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https://github.com/wolfpld/tracy.git
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Trace vsyncs.
This commit is contained in:
Bartosz Taudul
parent
1fff99ebb0
commit
0da6342a86
@ -21,23 +21,28 @@
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# include "../common/TracyAlloc.hpp"
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# include "../common/TracySystem.hpp"
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# include "TracyProfiler.hpp"
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# include "TracyThread.hpp"
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namespace tracy
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{
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DEFINE_GUID ( /* ce1dbfb4-137e-4da6-87b0-3f59aa102cbc */
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PerfInfoGuid,
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0xce1dbfb4,
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0x137e,
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0x4da6,
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0x87, 0xb0, 0x3f, 0x59, 0xaa, 0x10, 0x2c, 0xbc
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);
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struct __declspec(uuid("{ce1dbfb4-137e-4da6-87b0-3f59aa102cbc}")) PERFINFOGUID;
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static const auto PerfInfoGuid = __uuidof(PERFINFOGUID);
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struct __declspec(uuid("{802EC45A-1E99-4B83-9920-87C98277BA9D}")) DXGKRNLGUID;
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static const auto DxgKrnlGuid = __uuidof(DXGKRNLGUID);
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static TRACEHANDLE s_traceHandle;
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static TRACEHANDLE s_traceHandle2;
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static EVENT_TRACE_PROPERTIES* s_prop;
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static DWORD s_pid;
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static EVENT_TRACE_PROPERTIES* s_propVsync;
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static TRACEHANDLE s_traceHandleVsync;
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static TRACEHANDLE s_traceHandleVsync2;
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Thread* s_threadVsync = nullptr;
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struct CSwitch
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{
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uint32_t newThreadId;
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@ -85,6 +90,19 @@ struct StackWalkEvent
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uint64_t stack[192];
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};
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struct VSyncInfo
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{
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void* dxgAdapter;
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uint32_t vidPnTargetId;
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uint64_t scannedPhysicalAddress;
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uint32_t vidPnSourceId;
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uint32_t frameNumber;
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int64_t frameQpcTime;
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void* hFlipDevice;
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uint32_t flipType;
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uint64_t flipFenceId;
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};
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#ifdef __CYGWIN__
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extern "C" typedef DWORD (WINAPI *t_GetProcessIdOfThread)( HANDLE );
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extern "C" typedef DWORD (WINAPI *t_GetProcessImageFileNameA)( HANDLE, LPSTR, DWORD );
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@ -181,6 +199,133 @@ void WINAPI EventRecordCallback( PEVENT_RECORD record )
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}
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}
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static constexpr const char* VsyncName[] = {
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"[0] Vsync",
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"[1] Vsync",
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"[2] Vsync",
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"[3] Vsync",
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"[4] Vsync",
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"[5] Vsync",
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"[6] Vsync",
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"[7] Vsync",
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"Vsync"
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};
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static uint32_t VsyncTarget[8] = {};
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void WINAPI EventRecordCallbackVsync( PEVENT_RECORD record )
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{
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#ifdef TRACY_ON_DEMAND
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if( !GetProfiler().IsConnected() ) return;
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#endif
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const auto& hdr = record->EventHeader;
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assert( hdr.ProviderId.Data1 == 0x802EC45A );
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assert( hdr.EventDescriptor.Id == 0x0011 );
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const auto vs = (const VSyncInfo*)record->UserData;
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int idx = 0;
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do
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{
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if( VsyncTarget[idx] == 0 )
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{
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VsyncTarget[idx] = vs->vidPnTargetId;
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break;
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}
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else if( VsyncTarget[idx] == vs->vidPnTargetId )
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{
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break;
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}
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}
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while( ++idx < 8 );
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const char* name = "Vsync";
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TracyLfqPrepare( QueueType::FrameMarkMsg );
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MemWrite( &item->frameMark.time, hdr.TimeStamp.QuadPart );
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MemWrite( &item->frameMark.name, uint64_t( VsyncName[idx] ) );
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TracyLfqCommit;
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}
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static void SetupVsync()
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{
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const auto psz = sizeof( EVENT_TRACE_PROPERTIES ) + MAX_PATH;
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s_propVsync = (EVENT_TRACE_PROPERTIES*)tracy_malloc( psz );
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memset( s_propVsync, 0, sizeof( EVENT_TRACE_PROPERTIES ) );
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s_propVsync->LogFileMode = EVENT_TRACE_REAL_TIME_MODE;
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s_propVsync->Wnode.BufferSize = psz;
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#ifdef TRACY_TIMER_QPC
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s_propVsync->Wnode.ClientContext = 1;
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#else
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s_propVsync->Wnode.ClientContext = 3;
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#endif
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s_propVsync->LoggerNameOffset = sizeof( EVENT_TRACE_PROPERTIES );
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strcpy( ((char*)s_propVsync) + sizeof( EVENT_TRACE_PROPERTIES ), "TracyVsync" );
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auto backup = tracy_malloc( psz );
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memcpy( backup, s_propVsync, psz );
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const auto controlStatus = ControlTraceA( 0, "TracyVsync", s_propVsync, EVENT_TRACE_CONTROL_STOP );
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if( controlStatus != ERROR_SUCCESS && controlStatus != ERROR_WMI_INSTANCE_NOT_FOUND )
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{
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tracy_free( backup );
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tracy_free( s_propVsync );
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return;
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}
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memcpy( s_propVsync, backup, psz );
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tracy_free( backup );
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const auto startStatus = StartTraceA( &s_traceHandleVsync, "TracyVsync", s_propVsync );
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if( startStatus != ERROR_SUCCESS )
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{
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tracy_free( s_propVsync );
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return;
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}
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EVENT_FILTER_EVENT_ID fe = {};
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fe.FilterIn = TRUE;
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fe.Count = 1;
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fe.Events[0] = 0x0011; // VSyncDPC_Info
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EVENT_FILTER_DESCRIPTOR desc = {};
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desc.Ptr = (ULONGLONG)&fe;
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desc.Size = sizeof( fe );
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desc.Type = EVENT_FILTER_TYPE_EVENT_ID;
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ENABLE_TRACE_PARAMETERS params = {};
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params.Version = ENABLE_TRACE_PARAMETERS_VERSION_2;
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params.EnableProperty = EVENT_ENABLE_PROPERTY_IGNORE_KEYWORD_0;
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params.SourceId = s_propVsync->Wnode.Guid;
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params.EnableFilterDesc = &desc;
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params.FilterDescCount = 1;
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uint64_t mask = 0x4000000000000001; // Microsoft_Windows_DxgKrnl_Performance | Base
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EnableTraceEx2( s_traceHandleVsync, &DxgKrnlGuid, EVENT_CONTROL_CODE_ENABLE_PROVIDER, TRACE_LEVEL_INFORMATION, mask, mask, 0, ¶ms );
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char loggerName[MAX_PATH];
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strcpy( loggerName, "TracyVsync" );
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EVENT_TRACE_LOGFILEA log = {};
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log.LoggerName = loggerName;
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log.ProcessTraceMode = PROCESS_TRACE_MODE_REAL_TIME | PROCESS_TRACE_MODE_EVENT_RECORD | PROCESS_TRACE_MODE_RAW_TIMESTAMP;
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log.EventRecordCallback = EventRecordCallbackVsync;
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s_traceHandleVsync2 = OpenTraceA( &log );
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if( s_traceHandleVsync2 == (TRACEHANDLE)INVALID_HANDLE_VALUE )
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{
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CloseTrace( s_traceHandleVsync );
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tracy_free( s_propVsync );
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return;
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}
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s_threadVsync = (Thread*)tracy_malloc( sizeof( Thread ) );
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new(s_threadVsync) Thread( [] (void*) {
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SetThreadName( "Tracy Vsync" );
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ProcessTrace( &s_traceHandleVsync2, 1, nullptr, nullptr );
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}, nullptr );
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}
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bool SysTraceStart( int64_t& samplingPeriod )
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{
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if( !_GetThreadDescription ) _GetThreadDescription = (t_GetThreadDescription)GetProcAddress( GetModuleHandleA( "kernel32.dll" ), "GetThreadDescription" );
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@ -289,11 +434,21 @@ bool SysTraceStart( int64_t& samplingPeriod )
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return false;
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}
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SetupVsync();
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return true;
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}
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void SysTraceStop()
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{
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if( s_threadVsync )
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{
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CloseTrace( s_traceHandleVsync2 );
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CloseTrace( s_traceHandleVsync );
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s_threadVsync->~Thread();
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tracy_free( s_threadVsync );
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}
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CloseTrace( s_traceHandle2 );
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CloseTrace( s_traceHandle );
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}
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