izzy/UnrealEngineUWP
0
0
Fork 0
mirror of https://github.com/izzy2lost/UnrealEngineUWP.git synced 2026-03-26 18:15:20 -07:00
Code Issues Packages Projects Releases Wiki Activity

Add debug mode to serialized trace packets

Browse Source 
By setting UE_TRACE_PACKET_VERIFICATION this mode embeds a serial numbers after each packet. Note that this makes analysis incompatible with traces recorded without this mode. Strictly useful for investigating potential package loss.

#rb ionut.matasaru

[CL 33598542 by johan berg in ue5-main branch]
This commit is contained in:
johan berg
2024-05-13 04:09:59 -04:00
parent 36cc0baf6a
commit 4decca411b
6 changed files with 66 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Engine/Source/Developer/TraceAnalysis/Private/Analysis/Transport/TidPacketTransport.cpp
+20
View File
@@ -73,8 +73,14 @@ FTidPacketTransport::EReadPacketResult FTidPacketTransport::ReadPacket()
// chance to sample the world at each known sync point.
}
#if UE_TRACE_PACKET_VERIFICATION
const bool bHasPacketSerial = !!(PacketBase->ThreadId & FTidPacketBase::Verification);
FThreadStream* Thread = FindOrAddThread(ThreadId, true);
#else
bool bIsPartial = !!(PacketBase->ThreadId & FTidPacketBase::PartialMarker);
FThreadStream* Thread = FindOrAddThread(ThreadId, !bIsPartial);
#endif
if (Thread == nullptr)
{
return EReadPacketResult::Continue;
@@ -149,6 +155,20 @@ FTidPacketTransport::EReadPacketResult FTidPacketTransport::ReadPacket()
#endif // UE_TRACE_ANALYSIS_DEBUG
}
#if UE_TRACE_PACKET_VERIFICATION
if(bHasPacketSerial)
{
uint64 PacketSerial = *GetPointer<uint64>();
if ((LastPacketSerial + 1) != PacketSerial)
{
UE_LOG(LogCore, Error, TEXT("Found packet with index '%llu' when '%llu` was expected."), PacketSerial, LastPacketSerial);
return EReadPacketResult::ReadError;
}
LastPacketSerial = PacketSerial;
FTransport::Advance(sizeof(uint64));
}
#endif
return EReadPacketResult::Continue;
}
Engine/Source/Developer/TraceAnalysis/Private/Analysis/Transport/TidPacketTransport.h
+3
View File
@@ -63,6 +63,9 @@ private:
protected:
uint32 Synced = 0x7fff'ffff;
#if UE_TRACE_PACKET_VERIFICATION
uint64 LastPacketSerial = 0;
#endif
#if UE_TRACE_ANALYSIS_DEBUG
private: