FProfilerManager::FProfilerManager( const ISessionManagerRef& InSessionManager )
: SessionManager( InSessionManager )
, CommandList( new FUICommandList() )
, ProfilerActionManager( this )
, Settings()
, ProfilerType( EProfilerSessionTypes::InvalidOrMax )
, bLivePreview( false )
, bHasCaptureFileFullyProcessed( false )
{
FEventGraphSample::InitializePropertyManagement();
#if 0
// Performance tests.
static FTotalTimeAndCount CurrentNative(0.0f, 0);
static FTotalTimeAndCount CurrentPointer(0.0f, 0);
static FTotalTimeAndCount CurrentShared(0.0f, 0);
for( int32 Lx = 0; Lx < 16; ++Lx )
{
FRandomStream RandomStream( 666 );
TArray<FEventGraphSample> EventsNative;
TArray<FEventGraphSample*> EventsPointer;
TArray<FEventGraphSamplePtr> EventsShared;
const int32 NumEvents = 16384;
for( int32 Nx = 0; Nx < NumEvents; ++Nx )
{
const double Rnd = RandomStream.FRandRange( 0.0f, 16384.0f );
const FString EventName = TTypeToString<double>::ToString( Rnd );
FEventGraphSample NativeEvent( *EventName );
NativeEvent._InclusiveTimeMS = Rnd;
FEventGraphSamplePtr SharedEvent = FEventGraphSample::CreateNamedEvent( *EventName );
SharedEvent->_InclusiveTimeMS = Rnd;
EventsNative.Add(NativeEvent);
EventsPointer.Add(SharedEvent.Get());
EventsShared.Add(SharedEvent);
}
{
FProfilerScopedLogTime ScopedLog( TEXT("1.NativeSorting"), &CurrentNative );
EventsNative.Sort( FEventGraphSampleLess() );
}
{
FProfilerScopedLogTime ScopedLog( TEXT("2PointerSorting"), &CurrentPointer );
EventsPointer.Sort( FEventGraphSampleLess() );
}
{
FProfilerScopedLogTime ScopedLog( TEXT("3.SharedSorting"), &CurrentShared );
FEventArraySorter::Sort( EventsShared, FEventGraphSample::GetEventPropertyByIndex(EEventPropertyIndex::InclusiveTimeMS).Name, EEventCompareOps::Less );
}
}
#endif // 0
}
void FEventGraphSample::SetMaximumTimesForAllChildren()
{
struct FCopyMaximum
{
void operator()( FEventGraphSample* EventPtr, FEventGraphSample* RootEvent, FEventGraphSample* ThreadEvent )
{
EventPtr->CopyMaximum( RootEvent, ThreadEvent );
}
};
FEventGraphSamplePtr RootEvent = AsShared();
const int32 NumChildren = _ChildrenPtr.Num();
for (int32 ChildIndex = 0; ChildIndex < NumChildren; ++ChildIndex)
{
const FEventGraphSamplePtr& ThreadEvent = _ChildrenPtr[ChildIndex];
ThreadEvent->ExecuteOperationForAllChildren( FCopyMaximum(), (FEventGraphSample*)RootEvent.Get(), (FEventGraphSample*)ThreadEvent.Get() );
}
}
void FEventGraphSample::SetRootAndThreadForAllChildren()
{
struct FSetRootAndThread
{
void operator()( FEventGraphSample* EventPtr, FEventGraphSample* RootEvent, FEventGraphSample* ThreadEvent )
{
EventPtr->_RootPtr = RootEvent;
EventPtr->_ThreadPtr = ThreadEvent;
}
};
FEventGraphSamplePtr RootEvent = AsShared();
const int32 NumChildren = _ChildrenPtr.Num();
for (int32 ChildIndex = 0; ChildIndex < NumChildren; ++ChildIndex)
{
const FEventGraphSamplePtr& ThreadEvent = _ChildrenPtr[ChildIndex];
ThreadEvent->ExecuteOperationForAllChildren( FSetRootAndThread(), (FEventGraphSample*)RootEvent.Get(), (FEventGraphSample*)ThreadEvent.Get() );
}
}