private static bool CheckForContinuationMarker(RawFrameDataView frameData, ref FileAccessCaptureData captureData, int threadIndex, int markerId, int frameIndex, int sampleIndex, ulong markerStartTimeNs, ulong sampleLengthNs)
{
// if the marker is right at the start of the frame, it could have been split from another on the previous frame
if (frameData.frameStartTimeNs == markerStartTimeNs)
{
// check for a matching marker that ends at the exact point this one starts
for (int j = 0; j < captureData.m_FileAccessData.Count; j++)
{
if (captureData.m_FileAccessData[j].threadIndex == threadIndex && captureData.m_FileAccessData[j].markerId == markerId)
{
if (AbsDiff(captureData.m_FileAccessData[j].endNs, markerStartTimeNs) < 10) // Account for rounding errors
{
captureData.m_FileAccessData[j].endNs += sampleLengthNs;
captureData.m_FileAccessData[j].lengthNs += sampleLengthNs;
captureData.m_FileAccessData[j].ms = captureData.m_FileAccessData[j].lengthNs * 0.000001;
captureData.m_FileAccessData[j].frameCount++;
captureData.m_FileAccessData[j].lastFrameIndex = frameIndex;
captureData.m_FileAccessData[j].sampleIds.Add(sampleIndex);
return(true);
}
}
}
}
return(false);
}
public FileIOProfilerView()
{
m_CaptureData = new FileAccessCaptureData();
m_Markers = new Dictionary <string, FileAccessMarkerInfo>();
m_MarkerToIDMap = new Dictionary <string, int>();
AddMarker("File.Open", FileAccessType.Open, FileOpenMetadataFiller, 1);
AddMarker("File.Read", FileAccessType.Read, FileReadMetadataFiller, 3);
AddMarker("File.Write", FileAccessType.Write, FileWriteMetadataFiller, 3);
AddMarker("File.Seek", FileAccessType.Seek, FileSeekMetadataFiller, 3);
AddMarker("File.Close", FileAccessType.Close, FileCloseMetadataFiller, 1);
}
public FileAccessTreeView(TreeViewState treeViewState, MultiColumnHeader multicolumnHeader, FileAccessCaptureData captureData, FileIOProfilerView fileIOProfilerView)
: base(treeViewState, multicolumnHeader)
{
m_CaptureData = captureData;
m_ProfilerView = fileIOProfilerView;
// Custom setup
rowHeight = kRowHeights;
showAlternatingRowBackgrounds = true;
showBorder = true;
customFoldoutYOffset = (kRowHeights - EditorGUIUtility.singleLineHeight) * 0.5f; // center foldout in the row since we also center content. See RowGUI
multicolumnHeader.canSort = true;
multicolumnHeader.sortingChanged += OnSortingChanged;
multicolumnHeader.visibleColumnsChanged += OnVisibleColumnsChanged;
Reload();
}
void ClearData()
{
m_FileAccessTreeViewState = null;
m_FileAccessMulticolumnHeaderState = null;
m_FileAccessTreeView = null;
m_FileAccessMultiColumnHeader = null;
m_FileAccessTableIsCreated = false;
m_FileSummaryTreeViewState = null;
m_FileSummaryMulticolumnHeaderState = null;
m_FileSummaryTreeView = null;
m_FileSummaryMultiColumnHeader = null;
m_FileSummaryTableIsCreated = false;
m_CaptureData = new FileAccessCaptureData();
DataPulled = false;
// Once there is no data, this will not need to be called again
ProfilerDriver.profileCleared -= ClearData;
}
public static void PullDataStatic(ref FileAccessCaptureData captureData, Dictionary <string, FileAccessMarkerInfo> markers, ref Dictionary <string, int> markerToIDMap, int firstFrameIndex, int lastFrameIndex)
{
string error = null;
captureData.m_FileAccessData.Clear();
captureData.m_StartTimeNs = ulong.MaxValue;
captureData.m_EndTimeNs = ulong.MinValue;
ProfilerFrameDataIterator frameIter = new ProfilerFrameDataIterator();
double nsFrameStart;
for (int frameIndex = firstFrameIndex; frameIndex <= lastFrameIndex; ++frameIndex)
{
frameIter.SetRoot(frameIndex, 0);
int threadCount = frameIter.GetThreadCount(frameIndex);
// iterate over the threads
for (int threadIndex = 0; threadIndex < threadCount; ++threadIndex)
{
using (RawFrameDataView frameData = ProfilerDriver.GetRawFrameDataView(frameIndex, threadIndex))
{
if (!frameData.valid)
{
break;
}
nsFrameStart = frameData.frameStartTimeNs;
if (frameIndex == firstFrameIndex)
{
if (captureData.m_StartTimeNs > nsFrameStart)
{
captureData.m_StartTimeNs = nsFrameStart;
}
}
GetMarkerIDs(frameData, markers, ref markerToIDMap);
string fullThreadName = GetFullThreadName(frameData.threadGroupName, frameData.threadName);
// iterate over the samples to collect up any markers
int sampleCount = frameData.sampleCount;
for (int i = 0; i < sampleCount; ++i)
{
s_CheckSamples.Begin();
int markerId = frameData.GetSampleMarkerId(i);
if (markerId == FrameDataView.invalidMarkerId || !markerToIDMap.ContainsValue(markerId))
{
s_CheckSamples.End();
continue;
}
string markerName = frameData.GetMarkerName(markerId);
Assert.IsTrue(markers.ContainsKey(markerName), string.Format("Marker {0} is not present in requested markers.", markerName));
s_CheckSamples.End();
s_AddNewMarker.Begin();
ulong markerStartTimeNs = Math.Max(frameData.GetSampleStartTimeNs(i) - (ulong)captureData.m_StartTimeNs, 0);
ulong sampleLengthNs = frameData.GetSampleTimeNs(i);
// if the marker isn't a continuation of a previous marker, add a new access
if (!CheckForContinuationMarker(frameData, ref captureData, threadIndex, markerId, frameIndex, i, markerStartTimeNs, sampleLengthNs))
{
FileAccessMarker fileAccessMarker = new FileAccessMarker(frameIndex, threadIndex, i);
// fill in contexts from Metadata
FileAccessMarkerInfo markerInfo = markers[markerName];
if (markerInfo.metadataCount == frameData.GetSampleMetadataCount(i))
{
markerInfo.metaDataFiller(ref fileAccessMarker, frameData, i);
}
else if (error == null) // Check the error is only shown once
{
error = $"Some markers, such as '{markerName}', have unexpected metadata. This may be because of opening a profile captured with an older version of Unity. Certain values may be missing.";
Debug.LogWarning(error);
}
if (string.IsNullOrEmpty(fileAccessMarker.filename))
{
fileAccessMarker.readablePath = "Unknown path";
fileAccessMarker.readableFileName = "?";
}
else
{
fileAccessMarker.readablePath = fileAccessMarker.filename;
fileAccessMarker.readableFileName = Path.GetFileName(fileAccessMarker.readablePath);
if (fileAccessMarker.readablePath.Contains("/Analytics/"))
{
fileAccessMarker.readableFileName += " (Analytics)";
}
}
fileAccessMarker.startNs = markerStartTimeNs;
fileAccessMarker.lengthNs = sampleLengthNs;
fileAccessMarker.endNs = markerStartTimeNs + sampleLengthNs;
fileAccessMarker.startTimeMs = markerStartTimeNs * 0.000001;
fileAccessMarker.ms = fileAccessMarker.lengthNs * 0.000001;
fileAccessMarker.markerId = markerId;
fileAccessMarker.type = markerInfo.fileAccessType;
fileAccessMarker.markerName = markerName;
fileAccessMarker.threadName = fullThreadName;
fileAccessMarker.threadId = frameData.threadId;
captureData.m_FileAccessData.Add(fileAccessMarker);
}
s_AddNewMarker.End();
}
}
}
}
foreach (var fileAccessMarker in captureData.m_FileAccessData)
{
fileAccessMarker.averageBandwidthMBps = (fileAccessMarker.ms > 0) ? ((float)fileAccessMarker.sizeBytes / (float)fileAccessMarker.ms) * 0.001f : 0.0f;
}
frameIter.Dispose();
}
