void FabMapCalculator::WriteResultsToDisk(string datasetName, double dfTimeTaken)
{
if(!m_bTextOutputFormat)
{
//If we're outputing a Matlab file, record it now.
//If output is txt, we've been recording as we go along.
m_full_output_path = CreateOutputDirectory(EnsurePathHasTrailingSlash(m_base_output_path));
WriteToFile(psame, "psame", datasetName, m_full_output_path);
#ifdef ALLOW_DATA_ASSOCIATION
WriteToFile(m_SceneToPlace, "sceneToPlace", datasetName, m_full_output_path);
#endif
}
RecordConfigParamsToFile(m_full_output_path,dfTimeTaken);
mp_KeyframeDetector->WriteKeyframesToDisk(datasetName,m_full_output_path);
}
void FabMapCalculator::CreateOutputFileStructures()
{
//Creates output directories and sets up output file streams
if(m_base_output_path != "")
{
//What to call it?
string datasetName;
if(!m_MissionReader.GetConfigurationParam("DatasetName", datasetName))
{
datasetName = "NoName";
}
//Create directories
m_full_output_path = CreateOutputDirectory(EnsurePathHasTrailingSlash(m_base_output_path));
//Initialize output file
string sFileExtension = m_bSparseOutputFormat ? ".tms" : ".tmd";
m_results_file.open((m_full_output_path + datasetName + "_psame"+sFileExtension).c_str(),ios::out);
if(!m_results_file.is_open())
{
MOOSTrace("Failed to open file for output");
}
m_results_file << setprecision(16);
//Write file header, if there is one
if(m_bSparseOutputFormat)
{
if(!m_bTopKOutput)
m_results_file << "SparseRecordingThreshold:" << m_dfSparseRecordingThreshold << endl;
else
m_results_file << "SparseRecordingThreshold: TopK" << endl;
}
#ifdef ALLOW_DATA_ASSOCIATION
m_SceneToPlace_file.open((m_full_output_path + datasetName + "_sceneToPlace"+".txt").c_str(),ios::out);
if(!m_SceneToPlace_file.is_open())
{
MOOSTrace("Failed to open file for sceneToPlace output");
}
#endif
}
}
/**
* Dumps the frame times information to the special stats log file.
*/
void UEngine::DumpFrameTimesToStatsLog( float TotalTime, float DeltaTime, int32 NumFrames, const FString& InMapName )
{
#if ALLOW_DEBUG_FILES
// Create folder for FPS chart data.
const FString OutputDir = CreateOutputDirectory();
// Create archive for log data.
const FString ChartType = GetFPSChartType();
const FString ChartName = OutputDir / CreateFileNameForChart( ChartType, InMapName, TEXT( ".csv" ) );
FArchive* OutputFile = IFileManager::Get().CreateDebugFileWriter( *ChartName );
if( OutputFile )
{
OutputFile->Logf(TEXT("Percentile,Frame (ms), GT (ms), RT (ms), GPU (ms)"));
TArray<float> FrameTimesCopy = GFrameTimes;
TArray<float> GameThreadFrameTimesCopy = GGameThreadFrameTimes;
TArray<float> RenderThreadFrameTimesCopy = GRenderThreadFrameTimes;
TArray<float> GPUFrameTimesCopy = GGPUFrameTimes;
// using selection a few times should still be faster than full sort once,
// since it's linear vs non-linear (O(n) vs O(n log n) for quickselect vs quicksort)
for (int32 Percentile = 25; Percentile <= 75; Percentile += 25)
{
OutputFile->Logf(TEXT("%d,%.2f,%.2f,%.2f,%.2f"), Percentile,
GetPercentileValue(FrameTimesCopy, Percentile) * 1000,
GetPercentileValue(GameThreadFrameTimesCopy, Percentile) * 1000,
GetPercentileValue(RenderThreadFrameTimesCopy, Percentile) * 1000,
GetPercentileValue(GPUFrameTimesCopy, Percentile) * 1000
);
}
OutputFile->Logf(TEXT("Time (sec),Frame (ms), GT (ms), RT (ms), GPU (ms)"));
float ElapsedTime = 0;
for( int32 i=0; i<GFrameTimes.Num(); i++ )
{
OutputFile->Logf(TEXT("%.2f,%.2f,%.2f,%.2f,%.2f"),ElapsedTime,GFrameTimes[i]*1000,GGameThreadFrameTimes[i]*1000,GRenderThreadFrameTimes[i]*1000,GGPUFrameTimes[i]*1000);
ElapsedTime += GFrameTimes[i];
}
delete OutputFile;
}
#endif
}
/**
* Dumps the FPS chart information to HTML.
*/
void UEngine::DumpFPSChartToHTML( float TotalTime, float DeltaTime, int32 NumFrames, const FString& InMapName )
{
#if ALLOW_DEBUG_FILES
// Load the HTML building blocks from the Engine\Stats folder.
FString FPSChartPreamble;
FString FPSChartPostamble;
FString FPSChartRow;
bool bAreAllHTMLPartsLoaded = true;
bAreAllHTMLPartsLoaded = bAreAllHTMLPartsLoaded && FFileHelper::LoadFileToString( FPSChartPreamble, *(FPaths::EngineContentDir() + TEXT("Stats/FPSChart_Preamble.html") ) );
bAreAllHTMLPartsLoaded = bAreAllHTMLPartsLoaded && FFileHelper::LoadFileToString( FPSChartPostamble, *(FPaths::EngineContentDir() + TEXT("Stats/FPSChart_Postamble.html") ) );
bAreAllHTMLPartsLoaded = bAreAllHTMLPartsLoaded && FFileHelper::LoadFileToString( FPSChartRow, *(FPaths::EngineContentDir() + TEXT("Stats/FPSChart_Row.html") ) );
// Successfully loaded all HTML templates.
if( bAreAllHTMLPartsLoaded )
{
// Keep track of percentage of time at 30+ FPS.
float PctTimeAbove30 = 0;
// Keep track of percentage of time at 60+ FPS.
float PctTimeAbove60 = 0;
// Iterate over all buckets, updating row
for( int32 BucketIndex=0; BucketIndex<ARRAY_COUNT(GFPSChart); BucketIndex++ )
{
// Figure out bucket time and frame percentage.
const float BucketTimePercentage = 100.f * GFPSChart[BucketIndex].CummulativeTime / TotalTime;
const float BucketFramePercentage = 100.f * GFPSChart[BucketIndex].Count / NumFrames;
// Figure out bucket range. Buckets start at 5 frame intervals then change to 10.
int32 StartFPS = 0;
int32 EndFPS = 0;
CalcQuantisedFPSRange(BucketIndex, StartFPS, EndFPS);
// Keep track of time spent at 30+ FPS.
if( StartFPS >= 30 )
{
PctTimeAbove30 += BucketTimePercentage;
}
// Keep track of time spent at 60+ FPS.
if (StartFPS >= 60)
{
PctTimeAbove60 += BucketTimePercentage;
}
const FString SrcToken = FString::Printf(TEXT("TOKEN_%i_%i"), StartFPS, EndFPS);
const FString DstToken = FString::Printf( TEXT("%5.2f"), BucketTimePercentage );
// Replace token with actual values.
FPSChartRow = FPSChartRow.Replace( *SrcToken, *DstToken );
}
// Update hitch data
{
int32 TotalHitchCount = 0;
int32 TotalGameThreadBoundHitches = 0;
int32 TotalRenderThreadBoundHitches = 0;
int32 TotalGPUBoundHitches = 0;
for( int32 BucketIndex = 0; BucketIndex < ARRAY_COUNT( GHitchChart ); ++BucketIndex )
{
FString SrcToken;
if( BucketIndex == 0 )
{
SrcToken = FString::Printf( TEXT("TOKEN_HITCH_%i_PLUS"), GHitchThresholds[ BucketIndex ] );
}
else
{
SrcToken = FString::Printf( TEXT("TOKEN_HITCH_%i_%i"), GHitchThresholds[ BucketIndex ], GHitchThresholds[ BucketIndex - 1 ] );
}
const FString DstToken = FString::Printf( TEXT("%i"), GHitchChart[ BucketIndex ].HitchCount );
// Replace token with actual values.
FPSChartRow = FPSChartRow.Replace( *SrcToken, *DstToken );
// Count up the total number of hitches
TotalHitchCount += GHitchChart[ BucketIndex ].HitchCount;
TotalGameThreadBoundHitches += GHitchChart[ BucketIndex ].GameThreadBoundHitchCount;
TotalRenderThreadBoundHitches += GHitchChart[ BucketIndex ].RenderThreadBoundHitchCount;
TotalGPUBoundHitches += GHitchChart[ BucketIndex ].GPUBoundHitchCount;
}
// Total hitch count
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_HITCH_TOTAL"), *FString::Printf(TEXT("%i"), TotalHitchCount), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_HITCH_GAME_BOUND_COUNT"), *FString::Printf(TEXT("%i"), TotalGameThreadBoundHitches), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_HITCH_RENDER_BOUND_COUNT"), *FString::Printf(TEXT("%i"), TotalRenderThreadBoundHitches), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_HITCH_GPU_BOUND_COUNT"), *FString::Printf(TEXT("%i"), TotalGPUBoundHitches), ESearchCase::CaseSensitive );
}
// Get OS info
FString OSMajor;
FString OSMinor;
FPlatformMisc::GetOSVersions(OSMajor, OSMinor);
// Get settings info
const Scalability::FQualityLevels& Quality = GEngine->GetGameUserSettings()->ScalabilityQuality;
// Update non- bucket stats.
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_MAPNAME"), *FString::Printf(TEXT("%s"), *InMapName ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_CHANGELIST"), *FString::Printf(TEXT("%i"), GetChangeListNumberForPerfTesting() ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_DATESTAMP"), *FString::Printf(TEXT("%s"), *FDateTime::Now().ToString() ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_OS"), *FString::Printf(TEXT("%s %s"), *OSMajor, *OSMinor ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_CPU"), *FString::Printf(TEXT("%s %s"), *FPlatformMisc::GetCPUVendor(), *FPlatformMisc::GetCPUBrand() ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_GPU"), *FString::Printf(TEXT("%s"), *FPlatformMisc::GetPrimaryGPUBrand() ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_SETTINGS_RES"), *FString::Printf(TEXT("%d"), Quality.ResolutionQuality ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_SETTINGS_VD"), *FString::Printf(TEXT("%d"), Quality.ViewDistanceQuality ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_SETTINGS_AA"), *FString::Printf(TEXT("%d"), Quality.AntiAliasingQuality ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_SETTINGS_SHADOW"), *FString::Printf(TEXT("%d"), Quality.ShadowQuality ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_SETTINGS_PP"), *FString::Printf(TEXT("%d"), Quality.PostProcessQuality ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_SETTINGS_TEX"), *FString::Printf(TEXT("%d"), Quality.TextureQuality ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_SETTINGS_FX"), *FString::Printf(TEXT("%d"), Quality.EffectsQuality ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_AVG_FPS"), *FString::Printf(TEXT("%4.2f"), NumFrames / TotalTime), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace(TEXT("TOKEN_PCT_ABOVE_30"), *FString::Printf(TEXT("%4.2f"), PctTimeAbove30), ESearchCase::CaseSensitive);
FPSChartRow = FPSChartRow.Replace(TEXT("TOKEN_PCT_ABOVE_60"), *FString::Printf(TEXT("%4.2f"), PctTimeAbove60), ESearchCase::CaseSensitive);
FPSChartRow = FPSChartRow.Replace(TEXT("TOKEN_TIME_DISREGARDED"), *FString::Printf(TEXT("%4.2f"), FMath::Max<float>(0, DeltaTime - TotalTime)), ESearchCase::CaseSensitive);
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_TIME"), *FString::Printf(TEXT("%4.2f"), DeltaTime), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_FRAMECOUNT"), *FString::Printf(TEXT("%i"), NumFrames), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_AVG_GPUTIME"), *FString::Printf(TEXT("%4.2f ms"), float((GTotalGPUTime / NumFrames)*1000.0) ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_BOUND_GAME_THREAD_PERCENT"), *FString::Printf(TEXT("%4.2f"), (float(GNumFramesBound_GameThread)/float(NumFrames))*100.0f ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_BOUND_RENDER_THREAD_PERCENT"), *FString::Printf(TEXT("%4.2f"), (float(GNumFramesBound_RenderThread)/float(NumFrames))*100.0f ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_BOUND_GPU_PERCENT"), *FString::Printf(TEXT("%4.2f"), (float(GNumFramesBound_GPU)/float(NumFrames))*100.0f ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_BOUND_GAME_THREAD_TIME"), *FString::Printf(TEXT("%4.2f"), (GTotalFramesBoundTime_GameThread/DeltaTime)*100.0f ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_BOUND_RENDER_THREAD_TIME"), *FString::Printf(TEXT("%4.2f"), ((GTotalFramesBoundTime_RenderThread)/DeltaTime)*100.0f ), ESearchCase::CaseSensitive );
FPSChartRow = FPSChartRow.Replace( TEXT("TOKEN_BOUND_GPU_TIME"), *FString::Printf(TEXT("%4.2f"), ((GTotalFramesBoundTime_GPU)/DeltaTime)*100.0f ), ESearchCase::CaseSensitive );
const FString OutputDir = CreateOutputDirectory();
// Create FPS chart filename.
const FString ChartType = GetFPSChartType();
const FString& FPSChartFilename = OutputDir / CreateFileNameForChart( ChartType, *InMapName, TEXT( ".html" ) );
FString FPSChart;
// See whether file already exists and load it into string if it does.
if( FFileHelper::LoadFileToString( FPSChart, *FPSChartFilename ) )
{
// Split string where we want to insert current row.
const FString HeaderSeparator = TEXT("<UE4></UE4>");
FString FPSChartBeforeCurrentRow, FPSChartAfterCurrentRow;
FPSChart.Split( *HeaderSeparator, &FPSChartBeforeCurrentRow, &FPSChartAfterCurrentRow );
// Assemble FPS chart by inserting current row at the top.
FPSChart = FPSChartPreamble + FPSChartRow + FPSChartAfterCurrentRow;
}
// Assemble from scratch.
else
{
FPSChart = FPSChartPreamble + FPSChartRow + FPSChartPostamble;
}
// Save the resulting file back to disk.
FFileHelper::SaveStringToFile( FPSChart, *FPSChartFilename );
UE_LOG( LogProfilingDebugging, Warning, TEXT( "FPS Chart (HTML) saved to %s" ), *IFileManager::Get().ConvertToAbsolutePathForExternalAppForRead( *FPSChartFilename ) );
}
else
{
UE_LOG(LogChartCreation, Log, TEXT("Missing FPS chart template files."));
}
#endif // ALLOW_DEBUG_FILES
}
/**
* Dumps the FPS chart information to the special stats log file.
*/
void UEngine::DumpFPSChartToStatsLog( float TotalTime, float DeltaTime, int32 NumFrames, const FString& InMapName )
{
#if ALLOW_DEBUG_FILES
const FString OutputDir = CreateOutputDirectory();
// Create archive for log data.
const FString ChartType = GetFPSChartType();
const FString ChartName = OutputDir / CreateFileNameForChart( ChartType, InMapName, TEXT( ".log" ) );
FArchive* OutputFile = IFileManager::Get().CreateDebugFileWriter( *ChartName, FILEWRITE_Append );
if( OutputFile )
{
OutputFile->Logf(TEXT("Dumping FPS chart at %s using build %s built from changelist %i"), *FDateTime::Now().ToString(), *GEngineVersion.ToString(), GetChangeListNumberForPerfTesting() );
// Get OS info
FString OSMajor;
FString OSMinor;
FPlatformMisc::GetOSVersions(OSMajor, OSMinor);
// Get settings info
const Scalability::FQualityLevels& Quality = GEngine->GetGameUserSettings()->ScalabilityQuality;
OutputFile->Logf(TEXT("Machine info:"));
OutputFile->Logf(TEXT("\tOS: %s %s"), *OSMajor, *OSMinor);
OutputFile->Logf(TEXT("\tCPU: %s %s"), *FPlatformMisc::GetCPUVendor(), *FPlatformMisc::GetCPUBrand());
OutputFile->Logf(TEXT("\tGPU: %s"), *FPlatformMisc::GetPrimaryGPUBrand());
OutputFile->Logf(TEXT("\tResolution Quality: %d"), Quality.ResolutionQuality);
OutputFile->Logf(TEXT("\tView Distance Quality: %d"), Quality.ViewDistanceQuality);
OutputFile->Logf(TEXT("\tAnti-Aliasing Quality: %d"), Quality.AntiAliasingQuality);
OutputFile->Logf(TEXT("\tShadow Quality: %d"), Quality.ShadowQuality);
OutputFile->Logf(TEXT("\tPost-Process Quality: %d"), Quality.PostProcessQuality);
OutputFile->Logf(TEXT("\tTexture Quality: %d"), Quality.TextureQuality);
OutputFile->Logf(TEXT("\tEffects Quality: %d"), Quality.EffectsQuality);
int32 NumFramesBelow30 = 0; // keep track of the number of frames below 30 FPS
float PctTimeAbove30 = 0; // Keep track of percentage of time at 30+ FPS.
int32 NumFramesBelow60 = 0; // keep track of the number of frames below 60 FPS
float PctTimeAbove60 = 0; // Keep track of percentage of time at 60+ FPS.
// Iterate over all buckets, dumping percentages.
for( int32 BucketIndex=0; BucketIndex<ARRAY_COUNT(GFPSChart); BucketIndex++ )
{
// Figure out bucket time and frame percentage.
const float BucketTimePercentage = 100.f * GFPSChart[BucketIndex].CummulativeTime / TotalTime;
const float BucketFramePercentage = 100.f * GFPSChart[BucketIndex].Count / NumFrames;
int32 StartFPS = 0;
int32 EndFPS = 0;
CalcQuantisedFPSRange(BucketIndex, StartFPS, EndFPS);
// Keep track of time spent at 30+ FPS.
if (StartFPS >= 30)
{
PctTimeAbove30 += BucketTimePercentage;
}
else
{
NumFramesBelow30 += GFPSChart[BucketIndex].Count;
}
// Keep track of time spent at 60+ FPS.
if (StartFPS >= 60)
{
PctTimeAbove60 += BucketTimePercentage;
}
else
{
NumFramesBelow60 += GFPSChart[BucketIndex].Count;
}
// Log bucket index, time and frame Percentage.
OutputFile->Logf(TEXT("Bucket: %2i - %2i Time: %5.2f Frame: %5.2f"), StartFPS, EndFPS, BucketTimePercentage, BucketFramePercentage);
}
OutputFile->Logf(TEXT("%i frames collected over %4.2f seconds, disregarding %4.2f seconds for a %4.2f FPS average, %4.2f percent of time spent > 30 FPS, %4.2f percent of time spent > 60 FPS"),
NumFrames,
DeltaTime,
FMath::Max<float>( 0, DeltaTime - TotalTime ),
NumFrames / TotalTime,
PctTimeAbove30, PctTimeAbove60 );
OutputFile->Logf(TEXT("Average GPU frame time: %4.2f ms"), float((GTotalGPUTime / NumFrames)*1000.0));
OutputFile->Logf(TEXT("BoundGameThreadPct: %4.2f BoundRenderThreadPct: %4.2f BoundGPUPct: %4.2f PercentFrames30+: %f PercentFrames60+: %f BoundGameTime: %f BoundRenderTime: %f BoundGPUTime: %f PctTimeAbove30: %f PctTimeAbove60: %f ")
, (float(GNumFramesBound_GameThread)/float(NumFrames))*100.0f
, (float(GNumFramesBound_RenderThread)/float(NumFrames))*100.0f
, (float(GNumFramesBound_GPU)/float(NumFrames))*100.0f
, float(NumFrames - NumFramesBelow30) / float(NumFrames)*100.0f
, float(NumFrames - NumFramesBelow60) / float(NumFrames)*100.0f
, (GTotalFramesBoundTime_GameThread / DeltaTime)*100.0f
, ((GTotalFramesBoundTime_RenderThread)/DeltaTime)*100.0f
, ((GTotalFramesBoundTime_GPU)/DeltaTime)*100.0f
, PctTimeAbove30
, PctTimeAbove60
);
// Dump hitch data
{
OutputFile->Logf( TEXT( "Hitch chart:" ) );
int32 TotalHitchCount = 0;
int32 TotalGameThreadBoundHitches = 0;
int32 TotalRenderThreadBoundHitches = 0;
int32 TotalGPUBoundHitches = 0;
for( int32 BucketIndex = 0; BucketIndex < ARRAY_COUNT( GHitchChart ); ++BucketIndex )
{
const float HitchThresholdInSeconds = ( float )GHitchThresholds[ BucketIndex ] * 0.001f;
FString RangeName;
if( BucketIndex == 0 )
{
// First bucket's end threshold is infinitely large
RangeName = FString::Printf( TEXT( "%0.2fs - inf" ), HitchThresholdInSeconds );
}
else
{
const float PrevHitchThresholdInSeconds = ( float )GHitchThresholds[ BucketIndex - 1 ] * 0.001f;
// Set range from current bucket threshold to the last bucket's threshold
RangeName = FString::Printf( TEXT( "%0.2fs - %0.2fs" ), HitchThresholdInSeconds, PrevHitchThresholdInSeconds );
}
OutputFile->Logf( TEXT( "Bucket: %s Count: %i " ), *RangeName, GHitchChart[ BucketIndex ].HitchCount );
// Count up the total number of hitches
TotalHitchCount += GHitchChart[ BucketIndex ].HitchCount;
TotalGameThreadBoundHitches += GHitchChart[ BucketIndex ].GameThreadBoundHitchCount;
TotalRenderThreadBoundHitches += GHitchChart[ BucketIndex ].RenderThreadBoundHitchCount;
TotalGPUBoundHitches += GHitchChart[ BucketIndex ].GPUBoundHitchCount;
}
const int32 HitchBucketCount = STAT_FPSChart_LastHitchBucketStat - STAT_FPSChart_FirstHitchStat;
OutputFile->Logf( TEXT( "Total hitch count (at least %ims): %i" ), GHitchThresholds[ HitchBucketCount - 1 ], TotalHitchCount );
OutputFile->Logf( TEXT( "Hitch frames bound by game thread: %i (%0.1f%%)" ), TotalGameThreadBoundHitches, TotalHitchCount > 0 ? ( ( float )TotalGameThreadBoundHitches / ( float )TotalHitchCount * 100.0f ) : 0.0f );
OutputFile->Logf( TEXT( "Hitch frames bound by render thread: %i (%0.1f%%)" ), TotalRenderThreadBoundHitches, TotalHitchCount > 0 ? ( ( float )TotalRenderThreadBoundHitches / ( float )TotalHitchCount * 0.0f ) : 0.0f );
OutputFile->Logf( TEXT( "Hitch frames bound by GPU: %i (%0.1f%%)" ), TotalGPUBoundHitches, TotalHitchCount > 0 ? ( ( float )TotalGPUBoundHitches / ( float )TotalHitchCount * 100.0f ) : 0.0f );
}
OutputFile->Logf( LINE_TERMINATOR LINE_TERMINATOR LINE_TERMINATOR );
// Flush, close and delete.
delete OutputFile;
const FString AbsolutePath = IFileManager::Get().ConvertToAbsolutePathForExternalAppForRead( *ChartName );
UE_LOG( LogProfilingDebugging, Warning, TEXT( "FPS Chart (logfile) saved to %s" ), *AbsolutePath );
#if PLATFORM_DESKTOP
FPlatformProcess::ExploreFolder( *AbsolutePath );
#endif // PLATFORM_DESKTOP
}
#endif // ALLOW_DEBUG_FILES
}
