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Adjust GPU zones to set time drift.

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This commit is contained in:
Bartosz Taudul 2018-06-28 01:12:25 +02:00
parent bab798c13c
commit 41e8648701
2 changed files with 79 additions and 33 deletions
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106
server/TracyView.cpp
View File

@ -1023,9 +1023,11 @@ void View::DrawZones()
}
offset += ostep;
if( showFull )
if( showFull && !v->timeline.empty() && v->timeline.front()->gpuStart != std::numeric_limits<int64_t>::max() )
{
const auto depth = DispatchGpuZoneLevel( v->timeline, hover, pxns, wpos, offset, 0, v->thread, yMin, yMax );
const auto begin = v->timeline.front()->gpuStart;
const auto drift = GpuDrift( v );
const auto depth = DispatchGpuZoneLevel( v->timeline, hover, pxns, wpos, offset, 0, v->thread, yMin, yMax, begin, drift );
offset += ostep * depth;
}
offset += ostep * 0.2f;
@ -1463,7 +1465,7 @@ int View::SkipZoneLevel( const Vector<ZoneEvent*>& vec, bool hover, double pxns,
return maxdepth;
}
int View::DispatchGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int _offset, int depth, uint64_t thread, float yMin, float yMax )
int View::DispatchGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int _offset, int depth, uint64_t thread, float yMin, float yMax, int64_t begin, int drift )
{
const auto ty = ImGui::GetFontSize();
const auto ostep = ty + 1;
@ -1472,23 +1474,29 @@ int View::DispatchGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double
const auto yPos = wpos.y + offset;
if( yPos + ostep >= yMin && yPos <= yMax )
{
return DrawGpuZoneLevel( vec, hover, pxns, wpos, _offset, depth, thread, yMin, yMax );
return DrawGpuZoneLevel( vec, hover, pxns, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
}
else
{
return SkipGpuZoneLevel( vec, hover, pxns, wpos, _offset, depth, thread, yMin, yMax );
return SkipGpuZoneLevel( vec, hover, pxns, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
}
}
int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int _offset, int depth, uint64_t thread, float yMin, float yMax )
static int64_t AdjustGpuTime( int64_t time, int64_t begin, int drift )
{
const auto t = time - begin;
return time + t / 1000000000 * drift;
}
int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int _offset, int depth, uint64_t thread, float yMin, float yMax, int64_t begin, int drift )
{
const auto delay = m_worker.GetDelay();
const auto resolution = m_worker.GetResolution();
// cast to uint64_t, so that unended zones (end = -1) are still drawn
auto it = std::lower_bound( vec.begin(), vec.end(), m_zvStart - delay, [] ( const auto& l, const auto& r ) { return (uint64_t)l->gpuEnd < (uint64_t)r; } );
auto it = std::lower_bound( vec.begin(), vec.end(), m_zvStart - delay, [begin, drift] ( const auto& l, const auto& r ) { return (uint64_t)AdjustGpuTime( l->gpuEnd, begin, drift ) < (uint64_t)r; } );
if( it == vec.end() ) return depth;
const auto zitend = std::lower_bound( it, vec.end(), m_zvEnd + resolution, [] ( const auto& l, const auto& r ) { return l->gpuStart < r; } );
const auto zitend = std::lower_bound( it, vec.end(), m_zvEnd + resolution, [begin, drift] ( const auto& l, const auto& r ) { return AdjustGpuTime( l->gpuStart, begin, drift ) < r; } );
if( it == zitend ) return depth;
const auto w = ImGui::GetWindowContentRegionWidth() - 1;
@ -1507,20 +1515,22 @@ int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
auto& ev = **it;
auto& srcloc = m_worker.GetSourceLocation( ev.srcloc );
const auto color = GetZoneColor( ev );
const auto end = m_worker.GetZoneEnd( ev );
auto end = m_worker.GetZoneEnd( ev );
if( end == std::numeric_limits<int64_t>::max() ) break;
const auto zsz = std::max( ( end - ev.gpuStart ) * pxns, pxns * 0.5 );
const auto start = AdjustGpuTime( ev.gpuStart, begin, drift );
end = AdjustGpuTime( end, begin, drift );
const auto zsz = std::max( ( end - start ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize )
{
int num = 1;
const auto px0 = ( ev.gpuStart - m_zvStart ) * pxns;
const auto px0 = ( start - m_zvStart ) * pxns;
auto px1 = ( end - m_zvStart ) * pxns;
auto rend = end;
for(;;)
{
++it;
if( it == zitend ) break;
const auto nend = m_worker.GetZoneEnd( **it );
const auto nend = AdjustGpuTime( m_worker.GetZoneEnd( **it ), begin, drift );
const auto pxnext = ( nend - m_zvStart ) * pxns;
if( pxnext - px1 >= MinVisSize * 2 ) break;
px1 = pxnext;
@ -1535,19 +1545,19 @@ int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
ImGui::BeginTooltip();
ImGui::Text( "Zones too small to display: %s", RealToString( num, true ) );
ImGui::Separator();
ImGui::Text( "Execution time: %s", TimeToString( rend - ev.gpuStart ) );
ImGui::Text( "Execution time: %s", TimeToString( rend - start ) );
ImGui::EndTooltip();
if( ImGui::IsMouseClicked( 2 ) && rend - ev.gpuStart > 0 )
if( ImGui::IsMouseClicked( 2 ) && rend - start > 0 )
{
ZoomToRange( ev.gpuStart, rend );
ZoomToRange( start, rend );
}
}
else
{
ZoneTooltip( ev );
if( ImGui::IsMouseClicked( 2 ) && rend - ev.gpuStart > 0 )
if( ImGui::IsMouseClicked( 2 ) && rend - start > 0 )
{
ZoomToZone( ev );
}
@ -1574,14 +1584,14 @@ int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
{
if( !ev.child.empty() )
{
const auto d = DispatchGpuZoneLevel( ev.child, hover, pxns, wpos, _offset, depth, thread, yMin, yMax );
const auto d = DispatchGpuZoneLevel( ev.child, hover, pxns, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
if( d > maxdepth ) maxdepth = d;
}
const char* zoneName = m_worker.GetString( srcloc.name );
auto tsz = ImGui::CalcTextSize( zoneName );
const auto pr0 = ( ev.gpuStart - m_zvStart ) * pxns;
const auto pr0 = ( start - m_zvStart ) * pxns;
const auto pr1 = ( end - m_zvStart ) * pxns;
const auto px0 = std::max( pr0, -10.0 );
const auto px1 = std::max( { std::min( pr1, double( w + 10 ) ), px0 + pxns * 0.5, px0 + MinVisSize } );
@ -1604,7 +1614,7 @@ int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
}
if( tsz.x < zsz )
{
const auto x = ( ev.gpuStart - m_zvStart ) * pxns + ( ( end - ev.gpuStart ) * pxns - tsz.x ) / 2;
const auto x = ( start - m_zvStart ) * pxns + ( ( end - start ) * pxns - tsz.x ) / 2;
if( x < 0 || x > w - tsz.x )
{
ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
@ -1623,7 +1633,7 @@ int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
else
{
ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
DrawTextContrast( draw, wpos + ImVec2( ( ev.gpuStart - m_zvStart ) * pxns, offset ), 0xFFFFFFFF, zoneName );
DrawTextContrast( draw, wpos + ImVec2( ( start - m_zvStart ) * pxns, offset ), 0xFFFFFFFF, zoneName );
ImGui::PopClipRect();
}
@ -1651,15 +1661,15 @@ int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
return maxdepth;
}
int View::SkipGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int _offset, int depth, uint64_t thread, float yMin, float yMax )
int View::SkipGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int _offset, int depth, uint64_t thread, float yMin, float yMax, int64_t begin, int drift )
{
const auto delay = m_worker.GetDelay();
const auto resolution = m_worker.GetResolution();
// cast to uint64_t, so that unended zones (end = -1) are still drawn
auto it = std::lower_bound( vec.begin(), vec.end(), m_zvStart - delay, [] ( const auto& l, const auto& r ) { return (uint64_t)l->gpuEnd < (uint64_t)r; } );
auto it = std::lower_bound( vec.begin(), vec.end(), m_zvStart - delay, [begin, drift] ( const auto& l, const auto& r ) { return (uint64_t)AdjustGpuTime( l->gpuEnd, begin, drift ) < (uint64_t)r; } );
if( it == vec.end() ) return depth;
const auto zitend = std::lower_bound( it, vec.end(), m_zvEnd + resolution, [] ( const auto& l, const auto& r ) { return l->gpuStart < r; } );
const auto zitend = std::lower_bound( it, vec.end(), m_zvEnd + resolution, [begin, drift] ( const auto& l, const auto& r ) { return AdjustGpuTime( l->gpuStart, begin, drift ) < r; } );
if( it == zitend ) return depth;
depth++;
@ -1668,9 +1678,11 @@ int View::SkipGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
while( it < zitend )
{
auto& ev = **it;
const auto end = m_worker.GetZoneEnd( ev );
auto end = m_worker.GetZoneEnd( ev );
if( end == std::numeric_limits<int64_t>::max() ) break;
const auto zsz = std::max( ( end - ev.gpuStart ) * pxns, pxns * 0.5 );
const auto start = AdjustGpuTime( ev.gpuStart, begin, drift );
end = AdjustGpuTime( end, begin, drift );
const auto zsz = std::max( ( end - start ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize )
{
auto px1 = ( end - m_zvStart ) * pxns;
@ -1678,7 +1690,7 @@ int View::SkipGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
{
++it;
if( it == zitend ) break;
const auto nend = m_worker.GetZoneEnd( **it );
const auto nend = AdjustGpuTime( m_worker.GetZoneEnd( **it ), begin, drift );
const auto pxnext = ( nend - m_zvStart ) * pxns;
if( pxnext - px1 >= MinVisSize * 2 ) break;
px1 = pxnext;
@ -1688,7 +1700,7 @@ int View::SkipGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
{
if( !ev.child.empty() )
{
const auto d = DispatchGpuZoneLevel( ev.child, hover, pxns, wpos, _offset, depth, thread, yMin, yMax );
const auto d = DispatchGpuZoneLevel( ev.child, hover, pxns, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
if( d > maxdepth ) maxdepth = d;
}
++it;
@ -3206,7 +3218,17 @@ void View::DrawGpuInfoWindow()
ImGui::Text( "Time from start of program: %s", TimeToString( ev.gpuStart - m_worker.GetFrameBegin( 0 ) ) );
ImGui::Text( "GPU execution time: %s", TimeToString( ztime ) );
ImGui::Text( "CPU command setup time: %s", TimeToString( ev.cpuEnd - ev.cpuStart ) );
ImGui::Text( "Delay to execution: %s", TimeToString( ev.gpuStart - ev.cpuStart ) );
auto ctx = GetZoneCtx( ev );
if( !ctx )
{
ImGui::Text( "Delay to execution: %s", TimeToString( ev.gpuStart - ev.cpuStart ) );
}
else
{
const auto begin = ctx->timeline.front()->gpuStart;
const auto drift = GpuDrift( ctx );
ImGui::Text( "Delay to execution: %s", TimeToString( AdjustGpuTime( ev.gpuStart, begin, drift ) - ev.cpuStart ) );
}
ImGui::Separator();
@ -3339,6 +3361,10 @@ void View::DrawOptions()
sprintf( buf, "OpenGL context %zu", i );
}
ImGui::Checkbox( buf, &Visible( gpuData[i] ) );
ImGui::TreePush();
auto& drift = GpuDrift( gpuData[i] );
ImGui::InputInt( "Drift (ns/s)", &drift );
ImGui::TreePop();
}
ImGui::TreePop();
}
@ -5653,7 +5679,17 @@ void View::ZoomToZone( const GpuEvent& ev )
{
const auto end = m_worker.GetZoneEnd( ev );
if( end - ev.gpuStart <= 0 ) return;
ZoomToRange( ev.gpuStart, end );
auto ctx = GetZoneCtx( ev );
if( !ctx )
{
ZoomToRange( ev.gpuStart, end );
}
else
{
const auto begin = ctx->timeline.front()->gpuStart;
const auto drift = GpuDrift( ctx );
ZoomToRange( AdjustGpuTime( ev.gpuStart, begin, drift ), AdjustGpuTime( end, begin, drift ) );
}
}
void View::ZoomToRange( int64_t start, int64_t end )
@ -5828,7 +5864,17 @@ void View::ZoneTooltip( const GpuEvent& ev )
ImGui::Separator();
ImGui::Text( "GPU execution time: %s", TimeToString( end - ev.gpuStart ) );
ImGui::Text( "CPU command setup time: %s", TimeToString( ev.cpuEnd - ev.cpuStart ) );
ImGui::Text( "Delay to execution: %s", TimeToString( ev.gpuStart - ev.cpuStart ) );
auto ctx = GetZoneCtx( ev );
if( !ctx )
{
ImGui::Text( "Delay to execution: %s", TimeToString( ev.gpuStart - ev.cpuStart ) );
}
else
{
const auto begin = ctx->timeline.front()->gpuStart;
const auto drift = GpuDrift( ctx );
ImGui::Text( "Delay to execution: %s", TimeToString( AdjustGpuTime( ev.gpuStart, begin, drift ) - ev.cpuStart ) );
}
ImGui::EndTooltip();
}

6
server/TracyView.hpp
View File

@ -69,9 +69,9 @@ private:
int DispatchZoneLevel( const Vector<ZoneEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, float yMin, float yMax );
int DrawZoneLevel( const Vector<ZoneEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, float yMin, float yMax );
int SkipZoneLevel( const Vector<ZoneEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, float yMin, float yMax );
int DispatchGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, uint64_t thread, float yMin, float yMax );
int DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, uint64_t thread, float yMin, float yMax );
int SkipGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, uint64_t thread, float yMin, float yMax );
int DispatchGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, uint64_t thread, float yMin, float yMax, int64_t begin, int drift );
int DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, uint64_t thread, float yMin, float yMax, int64_t begin, int drift );
int SkipGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth, uint64_t thread, float yMin, float yMax, int64_t begin, int drift );
int DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos, int offset, LockHighlight& highlight, float yMin, float yMax );
int DrawPlots( int offset, double pxns, const ImVec2& wpos, bool hover, float yMin, float yMax );
void DrawPlotPoint( const ImVec2& wpos, float x, float y, int offset, uint32_t color, bool hover, bool hasPrev, const PlotItem* item, double prev, bool merged, PlotType type );