
const bool bDoAutomatedMapBuild = FParse::Param( FCommandLine::Get(), TEXT("AutomatedMapBuild") );
// Prompt to update the game project file to the current version, if necessary
if ( FPaths::IsProjectFilePathSet() )
{
FGameProjectGenerationModule::Get().CheckForOutOfDateGameProjectFile();
FGameProjectGenerationModule::Get().CheckAndWarnProjectFilenameValid();
}
// =================== EDITOR STARTUP FINISHED ===================
// Stat tracking
{
const float StartupTime = (float)( FPlatformTime::Seconds() - GStartTime );
if( FEngineAnalytics::IsAvailable() )
{
FEngineAnalytics::GetProvider().RecordEvent(
TEXT( "Editor.Performance.Startup" ),
TEXT( "Duration" ), FString::Printf( TEXT( "%.3f" ), StartupTime ) );
}
}
FModuleManager::LoadModuleChecked<IModuleInterface>(TEXT("HierarchicalLODOutliner"));
// this will be ultimately returned from main(), so no error should be 0.
return 0;
}
void FAsyncIOSystemBase::FulfillCompressedRead( const FAsyncIORequest& IORequest, IFileHandle* FileHandle )
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("FAsyncIOSystemBase::FulfillCompressedRead"), STAT_AsyncIOSystemBase_FulfillCompressedRead, STATGROUP_AsyncIO_Verbose);
if (GbLogAsyncLoading == true)
{
LogIORequest(TEXT("FulfillCompressedRead"), IORequest);
}
// Initialize variables.
FAsyncUncompress* Uncompressor = NULL;
uint8* UncompressedBuffer = (uint8*) IORequest.Dest;
// First compression chunk contains information about total size so we skip that one.
int32 CurrentChunkIndex = 1;
int32 CurrentBufferIndex = 0;
bool bHasProcessedAllData = false;
// read the first two ints, which will contain the magic bytes (to detect byteswapping)
// and the original size the chunks were compressed from
int64 HeaderData[2];
int32 HeaderSize = sizeof(HeaderData);
InternalRead(FileHandle, IORequest.Offset, HeaderSize, HeaderData);
RETURN_IF_EXIT_REQUESTED;
// if the magic bytes don't match, then we are byteswapped (or corrupted)
bool bIsByteswapped = HeaderData[0] != PACKAGE_FILE_TAG;
// if its potentially byteswapped, make sure it's not just corrupted
if (bIsByteswapped)
{
// if it doesn't equal the swapped version, then data is corrupted
if (HeaderData[0] != PACKAGE_FILE_TAG_SWAPPED)
{
UE_LOG(LogStreaming, Warning, TEXT("Detected data corruption [header] trying to read %lld bytes at offset %lld from '%s'. Please delete file and recook."),
IORequest.UncompressedSize,
IORequest.Offset ,
*IORequest.FileName );
check(0);
FPlatformMisc::HandleIOFailure(*IORequest.FileName);
}
// otherwise, we have a valid byteswapped file, so swap the chunk size
else
{
HeaderData[1] = BYTESWAP_ORDER64(HeaderData[1]);
}
}
int32 CompressionChunkSize = HeaderData[1];
// handle old packages that don't have the chunk size in the header, in which case
// we can use the old hardcoded size
if (CompressionChunkSize == PACKAGE_FILE_TAG)
{
CompressionChunkSize = LOADING_COMPRESSION_CHUNK_SIZE;
}
// calculate the number of chunks based on the size they were compressed from
int32 TotalChunkCount = (IORequest.UncompressedSize + CompressionChunkSize - 1) / CompressionChunkSize + 1;
// allocate chunk info data based on number of chunks
FCompressedChunkInfo* CompressionChunks = (FCompressedChunkInfo*)FMemory::Malloc(sizeof(FCompressedChunkInfo) * TotalChunkCount);
int32 ChunkInfoSize = (TotalChunkCount) * sizeof(FCompressedChunkInfo);
void* CompressedBuffer[2] = { 0, 0 };
// Read table of compression chunks after seeking to offset (after the initial header data)
InternalRead( FileHandle, IORequest.Offset + HeaderSize, ChunkInfoSize, CompressionChunks );
RETURN_IF_EXIT_REQUESTED;
// Handle byte swapping. This is required for opening a cooked file on the PC.
int64 CalculatedUncompressedSize = 0;
if (bIsByteswapped)
{
for( int32 ChunkIndex=0; ChunkIndex<TotalChunkCount; ChunkIndex++ )
{
CompressionChunks[ChunkIndex].CompressedSize = BYTESWAP_ORDER64(CompressionChunks[ChunkIndex].CompressedSize);
CompressionChunks[ChunkIndex].UncompressedSize = BYTESWAP_ORDER64(CompressionChunks[ChunkIndex].UncompressedSize);
if (ChunkIndex > 0)
{
CalculatedUncompressedSize += CompressionChunks[ChunkIndex].UncompressedSize;
}
}
}
else
{
for( int32 ChunkIndex=1; ChunkIndex<TotalChunkCount; ChunkIndex++ )
{
CalculatedUncompressedSize += CompressionChunks[ChunkIndex].UncompressedSize;
}
}
if (CompressionChunks[0].UncompressedSize != CalculatedUncompressedSize)
{
UE_LOG(LogStreaming, Warning, TEXT("Detected data corruption [incorrect uncompressed size] calculated %i bytes, requested %i bytes at offset %i from '%s'. Please delete file and recook."),
CalculatedUncompressedSize,
IORequest.UncompressedSize,
IORequest.Offset ,
*IORequest.FileName );
check(0);
FPlatformMisc::HandleIOFailure(*IORequest.FileName);
}
if (ChunkInfoSize + HeaderSize + CompressionChunks[0].CompressedSize > IORequest.Size )
{
UE_LOG(LogStreaming, Warning, TEXT("Detected data corruption [undershoot] trying to read %lld bytes at offset %lld from '%s'. Please delete file and recook."),
IORequest.UncompressedSize,
IORequest.Offset ,
*IORequest.FileName );
check(0);
FPlatformMisc::HandleIOFailure(*IORequest.FileName);
}
if (IORequest.UncompressedSize != CalculatedUncompressedSize)
{
UE_LOG(LogStreaming, Warning, TEXT("Detected data corruption [incorrect uncompressed size] calculated %lld bytes, requested %lld bytes at offset %lld from '%s'. Please delete file and recook."),
CalculatedUncompressedSize,
IORequest.UncompressedSize,
IORequest.Offset ,
*IORequest.FileName );
check(0);
FPlatformMisc::HandleIOFailure(*IORequest.FileName);
}
// Figure out maximum size of compressed data chunk.
int64 MaxCompressedSize = 0;
for (int32 ChunkIndex = 1; ChunkIndex < TotalChunkCount; ChunkIndex++)
{
MaxCompressedSize = FMath::Max(MaxCompressedSize, CompressionChunks[ChunkIndex].CompressedSize);
// Verify the all chunks are 'full size' until the last one...
if (CompressionChunks[ChunkIndex].UncompressedSize < CompressionChunkSize)
{
if (ChunkIndex != (TotalChunkCount - 1))
{
checkf(0, TEXT("Calculated too many chunks: %d should be last, there are %d from '%s'"), ChunkIndex, TotalChunkCount, *IORequest.FileName);
}
}
check( CompressionChunks[ChunkIndex].UncompressedSize <= CompressionChunkSize );
}
int32 Padding = 0;
// Allocate memory for compressed data.
CompressedBuffer[0] = FMemory::Malloc( MaxCompressedSize + Padding );
CompressedBuffer[1] = FMemory::Malloc( MaxCompressedSize + Padding );
// Initial read request.
InternalRead( FileHandle, FileHandle->Tell(), CompressionChunks[CurrentChunkIndex].CompressedSize, CompressedBuffer[CurrentBufferIndex] );
RETURN_IF_EXIT_REQUESTED;
// Loop till we're done decompressing all data.
while( !bHasProcessedAllData )
{
FAsyncTask<FAsyncUncompress> UncompressTask(
IORequest.CompressionFlags,
UncompressedBuffer,
CompressionChunks[CurrentChunkIndex].UncompressedSize,
CompressedBuffer[CurrentBufferIndex],
CompressionChunks[CurrentChunkIndex].CompressedSize,
(Padding > 0)
);
#if BLOCK_ON_DECOMPRESSION
UncompressTask.StartSynchronousTask();
#else
UncompressTask.StartBackgroundTask();
#endif
// Advance destination pointer.
UncompressedBuffer += CompressionChunks[CurrentChunkIndex].UncompressedSize;
// Check whether we are already done reading.
if( CurrentChunkIndex < TotalChunkCount-1 )
{
// Can't postincrement in if statement as we need it to remain at valid value for one more loop iteration to finish
// the decompression.
CurrentChunkIndex++;
// Swap compression buffers to read into.
CurrentBufferIndex = 1 - CurrentBufferIndex;
// Read more data.
InternalRead( FileHandle, FileHandle->Tell(), CompressionChunks[CurrentChunkIndex].CompressedSize, CompressedBuffer[CurrentBufferIndex] );
RETURN_IF_EXIT_REQUESTED;
}
// We were already done reading the last time around so we are done processing now.
else
{
bHasProcessedAllData = true;
}
//@todo async loading: should use event for this
STAT(double UncompressorWaitTime = 0);
{
SCOPE_SECONDS_COUNTER(UncompressorWaitTime);
UncompressTask.EnsureCompletion(); // just decompress on this thread if it isn't started yet
}
INC_FLOAT_STAT_BY(STAT_AsyncIO_UncompressorWaitTime,(float)UncompressorWaitTime);
}
FMemory::Free(CompressionChunks);
FMemory::Free(CompressedBuffer[0]);
FMemory::Free(CompressedBuffer[1] );
}
bool UNavigationComponent::GeneratePathTo(const FVector& GoalLocation, TSharedPtr<const FNavigationQueryFilter> QueryFilter)
{
if (GetWorld() == NULL || GetWorld()->GetNavigationSystem() == NULL || GetOuter() == NULL)
{
return false;
}
// Make sure we're trying to path to the closest valid location TO that location rather than the absolute location.
// After talking with Steve P., if we need to ever allow pathing WITHOUT projecting to nav-mesh, it will probably be
// best to do so using a flag while keeping this as the default behavior. NOTE:` If any changes to this behavior
// are made, you should search for other places in UNavigationComponent using NavMeshGoalLocation and make sure the
// behavior remains consistent.
// make sure that nav data is updated
GetNavData();
const FNavAgentProperties* NavAgentProps = MyNavAgent ? MyNavAgent->GetNavAgentProperties() : NULL;
if (NavAgentProps != NULL)
{
FVector NavMeshGoalLocation;
#if ENABLE_VISUAL_LOG
UE_VLOG_LOCATION(GetOwner(), GoalLocation, 34, FColor(0,127,14), TEXT("GoalLocation"));
const FVector ProjectionExtent = MyNavData ? MyNavData->GetDefaultQueryExtent() : FVector(DEFAULT_NAV_QUERY_EXTENT_HORIZONTAL, DEFAULT_NAV_QUERY_EXTENT_HORIZONTAL, DEFAULT_NAV_QUERY_EXTENT_VERTICAL);
UE_VLOG_BOX(GetOwner(), FBox(GoalLocation - ProjectionExtent, GoalLocation + ProjectionExtent), FColor::Green, TEXT_EMPTY);
#endif
if (ProjectPointToNavigation(GoalLocation, NavMeshGoalLocation) == QuerySuccess)
{
UE_VLOG_SEGMENT(GetOwner(), GoalLocation, NavMeshGoalLocation, FColor::Blue, TEXT_EMPTY);
UE_VLOG_LOCATION(GetOwner(), NavMeshGoalLocation, 34, FColor::Blue, TEXT_EMPTY);
UNavigationSystem* NavSys = GetWorld()->GetNavigationSystem();
FPathFindingQuery Query(MyNavData, MyNavAgent->GetNavAgentLocation(), NavMeshGoalLocation, QueryFilter);
const EPathFindingMode::Type Mode = bDoHierarchicalPathfinding ? EPathFindingMode::Hierarchical : EPathFindingMode::Regular;
FPathFindingResult Result = NavSys->FindPathSync(*MyNavAgent->GetNavAgentProperties(), Query, Mode);
// try reversing direction
if (bSearchFromGoalWhenOutOfNodes && !bDoHierarchicalPathfinding &&
Result.Path.IsValid() && Result.Path->DidSearchReachedLimit())
{
// quick check if path exists
bool bPathExists = false;
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Pathfinding: HPA* test time"), STAT_Navigation_PathVerifyTime, STATGROUP_Navigation);
bPathExists = NavSys->TestPathSync(Query, EPathFindingMode::Hierarchical);
}
UE_VLOG(GetOwner(), LogNavigation, Log, TEXT("GeneratePathTo: out of nodes, HPA* path: %s"),
bPathExists ? TEXT("exists, trying reversed search") : TEXT("doesn't exist"));
// reverse search
if (bPathExists)
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Pathfinding: reversed test time"), STAT_Navigation_PathReverseTime, STATGROUP_Navigation);
TSharedPtr<FNavigationQueryFilter> Filter = QueryFilter.IsValid() ? QueryFilter->GetCopy() : MyNavData->GetDefaultQueryFilter()->GetCopy();
Filter->SetBacktrackingEnabled(true);
FPathFindingQuery ReversedQuery(MyNavData, Query.EndLocation, Query.StartLocation, Filter);
Result = NavSys->FindPathSync(*MyNavAgent->GetNavAgentProperties(), Query, Mode);
}
}
if (Result.IsSuccessful() || Result.IsPartial())
{
CurrentGoal = NavMeshGoalLocation;
SetPath(Result.Path);
if (IsFollowing() == true)
{
// make sure ticking is enabled (and it shouldn't be enabled before _first_ async path finding)
SetComponentTickEnabledAsync(true);
}
NotifyPathUpdate();
return true;
}
else
{
UE_VLOG(GetOwner(), LogNavigation, Display, TEXT("Failed to generate path to destination"));
}
}
else
{
UE_VLOG(GetOwner(), LogNavigation, Display, TEXT("Destination not on navmesh (and nowhere near!)"));
}
}
else
{
UE_VLOG(GetOwner(), LogNavigation, Display, TEXT("UNavigationComponent::GeneratePathTo: NavAgentProps == NULL (Probably Pawn died)"));
}
return false;
}
void EndInitTextLocalization()
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("EndInitTextLocalization"), STAT_EndInitTextLocalization, STATGROUP_LoadTime);
const bool ShouldLoadEditor = WITH_EDITOR;
const bool ShouldLoadGame = FApp::IsGame();
FInternationalization& I18N = FInternationalization::Get();
// Set culture according to configuration now that configs are available.
#if ENABLE_LOC_TESTING
if( FCommandLine::IsInitialized() && FParse::Param(FCommandLine::Get(), TEXT("LEET")) )
{
I18N.SetCurrentCulture(TEXT("LEET"));
}
else
#endif
{
FString RequestedCultureName;
if (FParse::Value(FCommandLine::Get(), TEXT("CULTUREFORCOOKING="), RequestedCultureName))
{
// Write the culture passed in if first install...
if (FParse::Param(FCommandLine::Get(), TEXT("firstinstall")))
{
GConfig->SetString(TEXT("Internationalization"), TEXT("Culture"), *RequestedCultureName, GEngineIni);
}
}
else
#if !UE_BUILD_SHIPPING
// Use culture override specified on commandline.
if (FParse::Value(FCommandLine::Get(), TEXT("CULTURE="), RequestedCultureName))
{
//UE_LOG(LogInit, Log, TEXT("Overriding culture %s w/ command-line option".), *CultureName);
}
else
#endif // !UE_BUILD_SHIPPING
#if WITH_EDITOR
// See if we've been provided a culture override in the editor
if(GConfig->GetString( TEXT("Internationalization"), TEXT("Culture"), RequestedCultureName, GEditorGameAgnosticIni ))
{
//UE_LOG(LogInit, Log, TEXT("Overriding culture %s w/ editor configuration."), *CultureName);
}
else
#endif // WITH_EDITOR
// Use culture specified in engine configuration.
if(GConfig->GetString( TEXT("Internationalization"), TEXT("Culture"), RequestedCultureName, GEngineIni ))
{
//UE_LOG(LogInit, Log, TEXT("Overriding culture %s w/ engine configuration."), *CultureName);
}
else
{
RequestedCultureName = I18N.GetDefaultCulture()->GetName();
}
FString TargetCultureName = RequestedCultureName;
{
TArray<FString> LocalizationPaths;
if(ShouldLoadEditor)
{
LocalizationPaths += FPaths::GetEditorLocalizationPaths();
}
if(ShouldLoadGame)
{
LocalizationPaths += FPaths::GetGameLocalizationPaths();
}
LocalizationPaths += FPaths::GetEngineLocalizationPaths();
// Validate the locale has data or fallback to one that does.
TArray< FCultureRef > AvailableCultures;
I18N.GetCulturesWithAvailableLocalization(LocalizationPaths, AvailableCultures, false);
TArray<FString> PrioritizedParentCultureNames = I18N.GetCurrentCulture()->GetPrioritizedParentCultureNames();
FString ValidCultureName;
for (const FString& CultureName : PrioritizedParentCultureNames)
{
FCulturePtr ValidCulture = I18N.GetCulture(CultureName);
if (ValidCulture.IsValid() && AvailableCultures.Contains(ValidCulture.ToSharedRef()))
{
ValidCultureName = CultureName;
break;
}
}
if(!ValidCultureName.IsEmpty())
{
if(RequestedCultureName != ValidCultureName)
{
// Make the user aware that the localization data belongs to a parent culture.
UE_LOG(LogTextLocalizationManager, Log, TEXT("The requested culture ('%s') has no localization data; parent culture's ('%s') localization data will be used."), *RequestedCultureName, *ValidCultureName);
}
}
else
{
// Fallback to English.
UE_LOG(LogTextLocalizationManager, Log, TEXT("The requested culture ('%s') has no localization data; falling back to 'en' for localization and internationalization data."), *RequestedCultureName);
TargetCultureName = "en";
}
}
I18N.SetCurrentCulture(TargetCultureName);
}
FTextLocalizationManager::Get().LoadResources(ShouldLoadEditor, ShouldLoadGame);
FTextLocalizationManager::Get().bIsInitialized = true;
}
//RickH - We could probably significantly improve speed if we put separate Z checks in place and did everything else in 2D.
FVector UAvoidanceManager::GetAvoidanceVelocity_Internal(const FNavAvoidanceData& inAvoidanceData, float DeltaTime, int32* inIgnoreThisUID)
{
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
if (!bSystemActive)
{
return inAvoidanceData.Velocity;
}
#endif
if (DeltaTime <= 0.0f)
{
return inAvoidanceData.Velocity;
}
FVector ReturnVelocity = inAvoidanceData.Velocity * DeltaTime;
float MaxSpeed = ReturnVelocity.Size2D();
float CurrentTime;
UWorld* MyWorld = Cast<UWorld>(GetOuter());
if (MyWorld)
{
CurrentTime = MyWorld->TimeSeconds;
}
else
{
//No world? OK, just quietly back out and don't alter anything.
return inAvoidanceData.Velocity;
}
bool Unobstructed = true;
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
bool DebugMode = IsDebugOnForAll() || (inIgnoreThisUID ? IsDebugOnForUID(*inIgnoreThisUID) : false);
#endif
//If we're moving very slowly, just push forward. Not sure it's worth avoiding at this speed, though I could be wrong.
if (MaxSpeed < 0.01f)
{
return inAvoidanceData.Velocity;
}
AllCones.Empty(AllCones.Max());
//DrawDebugDirectionalArrow(GetWorld(), inAvoidanceData.Center, inAvoidanceData.Center + inAvoidanceData.Velocity, 2.5f, FColor(0,255,255), true, 0.05f, SDPG_MAX);
for (auto& AvoidanceObj : AvoidanceObjects)
{
if ((inIgnoreThisUID) && (*inIgnoreThisUID == AvoidanceObj.Key))
{
continue;
}
FNavAvoidanceData& OtherObject = AvoidanceObj.Value;
//
//Start with a few fast-rejects
//
//If the object has expired, ignore it
if (OtherObject.ShouldBeIgnored())
{
continue;
}
//If other object is not in avoided group, ignore it
if (inAvoidanceData.ShouldIgnoreGroup(OtherObject.GroupMask))
{
continue;
}
//RickH - We should have a max-radius parameter/option here, so I'm just going to hardcode one for now.
//if ((OtherObject.Radius + _AvoidanceData.Radius + MaxSpeed + OtherObject.Velocity.Size2D()) < FVector::Dist(OtherObject.Center, _AvoidanceData.Center))
if (FVector2D(OtherObject.Center - inAvoidanceData.Center).SizeSquared() > FMath::Square(inAvoidanceData.TestRadius2D))
{
continue;
}
if (FMath::Abs(OtherObject.Center.Z - inAvoidanceData.Center.Z) > OtherObject.HalfHeight + inAvoidanceData.HalfHeight + HeightCheckMargin)
{
continue;
}
//If we are moving away from the obstacle, ignore it. Even if we're the slower one, let the other obstacle path around us.
if ((ReturnVelocity | (OtherObject.Center - inAvoidanceData.Center)) <= 0.0f)
{
continue;
}
//Create data for the avoidance routine
{
FVector PointAWorld = inAvoidanceData.Center;
FVector PointBRelative = OtherObject.Center - PointAWorld;
FVector TowardB, SidewaysFromB;
FVector VelAdjustment;
FVector VelAfterAdjustment;
float RadiusB = OtherObject.Radius + inAvoidanceData.Radius;
PointBRelative.Z = 0.0f;
TowardB = PointBRelative.GetSafeNormal2D(); //Don't care about height for this game. Rough height-checking will come in later, but even then it will be acceptable to do this.
if (TowardB.IsZero())
{
//Already intersecting, or aligned vertically, scrap this whole object.
continue;
}
SidewaysFromB.Set(-TowardB.Y, TowardB.X, 0.0f);
//Build collision cone (two planes) and store for later use. We might consider some fast rejection here to see if we can skip the cone entirely.
//RickH - If we built these cones in 2D, we could avoid all the cross-product matrix stuff and just use (y, -x) 90-degree rotation.
{
FVector PointPlane[2];
FVector EffectiveVelocityB;
FVelocityAvoidanceCone NewCone;
//Use RVO (as opposed to VO) only for objects that are not overridden to max weight AND that are currently moving toward us.
if ((OtherObject.OverrideWeightTime <= CurrentTime) && ((OtherObject.Velocity|PointBRelative) < 0.0f))
{
float OtherWeight = (OtherObject.Weight + (1.0f - inAvoidanceData.Weight)) * 0.5f; //Use the average of what the other wants to be and what we want it to be.
EffectiveVelocityB = ((inAvoidanceData.Velocity * (1.0f - OtherWeight)) + (OtherObject.Velocity * OtherWeight)) * DeltaTime;
}
else
{
EffectiveVelocityB = OtherObject.Velocity * DeltaTime; //This is equivalent to VO (not RVO) because the other object is not going to reciprocate our avoidance.
}
checkSlow(EffectiveVelocityB.Z == 0.0f);
//Make the left plane
PointPlane[0] = EffectiveVelocityB + (PointBRelative + (SidewaysFromB * RadiusB));
PointPlane[1].Set(PointPlane[0].X, PointPlane[0].Y, PointPlane[0].Z + 100.0f);
NewCone.ConePlane[0] = FPlane(EffectiveVelocityB, PointPlane[0], PointPlane[1]); //First point is relative to A, which is ZeroVector in this implementation
checkSlow((((PointBRelative+EffectiveVelocityB)|NewCone.ConePlane[0]) - NewCone.ConePlane[0].W) > 0.0f);
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
if (DebugMode)
{
// DrawDebugDirectionalArrow(MyWorld, EffectiveVelocityB + PointAWorld, PointPlane[0] + PointAWorld, 50.0f, FColor(64,64,64), true, 0.05f, SDPG_MAX);
// DrawDebugLine(MyWorld, PointAWorld, EffectiveVelocityB + PointAWorld, FColor(64,64,64), true, 0.05f, SDPG_MAX, 5.0f);
}
#endif
//Make the right plane
PointPlane[0] = EffectiveVelocityB + (PointBRelative - (SidewaysFromB * RadiusB));
PointPlane[1].Set(PointPlane[0].X, PointPlane[0].Y, PointPlane[0].Z - 100.0f);
NewCone.ConePlane[1] = FPlane(EffectiveVelocityB, PointPlane[0], PointPlane[1]); //First point is relative to A, which is ZeroVector in this implementation
checkSlow((((PointBRelative+EffectiveVelocityB)|NewCone.ConePlane[1]) - NewCone.ConePlane[1].W) > 0.0f);
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
if (DebugMode)
{
// DrawDebugDirectionalArrow(MyWorld, EffectiveVelocityB + PointAWorld, PointPlane[0] + PointAWorld, 50.0f, FColor(64,64,64), true, 0.05f, SDPG_MAX);
}
#endif
if ((((ReturnVelocity|NewCone.ConePlane[0]) - NewCone.ConePlane[0].W) > 0.0f)
&& (((ReturnVelocity|NewCone.ConePlane[1]) - NewCone.ConePlane[1].W) > 0.0f))
{
Unobstructed = false;
}
AllCones.Add(NewCone);
}
}
}
if (Unobstructed)
{
//Trivial case, our ideal velocity is available.
return inAvoidanceData.Velocity;
}
TArray<FNavEdgeSegment> NavEdges;
if (EdgeProviderOb.IsValid())
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("Avoidance: collect nav edges"), STAT_AIAvoidanceEdgeCollect, STATGROUP_AI);
EdgeProviderInterface->GetEdges(inAvoidanceData.Center, inAvoidanceData.TestRadius2D, NavEdges);
}
//Find a good velocity that isn't inside a cone.
if (AllCones.Num())
{
float AngleCurrent;
float AngleF = ReturnVelocity.HeadingAngle();
float BestScore = 0.0f;
float BestScorePotential;
FVector BestVelocity = FVector::ZeroVector; //Worst case is we just stand completely still. Should we also allow backing up? Should we test standing still?
const int AngleCount = 4; //Every angle will be tested both right and left.
float AngleOffset[AngleCount] = {FMath::DegreesToRadians<float>(23.0f), FMath::DegreesToRadians<float>(40.0f), FMath::DegreesToRadians<float>(55.0f), FMath::DegreesToRadians<float>(85.0f)};
FVector AngleVector[AngleCount<<1];
//Determine check angles
for (int i = 0; i < AngleCount; ++i)
{
AngleCurrent = AngleF - AngleOffset[i];
AngleVector[(i<<1)].Set(FMath::Cos(AngleCurrent), FMath::Sin(AngleCurrent), 0.0f);
AngleCurrent = AngleF + AngleOffset[i];
AngleVector[(i<<1) + 1].Set(FMath::Cos(AngleCurrent), FMath::Sin(AngleCurrent), 0.0f);
}
//Sample velocity-space destination points and drag them back to form lines
for (int AngleToCheck = 0; AngleToCheck < (AngleCount<<1); ++AngleToCheck)
{
FVector VelSpacePoint = AngleVector[AngleToCheck] * MaxSpeed;
//Skip testing if we know we can't possibly get a better score than what we have already.
//Note: This assumes the furthest point is the highest-scoring value (i.e. VelSpacePoint is not moving backward relative to ReturnVelocity)
BestScorePotential = (VelSpacePoint|ReturnVelocity) * (VelSpacePoint|VelSpacePoint);
if (BestScorePotential > BestScore)
{
const bool bAvoidsNavEdges = NavEdges.Num() > 0 ? AvoidsNavEdges(inAvoidanceData.Center, VelSpacePoint, NavEdges, inAvoidanceData.HalfHeight) : true;
if (bAvoidsNavEdges)
{
FVector CandidateVelocity = AvoidCones(AllCones, FVector::ZeroVector, VelSpacePoint, AllCones.Num());
float CandidateScore = (CandidateVelocity|ReturnVelocity) * (CandidateVelocity|CandidateVelocity);
//Vectors are rated by their length and their overall forward movement.
if (CandidateScore > BestScore)
{
BestScore = CandidateScore;
BestVelocity = CandidateVelocity;
}
}
}
}
ReturnVelocity = BestVelocity;
#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
if (DebugMode)
{
DrawDebugDirectionalArrow(MyWorld, inAvoidanceData.Center + inAvoidanceData.Velocity, inAvoidanceData.Center + (ReturnVelocity / DeltaTime), 75.0f, FColor(64,255,64), true, 2.0f, SDPG_MAX);
}
#endif
}
return ReturnVelocity / DeltaTime; //Remove prediction-time scaling
}
void USoundWave::Serialize( FArchive& Ar )
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT("USoundWave::Serialize"), STAT_SoundWave_Serialize, STATGROUP_LoadTime );
Super::Serialize( Ar );
bool bCooked = Ar.IsCooking();
Ar << bCooked;
if (FPlatformProperties::RequiresCookedData() && !bCooked && Ar.IsLoading())
{
UE_LOG(LogAudio, Fatal, TEXT("This platform requires cooked packages, and audio data was not cooked into %s."), *GetFullName());
}
Ar.UsingCustomVersion(FFrameworkObjectVersion::GUID);
if (Ar.IsLoading() && (Ar.UE4Ver() >= VER_UE4_SOUND_COMPRESSION_TYPE_ADDED) && (Ar.CustomVer(FFrameworkObjectVersion::GUID) < FFrameworkObjectVersion::RemoveSoundWaveCompressionName))
{
FName DummyCompressionName;
Ar << DummyCompressionName;
}
bool bSupportsStreaming = false;
if (Ar.IsLoading() && FPlatformProperties::SupportsAudioStreaming())
{
bSupportsStreaming = true;
}
else if (Ar.IsCooking() && Ar.CookingTarget()->SupportsFeature(ETargetPlatformFeatures::AudioStreaming))
{
bSupportsStreaming = true;
}
if (bCooked)
{
// Only want to cook/load full data if we don't support streaming
if (!IsStreaming() || !bSupportsStreaming)
{
if (Ar.IsCooking())
{
#if WITH_ENGINE
TArray<FName> ActualFormatsToSave;
if (!Ar.CookingTarget()->IsServerOnly())
{
// for now we only support one format per wav
FName Format = Ar.CookingTarget()->GetWaveFormat(this);
GetCompressedData(Format); // Get the data from the DDC or build it
ActualFormatsToSave.Add(Format);
}
CompressedFormatData.Serialize(Ar, this, &ActualFormatsToSave);
#endif
}
else
{
CompressedFormatData.Serialize(Ar, this);
}
}
}
else
{
// only save the raw data for non-cooked packages
RawData.Serialize( Ar, this );
}
Ar << CompressedDataGuid;
if (IsStreaming())
{
if (bCooked)
{
// only cook/load streaming data if it's supported
if (bSupportsStreaming)
{
SerializeCookedPlatformData(Ar);
}
}
#if WITH_EDITORONLY_DATA
if (Ar.IsLoading() && !Ar.IsTransacting() && !bCooked && !GetOutermost()->HasAnyPackageFlags(PKG_ReloadingForCooker))
{
BeginCachePlatformData();
}
#endif // #if WITH_EDITORONLY_DATA
}
}
bool FPackageName::SearchForPackageOnDisk(const FString& PackageName, FString* OutLongPackageName, FString* OutFilename, bool bUseLocalizedNames)
{
DECLARE_SCOPE_CYCLE_COUNTER(TEXT("FPackageName::SearchForPackageOnDisk"), STAT_PackageName_SearchForPackageOnDisk, STATGROUP_LoadTime);
bool bResult = false;
double StartTime = FPlatformTime::Seconds();
if (FPackageName::IsShortPackageName(PackageName) == false)
{
// If this is long package name, revert to using DoesPackageExist because it's a lot faster.
FString Filename;
if (DoesPackageExist(PackageName, NULL, &Filename))
{
if (OutLongPackageName)
{
*OutLongPackageName = PackageName;
}
if (OutFilename)
{
*OutFilename = Filename;
}
bResult = true;
}
}
else
{
// Attempt to find package by its short name by searching in the known content paths.
TArray<FString> Paths;
{
TArray<FString> RootContentPaths;
FPackageName::QueryRootContentPaths( RootContentPaths );
for( TArray<FString>::TConstIterator RootPathIt( RootContentPaths ); RootPathIt; ++RootPathIt )
{
const FString& RootPath = *RootPathIt;
const FString& ContentFolder = FPackageName::LongPackageNameToFilename( RootPath );
Paths.Add( ContentFolder );
}
}
const FString PackageWildcard = (PackageName.Find(TEXT("."), ESearchCase::CaseSensitive) != INDEX_NONE ? PackageName : PackageName + TEXT(".*"));
TArray<FString> Results;
for (int32 PathIndex = 0; PathIndex < Paths.Num() && !bResult; ++PathIndex)
{
// Search directly on disk. Very slow!
IFileManager::Get().FindFilesRecursive(Results, *Paths[PathIndex], *PackageWildcard, true, false);
for (int32 FileIndex = 0; FileIndex < Results.Num(); ++FileIndex)
{
FString Filename(Results[FileIndex]);
if (IsPackageFilename(Results[FileIndex]))
{
// Convert to long package name.
FString LongPackageName;
if (TryConvertFilenameToLongPackageName(Filename, LongPackageName))
{
if (OutLongPackageName)
{
if (bResult)
{
UE_LOG(LogPackageName, Warning, TEXT("Found ambiguous long package name for '%s'. Returning '%s', but could also be '%s'."), *PackageName, **OutLongPackageName, *LongPackageName );
}
else
{
*OutLongPackageName = LongPackageName;
}
}
if (OutFilename)
{
FPaths::MakeStandardFilename(Filename);
if (bResult)
{
UE_LOG(LogPackageName, Warning, TEXT("Found ambiguous file name for '%s'. Returning '%s', but could also be '%s'."), *PackageName, **OutFilename, *Filename);
}
else
{
*OutFilename = Filename;
}
}
bResult = true;
}
}
}
}
}
float ThisTime = FPlatformTime::Seconds() - StartTime;
if ( bResult )
{
UE_LOG(LogPackageName, Log, TEXT("SearchForPackageOnDisk took %7.3fs to resolve %s."), ThisTime, *PackageName);
}
else
{
UE_LOG(LogPackageName, Log, TEXT("SearchForPackageOnDisk took %7.3fs, but failed to resolve %s."), ThisTime, *PackageName);
}
return bResult;
}
void DebugLeakTest()
{
if (CVarEnableLeakTest.GetValueOnGameThread() == 1)
{
if (GFrameCounter == 60)
{
DirectStatsCommand( TEXT( "stat namedmarker Frame-060" ), true );
}
if (GFrameCounter == 120)
{
DirectStatsCommand( TEXT( "stat namedmarker Frame-120" ), true );
}
if (GFrameCounter == 240)
{
DirectStatsCommand( TEXT( "stat namedmarker Frame-240" ), true );
}
if (GFrameCounter == 300)
{
GIsRequestingExit = true;
}
// Realloc.
static TArray<uint8> Array;
static int32 Initial = 1;
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "LeakTest::Realloc" ), Stat_LeakTest_Realloc, STATGROUP_Quick );
Array.AddZeroed( Initial );
Initial += 100;
}
if (GFrameCounter == 300)
{
UE_LOG( LogTemp, Warning, TEXT( "Stat_ReallocTest: %i / %i" ), Array.GetAllocatedSize(), Initial );
}
// General memory leak.
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "LeakTest::NewInt8" ), Stat_LeakTest_NewInt8, STATGROUP_Quick );
int8* Leak = new int8[1000 * 1000];
}
if (GFrameCounter < 250)
{
// Background threads memory test.
struct FAllocTask
{
static void Alloc()
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "FAllocTask::Alloc" ), Stat_FAllocTask_Alloc, STATGROUP_Quick );
int8* IntAlloc = new int8[112233];
int8* LeakTask = new int8[100000];
delete[] IntAlloc;
}
};
for (int32 Index = 0; Index < 40; ++Index)
{
FSimpleDelegateGraphTask::CreateAndDispatchWhenReady( FSimpleDelegateGraphTask::FDelegate::CreateStatic( FAllocTask::Alloc ), TStatId() );
}
class FAllocPool : public FNonAbandonableTask
{
public:
void DoWork()
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "FAllocPool::DoWork" ), Stat_FAllocPool_DoWork, STATGROUP_Quick );
int8* IntAlloc = new int8[223311];
int8* LeakTask = new int8[100000];
delete[] IntAlloc;
}
TStatId GetStatId() const
{
return TStatId();
}
};
for (int32 Index = 0; Index < 40; ++Index)
{
(new FAutoDeleteAsyncTask<FAllocPool>())->StartBackgroundTask();
}
}
for (int32 Index = 0; Index < 40; ++Index)
{
DECLARE_SCOPE_CYCLE_COUNTER( TEXT( "DebugLeakTest::Alloc" ), Stat_LeakTest_Alloc, STATGROUP_Quick );
int8* IntAlloc = new int8[331122];
int8* LeakTask = new int8[100000];
delete[] IntAlloc;
}
if (GIsRequestingExit)
{
// If we are writing stats data, stop it now.
DirectStatsCommand( TEXT( "stat stopfile" ), true );
}
}
}
