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Brandyn / Techy fcc1b09210 init
2026-04-04 15:40:51 -05:00

327 lines
11 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "VisualLogTrack.h"
#include "IRewindDebugger.h"
#include "Modules/ModuleManager.h"
#include "PropertyEditorModule.h"
#include "VisualLoggerProvider.h"
#include "SVisualLoggerTableRow.h"
#include "UObject/Package.h"
#define LOCTEXT_NAMESPACE "VisualLogTrack"
namespace RewindDebugger
{
static TArray<TPair<FName, FText>> CategoryNameAsTextMappings;
FText& GetCategoryNameAsText(FName InCategory)
{
TPair<FName, FText>* CachedEntry = CategoryNameAsTextMappings.FindByPredicate([InCategory](const TPair<FName, FText>& Pair)
{
return Pair.Key == InCategory;
});
if (CachedEntry == nullptr)
{
CachedEntry = &CategoryNameAsTextMappings.Add_GetRef({ InCategory, FText::FromName(InCategory) });
}
return CachedEntry->Value;
}
static const FLazyName VisualLogName("Visual Logging");
//----------------------------------------------------------------------//
// FVisualLogCategoryTrack
//----------------------------------------------------------------------//
FVisualLogCategoryTrack::FVisualLogCategoryTrack(uint64 InObjectId, const FName& InCategory) :
ObjectId(InObjectId),
Category(InCategory)
{
TrackName = GetCategoryNameAsText(Category);
EventData = MakeShared<SEventTimelineView::FTimelineEventData>();
Icon = FSlateIcon("EditorStyle", "Sequencer.Tracks.Event", "Sequencer.Tracks.Event");
SAssignNew(ListView, SListView<TSharedPtr<FLogEntryItem>>)
.ListItemsSource(&LogEntries)
.SelectionMode(ESelectionMode::None)
.OnGenerateRow_Lambda([](TSharedPtr<FLogEntryItem> Item, const TSharedRef<STableViewBase>& OwnerTable)
{
return SNew(SVisualLoggerTableRow, OwnerTable, Item);
})
.HeaderRow
(
SNew(SHeaderRow)
+ SHeaderRow::Column(SVisualLoggerTableRow::ColumnId_VerbosityLabel)
.FillWidth(0.1f)
.DefaultLabel(LOCTEXT("VLoggerVerbosityLabel", "Verbosity"))
+ SHeaderRow::Column(SVisualLoggerTableRow::ColumnId_LogLabel)
.FillWidth(0.8f)
.DefaultLabel(LOCTEXT("VLoggerLogLabel", "Log"))
);
}
TSharedPtr<SEventTimelineView::FTimelineEventData> FVisualLogCategoryTrack::GetEventData() const
{
if (!EventData.IsValid())
{
EventData = MakeShared<SEventTimelineView::FTimelineEventData>();
}
EventUpdateRequested++;
return EventData;
}
TSharedPtr<SWidget> FVisualLogCategoryTrack::GetDetailsViewInternal()
{
return ListView;
}
bool FVisualLogCategoryTrack::UpdateInternal()
{
IRewindDebugger* RewindDebugger = IRewindDebugger::Instance();
TRange<double> TraceTimeRange = RewindDebugger->GetCurrentTraceRange();
double StartTime = TraceTimeRange.GetLowerBoundValue();
double EndTime = TraceTimeRange.GetUpperBoundValue();
const TraceServices::IAnalysisSession* AnalysisSession = RewindDebugger->GetAnalysisSession();
if (const FVisualLoggerProvider* VisLogProvider = AnalysisSession->ReadProvider<FVisualLoggerProvider>(FVisualLoggerProvider::ProviderName))
{
if (EventUpdateRequested > 10)
{
TRACE_CPUPROFILER_EVENT_SCOPE(FVisualLogTrack::UpdateEventPointsInternal);
EventUpdateRequested = 0;
EventData->Points.SetNum(0, EAllowShrinking::No);
EventData->Windows.SetNum(0);
TraceServices::FAnalysisSessionReadScope SessionReadScope(*AnalysisSession);
VisLogProvider->ReadVisualLogEntryTimeline(ObjectId, [this, StartTime, EndTime, VisLogProvider, AnalysisSession](const FVisualLoggerProvider::VisualLogEntryTimeline& InTimeline)
{
InTimeline.EnumerateEvents(StartTime, EndTime, [this, StartTime, EndTime, VisLogProvider, AnalysisSession](double InStartTime, double InEndTime, uint32 InDepth, const FVisualLogEntry& InMessage)
{
for (const FVisualLogShapeElement& Element : InMessage.ElementsToDraw)
{
if (Element.Category == Category)
{
EventData->Points.Add({ InMessage.TimeStamp,GetCategoryNameAsText(Element.Category), FText::FromString(Element.Description),Element.GetFColor() });
}
}
for (const FVisualLogLine& Line : InMessage.LogLines)
{
if (Line.Category == Category)
{
// No Description from log lines.
EventData->Points.Add({ InMessage.TimeStamp, GetCategoryNameAsText(Line.Category), FText::GetEmpty(), Line.Color });
}
}
return TraceServices::EEventEnumerate::Continue;
});
});
}
double CurrentScrubTime = IRewindDebugger::Instance()->CurrentTraceTime();
if (PreviousScrubTime != CurrentScrubTime)
{
PreviousScrubTime = CurrentScrubTime;
LogEntries.Reset();
const TraceServices::IFrameProvider& FramesProvider = TraceServices::ReadFrameProvider(*AnalysisSession);
TraceServices::FAnalysisSessionReadScope SessionReadScope(*AnalysisSession);
TraceServices::FFrame MarkerFrame;
if (FramesProvider.GetFrameFromTime(TraceFrameType_Game, CurrentScrubTime, MarkerFrame))
{
VisLogProvider->ReadVisualLogEntryTimeline(ObjectId,
[this, &Entries = LogEntries, &MarkerFrame, EndTime, VisLogProvider, AnalysisSession](const FVisualLoggerProvider::VisualLogEntryTimeline& InTimeline)
{
InTimeline.EnumerateEvents(MarkerFrame.StartTime, MarkerFrame.EndTime,
[this, &Entries, VisLogProvider, AnalysisSession](double InStartTime, double InEndTime, uint32 InDepth, const FVisualLogEntry& InMessage)
{
for (const FVisualLogShapeElement& Element : InMessage.ElementsToDraw)
{
if (Element.Category == Category
&& !Element.Description.IsEmpty())
{
Entries.Add(MakeShared<FLogEntryItem>(
FLogEntryItem
{
.Category = Element.Category.ToString(),
.CategoryColor = Element.GetFColor(),
.Verbosity = Element.Verbosity,
.Line = Element.Description
}));
}
}
for (const FVisualLogLine& Line : InMessage.LogLines)
{
if (Line.Category == Category)
{
Entries.Add(MakeShared<FLogEntryItem>(
FLogEntryItem
{
.Category = Line.Category.ToString(),
.CategoryColor = Line.Color,
.Verbosity = Line.Verbosity,
.Line = Line.Line,
.UserData = Line.UserData,
.TagName = Line.TagName
}));
}
}
return TraceServices::EEventEnumerate::Continue;
});
});
}
ListView->RebuildList();
}
}
constexpr bool bChanged = false;
return bChanged;
}
TSharedPtr<SWidget> FVisualLogCategoryTrack::GetTimelineViewInternal()
{
return SNew(SEventTimelineView)
.ViewRange_Lambda([]() { return IRewindDebugger::Instance()->GetCurrentViewRange(); })
.EventData_Raw(this, &FVisualLogCategoryTrack::GetEventData);
}
//----------------------------------------------------------------------//
// FVisualLogTrack
//----------------------------------------------------------------------//
FVisualLogTrack::FVisualLogTrack(const uint64 InObjectId) :
ObjectId(InObjectId)
{
Icon = FSlateIcon("EditorStyle", "Sequencer.Tracks.Event", "Sequencer.Tracks.Event");
}
bool FVisualLogTrack::UpdateInternal()
{
TRACE_CPUPROFILER_EVENT_SCOPE(FVisualLogTrack::UpdateInternal);
IRewindDebugger* RewindDebugger = IRewindDebugger::Instance();
TRange<double> TraceTimeRange = RewindDebugger->GetCurrentTraceRange();
double StartTime = TraceTimeRange.GetLowerBoundValue();
double EndTime = TraceTimeRange.GetUpperBoundValue();
const TraceServices::IAnalysisSession* AnalysisSession = RewindDebugger->GetAnalysisSession();
const FVisualLoggerProvider* VisLogProvider = AnalysisSession->ReadProvider<FVisualLoggerProvider>(FVisualLoggerProvider::ProviderName);
bool bChanged = false;
if (VisLogProvider)
{
TArray<FName> UniqueTrackIds;
TraceServices::FAnalysisSessionReadScope SessionReadScope(*AnalysisSession);
VisLogProvider->ReadVisualLogEntryTimeline(ObjectId, [this, StartTime, EndTime, VisLogProvider, AnalysisSession, &UniqueTrackIds](const FVisualLoggerProvider::VisualLogEntryTimeline& InTimeline)
{
InTimeline.EnumerateEvents(StartTime, EndTime, [this, StartTime, EndTime, VisLogProvider, AnalysisSession, &UniqueTrackIds](double InStartTime, double InEndTime, uint32 InDepth, const FVisualLogEntry& InMessage)
{
if (InMessage.LogLines.Num() > 0)
{
for (const FVisualLogLine& Line : InMessage.LogLines)
{
UniqueTrackIds.AddUnique(Line.Category);
}
}
for (const FVisualLogShapeElement& Element : InMessage.ElementsToDraw)
{
UniqueTrackIds.AddUnique(Element.Category);
}
return TraceServices::EEventEnumerate::Continue;
});
});
UniqueTrackIds.StableSort([](const FName& A, const FName& B) { return A.ToString() < B.ToString(); });
const int32 TrackCount = UniqueTrackIds.Num();
if (Children.Num() != TrackCount)
{
UE_LOG(LogRewindDebugger, Verbose, TEXT("List changed because track count (%d) != current number of children (%d)"), TrackCount, Children.Num());
bChanged = true;
}
Children.SetNum(UniqueTrackIds.Num());
for (int i = 0; i < TrackCount; i++)
{
if (!Children[i].IsValid() || Children[i].Get()->GetName() != UniqueTrackIds[i])
{
Children[i] = MakeShared<FVisualLogCategoryTrack>(ObjectId, UniqueTrackIds[i]);
bChanged = true;
}
if (Children[i]->Update())
{
bChanged = true;
}
}
}
return bChanged;
}
TConstArrayView<TSharedPtr<FRewindDebuggerTrack>> FVisualLogTrack::GetChildrenInternal(TArray<TSharedPtr<FRewindDebuggerTrack>>& OutTracks) const
{
return MakeConstArrayView<TSharedPtr<FRewindDebuggerTrack>>(reinterpret_cast<const TSharedPtr<FRewindDebuggerTrack>*>(Children.GetData()), Children.Num());
}
TSharedPtr<SWidget> FVisualLogTrack::GetDetailsViewInternal()
{
return nullptr;
}
//----------------------------------------------------------------------//
// FVisualLogTrackCreator
//----------------------------------------------------------------------//
FName FVisualLogTrackCreator::GetTargetTypeNameInternal() const
{
static const FName TargetTypeName("Object");
return TargetTypeName;
}
FName FVisualLogTrackCreator::GetNameInternal() const
{
return VisualLogName;
}
void FVisualLogTrackCreator::GetTrackTypesInternal(TArray<FRewindDebuggerTrackType>& Types) const
{
Types.Add({VisualLogName, LOCTEXT("Visual Logging", "Visual Logging")});
}
TSharedPtr<FRewindDebuggerTrack> FVisualLogTrackCreator::CreateTrackInternal(const FObjectId& InObjectId) const
{
return MakeShared<FVisualLogTrack>(InObjectId.GetMainId());
}
bool FVisualLogTrackCreator::HasDebugInfoInternal(const FObjectId& InObjectId) const
{
TRACE_CPUPROFILER_EVENT_SCOPE(FVisualLogTrack::HasDebugInfoInternal);
const TraceServices::IAnalysisSession* AnalysisSession = IRewindDebugger::Instance()->GetAnalysisSession();
TraceServices::FAnalysisSessionReadScope SessionReadScope(*AnalysisSession);
bool bHasData = false;
if (const FVisualLoggerProvider* VLogProvider = AnalysisSession->ReadProvider<FVisualLoggerProvider>(FVisualLoggerProvider::ProviderName))
{
VLogProvider->ReadVisualLogEntryTimeline(InObjectId.GetMainId(), [&bHasData](const FVisualLoggerProvider::VisualLogEntryTimeline& InTimeline)
{
bHasData = true;
});
}
return bHasData;
}
} // RewindDebugger
#undef LOCTEXT_NAMESPACE