void FProfilerManager::LoadProfilerCapture( const FString& ProfilerCaptureFilepath, const bool bAdd /*= false*/ )
{
// deselect the active session
if (ActiveSession.IsValid())
{
SessionManager->SelectSession(NULL);
}
if( bAdd == false )
{
ClearStatsAndInstances();
}
FProfilerSessionRef ProfilerSession = MakeShareable( new FProfilerSession( ProfilerCaptureFilepath ) );
auto Var = ProfilerSession->AsShared();
const FGuid ProfilerInstanceID = ProfilerSession->GetInstanceID();
ProfilerSession->
SetOnCaptureFileProcessed( FProfilerSession::FCaptureFileProcessedDelegate::CreateSP( this, &FProfilerManager::ProfilerSession_OnCaptureFileProcessed ) )
.SetOnAddThreadTime( FProfilerSession::FAddThreadTimeDelegate::CreateSP( this, &FProfilerManager::ProfilerSession_OnAddThreadTime ) );
ProfilerSessionInstances.Add( ProfilerInstanceID, ProfilerSession );
{
PROFILER_SCOPE_LOG_TIME( TEXT( "ProfilerClient->LoadCapture" ), );
ProfilerClient->LoadCapture( ProfilerCaptureFilepath, ProfilerInstanceID );
}
SessionInstancesUpdatedEvent.Broadcast();
ProfilerType = EProfilerSessionTypes::StatsFile;
GetProfilerWindow()->ManageEventGraphTab( ProfilerInstanceID, true, ProfilerSession->GetName() );
SetViewMode( EProfilerViewMode::LineIndexBased );
}
void FProfilerManager::SessionManager_OnInstanceSelectionChanged()
{
const ISessionInfoPtr& SelectedSession = SessionManager->GetSelectedSession();
const bool SessionIsValid = SelectedSession.IsValid() && (SelectedSession->GetSessionOwner() == FPlatformProcess::UserName(true));
if( ActiveSession != SelectedSession || FProfilerManager::GetSettings().bSingleInstanceMode )
{
ClearStatsAndInstances();
if (SessionIsValid)
{
ActiveSession = SelectedSession;
ProfilerClient->Subscribe( ActiveSession->GetSessionId() );
ProfilerType = EProfilerSessionTypes::Live;
SetViewMode( EProfilerViewMode::LineIndexBased );
}
else
{
ActiveSession = nullptr;
ProfilerType = EProfilerSessionTypes::InvalidOrMax;
}
}
if( ActiveSession.IsValid() )
{
// Track all selected session instances.
SessionManager->GetSelectedInstances( SelectedSessionInstances );
const int32 NumSelectedInstances = SelectedSessionInstances.Num();
const int32 NumInstances = FMath::Min( NumSelectedInstances, FProfilerManager::GetSettings().bSingleInstanceMode ? 1 : NumSelectedInstances );
for( int32 Index = 0; Index < NumInstances; ++Index )
{
const ISessionInstanceInfoPtr SessionInstanceInfo = SelectedSessionInstances[Index];
const FGuid ProfilerInstanceID = SessionInstanceInfo->GetInstanceId();
const bool bAlreadyAdded = ProfilerSessionInstances.Contains( ProfilerInstanceID );
if( !bAlreadyAdded )
{
FProfilerSessionRef ProfilerSession = MakeShareable( new FProfilerSession( SessionInstanceInfo ) );
ProfilerSession->SetOnAddThreadTime( FProfilerSession::FAddThreadTimeDelegate::CreateSP( this, &FProfilerManager::ProfilerSession_OnAddThreadTime ) );
ProfilerSessionInstances.Add( ProfilerSession->GetInstanceID(), ProfilerSession );
ProfilerClient->Track( ProfilerInstanceID );
TSharedPtr<SProfilerWindow> ProfilerWindow = GetProfilerWindow();
if (ProfilerWindow.IsValid())
{
ProfilerWindow->ManageEventGraphTab(ProfilerInstanceID, true, ProfilerSession->GetName());
}
}
}
}
SessionInstancesUpdatedEvent.Broadcast();
}
void FProfilerManager::TrackDefaultStats()
{
// Find StatId for the game thread.
for( auto It = GetProfilerInstancesIterator(); It; ++It )
{
FProfilerSessionRef ProfilerSession = It.Value();
if( ProfilerSession->GetMetaData()->IsReady() )
{
TrackStat( ProfilerSession->GetMetaData()->GetGameThreadStatID() );
}
break;
}
}
void FProfilerManager::DataGraph_OnSelectionChangedForIndex( uint32 FrameStartIndex, uint32 FrameEndIndex )
{
PROFILER_SCOPE_LOG_TIME( TEXT( "FProfilerManager::DataGraph_OnSelectionChangedForIndex" ), nullptr );
for( auto It = GetProfilerInstancesIterator(); It; ++It )
{
FProfilerSessionRef ProfilerSession = It.Value();
FEventGraphDataRef EventGraphDataAverage = ProfilerSession->CreateEventGraphData( FrameStartIndex, FrameEndIndex, EEventGraphTypes::Average );
FEventGraphDataRef EventGraphDataMaximum = ProfilerSession->CreateEventGraphData( FrameStartIndex, FrameEndIndex, EEventGraphTypes::Maximum );
GetProfilerWindow()->UpdateEventGraph( ProfilerSession->GetInstanceID(), EventGraphDataAverage, EventGraphDataMaximum, false );
}
}
void FProfilerManager::CloseAllEventGraphTabs()
{
TSharedPtr<SProfilerWindow> ProfilerWindowPtr = GetProfilerWindow();
if( ProfilerWindowPtr.IsValid() )
{
// Iterate through all profiler sessions.
for( auto It = GetProfilerInstancesIterator(); It; ++It )
{
FProfilerSessionRef ProfilerSession = It.Value();
ProfilerWindowPtr->ManageEventGraphTab( ProfilerSession->GetInstanceID(), false, TEXT("") );
}
ProfilerWindowPtr->ProfilerMiniView->Reset();
}
}
bool FProfilerManager::TrackStat( const uint32 StatID )
{
bool bAdded = false;
// Check if all profiler instances have this stat ready.
int32 NumReadyStats = 0;
for( auto It = GetProfilerInstancesIterator(); It; ++It )
{
const FProfilerSessionRef ProfilerSession = It.Value();
NumReadyStats += ProfilerSession->GetAggregatedStat(StatID) != nullptr ? 1 : 0;
}
const bool bStatIsReady = NumReadyStats == GetProfilerInstancesNum();
if( StatID != 0 && bStatIsReady )
{
FTrackedStat* TrackedStat = TrackedStats.Find( StatID );
if( TrackedStat == nullptr )
{
// R = H, G = S, B = V
const FLinearColor& ColorAverage = GetColorForStatID( StatID );
const FLinearColor ColorAverageHSV = ColorAverage.LinearRGBToHSV();
FLinearColor ColorBackgroundHSV = ColorAverageHSV;
ColorBackgroundHSV.G = FMath::Max( 0.0f, ColorBackgroundHSV.G-0.25f );
FLinearColor ColorExtremesHSV = ColorAverageHSV;
ColorExtremesHSV.G = FMath::Min( 1.0f, ColorExtremesHSV.G+0.25f );
ColorExtremesHSV.B = FMath::Min( 1.0f, ColorExtremesHSV.B+0.25f );
const FLinearColor ColorBackground = ColorBackgroundHSV.HSVToLinearRGB();
const FLinearColor ColorExtremes = ColorExtremesHSV.HSVToLinearRGB();
TrackedStat = &TrackedStats.Add( StatID, FTrackedStat(CreateCombinedGraphDataSource( StatID ),ColorAverage,ColorExtremes,ColorBackground,StatID) );
bAdded = true;
// @TODO: Convert a reference parameter to copy parameter/sharedptr/ref/weak, to avoid problems when a reference is no longer valid.
TrackedStatChangedEvent.Broadcast( *TrackedStat, true );
}
if( TrackedStat != nullptr )
{
uint32 NumAddedInstances = 0;
bool bMetadataInitialized = false;
for( auto It = GetProfilerInstancesIterator(); It; ++It )
{
const FGuid& SessionInstanceID = It.Key();// ProfilerSessionInstanceID, ProfilerInstanceID, InstanceID
const FProfilerSessionRef ProfilerSession = It.Value();
const bool bInstanceAdded = TrackStatForSessionInstance( StatID, SessionInstanceID );
NumAddedInstances += bInstanceAdded ? 1 : 0;
// Initialize metadata for combine graph data source.
// TODO: This should be checked against the remaining elements to detect inconsistent data.
// The first instance should be the main.
if( !bMetadataInitialized )
{
const bool bIsStatReady = ProfilerSession->GetMetaData()->IsStatInitialized( StatID );
if( bIsStatReady )
{
const FProfilerStatMetaDataRef MetaData = ProfilerSession->GetMetaData();
const FProfilerStat& Stat = MetaData->GetStatByID( StatID );
const FProfilerGroup& Group = Stat.OwningGroup();
TrackedStat->CombinedGraphDataSource->Initialize( Stat.Name().GetPlainNameString(), Group.ID(), Group.Name().GetPlainNameString(), Stat.Type(), ProfilerSession->GetCreationTime() );
bMetadataInitialized = true;
}
}
}
}
}
return bAdded;
}
