You've already forked UnrealEngineUWP
mirror of
https://github.com/izzy2lost/UnrealEngineUWP.git
synced 2026-03-26 18:15:20 -07:00
1014 lines
35 KiB
C++
1014 lines
35 KiB
C++
// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.
|
|
|
|
#include "ProfilerPrivatePCH.h"
|
|
|
|
/*-----------------------------------------------------------------------------
|
|
FProfilerStat, FProfilerGroup
|
|
-----------------------------------------------------------------------------*/
|
|
|
|
FProfilerStat FProfilerStat::Default;
|
|
FProfilerGroup FProfilerGroup::Default;
|
|
|
|
FProfilerStat::FProfilerStat( const uint32 InStatID /*= 0 */ )
|
|
: _Name( TEXT("(Stat-Default)") )
|
|
, _OwningGroupPtr( FProfilerGroup::GetDefaultPtr() )
|
|
, _ID( InStatID )
|
|
, _Type( EProfilerSampleTypes::InvalidOrMax )
|
|
{}
|
|
|
|
/*-----------------------------------------------------------------------------
|
|
FProfilerSession
|
|
-----------------------------------------------------------------------------*/
|
|
|
|
FProfilerSession::FProfilerSession( EProfilerSessionTypes::Type InSessionType, const ISessionInstanceInfoPtr InSessionInstanceInfo, FGuid InSessionInstanceID, FString InDataFilepath )
|
|
: ClientStatMetadata( nullptr )
|
|
, bRequestStatMetadataUpdate( false )
|
|
, bLastPacket( false )
|
|
, StatMetaDataSize( 0 )
|
|
, OnTick( FTickerDelegate::CreateRaw( this, &FProfilerSession::HandleTicker ) )
|
|
, DataProvider( MakeShareable( new FArrayDataProvider() ) )
|
|
, StatMetaData( MakeShareable( new FProfilerStatMetaData() ) )
|
|
, EventGraphDataTotal( MakeShareable( new FEventGraphData() ) )
|
|
, EventGraphDataMaximum( MakeShareable( new FEventGraphData() ) )
|
|
, EventGraphDataCurrent( MakeShareable( new FEventGraphData() ) )
|
|
, CreationTime( FDateTime::Now() )
|
|
, DataFilepath( InDataFilepath )
|
|
, SessionType( InSessionType )
|
|
, SessionInstanceInfo( InSessionInstanceInfo )
|
|
, SessionInstanceID( InSessionInstanceID )
|
|
, bDataPreviewing( false )
|
|
, bDataCapturing( false )
|
|
, bHasAllProfilerData( false )
|
|
|
|
, FPSAnalyzer( MakeShareable( new FFPSAnalyzer( 5, 0, 60 ) ) )
|
|
{}
|
|
|
|
FProfilerSession::FProfilerSession( const ISessionInstanceInfoPtr InSessionInstanceInfo )
|
|
: ClientStatMetadata( nullptr )
|
|
, bRequestStatMetadataUpdate( false )
|
|
, bLastPacket( false )
|
|
, StatMetaDataSize( 0 )
|
|
, OnTick( FTickerDelegate::CreateRaw( this, &FProfilerSession::HandleTicker ) )
|
|
, DataProvider( MakeShareable( new FArrayDataProvider() ) )
|
|
, StatMetaData( MakeShareable( new FProfilerStatMetaData() ) )
|
|
, EventGraphDataTotal( MakeShareable( new FEventGraphData() ) )
|
|
, EventGraphDataMaximum( MakeShareable( new FEventGraphData() ) )
|
|
, EventGraphDataCurrent( MakeShareable( new FEventGraphData() ) )
|
|
, CreationTime( FDateTime::Now() )
|
|
, DataFilepath( TEXT("") )
|
|
, SessionType( EProfilerSessionTypes::Live )
|
|
, SessionInstanceInfo( InSessionInstanceInfo )
|
|
, SessionInstanceID( InSessionInstanceInfo->GetInstanceId() )
|
|
, bDataPreviewing( false )
|
|
, bDataCapturing( false )
|
|
, bHasAllProfilerData( false )
|
|
|
|
, FPSAnalyzer( MakeShareable( new FFPSAnalyzer( 5, 0, 60 ) ) )
|
|
{
|
|
// Randomize creation time to test loading profiler captures with different creation time and different amount of data.
|
|
CreationTime = FDateTime::Now() += FTimespan( 0, 0, FMath::RandRange( 2, 8 ) );
|
|
FTicker::GetCoreTicker().AddTicker( OnTick );
|
|
}
|
|
|
|
FProfilerSession::FProfilerSession( const FString& InDataFilepath )
|
|
: ClientStatMetadata( nullptr )
|
|
, bRequestStatMetadataUpdate( false )
|
|
, bLastPacket( false )
|
|
, StatMetaDataSize( 0 )
|
|
, OnTick( FTickerDelegate::CreateRaw( this, &FProfilerSession::HandleTicker ) )
|
|
, DataProvider( MakeShareable( new FArrayDataProvider() ) )
|
|
, StatMetaData( MakeShareable( new FProfilerStatMetaData() ) )
|
|
, EventGraphDataTotal( MakeShareable( new FEventGraphData() ) )
|
|
, EventGraphDataMaximum( MakeShareable( new FEventGraphData() ) )
|
|
, EventGraphDataCurrent( MakeShareable( new FEventGraphData() ) )
|
|
, CreationTime( FDateTime::Now() )
|
|
, DataFilepath( InDataFilepath.Replace( *FStatConstants::StatsFileExtension, TEXT( "" ) ) )
|
|
, SessionType( EProfilerSessionTypes::StatsFile )
|
|
, SessionInstanceInfo( nullptr )
|
|
, SessionInstanceID( FGuid::NewGuid() )
|
|
, bDataPreviewing( false )
|
|
, bDataCapturing( false )
|
|
, bHasAllProfilerData( false )
|
|
|
|
, FPSAnalyzer( MakeShareable( new FFPSAnalyzer( 5, 0, 60 ) ) )
|
|
{
|
|
// Randomize creation time to test loading profiler captures with different creation time and different amount of data.
|
|
CreationTime = FDateTime::Now() += FTimespan( 0, 0, FMath::RandRange( 2, 8 ) );
|
|
FTicker::GetCoreTicker().AddTicker( OnTick );
|
|
}
|
|
|
|
FProfilerSession::~FProfilerSession()
|
|
{
|
|
FTicker::GetCoreTicker().RemoveTicker( OnTick );
|
|
}
|
|
|
|
FGraphDataSourceRefConst FProfilerSession::CreateGraphDataSource( const uint32 InStatID )
|
|
{
|
|
FGraphDataSource* GraphDataSource = new FGraphDataSource( AsShared(), InStatID );
|
|
return MakeShareable( GraphDataSource );
|
|
}
|
|
|
|
FEventGraphDataRef FProfilerSession::CreateEventGraphData( const uint32 FrameStartIndex, const uint32 FrameEndIndex, const EEventGraphTypes::Type EventGraphType )
|
|
{
|
|
static FTotalTimeAndCount Current(0.0f, 0);
|
|
PROFILER_SCOPE_LOG_TIME( TEXT( "FProfilerSession::CreateEventGraphData" ), &Current );
|
|
|
|
FEventGraphData* EventGraphData = new FEventGraphData();
|
|
|
|
if( EventGraphType == EEventGraphTypes::Average )
|
|
{
|
|
for( uint32 FrameIndex = FrameStartIndex; FrameIndex < FrameEndIndex+1; ++FrameIndex )
|
|
{
|
|
// Create a temporary event graph data for the specified frame.
|
|
const FEventGraphData CurrentEventGraphData( AsShared(), FrameIndex );
|
|
EventGraphData->CombineAndAdd( CurrentEventGraphData );
|
|
}
|
|
|
|
EventGraphData->Advance( FrameStartIndex, FrameEndIndex+1 );
|
|
EventGraphData->Divide( (double)EventGraphData->GetNumFrames() );
|
|
}
|
|
else if( EventGraphType == EEventGraphTypes::Maximum )
|
|
{
|
|
for( uint32 FrameIndex = FrameStartIndex; FrameIndex < FrameEndIndex+1; ++FrameIndex )
|
|
{
|
|
// Create a temporary event graph data for the specified frame.
|
|
const FEventGraphData CurrentEventGraphData( AsShared(), FrameIndex );
|
|
EventGraphData->CombineAndFindMax( CurrentEventGraphData );
|
|
}
|
|
EventGraphData->Advance( FrameStartIndex, FrameEndIndex+1 );
|
|
}
|
|
|
|
return MakeShareable( EventGraphData );
|
|
}
|
|
|
|
void FProfilerSession::UpdateAggregatedStats( const uint32 FrameIndex )
|
|
{
|
|
const FIntPoint& IndicesForFrame = DataProvider->GetSamplesIndicesForFrame( FrameIndex );
|
|
const uint32 SampleStartIndex = IndicesForFrame.X;
|
|
const uint32 SampleEndIndex = IndicesForFrame.Y;
|
|
|
|
const FProfilerSampleArray& Collection = DataProvider->GetCollection();
|
|
|
|
for( uint32 SampleIndex = SampleStartIndex; SampleIndex < SampleEndIndex; SampleIndex++ )
|
|
{
|
|
const FProfilerSample& ProfilerSample = Collection[ SampleIndex ];
|
|
|
|
const uint32 StatID = ProfilerSample.StatID();
|
|
FProfilerAggregatedStat* AggregatedStat = AggregatedStats.Find( StatID );
|
|
if( !AggregatedStat )
|
|
{
|
|
const FProfilerStat& ProfilerStat = GetMetaData()->GetStatByID( StatID );
|
|
AggregatedStat = &AggregatedStats.Add( ProfilerSample.StatID(), FProfilerAggregatedStat( ProfilerStat.Name(), ProfilerStat.OwningGroup().Name(), ProfilerSample.Type() ) );
|
|
}
|
|
(*AggregatedStat) += ProfilerSample;
|
|
}
|
|
|
|
for( auto It = AggregatedStats.CreateIterator(); It; ++It )
|
|
{
|
|
FProfilerAggregatedStat& AggregatedStat = It.Value();
|
|
AggregatedStat.Advance();
|
|
}
|
|
|
|
// @TODO: Create map for stats TMap<uint32, TArray<uint32> >; StatID -> Sample indices for faster lookup in data providers
|
|
}
|
|
|
|
void FProfilerSession::EventGraphCombineAndMax( const FEventGraphDataRef Current, const uint32 NumFrames )
|
|
{
|
|
EventGraphDataMaximum->CombineAndFindMax( Current.Get() );
|
|
EventGraphDataMaximum->Advance( 0, NumFrames );
|
|
}
|
|
|
|
void FProfilerSession::EventGraphCombineAndAdd( const FEventGraphDataRef Current, const uint32 NumFrames )
|
|
{
|
|
EventGraphDataTotal->CombineAndAdd( Current.Get() );
|
|
EventGraphDataTotal->Advance( 0, NumFrames );
|
|
}
|
|
|
|
void FProfilerSession::UpdateAggregatedEventGraphData( const uint32 FrameIndex )
|
|
{
|
|
if( CompletionSync.GetReference() && !CompletionSync->IsComplete() )
|
|
{
|
|
static FTotalTimeAndCount JoinTasksTimeAndCont(0.0f, 0);
|
|
PROFILER_SCOPE_LOG_TIME( TEXT( "FProfilerSession::CombineJoinAndContinue" ), &JoinTasksTimeAndCont );
|
|
|
|
FTaskGraphInterface::Get().WaitUntilTaskCompletes(CompletionSync, ENamedThreads::GameThread);
|
|
}
|
|
|
|
static FTotalTimeAndCount TimeAndCount(0.0f, 0);
|
|
PROFILER_SCOPE_LOG_TIME( TEXT( "FProfilerSession::UpdateAggregatedEventGraphData" ), &TimeAndCount );
|
|
|
|
// Create a temporary event graph data for the specified frame.
|
|
EventGraphDataCurrent = MakeShareable( new FEventGraphData( AsShared(), FrameIndex ) );
|
|
const uint32 NumFrames = DataProvider->GetNumFrames();
|
|
|
|
static const bool bUseTaskGraph = true;
|
|
|
|
if( bUseTaskGraph )
|
|
{
|
|
FGraphEventArray EventGraphCombineTasks;
|
|
|
|
new (EventGraphCombineTasks) FGraphEventRef(FSimpleDelegateGraphTask::CreateAndDispatchWhenReady
|
|
(
|
|
FSimpleDelegateGraphTask::FDelegate::CreateRaw( this, &FProfilerSession::EventGraphCombineAndMax, EventGraphDataCurrent, NumFrames ),
|
|
TEXT("EventGraphData.CombineAndFindMax"), nullptr
|
|
));
|
|
|
|
new (EventGraphCombineTasks) FGraphEventRef(FSimpleDelegateGraphTask::CreateAndDispatchWhenReady
|
|
(
|
|
FSimpleDelegateGraphTask::FDelegate::CreateRaw( this, &FProfilerSession::EventGraphCombineAndAdd, EventGraphDataCurrent, NumFrames ),
|
|
TEXT("EventGraphData.EventGraphCombineAndAdd"), nullptr
|
|
));
|
|
|
|
// JoinThreads
|
|
CompletionSync = TGraphTask<FNullGraphTask>::CreateTask( &EventGraphCombineTasks, ENamedThreads::GameThread )
|
|
.ConstructAndDispatchWhenReady( TEXT("EventGraphData.CombineJoinAndContinue"), ENamedThreads::AnyThread );
|
|
}
|
|
else
|
|
{
|
|
EventGraphCombineAndMax( EventGraphDataCurrent, NumFrames );
|
|
EventGraphCombineAndAdd( EventGraphDataCurrent, NumFrames );
|
|
}
|
|
}
|
|
|
|
bool FProfilerSession::HandleTicker( float DeltaTime )
|
|
{
|
|
// Update metadata if needed
|
|
if( bRequestStatMetadataUpdate )
|
|
{
|
|
StatMetaData->Update( *ClientStatMetadata );
|
|
bRequestStatMetadataUpdate = false;
|
|
}
|
|
|
|
const int32 FramesNumToProcess = SessionType == EProfilerSessionTypes::StatsFile ? 240 : 2;
|
|
|
|
for( int32 FrameNumber = 0; FrameNumber < FMath::Min(FrameToProcess.Num(),FramesNumToProcess); FrameNumber++ )
|
|
{
|
|
const uint32 FrameIndex = FrameToProcess[0];
|
|
FrameToProcess.RemoveAt( 0 );
|
|
|
|
FProfilerDataFrame& CurrentProfilerData = FrameToProfilerDataMapping.FindChecked( FrameIndex );
|
|
|
|
static FTotalTimeAndCount Current(0.0f, 0);
|
|
PROFILER_SCOPE_LOG_TIME( TEXT( "FProfilerSession::HandleTicker" ), &Current );
|
|
|
|
const FProfilerStatMetaDataRef MetaData = GetMetaData();
|
|
TMap<uint32, float> ThreadMS;
|
|
|
|
// Preprocess the hierarchical samples for the specified frame.
|
|
const TMap<uint32, FProfilerCycleGraph>& CycleGraphs = CurrentProfilerData.CycleGraphs;
|
|
|
|
// Add a root sample for this frame.
|
|
// HACK 2013-07-19, 13:44 STAT_Root == ThreadRoot in stats2
|
|
const uint32 FrameRootSampleIndex = DataProvider->AddHierarchicalSample( 0, MetaData->GetStatByID(1).OwningGroup().ID(), 1, 0.0f, 0.0f, 1 );
|
|
|
|
double GameThreadTimeMS = 0.0f;
|
|
double MaxThreadTimeMS = 0.0f;
|
|
|
|
double ThreadStartTimeMS = 0.0;
|
|
for( auto ThreadIt = CycleGraphs.CreateConstIterator(); ThreadIt; ++ThreadIt )
|
|
{
|
|
const uint32 ThreadID = ThreadIt.Key();
|
|
const FProfilerCycleGraph& ThreadGraph = ThreadIt.Value();
|
|
|
|
// Calculate total time for this thread.
|
|
double ThreadDurationTimeMS = 0.0;
|
|
ThreadStartTimeMS = CurrentProfilerData.FrameStart;
|
|
for( int32 Index = 0; Index < ThreadGraph.Children.Num(); Index++ )
|
|
{
|
|
ThreadDurationTimeMS += MetaData->ConvertCyclesToMS( ThreadGraph.Children[Index].Value );
|
|
}
|
|
|
|
if (ThreadDurationTimeMS > 0.0)
|
|
{
|
|
// Check for game thread.
|
|
const FString GameThreadName = FName( NAME_GameThread ).GetPlainNameString();
|
|
const bool bGameThreadFound = MetaData->GetThreadDescriptions().FindChecked( ThreadID ).Contains( GameThreadName );
|
|
if( bGameThreadFound )
|
|
{
|
|
GameThreadTimeMS = ThreadDurationTimeMS;
|
|
}
|
|
|
|
// Add a root sample for each thread.
|
|
const uint32& NewThreadID = MetaData->ThreadIDtoStatID.FindChecked( ThreadID );
|
|
const uint32 ThreadRootSampleIndex = DataProvider->AddHierarchicalSample
|
|
(
|
|
NewThreadID/*ThreadID*/,
|
|
MetaData->GetStatByID(NewThreadID).OwningGroup().ID(),
|
|
NewThreadID,
|
|
ThreadStartTimeMS,
|
|
ThreadDurationTimeMS,
|
|
1,
|
|
FrameRootSampleIndex
|
|
);
|
|
ThreadMS.FindOrAdd( ThreadID ) = (float)ThreadDurationTimeMS;
|
|
|
|
// Recursively add children and parent to the root samples.
|
|
for( int32 Index = 0; Index < ThreadGraph.Children.Num(); Index++ )
|
|
{
|
|
const FProfilerCycleGraph& CycleGraph = ThreadGraph.Children[Index];
|
|
const double CycleDurationMS = MetaData->ConvertCyclesToMS( CycleGraph.Value );
|
|
const double CycleStartTimeMS = ThreadStartTimeMS;
|
|
|
|
if (CycleDurationMS > 0.0)
|
|
{
|
|
PopulateHierarchy_Recurrent( CycleGraph, CycleStartTimeMS, CycleDurationMS, ThreadRootSampleIndex );
|
|
}
|
|
ThreadStartTimeMS += CycleDurationMS;
|
|
}
|
|
|
|
MaxThreadTimeMS = FMath::Max( MaxThreadTimeMS, ThreadDurationTimeMS );
|
|
}
|
|
}
|
|
|
|
// Fix the root stat time.
|
|
FProfilerSampleArray& MutableCollection = const_cast<FProfilerSampleArray&>(DataProvider->GetCollection());
|
|
MutableCollection[FrameRootSampleIndex].SetDurationMS( GameThreadTimeMS != 0.0f ? GameThreadTimeMS : MaxThreadTimeMS );
|
|
|
|
// Process the non-hierarchical samples for the specified frame.
|
|
{
|
|
// Process integer counters.
|
|
for( int32 Index = 0; Index < CurrentProfilerData.CountAccumulators.Num(); Index++ )
|
|
{
|
|
const FProfilerCountAccumulator& IntCounter = CurrentProfilerData.CountAccumulators[Index];
|
|
const EProfilerSampleTypes::Type ProfilerSampleType = MetaData->GetSampleTypeForStatID( IntCounter.StatId );
|
|
DataProvider->AddCounterSample( MetaData->GetStatByID(IntCounter.StatId).OwningGroup().ID(), IntCounter.StatId, (double)IntCounter.Value, ProfilerSampleType );
|
|
}
|
|
|
|
// Process floating point counters.
|
|
for( int32 Index = 0; Index < CurrentProfilerData.FloatAccumulators.Num(); Index++ )
|
|
{
|
|
const FProfilerFloatAccumulator& FloatCounter = CurrentProfilerData.FloatAccumulators[Index];
|
|
DataProvider->AddCounterSample( MetaData->GetStatByID(FloatCounter.StatId).OwningGroup().ID(), FloatCounter.StatId, (double)FloatCounter.Value, EProfilerSampleTypes::NumberFloat );
|
|
|
|
}
|
|
}
|
|
|
|
// Advance frame
|
|
const uint32 LastFrameIndex = DataProvider->GetNumFrames();
|
|
DataProvider->AdvanceFrame( MaxThreadTimeMS );
|
|
|
|
// Update aggregated stats
|
|
UpdateAggregatedStats( LastFrameIndex );
|
|
|
|
// Update aggregated events.
|
|
UpdateAggregatedEventGraphData( LastFrameIndex );
|
|
|
|
// Update mini-view.
|
|
OnAddThreadTime.ExecuteIfBound( LastFrameIndex, ThreadMS, StatMetaData );
|
|
|
|
FrameToProfilerDataMapping.Remove( FrameIndex );
|
|
}
|
|
|
|
if( SessionType == EProfilerSessionTypes::StatsFile )
|
|
{
|
|
if( FrameToProcess.Num() == 0 && bHasAllProfilerData )
|
|
{
|
|
// Broadcast that a capture file has been fully processed.
|
|
OnCaptureFileProcessed.ExecuteIfBound( GetInstanceID() );
|
|
|
|
// Disable tick method as we no longer need to tick.
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void FProfilerSession::PopulateHierarchy_Recurrent
|
|
(
|
|
const FProfilerCycleGraph& ParentGraph,
|
|
const double ParentStartTimeMS,
|
|
const double ParentDurationMS,
|
|
const uint32 ParentSampleIndex
|
|
)
|
|
{
|
|
const FProfilerStatMetaDataRef MetaData = GetMetaData();
|
|
const uint32& ThreadID = MetaData->ThreadIDtoStatID.FindChecked( ParentGraph.ThreadId );
|
|
|
|
const uint32 SampleIndex = DataProvider->AddHierarchicalSample
|
|
(
|
|
ThreadID,
|
|
MetaData->GetStatByID(ParentGraph.StatId).OwningGroup().ID(),
|
|
ParentGraph.StatId,
|
|
ParentStartTimeMS, ParentDurationMS,
|
|
ParentGraph.CallsPerFrame,
|
|
ParentSampleIndex
|
|
);
|
|
|
|
double ChildStartTimeMS = ParentStartTimeMS;
|
|
double ChildrenDurationMS = 0.0f;
|
|
|
|
for( int32 DataIndex = 0; DataIndex < ParentGraph.Children.Num(); DataIndex++ )
|
|
{
|
|
const FProfilerCycleGraph& ChildCyclesCounter = ParentGraph.Children[DataIndex];
|
|
const double ChildDurationMS = MetaData->ConvertCyclesToMS( ChildCyclesCounter.Value );
|
|
|
|
if (ChildDurationMS > 0.0)
|
|
{
|
|
PopulateHierarchy_Recurrent( ChildCyclesCounter, ChildStartTimeMS, ChildDurationMS, SampleIndex );
|
|
}
|
|
ChildStartTimeMS += ChildDurationMS;
|
|
ChildrenDurationMS += ChildDurationMS;
|
|
}
|
|
|
|
const double SelfTimeMS = ParentDurationMS - ChildrenDurationMS;
|
|
if( SelfTimeMS > 0.0f && ParentGraph.Children.Num() > 0 )
|
|
{
|
|
const FName& ParentStatName = MetaData->GetStatByID( ParentGraph.StatId ).Name();
|
|
const FName& ParentGroupName = MetaData->GetStatByID( ParentGraph.StatId ).OwningGroup().Name();
|
|
|
|
// Create a fake stat that represents this profiler sample's exclusive time.
|
|
// This is required if we want to create correct combined event graphs later.
|
|
DataProvider->AddHierarchicalSample
|
|
(
|
|
ThreadID,
|
|
MetaData->GetStatByID(0).OwningGroup().ID(),
|
|
0, // @see FProfilerStatMetaData.Update, 0 means "Self"
|
|
ChildStartTimeMS,
|
|
SelfTimeMS,
|
|
1,
|
|
SampleIndex
|
|
);
|
|
}
|
|
}
|
|
|
|
/*-----------------------------------------------------------------------------
|
|
FRawProfilerSession
|
|
-----------------------------------------------------------------------------*/
|
|
|
|
FRawProfilerSession::FRawProfilerSession( const FString& InRawStatsFileFileath )
|
|
: FProfilerSession( EProfilerSessionTypes::StatsFileRaw, nullptr, FGuid::NewGuid(), InRawStatsFileFileath.Replace( *FStatConstants::StatsFileRawExtension, TEXT( "" ) ) )
|
|
, CurrentMiniViewFrame( 0 )
|
|
{
|
|
OnTick = FTickerDelegate::CreateRaw( this, &FRawProfilerSession::HandleTicker );
|
|
}
|
|
|
|
FRawProfilerSession::~FRawProfilerSession()
|
|
{
|
|
FTicker::GetCoreTicker().RemoveTicker( OnTick );
|
|
}
|
|
|
|
bool FRawProfilerSession::HandleTicker( float DeltaTime )
|
|
{
|
|
#if 0
|
|
StatsThreadStats;
|
|
Stream;
|
|
|
|
enum
|
|
{
|
|
MAX_NUM_DATA_PER_TICK = 30
|
|
};
|
|
int32 NumDataThisTick = 0;
|
|
|
|
// Add the data to the mini-view.
|
|
for( int32 FrameIndex = CurrentMiniViewFrame; FrameIndex < Stream.FramesInfo.Num(); ++FrameIndex )
|
|
{
|
|
const FStatsFrameInfo& StatsFrameInfo = Stream.FramesInfo[FrameIndex];
|
|
// Convert from cycles to ms.
|
|
TMap<uint32, float> ThreadMS;
|
|
for( auto InnerIt = StatsFrameInfo.ThreadCycles.CreateConstIterator(); InnerIt; ++InnerIt )
|
|
{
|
|
ThreadMS.Add( InnerIt.Key(), StatMetaData->ConvertCyclesToMS( InnerIt.Value() ) );
|
|
}
|
|
|
|
// Pass the reference to the stats' metadata.
|
|
// @TODO yrx 2014-04-03 Figure out something better later.
|
|
OnAddThreadTime.ExecuteIfBound( FrameIndex, ThreadMS, StatMetaData );
|
|
|
|
//CurrentMiniViewFrame++;
|
|
NumDataThisTick++;
|
|
if( NumDataThisTick > MAX_NUM_DATA_PER_TICK )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
#endif // 0
|
|
|
|
return true;
|
|
}
|
|
|
|
void FRawProfilerSession::PrepareLoading()
|
|
{
|
|
SCOPE_LOG_TIME_FUNC();
|
|
|
|
const FString Filepath = DataFilepath + FStatConstants::StatsFileRawExtension;
|
|
const int64 Size = IFileManager::Get().FileSize( *Filepath );
|
|
if( Size < 4 )
|
|
{
|
|
UE_LOG( LogStats, Error, TEXT( "Could not open: %s" ), *Filepath );
|
|
return;
|
|
}
|
|
TAutoPtr<FArchive> FileReader( IFileManager::Get().CreateFileReader( *Filepath ) );
|
|
if( !FileReader )
|
|
{
|
|
UE_LOG( LogStats, Error, TEXT( "Could not open: %s" ), *Filepath );
|
|
return;
|
|
}
|
|
|
|
if( !Stream.ReadHeader( *FileReader ) )
|
|
{
|
|
UE_LOG( LogStats, Error, TEXT( "Could not open, bad magic: %s" ), *Filepath );
|
|
return;
|
|
}
|
|
|
|
const bool bIsFinalized = Stream.Header.IsFinalized();
|
|
check( bIsFinalized );
|
|
StatsThreadStats.MarkAsLoaded();
|
|
|
|
TArray<FStatMessage> Messages;
|
|
if( Stream.Header.bRawStatsFile )
|
|
{
|
|
// Read metadata.
|
|
TArray<FStatMessage> MetadataMessages;
|
|
Stream.ReadFNamesAndMetadataMessages( *FileReader, MetadataMessages );
|
|
StatsThreadStats.ProcessMetaDataOnly( MetadataMessages );
|
|
|
|
const int64 CurrentFilePos = FileReader->Tell();
|
|
|
|
// Update profiler's metadata.
|
|
StatMetaData->UpdateFromStatsState( StatsThreadStats );
|
|
const uint32 GameThreadID = GetMetaData()->GetGameThreadID();
|
|
|
|
// Read frames offsets.
|
|
Stream.ReadFramesOffsets( *FileReader );
|
|
|
|
// Buffer used to store the compressed and decompressed data.
|
|
TArray<uint8> SrcArray;
|
|
TArray<uint8> DestArray;
|
|
const bool bHasCompressedData = Stream.Header.HasCompressedData();
|
|
|
|
// Temporary fix for setting the correct value for the SecondsPerCycle.
|
|
{
|
|
SCOPE_LOG_TIME( TEXT( "Looking for the STAT_SecondsPerCycle" ), nullptr );
|
|
UE_LOG( LogStats, Log, TEXT( "Looking for the STAT_SecondsPerCycle" ) );
|
|
FileReader->Seek( Stream.FramesInfo[0].FrameFileOffset );
|
|
|
|
if( bHasCompressedData )
|
|
{
|
|
// Read the compressed data.
|
|
FCompressedStatsData UncompressedData( SrcArray, DestArray );
|
|
*FileReader << UncompressedData;
|
|
}
|
|
|
|
// Select the proper archive.
|
|
FMemoryReader MemoryReader( DestArray, true );
|
|
FArchive& Archive = bHasCompressedData ? MemoryReader : *FileReader;
|
|
|
|
FStatPacketArray StatPacketArray;
|
|
|
|
int64 TargetFrame;
|
|
Archive << TargetFrame;
|
|
|
|
int32 NumPackets;
|
|
Archive << NumPackets;
|
|
|
|
for( int32 PacketIndex = 0; PacketIndex < NumPackets; PacketIndex++ )
|
|
{
|
|
FStatPacket* ToRead = new FStatPacket();
|
|
Stream.ReadStatPacket( Archive, *ToRead, bIsFinalized );
|
|
StatPacketArray.Packets.Add( ToRead );
|
|
}
|
|
|
|
for( int32 PacketIndex = 0; PacketIndex < StatPacketArray.Packets.Num(); PacketIndex++ )
|
|
{
|
|
const FStatPacket& StatPacket = *StatPacketArray.Packets[PacketIndex];
|
|
const TArray<FStatMessage>& Data = StatPacket.StatMessages;
|
|
|
|
for( int32 Index = 0; Index < Data.Num(); Index++ )
|
|
{
|
|
const FStatMessage& Item = Data[Index];
|
|
check( Item.NameAndInfo.GetFlag( EStatMetaFlags::DummyAlwaysOne ) ); // we should never be sending short names to the stats anymore
|
|
|
|
const FName ShortName = Item.NameAndInfo.GetShortName();
|
|
if( ShortName == TEXT( "STAT_SecondsPerCycle" ) )
|
|
{
|
|
StatMetaData->SecondsPerCycle = Item.GetValue_double();
|
|
UE_LOG( LogStats, Log, TEXT( "STAT_SecondsPerCycle is %f [ns]" ), StatMetaData->GetSecondsPerCycle()*1000*1000 );
|
|
|
|
PacketIndex = StatPacketArray.Packets.Num();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
check( StatMetaData->GetSecondsPerCycle() > 0.0 );
|
|
|
|
{
|
|
SCOPE_LOG_TIME( TEXT( "Preparing profiler frames" ), nullptr );
|
|
|
|
// Prepare profiler frames.
|
|
double ElapsedTimeMS = 0;
|
|
for( int32 FrameIndex = 0; FrameIndex < Stream.FramesInfo.Num(); ++FrameIndex )
|
|
{
|
|
const FStatsFrameInfo& StatsFrameInfo = Stream.FramesInfo[FrameIndex];
|
|
FileReader->Seek( StatsFrameInfo.FrameFileOffset );
|
|
|
|
if( bHasCompressedData )
|
|
{
|
|
// Read the compressed data.
|
|
FCompressedStatsData UncompressedData( SrcArray, DestArray );
|
|
*FileReader << UncompressedData;
|
|
}
|
|
|
|
// Select the proper archive.
|
|
FMemoryReader MemoryReader( DestArray, true );
|
|
FArchive& Archive = bHasCompressedData ? MemoryReader : *FileReader;
|
|
|
|
int64 TargetFrame;
|
|
Archive << TargetFrame;
|
|
|
|
const double GameThreadTimeMS = GetMetaData()->ConvertCyclesToMS( (uint32)StatsFrameInfo.ThreadCycles.FindChecked( GameThreadID ) );
|
|
|
|
// Update mini-view, convert from cycles to ms.
|
|
TMap<uint32, float> ThreadTimesMS;
|
|
for( auto InnerIt = StatsFrameInfo.ThreadCycles.CreateConstIterator(); InnerIt; ++InnerIt )
|
|
{
|
|
const uint32 ThreadID = InnerIt.Key();
|
|
const bool bCanBeAdded = GameThreadID == ThreadID || GetMetaData()->GetRenderThreadID().Contains( ThreadID );
|
|
if( bCanBeAdded )
|
|
{
|
|
ThreadTimesMS.Add( ThreadID, GetMetaData()->ConvertCyclesToMS( InnerIt.Value() ) );
|
|
}
|
|
}
|
|
|
|
// Pass the reference to the stats' metadata.
|
|
OnAddThreadTime.ExecuteIfBound( FrameIndex, ThreadTimesMS, StatMetaData );
|
|
|
|
// Create a new profiler frame and add it to the stream.
|
|
ElapsedTimeMS += GameThreadTimeMS;
|
|
FProfilerFrame* ProfilerFrame = new FProfilerFrame( TargetFrame, GameThreadTimeMS, ElapsedTimeMS );
|
|
ProfilerFrame->ThreadTimesMS = ThreadTimesMS;
|
|
ProfilerStream.AddProfilerFrame( TargetFrame, ProfilerFrame );
|
|
|
|
// Thread cycles can be used to generate low-res thread view.
|
|
// @TODO yrx 2014-04-23
|
|
}
|
|
int64 FrameOffset0 = Stream.FramesInfo[0].FrameFileOffset;
|
|
FileReader->Seek( FrameOffset0 );
|
|
}
|
|
|
|
#if 1
|
|
{
|
|
SCOPE_LOG_TIME( TEXT( "Processing raw stats frames" ), nullptr );
|
|
|
|
double CycleCounterAdjustmentMS = 0.0f;
|
|
|
|
// Read the raw stats messages.
|
|
for( int32 FrameIndex = 0; FrameIndex < Stream.FramesInfo.Num(); ++FrameIndex )
|
|
{
|
|
FProfilerFrame* ProfilerFrame = ProfilerStream.GetProfilerFrame( FrameIndex );
|
|
FileReader->Seek( Stream.FramesInfo[FrameIndex].FrameFileOffset );
|
|
|
|
UE_CLOG( FrameIndex % 8 == 0, LogStats, Log, TEXT( "Processing raw stats frame: %4i/%4i" ), FrameIndex, Stream.FramesInfo.Num() );
|
|
|
|
if( bHasCompressedData )
|
|
{
|
|
// Read the compressed data.
|
|
FCompressedStatsData UncompressedData( SrcArray, DestArray );
|
|
*FileReader << UncompressedData;
|
|
}
|
|
|
|
// Select the proper archive.
|
|
FMemoryReader MemoryReader( DestArray, true );
|
|
FArchive& Archive = bHasCompressedData ? MemoryReader : *FileReader;
|
|
|
|
FStatPacketArray Packet;
|
|
|
|
int64 TargetFrame;
|
|
Archive << TargetFrame;
|
|
|
|
int32 NumPackets;
|
|
Archive << NumPackets;
|
|
|
|
for( int32 PacketIndex = 0; PacketIndex < NumPackets; PacketIndex++ )
|
|
{
|
|
FStatPacket* ToRead = new FStatPacket();
|
|
Stream.ReadStatPacket( Archive, *ToRead, bIsFinalized );
|
|
Packet.Packets.Add( ToRead );
|
|
}
|
|
|
|
ProcessStatPacketArray( Packet, *ProfilerFrame, FrameIndex ); // or ProfilerFrame->TargetFrame
|
|
|
|
// Find the first cycle counter for the game thread.
|
|
if( CycleCounterAdjustmentMS == 0.0f )
|
|
{
|
|
CycleCounterAdjustmentMS = ProfilerFrame->Root->CycleCounterStartTimeMS;
|
|
}
|
|
|
|
TMap<uint32, int64> ThreadCycles;
|
|
// Serialize thread cycles.
|
|
Archive << ThreadCycles;
|
|
|
|
// Update thread time and mark profiler frame as valid and ready for use.
|
|
ProfilerFrame->MarkAsValid();
|
|
}
|
|
|
|
// Adjust all profiler frames.
|
|
ProfilerStream.AdjustCycleCounters( CycleCounterAdjustmentMS );
|
|
}
|
|
|
|
#endif // 0
|
|
}
|
|
|
|
const int64 AllocatedSize = ProfilerStream.GetAllocatedSize();
|
|
|
|
// We have the whole metadata and basic information about the raw stats file, start ticking the profiler session.
|
|
//FTicker::GetCoreTicker().AddTicker( OnTick, 0.25f );
|
|
|
|
#if 0
|
|
if( SessionType == EProfilerSessionTypes::OfflineRaw )
|
|
{
|
|
// Broadcast that a capture file has been fully processed.
|
|
OnCaptureFileProcessed.ExecuteIfBound( GetInstanceID() );
|
|
}
|
|
#endif // 0
|
|
}
|
|
|
|
void FProfilerStatMetaData::UpdateFromStatsState( const FStatsThreadState& StatsThreadStats )
|
|
{
|
|
TMap<FName, int32> GroupFNameIDs;
|
|
|
|
for( auto It = StatsThreadStats.Threads.CreateConstIterator(); It; ++It )
|
|
{
|
|
ThreadDescriptions.Add( It.Key(), It.Value().ToString() );
|
|
}
|
|
|
|
const uint32 NoGroupID = 0;
|
|
const uint32 ThreadGroupID = 1;
|
|
|
|
// Special groups.
|
|
InitializeGroup( NoGroupID, "NoGroup" );
|
|
|
|
// Self must be 0.
|
|
InitializeStat( 0, NoGroupID, TEXT( "Self" ), STATTYPE_CycleCounter );
|
|
|
|
// ThreadRoot must be 1.
|
|
InitializeStat( 1, NoGroupID, FStatConstants::NAME_ThreadRoot.GetPlainNameString(), STATTYPE_CycleCounter, FStatConstants::NAME_ThreadRoot );
|
|
|
|
int32 UniqueID = 15;
|
|
|
|
TArray<FName> GroupFNames;
|
|
StatsThreadStats.Groups.MultiFind( NAME_Groups, GroupFNames );
|
|
for( const auto& GroupFName : GroupFNames )
|
|
{
|
|
UniqueID++;
|
|
InitializeGroup( UniqueID, GroupFName.ToString() );
|
|
GroupFNameIDs.Add( GroupFName, UniqueID );
|
|
}
|
|
|
|
for( auto It = StatsThreadStats.ShortNameToLongName.CreateConstIterator(); It; ++It )
|
|
{
|
|
const FStatMessage& LongName = It.Value();
|
|
|
|
const FName GroupName = LongName.NameAndInfo.GetGroupName();
|
|
if( GroupName == NAME_Groups )
|
|
{
|
|
continue;
|
|
}
|
|
const int32 GroupID = GroupFNameIDs.FindChecked( GroupName );
|
|
|
|
const FName StatName = It.Key();
|
|
UniqueID++;
|
|
|
|
EStatType StatType = STATTYPE_Error;
|
|
if( LongName.NameAndInfo.GetField<EStatDataType>() == EStatDataType::ST_int64 )
|
|
{
|
|
if( LongName.NameAndInfo.GetFlag( EStatMetaFlags::IsCycle ) )
|
|
{
|
|
StatType = STATTYPE_CycleCounter;
|
|
}
|
|
else if( LongName.NameAndInfo.GetFlag( EStatMetaFlags::IsMemory ) )
|
|
{
|
|
StatType = STATTYPE_MemoryCounter;
|
|
}
|
|
else
|
|
{
|
|
StatType = STATTYPE_AccumulatorDWORD;
|
|
}
|
|
}
|
|
else if( LongName.NameAndInfo.GetField<EStatDataType>() == EStatDataType::ST_double )
|
|
{
|
|
StatType = STATTYPE_AccumulatorFLOAT;
|
|
}
|
|
|
|
check( StatType != STATTYPE_Error );
|
|
|
|
int32 StatID = UniqueID;
|
|
// Some hackery.
|
|
if( StatName == TEXT( "STAT_FrameTime" ) )
|
|
{
|
|
StatID = 2;
|
|
}
|
|
|
|
const FString Description = LongName.NameAndInfo.GetDescription();
|
|
const FString StatDesc = !Description.IsEmpty() ? Description : StatName.ToString();
|
|
|
|
InitializeStat( StatID, GroupID, StatDesc, StatType, StatName );
|
|
|
|
// Setup thread id to stat id.
|
|
if( GroupName == FStatConstants::NAME_ThreadGroup )
|
|
{
|
|
uint32 ThreadID = 0;
|
|
for( auto ThreadsIt = StatsThreadStats.Threads.CreateConstIterator(); ThreadsIt; ++ThreadsIt )
|
|
{
|
|
if (ThreadsIt.Value() == StatName)
|
|
{
|
|
ThreadID = ThreadsIt.Key();
|
|
break;
|
|
}
|
|
}
|
|
ThreadIDtoStatID.Add( ThreadID, StatID );
|
|
|
|
// Game thread is always NAME_GameThread
|
|
if( StatName == NAME_GameThread )
|
|
{
|
|
GameThreadID = ThreadID;
|
|
}
|
|
// Rendering thread may be "Rendering thread" or NAME_RenderThread with an index
|
|
else if( StatName.GetPlainNameString().Contains( FName(NAME_RenderThread).GetPlainNameString() ) )
|
|
{
|
|
RenderThreadIDs.AddUnique( ThreadID );
|
|
}
|
|
else if( StatName.GetPlainNameString().Contains( TEXT( "RenderingThread" ) ) )
|
|
{
|
|
RenderThreadIDs.AddUnique( ThreadID );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void FRawProfilerSession::ProcessStatPacketArray( const FStatPacketArray& StatPacketArray, FProfilerFrame& out_ProfilerFrame, int32 FrameIndex )
|
|
{
|
|
// @TODO yrx 2014-03-24 Standardize thread names and id
|
|
// @TODO yrx 2014-04-22 Remove all references to the data provider, event graph etc once data graph can visualize.
|
|
|
|
// Raw stats callstack for this stat packet array.
|
|
TMap<FName,FProfilerStackNode*> ThreadNodes;
|
|
|
|
const FProfilerStatMetaDataRef MetaData = GetMetaData();
|
|
|
|
FProfilerSampleArray& MutableCollection = const_cast<FProfilerSampleArray&>(DataProvider->GetCollection());
|
|
|
|
// Add a root sample for this frame.
|
|
const uint32 FrameRootSampleIndex = DataProvider->AddHierarchicalSample( 0, MetaData->GetStatByID( 1 ).OwningGroup().ID(), 1, 0.0f, 0.0f, 1 );
|
|
|
|
// Iterate through all stats packets and raw stats messages.
|
|
FName GameThreadFName = NAME_None;
|
|
for( int32 PacketIndex = 0; PacketIndex < StatPacketArray.Packets.Num(); PacketIndex++ )
|
|
{
|
|
const FStatPacket& StatPacket = *StatPacketArray.Packets[PacketIndex];
|
|
FName ThreadFName = StatsThreadStats.Threads.FindChecked( StatPacket.ThreadId );
|
|
const uint32 NewThreadID = MetaData->ThreadIDtoStatID.FindChecked( StatPacket.ThreadId );
|
|
|
|
// @TODO yrx 2014-04-29 Only game or render thread is supported at this moment.
|
|
if( StatPacket.ThreadType != EThreadType::Game && StatPacket.ThreadType != EThreadType::Renderer )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
// Workaround for issue with rendering thread names.
|
|
if( StatPacket.ThreadType == EThreadType::Renderer )
|
|
{
|
|
ThreadFName = NAME_RenderThread;
|
|
}
|
|
|
|
FProfilerStackNode* ThreadNode = ThreadNodes.FindRef( ThreadFName );
|
|
if( !ThreadNode )
|
|
{
|
|
FString ThreadIdName = FStatsUtils::BuildUniqueThreadName( StatPacket.ThreadId );
|
|
FStatMessage ThreadMessage( ThreadFName, EStatDataType::ST_int64, STAT_GROUP_TO_FStatGroup( STATGROUP_Threads )::GetGroupName(), STAT_GROUP_TO_FStatGroup( STATGROUP_Threads )::GetGroupCategory(), *ThreadIdName, true, true );
|
|
//FStatMessage ThreadMessage( ThreadFName, EStatDataType::ST_int64, nullptr, nullptr, TEXT( "" ), true, true );
|
|
ThreadMessage.NameAndInfo.SetFlag( EStatMetaFlags::IsPackedCCAndDuration, true );
|
|
ThreadMessage.Clear();
|
|
|
|
// Add a thread sample.
|
|
const uint32 ThreadRootSampleIndex = DataProvider->AddHierarchicalSample
|
|
(
|
|
NewThreadID,
|
|
MetaData->GetStatByID( NewThreadID ).OwningGroup().ID(),
|
|
NewThreadID,
|
|
-1.0f,
|
|
-1.0f,
|
|
1,
|
|
FrameRootSampleIndex
|
|
);
|
|
|
|
ThreadNode = ThreadNodes.Add( ThreadFName, new FProfilerStackNode( nullptr, ThreadMessage, ThreadRootSampleIndex, FrameIndex ) );
|
|
}
|
|
|
|
if( StatPacket.ThreadType == EThreadType::Game )
|
|
{
|
|
GameThreadFName = ThreadFName;
|
|
}
|
|
|
|
TArray<const FStatMessage*> StartStack;
|
|
TArray<FProfilerStackNode*> Stack;
|
|
Stack.Add( ThreadNode );
|
|
FProfilerStackNode* Current = Stack.Last();
|
|
|
|
const TArray<FStatMessage>& Data = StatPacket.StatMessages;
|
|
for( int32 Index = 0; Index < Data.Num(); Index++ )
|
|
{
|
|
const FStatMessage& Item = Data[Index];
|
|
check( Item.NameAndInfo.GetFlag( EStatMetaFlags::DummyAlwaysOne ) ); // we should never be sending short names to the stats anymore
|
|
|
|
const EStatOperation::Type Op = Item.NameAndInfo.GetField<EStatOperation>();
|
|
const FName LongName = Item.NameAndInfo.GetRawName();
|
|
const FName ShortName = Item.NameAndInfo.GetShortName();
|
|
|
|
if( Op == EStatOperation::CycleScopeStart || Op == EStatOperation::CycleScopeEnd )
|
|
{
|
|
check( Item.NameAndInfo.GetFlag( EStatMetaFlags::IsCycle ) );
|
|
if( Op == EStatOperation::CycleScopeStart )
|
|
{
|
|
FProfilerStackNode* ChildNode = new FProfilerStackNode( Current, Item, -1, FrameIndex );
|
|
Current->Children.Add( ChildNode );
|
|
|
|
// Add a child sample.
|
|
const uint32 SampleIndex = DataProvider->AddHierarchicalSample
|
|
(
|
|
NewThreadID,
|
|
MetaData->GetStatByFName( ShortName ).OwningGroup().ID(), // GroupID
|
|
MetaData->GetStatByFName( ShortName ).ID(), // StatID
|
|
MetaData->ConvertCyclesToMS( ChildNode->CyclesStart ), // StartMS
|
|
MetaData->ConvertCyclesToMS( 0 ), // DurationMS
|
|
1,
|
|
Current->SampleIndex
|
|
);
|
|
ChildNode->SampleIndex = SampleIndex;
|
|
|
|
Stack.Add( ChildNode );
|
|
StartStack.Add( &Item );
|
|
Current = ChildNode;
|
|
}
|
|
if( Op == EStatOperation::CycleScopeEnd )
|
|
{
|
|
const FStatMessage ScopeStart = *StartStack.Pop();
|
|
const FStatMessage ScopeEnd = Item;
|
|
const int64 Delta = int32( uint32( ScopeEnd.GetValue_int64() ) - uint32( ScopeStart.GetValue_int64() ) );
|
|
Current->CyclesEnd = Current->CyclesStart + int64( Delta );
|
|
|
|
Current->CycleCounterStartTimeMS = MetaData->ConvertCyclesToMS( Current->CyclesStart );
|
|
Current->CycleCounterEndTimeMS = MetaData->ConvertCyclesToMS( Current->CyclesEnd );
|
|
check( Current->CycleCounterEndTimeMS >= Current->CycleCounterStartTimeMS );
|
|
|
|
FProfilerStackNode* ChildNode = Current;
|
|
|
|
// Update the child sample's DurationMS.
|
|
MutableCollection[ChildNode->SampleIndex].SetDurationMS( MetaData->ConvertCyclesToMS( Delta ) );
|
|
|
|
verify( Current == Stack.Pop() );
|
|
Current = Stack.Last();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Calculate thread times.
|
|
for( auto It = ThreadNodes.CreateIterator(); It; ++It )
|
|
{
|
|
FProfilerStackNode& ThreadNode = *It.Value();
|
|
const int32 ChildrenNum = ThreadNode.Children.Num();
|
|
if( ChildrenNum > 0 )
|
|
{
|
|
const int32 LastChildIndex = ThreadNode.Children.Num() - 1;
|
|
ThreadNode.CyclesStart = ThreadNode.Children[0]->CyclesStart;
|
|
ThreadNode.CyclesEnd = ThreadNode.Children[LastChildIndex]->CyclesEnd;
|
|
ThreadNode.CycleCounterStartTimeMS = MetaData->ConvertCyclesToMS( ThreadNode.CyclesStart );
|
|
ThreadNode.CycleCounterEndTimeMS = MetaData->ConvertCyclesToMS( ThreadNode.CyclesEnd );
|
|
|
|
FProfilerSample& ProfilerSample = MutableCollection[ThreadNode.SampleIndex];
|
|
ProfilerSample.SetStartAndEndMS( MetaData->ConvertCyclesToMS( ThreadNode.CyclesStart ), MetaData->ConvertCyclesToMS( ThreadNode.CyclesEnd ) );
|
|
}
|
|
}
|
|
|
|
// Get the game thread time.
|
|
check( GameThreadFName != NAME_None );
|
|
const FProfilerStackNode& GameThreadNode = *ThreadNodes.FindChecked( GameThreadFName );
|
|
const double GameThreadStartMS = MetaData->ConvertCyclesToMS( GameThreadNode.CyclesStart );
|
|
const double GameThreadEndMS = MetaData->ConvertCyclesToMS( GameThreadNode.CyclesEnd );
|
|
MutableCollection[FrameRootSampleIndex].SetStartAndEndMS( GameThreadStartMS, GameThreadEndMS );
|
|
|
|
// Advance frame
|
|
const uint32 LastFrameIndex = DataProvider->GetNumFrames();
|
|
DataProvider->AdvanceFrame( GameThreadEndMS - GameThreadStartMS );
|
|
|
|
// Update aggregated stats
|
|
UpdateAggregatedStats( LastFrameIndex );
|
|
|
|
// Update aggregated events.
|
|
UpdateAggregatedEventGraphData( LastFrameIndex );
|
|
|
|
// RootNode is the same as the game thread node.
|
|
out_ProfilerFrame.Root->CycleCounterStartTimeMS = GameThreadStartMS;
|
|
out_ProfilerFrame.Root->CycleCounterEndTimeMS = GameThreadEndMS;
|
|
|
|
for( auto It = ThreadNodes.CreateIterator(); It; ++It )
|
|
{
|
|
out_ProfilerFrame.AddChild( It.Value() );
|
|
}
|
|
|
|
out_ProfilerFrame.SortChildren();
|
|
}
|