Extract zone timeline rendering from View.

profiler/build/win32/Tracy.vcxproj

@@ -157,9 +157,11 @@
     <ClCompile Include="..\..\..\server\TracyView_Plots.cpp" />
     <ClCompile Include="..\..\..\server\TracyView_Samples.cpp" />
     <ClCompile Include="..\..\..\server\TracyView_Statistics.cpp" />
+    <ClCompile Include="..\..\..\server\TracyView_Timeline.cpp" />
     <ClCompile Include="..\..\..\server\TracyView_TraceInfo.cpp" />
     <ClCompile Include="..\..\..\server\TracyView_Utility.cpp" />
     <ClCompile Include="..\..\..\server\TracyView_ZoneInfo.cpp" />
+    <ClCompile Include="..\..\..\server\TracyView_ZoneTimeline.cpp" />
     <ClCompile Include="..\..\..\server\TracyWeb.cpp" />
     <ClCompile Include="..\..\..\server\TracyWorker.cpp" />
     <ClCompile Include="..\..\..\zstd\common\debug.c" />

profiler/build/win32/Tracy.vcxproj.filters

@@ -315,6 +315,12 @@
     <ClCompile Include="..\..\..\server\TracyView_FrameTimeline.cpp">
       <Filter>server</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\server\TracyView_ZoneTimeline.cpp">
+      <Filter>server</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\..\server\TracyView_Timeline.cpp">
+      <Filter>server</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\common\tracy_lz4.hpp">

server/TracyView_Timeline.cpp

@@ -0,0 +1,948 @@
+#include <algorithm>
+
+#include "TracyMouse.hpp"
+#include "TracyPrint.hpp"
+#include "TracySourceView.hpp"
+#include "TracyView.hpp"
+
+namespace tracy
+{
+
+enum { MinVisSize = 3 };
+
+extern double s_time;
+
+void View::DrawZones()
+{
+    m_msgHighlight.Decay( nullptr );
+    m_zoneSrcLocHighlight.Decay( 0 );
+    m_lockHoverHighlight.Decay( InvalidId );
+    m_drawThreadMigrations.Decay( 0 );
+    m_drawThreadHighlight.Decay( 0 );
+    m_cpuDataThread.Decay( 0 );
+    m_zoneHover = nullptr;
+    m_zoneHover2.Decay( nullptr );
+    m_findZone.range.StartFrame();
+    m_statRange.StartFrame();
+    m_waitStackRange.StartFrame();
+    m_memInfo.range.StartFrame();
+    m_yDelta = 0;
+
+    if( m_vd.zvStart == m_vd.zvEnd ) return;
+    assert( m_vd.zvStart < m_vd.zvEnd );
+
+    if( ImGui::GetCurrentWindowRead()->SkipItems ) return;
+
+    m_gpuThread = 0;
+    m_gpuStart = 0;
+    m_gpuEnd = 0;
+
+    const auto linepos = ImGui::GetCursorScreenPos();
+    const auto lineh = ImGui::GetContentRegionAvail().y;
+
+    auto draw = ImGui::GetWindowDrawList();
+    const auto w = ImGui::GetContentRegionAvail().x - ImGui::GetStyle().ScrollbarSize;
+    const auto timespan = m_vd.zvEnd - m_vd.zvStart;
+    auto pxns = w / double( timespan );
+
+    const auto winpos = ImGui::GetWindowPos();
+    const auto winsize = ImGui::GetWindowSize();
+    const bool drawMouseLine = ImGui::IsWindowHovered( ImGuiHoveredFlags_ChildWindows | ImGuiHoveredFlags_AllowWhenBlockedByActiveItem ) && ImGui::IsMouseHoveringRect( winpos, winpos + winsize, false );
+    if( drawMouseLine )
+    {
+        HandleRange( m_findZone.range, timespan, ImGui::GetCursorScreenPos(), w );
+        HandleRange( m_statRange, timespan, ImGui::GetCursorScreenPos(), w );
+        HandleRange( m_waitStackRange, timespan, ImGui::GetCursorScreenPos(), w );
+        HandleRange( m_memInfo.range, timespan, ImGui::GetCursorScreenPos(), w );
+        for( auto& v : m_annotations )
+        {
+            v->range.StartFrame();
+            HandleRange( v->range, timespan, ImGui::GetCursorScreenPos(), w );
+        }
+        HandleZoneViewMouse( timespan, ImGui::GetCursorScreenPos(), w, pxns );
+    }
+
+    {
+        const auto tbegin = 0;
+        const auto tend = m_worker.GetLastTime();
+        if( tbegin > m_vd.zvStart )
+        {
+            draw->AddRectFilled( linepos, linepos + ImVec2( ( tbegin - m_vd.zvStart ) * pxns, lineh ), 0x44000000 );
+        }
+        if( tend < m_vd.zvEnd )
+        {
+            draw->AddRectFilled( linepos + ImVec2( ( tend - m_vd.zvStart ) * pxns, 0 ), linepos + ImVec2( w, lineh ), 0x44000000 );
+        }
+    }
+
+    DrawZoneFramesHeader();
+    auto& frames = m_worker.GetFrames();
+    for( auto fd : frames )
+    {
+        if( Vis( fd ).visible )
+        {
+            DrawZoneFrames( *fd );
+        }
+    }
+
+    const auto yMin = ImGui::GetCursorScreenPos().y;
+    const auto yMax = linepos.y + lineh;
+
+    ImGui::BeginChild( "##zoneWin", ImVec2( ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().y ), false, ImGuiWindowFlags_AlwaysVerticalScrollbar | ImGuiWindowFlags_NoScrollWithMouse );
+
+    if( m_yDelta != 0 )
+    {
+        auto& io = ImGui::GetIO();
+        auto y = ImGui::GetScrollY();
+        ImGui::SetScrollY( y - m_yDelta );
+        io.MouseClickedPos[1].y = io.MousePos.y;
+    }
+
+    const auto wpos = ImGui::GetCursorScreenPos();
+    const auto dpos = wpos + ImVec2( 0.5f, 0.5f );
+    const auto h = std::max<float>( m_vd.zvHeight, ImGui::GetContentRegionAvail().y - 4 );    // magic border value
+
+    ImGui::InvisibleButton( "##zones", ImVec2( w, h ) );
+    bool hover = ImGui::IsItemHovered();
+    draw = ImGui::GetWindowDrawList();
+
+    const auto nspx = 1.0 / pxns;
+
+    const auto ty = ImGui::GetTextLineHeight();
+    const auto ostep = ty + 1;
+    int offset = 0;
+    const auto to = 9.f;
+    const auto th = ( ty - to ) * sqrt( 3 ) * 0.5;
+
+    // gpu zones
+    if( m_vd.drawGpuZones )
+    {
+        for( size_t i=0; i<m_worker.GetGpuData().size(); i++ )
+        {
+            const auto& v = m_worker.GetGpuData()[i];
+            auto& vis = Vis( v );
+            if( !vis.visible )
+            {
+                vis.height = 0;
+                vis.offset = 0;
+                continue;
+            }
+            bool& showFull = vis.showFull;
+
+            const auto yPos = AdjustThreadPosition( vis, wpos.y, offset );
+            const auto oldOffset = offset;
+            ImGui::PushClipRect( wpos, wpos + ImVec2( w, oldOffset + vis.height ), true );
+
+            ImGui::PushFont( m_smallFont );
+            const auto sty = ImGui::GetTextLineHeight();
+            const auto sstep = sty + 1;
+            ImGui::PopFont();
+
+            const auto singleThread = v->threadData.size() == 1;
+            int depth = 0;
+            offset += ostep;
+            if( showFull && !v->threadData.empty() )
+            {
+                for( auto& td : v->threadData )
+                {
+                    auto& tl = td.second.timeline;
+                    assert( !tl.empty() );
+                    if( tl.is_magic() )
+                    {
+                        auto& tlm = *(Vector<GpuEvent>*)&tl;
+                        if( tlm.front().GpuStart() >= 0 )
+                        {
+                            const auto begin = tlm.front().GpuStart();
+                            const auto drift = GpuDrift( v );
+                            if( !singleThread ) offset += sstep;
+                            const auto partDepth = DispatchGpuZoneLevel( tl, hover, pxns, int64_t( nspx ), wpos, offset, 0, v->thread, yMin, yMax, begin, drift );
+                            if( partDepth != 0 )
+                            {
+                                if( !singleThread )
+                                {
+                                    ImGui::PushFont( m_smallFont );
+                                    DrawTextContrast( draw, wpos + ImVec2( ty, offset-1-sstep ), 0xFFFFAAAA, m_worker.GetThreadName( td.first ) );
+                                    DrawLine( draw, dpos + ImVec2( 0, offset+sty-sstep ), dpos + ImVec2( w, offset+sty-sstep ), 0x22FFAAAA );
+                                    ImGui::PopFont();
+                                }
+
+                                offset += ostep * partDepth;
+                                depth += partDepth;
+                            }
+                            else if( !singleThread )
+                            {
+                                offset -= sstep;
+                            }
+                        }
+                    }
+                    else
+                    {
+                        if( tl.front()->GpuStart() >= 0 )
+                        {
+                            const auto begin = tl.front()->GpuStart();
+                            const auto drift = GpuDrift( v );
+                            if( !singleThread ) offset += sstep;
+                            const auto partDepth = DispatchGpuZoneLevel( tl, hover, pxns, int64_t( nspx ), wpos, offset, 0, v->thread, yMin, yMax, begin, drift );
+                            if( partDepth != 0 )
+                            {
+                                if( !singleThread )
+                                {
+                                    ImGui::PushFont( m_smallFont );
+                                    DrawTextContrast( draw, wpos + ImVec2( ty, offset-1-sstep ), 0xFFFFAAAA, m_worker.GetThreadName( td.first ) );
+                                    DrawLine( draw, dpos + ImVec2( 0, offset+sty-sstep ), dpos + ImVec2( w, offset+sty-sstep ), 0x22FFAAAA );
+                                    ImGui::PopFont();
+                                }
+
+                                offset += ostep * partDepth;
+                                depth += partDepth;
+                            }
+                            else if( !singleThread )
+                            {
+                                offset -= sstep;
+                            }
+                        }
+                    }
+                }
+            }
+            offset += ostep * 0.2f;
+
+            if( !m_vd.drawEmptyLabels && showFull && depth == 0 )
+            {
+                vis.height = 0;
+                vis.offset = 0;
+                offset = oldOffset;
+            }
+            else if( yPos + ostep >= yMin && yPos <= yMax )
+            {
+                DrawLine( draw, dpos + ImVec2( 0, oldOffset + ostep - 1 ), dpos + ImVec2( w, oldOffset + ostep - 1 ), 0x33FFFFFF );
+
+                if( showFull )
+                {
+                    draw->AddTriangleFilled( wpos + ImVec2( to/2, oldOffset + to/2 ), wpos + ImVec2( ty - to/2, oldOffset + to/2 ), wpos + ImVec2( ty * 0.5, oldOffset + to/2 + th ), 0xFFFFAAAA );
+                }
+                else
+                {
+                    draw->AddTriangle( wpos + ImVec2( to/2, oldOffset + to/2 ), wpos + ImVec2( to/2, oldOffset + ty - to/2 ), wpos + ImVec2( to/2 + th, oldOffset + ty * 0.5 ), 0xFF886666, 2.0f );
+                }
+
+                const bool isMultithreaded = (v->type == GpuContextType::Vulkan) || (v->type == GpuContextType::OpenCL) || (v->type == GpuContextType::Direct3D12);
+
+                float boxwidth;
+                char buf[64];
+                sprintf( buf, "%s context %zu", GpuContextNames[(int)v->type], i );
+                if( v->name.Active() )
+                {
+                    char tmp[4096];
+                    sprintf( tmp, "%s: %s", buf, m_worker.GetString( v->name ) );
+                    DrawTextContrast( draw, wpos + ImVec2( ty, oldOffset ), showFull ? 0xFFFFAAAA : 0xFF886666, tmp );
+                    boxwidth = ImGui::CalcTextSize( tmp ).x;
+                }
+                else
+                {
+                    DrawTextContrast( draw, wpos + ImVec2( ty, oldOffset ), showFull ? 0xFFFFAAAA : 0xFF886666, buf );
+                    boxwidth = ImGui::CalcTextSize( buf ).x;
+                }
+
+                if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( 0, oldOffset ), wpos + ImVec2( ty + boxwidth, oldOffset + ty ) ) )
+                {
+                    if( IsMouseClicked( 0 ) )
+                    {
+                        showFull = !showFull;
+                    }
+                    if( IsMouseClicked( 2 ) )
+                    {
+                        int64_t t0 = std::numeric_limits<int64_t>::max();
+                        int64_t t1 = std::numeric_limits<int64_t>::min();
+                        for( auto& td : v->threadData )
+                        {
+                            int64_t _t0;
+                            if( td.second.timeline.is_magic() )
+                            {
+                                _t0 = ((Vector<GpuEvent>*)&td.second.timeline)->front().GpuStart();
+                            }
+                            else
+                            {
+                                _t0 = td.second.timeline.front()->GpuStart();
+                            }
+                            if( _t0 >= 0 )
+                            {
+                                // FIXME
+                                t0 = std::min( t0, _t0 );
+                                if( td.second.timeline.is_magic() )
+                                {
+                                    t1 = std::max( t1, std::min( m_worker.GetLastTime(), m_worker.GetZoneEnd( ((Vector<GpuEvent>*)&td.second.timeline)->back() ) ) );
+                                }
+                                else
+                                {
+                                    t1 = std::max( t1, std::min( m_worker.GetLastTime(), m_worker.GetZoneEnd( *td.second.timeline.back() ) ) );
+                                }
+                            }
+                        }
+                        if( t0 < t1 )
+                        {
+                            ZoomToRange( t0, t1 );
+                        }
+                    }
+
+                    ImGui::BeginTooltip();
+                    ImGui::TextUnformatted( buf );
+                    if( v->name.Active() ) TextFocused( "Name:", m_worker.GetString( v->name ) );
+                    ImGui::Separator();
+                    if( !isMultithreaded )
+                    {
+                        SmallColorBox( GetThreadColor( v->thread, 0 ) );
+                        ImGui::SameLine();
+                        TextFocused( "Thread:", m_worker.GetThreadName( v->thread ) );
+                    }
+                    else
+                    {
+                        if( !v->threadData.empty() )
+                        {
+                            if( v->threadData.size() == 1 )
+                            {
+                                auto it = v->threadData.begin();
+                                auto tid = it->first;
+                                if( tid == 0 )
+                                {
+                                    if( !it->second.timeline.empty() )
+                                    {
+                                        if( it->second.timeline.is_magic() )
+                                        {
+                                            auto& tl = *(Vector<GpuEvent>*)&it->second.timeline;
+                                            tid = m_worker.DecompressThread( tl.begin()->Thread() );
+                                        }
+                                        else
+                                        {
+                                            tid = m_worker.DecompressThread( (*it->second.timeline.begin())->Thread() );
+                                        }
+                                    }
+                                }
+                                SmallColorBox( GetThreadColor( tid, 0 ) );
+                                ImGui::SameLine();
+                                TextFocused( "Thread:", m_worker.GetThreadName( tid ) );
+                                ImGui::SameLine();
+                                ImGui::TextDisabled( "(%s)", RealToString( tid ) );
+                                if( m_worker.IsThreadFiber( tid ) )
+                                {
+                                    ImGui::SameLine();
+                                    TextColoredUnformatted( ImVec4( 0.2f, 0.6f, 0.2f, 1.f ), "Fiber" );
+                                }
+                            }
+                            else
+                            {
+                                ImGui::TextDisabled( "Threads:" );
+                                ImGui::Indent();
+                                for( auto& td : v->threadData )
+                                {
+                                    SmallColorBox( GetThreadColor( td.first, 0 ) );
+                                    ImGui::SameLine();
+                                    ImGui::TextUnformatted( m_worker.GetThreadName( td.first ) );
+                                    ImGui::SameLine();
+                                    ImGui::TextDisabled( "(%s)", RealToString( td.first ) );
+                                }
+                                ImGui::Unindent();
+                            }
+                        }
+                    }
+                    if( !v->threadData.empty() )
+                    {
+                        int64_t t0 = std::numeric_limits<int64_t>::max();
+                        for( auto& td : v->threadData )
+                        {
+                            int64_t _t0;
+                            if( td.second.timeline.is_magic() )
+                            {
+                                _t0 = ((Vector<GpuEvent>*)&td.second.timeline)->front().GpuStart();
+                            }
+                            else
+                            {
+                                _t0 = td.second.timeline.front()->GpuStart();
+                            }
+                            if( _t0 >= 0 )
+                            {
+                                t0 = std::min( t0, _t0 );
+                            }
+                        }
+                        if( t0 != std::numeric_limits<int64_t>::max() )
+                        {
+                            TextFocused( "Appeared at", TimeToString( t0 ) );
+                        }
+                    }
+                    TextFocused( "Zone count:", RealToString( v->count ) );
+                    if( v->period != 1.f )
+                    {
+                        TextFocused( "Timestamp accuracy:", TimeToString( v->period ) );
+                    }
+                    if( v->overflow != 0 )
+                    {
+                        ImGui::Separator();
+                        ImGui::TextUnformatted( "GPU timer overflow has been detected." );
+                        TextFocused( "Timer resolution:", RealToString( 63 - TracyLzcnt( v->overflow ) ) );
+                        ImGui::SameLine();
+                        TextDisabledUnformatted( "bits" );
+                    }
+                    ImGui::EndTooltip();
+                }
+            }
+
+            AdjustThreadHeight( vis, oldOffset, offset );
+            ImGui::PopClipRect();
+        }
+    }
+
+    // zones
+    if( m_vd.drawCpuData && m_worker.HasContextSwitches() )
+    {
+        offset = DrawCpuData( offset, pxns, wpos, hover, yMin, yMax );
+    }
+
+    const auto& threadData = m_worker.GetThreadData();
+    if( threadData.size() != m_threadOrder.size() )
+    {
+        m_threadOrder.reserve( threadData.size() );
+        for( size_t i=m_threadOrder.size(); i<threadData.size(); i++ )
+        {
+            m_threadOrder.push_back( threadData[i] );
+        }
+    }
+
+    auto& crash = m_worker.GetCrashEvent();
+    LockHighlight nextLockHighlight { -1 };
+    for( const auto& v : m_threadOrder )
+    {
+        auto& vis = Vis( v );
+        if( !vis.visible )
+        {
+            vis.height = 0;
+            vis.offset = 0;
+            continue;
+        }
+        bool showFull = vis.showFull;
+
+        const auto yPos = AdjustThreadPosition( vis, wpos.y, offset );
+        const auto oldOffset = offset;
+        ImGui::PushClipRect( wpos, wpos + ImVec2( w, offset + vis.height ), true );
+
+        int depth = 0;
+        offset += ostep;
+        if( showFull )
+        {
+            const auto sampleOffset = offset;
+            const auto hasSamples = m_vd.drawSamples && !v->samples.empty();
+            const auto hasCtxSwitch = m_vd.drawContextSwitches && m_worker.GetContextSwitchData( v->id );
+
+            if( hasSamples )
+            {
+                if( hasCtxSwitch )
+                {
+                    offset += round( ostep * 0.5f );
+                }
+                else
+                {
+                    offset += round( ostep * 0.75f );
+                }
+            }
+
+            const auto ctxOffset = offset;
+            if( hasCtxSwitch ) offset += round( ostep * 0.75f );
+
+            if( m_vd.drawZones )
+            {
+#ifndef TRACY_NO_STATISTICS
+                if( m_worker.AreGhostZonesReady() && ( vis.ghost || ( m_vd.ghostZones && v->timeline.empty() ) ) )
+                {
+                    depth = DispatchGhostLevel( v->ghostZones, hover, pxns, int64_t( nspx ), wpos, offset, 0, yMin, yMax, v->id );
+                }
+                else
+#endif
+                {
+                    depth = DispatchZoneLevel( v->timeline, hover, pxns, int64_t( nspx ), wpos, offset, 0, yMin, yMax, v->id );
+                }
+                offset += ostep * depth;
+            }
+
+            if( hasCtxSwitch )
+            {
+                auto ctxSwitch = m_worker.GetContextSwitchData( v->id );
+                if( ctxSwitch )
+                {
+                    DrawContextSwitches( ctxSwitch, v->samples, hover, pxns, int64_t( nspx ), wpos, ctxOffset, offset, v->isFiber );
+                }
+            }
+
+            if( hasSamples )
+            {
+                DrawSamples( v->samples, hover, pxns, int64_t( nspx ), wpos, sampleOffset );
+            }
+
+            if( m_vd.drawLocks )
+            {
+                const auto lockDepth = DrawLocks( v->id, hover, pxns, wpos, offset, nextLockHighlight, yMin, yMax );
+                offset += ostep * lockDepth;
+                depth += lockDepth;
+            }
+        }
+        offset += ostep * 0.2f;
+
+        auto msgit = std::lower_bound( v->messages.begin(), v->messages.end(), m_vd.zvStart, [] ( const auto& lhs, const auto& rhs ) { return lhs->time < rhs; } );
+        auto msgend = std::lower_bound( msgit, v->messages.end(), m_vd.zvEnd+1, [] ( const auto& lhs, const auto& rhs ) { return lhs->time < rhs; } );
+
+        if( !m_vd.drawEmptyLabels && showFull && depth == 0 && msgit == msgend && crash.thread != v->id )
+        {
+            auto& vis = Vis( v );
+            vis.height = 0;
+            vis.offset = 0;
+            offset = oldOffset;
+        }
+        else if( yPos + ostep >= yMin && yPos <= yMax )
+        {
+            DrawLine( draw, dpos + ImVec2( 0, oldOffset + ostep - 1 ), dpos + ImVec2( w, oldOffset + ostep - 1 ), 0x33FFFFFF );
+
+            uint32_t labelColor;
+            if( crash.thread == v->id ) labelColor = showFull ? 0xFF2222FF : 0xFF111188;
+            else if( v->isFiber ) labelColor = showFull ? 0xFF88FF88 : 0xFF448844;
+            else labelColor = showFull ? 0xFFFFFFFF : 0xFF888888;
+
+            if( showFull )
+            {
+                draw->AddTriangleFilled( wpos + ImVec2( to/2, oldOffset + to/2 ), wpos + ImVec2( ty - to/2, oldOffset + to/2 ), wpos + ImVec2( ty * 0.5, oldOffset + to/2 + th ), labelColor );
+
+                while( msgit < msgend )
+                {
+                    const auto next = std::upper_bound( msgit, v->messages.end(), (*msgit)->time + MinVisSize * nspx, [] ( const auto& lhs, const auto& rhs ) { return lhs < rhs->time; } );
+                    const auto dist = std::distance( msgit, next );
+
+                    const auto px = ( (*msgit)->time - m_vd.zvStart ) * pxns;
+                    const bool isMsgHovered = hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px - (ty - to) * 0.5 - 1, oldOffset ), wpos + ImVec2( px + (ty - to) * 0.5 + 1, oldOffset + ty ) );
+
+                    unsigned int color = 0xFFDDDDDD;
+                    float animOff = 0;
+                    if( dist > 1 )
+                    {
+                        if( m_msgHighlight && m_worker.DecompressThread( m_msgHighlight->thread ) == v->id )
+                        {
+                            const auto hTime = m_msgHighlight->time;
+                            if( (*msgit)->time <= hTime && ( next == v->messages.end() || (*next)->time > hTime ) )
+                            {
+                                color = 0xFF4444FF;
+                                if( !isMsgHovered )
+                                {
+                                    animOff = -fabs( sin( s_time * 8 ) ) * th;
+                                }
+                            }
+                        }
+                        draw->AddTriangleFilled( wpos + ImVec2( px - (ty - to) * 0.5, animOff + oldOffset + to ), wpos + ImVec2( px + (ty - to) * 0.5, animOff + oldOffset + to ), wpos + ImVec2( px, animOff + oldOffset + to + th ), color );
+                        draw->AddTriangle( wpos + ImVec2( px - (ty - to) * 0.5, animOff + oldOffset + to ), wpos + ImVec2( px + (ty - to) * 0.5, animOff + oldOffset + to ), wpos + ImVec2( px, animOff + oldOffset + to + th ), color, 2.0f );
+                    }
+                    else
+                    {
+                        if( m_msgHighlight == *msgit )
+                        {
+                            color = 0xFF4444FF;
+                            if( !isMsgHovered )
+                            {
+                                animOff = -fabs( sin( s_time * 8 ) ) * th;
+                            }
+                        }
+                        draw->AddTriangle( wpos + ImVec2( px - (ty - to) * 0.5, animOff + oldOffset + to ), wpos + ImVec2( px + (ty - to) * 0.5, animOff + oldOffset + to ), wpos + ImVec2( px, animOff + oldOffset + to + th ), color, 2.0f );
+                    }
+                    if( isMsgHovered )
+                    {
+                        ImGui::BeginTooltip();
+                        if( dist > 1 )
+                        {
+                            ImGui::Text( "%i messages", (int)dist );
+                        }
+                        else
+                        {
+                            TextFocused( "Message at", TimeToStringExact( (*msgit)->time ) );
+                            ImGui::PushStyleColor( ImGuiCol_Text, (*msgit)->color );
+                            ImGui::TextUnformatted( m_worker.GetString( (*msgit)->ref ) );
+                            ImGui::PopStyleColor();
+                        }
+                        ImGui::EndTooltip();
+                        m_msgHighlight = *msgit;
+
+                        if( IsMouseClicked( 0 ) )
+                        {
+                            m_showMessages = true;
+                            m_msgToFocus = *msgit;
+                        }
+                        if( IsMouseClicked( 2 ) )
+                        {
+                            CenterAtTime( (*msgit)->time );
+                        }
+                    }
+                    msgit = next;
+                }
+
+                if( crash.thread == v->id && crash.time >= m_vd.zvStart && crash.time <= m_vd.zvEnd )
+                {
+                    const auto px = ( crash.time - m_vd.zvStart ) * pxns;
+
+                    draw->AddTriangleFilled( wpos + ImVec2( px - (ty - to) * 0.25f, oldOffset + to + th * 0.5f ), wpos + ImVec2( px + (ty - to) * 0.25f, oldOffset + to + th * 0.5f ), wpos + ImVec2( px, oldOffset + to + th ), 0xFF2222FF );
+                    draw->AddTriangle( wpos + ImVec2( px - (ty - to) * 0.25f, oldOffset + to + th * 0.5f ), wpos + ImVec2( px + (ty - to) * 0.25f, oldOffset + to + th * 0.5f ), wpos + ImVec2( px, oldOffset + to + th ), 0xFF2222FF, 2.0f );
+
+                    const auto crashText = ICON_FA_SKULL " crash " ICON_FA_SKULL;
+                    auto ctw = ImGui::CalcTextSize( crashText ).x;
+                    DrawTextContrast( draw, wpos + ImVec2( px - ctw * 0.5f, oldOffset + to + th * 0.5f - ty ), 0xFF2222FF, crashText );
+
+                    if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px - (ty - to) * 0.5 - 1, oldOffset ), wpos + ImVec2( px + (ty - to) * 0.5 + 1, oldOffset + ty ) ) )
+                    {
+                        CrashTooltip();
+                        if( IsMouseClicked( 0 ) )
+                        {
+                            m_showInfo = true;
+                        }
+                        if( IsMouseClicked( 2 ) )
+                        {
+                            CenterAtTime( crash.time );
+                        }
+                    }
+                }
+            }
+            else
+            {
+                draw->AddTriangle( wpos + ImVec2( to/2, oldOffset + to/2 ), wpos + ImVec2( to/2, oldOffset + ty - to/2 ), wpos + ImVec2( to/2 + th, oldOffset + ty * 0.5 ), labelColor, 2.0f );
+            }
+            const auto txt = m_worker.GetThreadName( v->id );
+            const auto txtsz = ImGui::CalcTextSize( txt );
+            if( m_gpuThread == v->id )
+            {
+                draw->AddRectFilled( wpos + ImVec2( 0, oldOffset ), wpos + ImVec2( w, offset ), 0x228888DD );
+                draw->AddRect( wpos + ImVec2( 0, oldOffset ), wpos + ImVec2( w, offset ), 0x448888DD );
+            }
+            if( m_gpuInfoWindow && m_gpuInfoWindowThread == v->id )
+            {
+                draw->AddRectFilled( wpos + ImVec2( 0, oldOffset ), wpos + ImVec2( w, offset ), 0x2288DD88 );
+                draw->AddRect( wpos + ImVec2( 0, oldOffset ), wpos + ImVec2( w, offset ), 0x4488DD88 );
+            }
+            if( m_cpuDataThread == v->id )
+            {
+                draw->AddRectFilled( wpos + ImVec2( 0, oldOffset ), wpos + ImVec2( w, offset ), 0x2DFF8888 );
+                draw->AddRect( wpos + ImVec2( 0, oldOffset ), wpos + ImVec2( w, offset ), 0x4DFF8888 );
+            }
+            DrawTextContrast( draw, wpos + ImVec2( ty, oldOffset ), labelColor, txt );
+
+#ifndef TRACY_NO_STATISTICS
+            const bool hasGhostZones = showFull && m_worker.AreGhostZonesReady() && !v->ghostZones.empty();
+            float ghostSz;
+            if( hasGhostZones && !v->timeline.empty() )
+            {
+                auto& vis = Vis( v );
+                const auto color = vis.ghost ? 0xFFAA9999 : 0x88AA7777;
+                draw->AddText( wpos + ImVec2( 1.5f * ty + txtsz.x, oldOffset ), color, ICON_FA_GHOST );
+                ghostSz = ImGui::CalcTextSize( ICON_FA_GHOST ).x;
+            }
+#endif
+
+            if( hover )
+            {
+#ifndef TRACY_NO_STATISTICS
+                if( hasGhostZones && !v->timeline.empty() && ImGui::IsMouseHoveringRect( wpos + ImVec2( 1.5f * ty + txtsz.x, oldOffset ), wpos + ImVec2( 1.5f * ty + txtsz.x + ghostSz, oldOffset + ty ) ) )
+                {
+                    if( IsMouseClicked( 0 ) )
+                    {
+                        auto& vis = Vis( v );
+                        vis.ghost = !vis.ghost;
+                    }
+                }
+                else
+#endif
+                    if( ImGui::IsMouseHoveringRect( wpos + ImVec2( 0, oldOffset ), wpos + ImVec2( ty + txtsz.x, oldOffset + ty ) ) )
+                    {
+                        m_drawThreadMigrations = v->id;
+                        m_drawThreadHighlight = v->id;
+                        ImGui::BeginTooltip();
+                        SmallColorBox( GetThreadColor( v->id, 0 ) );
+                        ImGui::SameLine();
+                        ImGui::TextUnformatted( m_worker.GetThreadName( v->id ) );
+                        ImGui::SameLine();
+                        ImGui::TextDisabled( "(%s)", RealToString( v->id ) );
+                        if( crash.thread == v->id )
+                        {
+                            ImGui::SameLine();
+                            TextColoredUnformatted( ImVec4( 1.f, 0.2f, 0.2f, 1.f ), ICON_FA_SKULL " Crashed" );
+                        }
+                        if( v->isFiber )
+                        {
+                            ImGui::SameLine();
+                            TextColoredUnformatted( ImVec4( 0.2f, 0.6f, 0.2f, 1.f ), "Fiber" );
+                        }
+
+                        const auto ctx = m_worker.GetContextSwitchData( v->id );
+
+                        ImGui::Separator();
+                        int64_t first = std::numeric_limits<int64_t>::max();
+                        int64_t last = -1;
+                        if( ctx && !ctx->v.empty() )
+                        {
+                            const auto& back = ctx->v.back();
+                            first = ctx->v.begin()->Start();
+                            last = back.IsEndValid() ? back.End() : back.Start();
+                        }
+                        if( !v->timeline.empty() )
+                        {
+                            if( v->timeline.is_magic() )
+                            {
+                                auto& tl = *((Vector<ZoneEvent>*)&v->timeline);
+                                first = std::min( first, tl.front().Start() );
+                                last = std::max( last, m_worker.GetZoneEnd( tl.back() ) );
+                            }
+                            else
+                            {
+                                first = std::min( first, v->timeline.front()->Start() );
+                                last = std::max( last, m_worker.GetZoneEnd( *v->timeline.back() ) );
+                            }
+                        }
+                        if( !v->messages.empty() )
+                        {
+                            first = std::min( first, v->messages.front()->time );
+                            last = std::max( last, v->messages.back()->time );
+                        }
+                        size_t lockCnt = 0;
+                        for( const auto& lock : m_worker.GetLockMap() )
+                        {
+                            const auto& lockmap = *lock.second;
+                            if( !lockmap.valid ) continue;
+                            auto it = lockmap.threadMap.find( v->id );
+                            if( it == lockmap.threadMap.end() ) continue;
+                            lockCnt++;
+                            const auto thread = it->second;
+                            auto lptr = lockmap.timeline.data();
+                            auto eptr = lptr + lockmap.timeline.size() - 1;
+                            while( lptr->ptr->thread != thread ) lptr++;
+                            if( lptr->ptr->Time() < first ) first = lptr->ptr->Time();
+                            while( eptr->ptr->thread != thread ) eptr--;
+                            if( eptr->ptr->Time() > last ) last = eptr->ptr->Time();
+                        }
+
+                        if( last >= 0 )
+                        {
+                            const auto lifetime = last - first;
+                            const auto traceLen = m_worker.GetLastTime();
+
+                            TextFocused( "Appeared at", TimeToString( first ) );
+                            TextFocused( "Last event at", TimeToString( last ) );
+                            TextFocused( "Lifetime:", TimeToString( lifetime ) );
+                            ImGui::SameLine();
+                            char buf[64];
+                            PrintStringPercent( buf, lifetime / double( traceLen ) * 100 );
+                            TextDisabledUnformatted( buf );
+
+                            if( ctx )
+                            {
+                                TextFocused( "Time in running state:", TimeToString( ctx->runningTime ) );
+                                ImGui::SameLine();
+                                PrintStringPercent( buf, ctx->runningTime / double( lifetime ) * 100 );
+                                TextDisabledUnformatted( buf );
+                            }
+                        }
+
+                        ImGui::Separator();
+                        if( !v->timeline.empty() )
+                        {
+                            TextFocused( "Zone count:", RealToString( v->count ) );
+                            TextFocused( "Top-level zones:", RealToString( v->timeline.size() ) );
+                        }
+                        if( !v->messages.empty() )
+                        {
+                            TextFocused( "Messages:", RealToString( v->messages.size() ) );
+                        }
+                        if( lockCnt != 0 )
+                        {
+                            TextFocused( "Locks:", RealToString( lockCnt ) );
+                        }
+                        if( ctx )
+                        {
+                            TextFocused( "Running state regions:", RealToString( ctx->v.size() ) );
+                        }
+                        if( !v->samples.empty() )
+                        {
+                            TextFocused( "Call stack samples:", RealToString( v->samples.size() ) );
+                            if( v->kernelSampleCnt != 0 )
+                            {
+                                TextFocused( "Kernel samples:", RealToString( v->kernelSampleCnt ) );
+                                ImGui::SameLine();
+                                ImGui::TextDisabled( "(%.2f%%)", 100.f * v->kernelSampleCnt / v->samples.size() );
+                            }
+                        }
+                        ImGui::EndTooltip();
+
+                        if( IsMouseClicked( 0 ) )
+                        {
+                            Vis( v ).showFull = !showFull;
+                        }
+                        if( last >= 0 && IsMouseClicked( 2 ) )
+                        {
+                            ZoomToRange( first, last );
+                        }
+                    }
+            }
+        }
+
+        AdjustThreadHeight( Vis( v ), oldOffset, offset );
+        ImGui::PopClipRect();
+    }
+    m_lockHighlight = nextLockHighlight;
+
+    if( m_vd.drawPlots )
+    {
+        offset = DrawPlots( offset, pxns, wpos, hover, yMin, yMax );
+    }
+
+    const auto scrollPos = ImGui::GetScrollY();
+    if( scrollPos == 0 && m_vd.zvScroll != 0 )
+    {
+        m_vd.zvHeight = 0;
+    }
+    else
+    {
+        if( offset > m_vd.zvHeight ) m_vd.zvHeight = offset;
+    }
+    m_vd.zvScroll = scrollPos;
+
+    ImGui::EndChild();
+
+    for( auto& ann : m_annotations )
+    {
+        if( ann->range.min < m_vd.zvEnd && ann->range.max > m_vd.zvStart )
+        {
+            uint32_t c0 = ( ann->color & 0xFFFFFF ) | ( m_selectedAnnotation == ann.get() ? 0x44000000 : 0x22000000 );
+            uint32_t c1 = ( ann->color & 0xFFFFFF ) | ( m_selectedAnnotation == ann.get() ? 0x66000000 : 0x44000000 );
+            uint32_t c2 = ( ann->color & 0xFFFFFF ) | ( m_selectedAnnotation == ann.get() ? 0xCC000000 : 0xAA000000 );
+            draw->AddRectFilled( linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns, 0 ), linepos + ImVec2( ( ann->range.max - m_vd.zvStart ) * pxns, lineh ), c0 );
+            DrawLine( draw, linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns + 0.5f, 0.5f ), linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns + 0.5f, lineh + 0.5f ), ann->range.hiMin ? c2 : c1, ann->range.hiMin ? 2 : 1 );
+            DrawLine( draw, linepos + ImVec2( ( ann->range.max - m_vd.zvStart ) * pxns + 0.5f, 0.5f ), linepos + ImVec2( ( ann->range.max - m_vd.zvStart ) * pxns + 0.5f, lineh + 0.5f ), ann->range.hiMax ? c2 : c1, ann->range.hiMax ? 2 : 1 );
+            if( drawMouseLine && ImGui::IsMouseHoveringRect( linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns, 0 ), linepos + ImVec2( ( ann->range.max - m_vd.zvStart ) * pxns, lineh ) ) )
+            {
+                ImGui::BeginTooltip();
+                if( ann->text.empty() )
+                {
+                    TextDisabledUnformatted( "Empty annotation" );
+                }
+                else
+                {
+                    ImGui::TextUnformatted( ann->text.c_str() );
+                }
+                ImGui::Separator();
+                TextFocused( "Annotation begin:", TimeToStringExact( ann->range.min ) );
+                TextFocused( "Annotation end:", TimeToStringExact( ann->range.max ) );
+                TextFocused( "Annotation length:", TimeToString( ann->range.max - ann->range.min ) );
+                ImGui::EndTooltip();
+            }
+            const auto aw = ( ann->range.max - ann->range.min ) * pxns;
+            if( aw > th * 4 )
+            {
+                draw->AddCircleFilled( linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns + th * 2, th * 2 ), th, 0x88AABB22 );
+                draw->AddCircle( linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns + th * 2, th * 2 ), th, 0xAAAABB22 );
+                if( drawMouseLine && IsMouseClicked( 0 ) && ImGui::IsMouseHoveringRect( linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns + th, th ), linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns + th * 3, th * 3 ) ) )
+                {
+                    m_selectedAnnotation = ann.get();
+                }
+
+                if( !ann->text.empty() )
+                {
+                    const auto tw = ImGui::CalcTextSize( ann->text.c_str() ).x;
+                    if( aw - th*4 > tw )
+                    {
+                        draw->AddText( linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns + th * 4, th * 0.5 ), 0xFFFFFFFF, ann->text.c_str() );
+                    }
+                    else
+                    {
+                        draw->PushClipRect( linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns, 0 ), linepos + ImVec2( ( ann->range.max - m_vd.zvStart ) * pxns, lineh ), true );
+                        draw->AddText( linepos + ImVec2( ( ann->range.min - m_vd.zvStart ) * pxns + th * 4, th * 0.5 ), 0xFFFFFFFF, ann->text.c_str() );
+                        draw->PopClipRect();
+                    }
+                }
+            }
+        }
+    }
+
+    if( m_gpuStart != 0 && m_gpuEnd != 0 )
+    {
+        const auto px0 = ( m_gpuStart - m_vd.zvStart ) * pxns;
+        const auto px1 = std::max( px0 + std::max( 1.0, pxns * 0.5 ), ( m_gpuEnd - m_vd.zvStart ) * pxns );
+        draw->AddRectFilled( ImVec2( wpos.x + px0, linepos.y ), ImVec2( wpos.x + px1, linepos.y + lineh ), 0x228888DD );
+        draw->AddRect( ImVec2( wpos.x + px0, linepos.y ), ImVec2( wpos.x + px1, linepos.y + lineh ), 0x448888DD );
+    }
+    if( m_gpuInfoWindow )
+    {
+        const auto px0 = ( m_gpuInfoWindow->CpuStart() - m_vd.zvStart ) * pxns;
+        const auto px1 = std::max( px0 + std::max( 1.0, pxns * 0.5 ), ( m_gpuInfoWindow->CpuEnd() - m_vd.zvStart ) * pxns );
+        draw->AddRectFilled( ImVec2( wpos.x + px0, linepos.y ), ImVec2( wpos.x + px1, linepos.y + lineh ), 0x2288DD88 );
+        draw->AddRect( ImVec2( wpos.x + px0, linepos.y ), ImVec2( wpos.x + px1, linepos.y + lineh ), 0x4488DD88 );
+    }
+
+    const auto scale = GetScale();
+    if( m_findZone.range.active && ( m_findZone.show || m_showRanges ) )
+    {
+        const auto px0 = ( m_findZone.range.min - m_vd.zvStart ) * pxns;
+        const auto px1 = std::max( px0 + std::max( 1.0, pxns * 0.5 ), ( m_findZone.range.max - m_vd.zvStart ) * pxns );
+        DrawStripedRect( draw, wpos, px0, linepos.y, px1, linepos.y + lineh, 10 * scale, 0x2288DD88, true, true );
+        DrawLine( draw, ImVec2( dpos.x + px0, linepos.y + 0.5f ), ImVec2( dpos.x + px0, linepos.y + lineh + 0.5f ), m_findZone.range.hiMin ? 0x9988DD88 : 0x3388DD88, m_findZone.range.hiMin ? 2 : 1 );
+        DrawLine( draw, ImVec2( dpos.x + px1, linepos.y + 0.5f ), ImVec2( dpos.x + px1, linepos.y + lineh + 0.5f ), m_findZone.range.hiMax ? 0x9988DD88 : 0x3388DD88, m_findZone.range.hiMax ? 2 : 1 );
+    }
+
+    if( m_statRange.active && ( m_showStatistics || m_showRanges || ( m_sourceViewFile && m_sourceView->IsSymbolView() ) ) )
+    {
+        const auto px0 = ( m_statRange.min - m_vd.zvStart ) * pxns;
+        const auto px1 = std::max( px0 + std::max( 1.0, pxns * 0.5 ), ( m_statRange.max - m_vd.zvStart ) * pxns );
+        DrawStripedRect( draw, wpos, px0, linepos.y, px1, linepos.y + lineh, 10 * scale, 0x228888EE, true, false );
+        DrawLine( draw, ImVec2( dpos.x + px0, linepos.y + 0.5f ), ImVec2( dpos.x + px0, linepos.y + lineh + 0.5f ), m_statRange.hiMin ? 0x998888EE : 0x338888EE, m_statRange.hiMin ? 2 : 1 );
+        DrawLine( draw, ImVec2( dpos.x + px1, linepos.y + 0.5f ), ImVec2( dpos.x + px1, linepos.y + lineh + 0.5f ), m_statRange.hiMax ? 0x998888EE : 0x338888EE, m_statRange.hiMax ? 2 : 1 );
+    }
+
+    if( m_waitStackRange.active && ( m_showWaitStacks || m_showRanges ) )
+    {
+        const auto px0 = ( m_waitStackRange.min - m_vd.zvStart ) * pxns;
+        const auto px1 = std::max( px0 + std::max( 1.0, pxns * 0.5 ), ( m_waitStackRange.max - m_vd.zvStart ) * pxns );
+        DrawStripedRect( draw, wpos, px0, linepos.y, px1, linepos.y + lineh, 10 * scale, 0x22EEB588, true, true );
+        DrawLine( draw, ImVec2( dpos.x + px0, linepos.y + 0.5f ), ImVec2( dpos.x + px0, linepos.y + lineh + 0.5f ), m_waitStackRange.hiMin ? 0x99EEB588 : 0x33EEB588, m_waitStackRange.hiMin ? 2 : 1 );
+        DrawLine( draw, ImVec2( dpos.x + px1, linepos.y + 0.5f ), ImVec2( dpos.x + px1, linepos.y + lineh + 0.5f ), m_waitStackRange.hiMax ? 0x99EEB588 : 0x33EEB588, m_waitStackRange.hiMax ? 2 : 1 );
+    }
+
+    if( m_memInfo.range.active && ( m_memInfo.show || m_showRanges ) )
+    {
+        const auto px0 = ( m_memInfo.range.min - m_vd.zvStart ) * pxns;
+        const auto px1 = std::max( px0 + std::max( 1.0, pxns * 0.5 ), ( m_memInfo.range.max - m_vd.zvStart ) * pxns );
+        DrawStripedRect( draw, wpos, px0, linepos.y, px1, linepos.y + lineh, 10 * scale, 0x2288EEE3, true, false );
+        DrawLine( draw, ImVec2( dpos.x + px0, linepos.y + 0.5f ), ImVec2( dpos.x + px0, linepos.y + lineh + 0.5f ), m_memInfo.range.hiMin ? 0x9988EEE3 : 0x3388EEE3, m_memInfo.range.hiMin ? 2 : 1 );
+        DrawLine( draw, ImVec2( dpos.x + px1, linepos.y + 0.5f ), ImVec2( dpos.x + px1, linepos.y + lineh + 0.5f ), m_memInfo.range.hiMax ? 0x9988EEE3 : 0x3388EEE3, m_memInfo.range.hiMax ? 2 : 1 );
+    }
+
+    if( m_setRangePopup.active || m_setRangePopupOpen )
+    {
+        const auto s = std::min( m_setRangePopup.min, m_setRangePopup.max );
+        const auto e = std::max( m_setRangePopup.min, m_setRangePopup.max );
+        DrawStripedRect( draw, wpos, ( s - m_vd.zvStart ) * pxns, linepos.y, ( e - m_vd.zvStart ) * pxns, linepos.y + lineh, 5 * scale, 0x55DD8888, true, false );
+        draw->AddRect( ImVec2( wpos.x + ( s - m_vd.zvStart ) * pxns, linepos.y ), ImVec2( wpos.x + ( e - m_vd.zvStart ) * pxns, linepos.y + lineh ), 0x77DD8888 );
+    }
+
+    if( m_highlight.active && m_highlight.start != m_highlight.end )
+    {
+        const auto s = std::min( m_highlight.start, m_highlight.end );
+        const auto e = std::max( m_highlight.start, m_highlight.end );
+        draw->AddRectFilled( ImVec2( wpos.x + ( s - m_vd.zvStart ) * pxns, linepos.y ), ImVec2( wpos.x + ( e - m_vd.zvStart ) * pxns, linepos.y + lineh ), 0x22DD8888 );
+        draw->AddRect( ImVec2( wpos.x + ( s - m_vd.zvStart ) * pxns, linepos.y ), ImVec2( wpos.x + ( e - m_vd.zvStart ) * pxns, linepos.y + lineh ), 0x44DD8888 );
+
+        ImGui::BeginTooltip();
+        ImGui::TextUnformatted( TimeToString( e - s ) );
+        ImGui::EndTooltip();
+    }
+    else if( drawMouseLine )
+    {
+        auto& io = ImGui::GetIO();
+        DrawLine( draw, ImVec2( io.MousePos.x + 0.5f, linepos.y + 0.5f ), ImVec2( io.MousePos.x + 0.5f, linepos.y + lineh + 0.5f ), 0x33FFFFFF );
+    }
+
+    if( m_highlightZoom.active && m_highlightZoom.start != m_highlightZoom.end )
+    {
+        const auto s = std::min( m_highlightZoom.start, m_highlightZoom.end );
+        const auto e = std::max( m_highlightZoom.start, m_highlightZoom.end );
+        draw->AddRectFilled( ImVec2( wpos.x + ( s - m_vd.zvStart ) * pxns, linepos.y ), ImVec2( wpos.x + ( e - m_vd.zvStart ) * pxns, linepos.y + lineh ), 0x1688DD88 );
+        draw->AddRect( ImVec2( wpos.x + ( s - m_vd.zvStart ) * pxns, linepos.y ), ImVec2( wpos.x + ( e - m_vd.zvStart ) * pxns, linepos.y + lineh ), 0x2C88DD88 );
+    }
+}
+
+}

server/TracyView_ZoneTimeline.cpp

@@ -0,0 +1,942 @@
+#include <inttypes.h>
+
+#include "TracyColor.hpp"
+#include "TracyMouse.hpp"
+#include "TracyPrint.hpp"
+#include "TracyView.hpp"
+
+namespace tracy
+{
+
+enum { MinVisSize = 3 };
+
+static tracy_force_inline uint32_t MixGhostColor( uint32_t c0, uint32_t c1 )
+{
+    return 0xFF000000 |
+        ( ( ( ( ( c0 & 0x00FF0000 ) >> 16 ) + 3 * ( ( c1 & 0x00FF0000 ) >> 16 ) ) >> 2 ) << 16 ) |
+        ( ( ( ( ( c0 & 0x0000FF00 ) >> 8  ) + 3 * ( ( c1 & 0x0000FF00 ) >> 8  ) ) >> 2 ) << 8  ) |
+        ( ( ( ( ( c0 & 0x000000FF )       ) + 3 * ( ( c1 & 0x000000FF )       ) ) >> 2 )       );
+}
+
+#ifndef TRACY_NO_STATISTICS
+int View::DispatchGhostLevel( const Vector<GhostZone>& vec, bool hover, double pxns, int64_t nspx, const ImVec2& wpos, int _offset, int depth, float yMin, float yMax, uint64_t tid )
+{
+    const auto ty = ImGui::GetTextLineHeight();
+    const auto ostep = ty + 1;
+    const auto offset = _offset + ostep * depth;
+
+    const auto yPos = wpos.y + offset;
+    // Inline frames have to be taken into account, hence the multiply by 16 (arbitrary limit for inline frames in client)
+    if( yPos + 16 * ostep >= yMin && yPos <= yMax )
+    {
+        return DrawGhostLevel( vec, hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+    }
+    else
+    {
+        return SkipGhostLevel( vec, hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+    }
+}
+
+int View::DrawGhostLevel( const Vector<GhostZone>& vec, bool hover, double pxns, int64_t nspx, const ImVec2& wpos, int _offset, int depth, float yMin, float yMax, uint64_t tid )
+{
+    auto it = std::lower_bound( vec.begin(), vec.end(), std::max<int64_t>( 0, m_vd.zvStart ), [] ( const auto& l, const auto& r ) { return l.end.Val() < r; } );
+    if( it == vec.end() ) return depth;
+
+    const auto zitend = std::lower_bound( it, vec.end(), m_vd.zvEnd, [] ( const auto& l, const auto& r ) { return l.start.Val() < r; } );
+    if( it == zitend ) return depth;
+
+    const auto w = ImGui::GetContentRegionAvail().x - 1;
+    const auto ty = ImGui::GetTextLineHeight();
+    const auto ostep = ty + 1;
+    const auto offset = _offset + ostep * depth;
+    auto draw = ImGui::GetWindowDrawList();
+    const auto dpos = wpos + ImVec2( 0.5f, 0.5f );
+
+    depth++;
+    int maxdepth = depth;
+
+    while( it < zitend )
+    {
+        auto& ev = *it;
+        const auto end = ev.end.Val();
+        const auto zsz = std::max( ( end - ev.start.Val() ) * pxns, pxns * 0.5 );
+        if( zsz < MinVisSize )
+        {
+            const auto MinVisNs = MinVisSize * nspx;
+            const auto color = MixGhostColor( GetThreadColor( tid, depth ), 0x665555 );
+            const auto px0 = ( ev.start.Val() - m_vd.zvStart ) * pxns;
+            auto px1ns = ev.end.Val() - m_vd.zvStart;
+            auto rend = end;
+            auto nextTime = end + MinVisNs;
+            for(;;)
+            {
+                const auto prevIt = it;
+                it = std::lower_bound( it, zitend, nextTime, [] ( const auto& l, const auto& r ) { return l.end.Val() < r; } );
+                if( it == prevIt ) ++it;
+                if( it == zitend ) break;
+                const auto nend = it->end.Val();
+                const auto nsnext = nend - m_vd.zvStart;
+                if( nsnext - px1ns >= MinVisNs * 2 ) break;
+                px1ns = nsnext;
+                rend = nend;
+                nextTime = nend + nspx;
+            }
+            const auto px1 = px1ns * pxns;
+            draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color );
+            DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) );
+            if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) )
+            {
+                if( IsMouseClickReleased( 1 ) ) m_setRangePopup = RangeSlim { ev.start.Val(), rend , true };
+                ImGui::BeginTooltip();
+                ImGui::TextUnformatted( "Multiple ghost zones" );
+                ImGui::Separator();
+                TextFocused( "Execution time:", TimeToString( rend - ev.start.Val() ) );
+                ImGui::EndTooltip();
+
+                if( IsMouseClicked( 2 ) && rend - ev.start.Val() > 0 )
+                {
+                    ZoomToRange( ev.start.Val(), rend );
+                }
+            }
+        }
+        else
+        {
+            const auto& ghostKey = m_worker.GetGhostFrame( ev.frame );
+            const auto frame = m_worker.GetCallstackFrame( ghostKey.frame );
+
+            uint32_t color;
+            if( m_vd.dynamicColors == 2 )
+            {
+                if( frame )
+                {
+                    const auto& sym = frame->data[ghostKey.inlineFrame];
+                    color = GetHsvColor( sym.name.Idx(), depth );
+                }
+                else
+                {
+                    color = GetHsvColor( ghostKey.frame.data, depth );
+                }
+            }
+            else
+            {
+                color = MixGhostColor( GetThreadColor( tid, depth ), 0x665555 );
+            }
+
+            const auto pr0 = ( ev.start.Val() - m_vd.zvStart ) * pxns;
+            const auto pr1 = ( ev.end.Val() - m_vd.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 } );
+            if( !frame )
+            {
+                char symName[64];
+                sprintf( symName, "0x%" PRIx64, m_worker.GetCanonicalPointer( ghostKey.frame ) );
+                const auto tsz = ImGui::CalcTextSize( symName );
+
+                const auto accentColor = HighlightColor( color );
+                const auto darkColor = DarkenColor( color );
+                const auto txtColor = 0xFF888888;
+                draw->AddRectFilled( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y ), DarkenColor( color ) );
+                DrawLine( draw, dpos + ImVec2( px0, offset + tsz.y ), dpos + ImVec2( px0, offset ), dpos + ImVec2( px1-1, offset ), accentColor, 1.f );
+                DrawLine( draw, dpos + ImVec2( px0, offset + tsz.y ), dpos + ImVec2( px1-1, offset + tsz.y ), dpos + ImVec2( px1-1, offset ), darkColor, 1.f );
+
+                if( tsz.x < zsz )
+                {
+                    const auto x = ( ev.start.Val() - m_vd.zvStart ) * pxns + ( ( end - ev.start.Val() ) * 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 );
+                        DrawTextContrast( draw, wpos + ImVec2( std::max( std::max( 0., px0 ), std::min( double( w - tsz.x ), x ) ), offset ), txtColor, symName );
+                        ImGui::PopClipRect();
+                    }
+                    else if( ev.start.Val() == ev.end.Val() )
+                    {
+                        DrawTextContrast( draw, wpos + ImVec2( px0 + ( px1 - px0 - tsz.x ) * 0.5, offset ), txtColor, symName );
+                    }
+                    else
+                    {
+                        DrawTextContrast( draw, wpos + ImVec2( x, offset ), txtColor, symName );
+                    }
+                }
+                else
+                {
+                    ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
+                    DrawTextContrast( draw, wpos + ImVec2( ( ev.start.Val() - m_vd.zvStart ) * pxns, offset ), txtColor, symName );
+                    ImGui::PopClipRect();
+                }
+
+                if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y + 1 ) ) )
+                {
+                    if( IsMouseClickReleased( 1 ) ) m_setRangePopup = RangeSlim { ev.start.Val(), ev.end.Val() , true };
+                    ImGui::BeginTooltip();
+                    TextDisabledUnformatted( ICON_FA_GHOST " Ghost zone" );
+                    ImGui::Separator();
+                    TextFocused( "Unknown frame:", symName );
+                    TextFocused( "Thread:", m_worker.GetThreadName( tid ) );
+                    ImGui::SameLine();
+                    ImGui::TextDisabled( "(%s)", RealToString( tid ) );
+                    if( m_worker.IsThreadFiber( tid ) )
+                    {
+                        ImGui::SameLine();
+                        TextColoredUnformatted( ImVec4( 0.2f, 0.6f, 0.2f, 1.f ), "Fiber" );
+                    }
+                    ImGui::Separator();
+                    TextFocused( "Execution time:", TimeToString( ev.end.Val() - ev.start.Val() ) );
+                    ImGui::EndTooltip();
+                    if( !m_zoomAnim.active && IsMouseClicked( 2 ) )
+                    {
+                        ZoomToRange( ev.start.Val(), ev.end.Val() );
+                    }
+                }
+            }
+            else
+            {
+                const auto& sym = frame->data[ghostKey.inlineFrame];
+                const auto isInline = ghostKey.inlineFrame != frame->size-1;
+                const auto col = isInline ? DarkenColor( color ) : color;
+                auto symName = m_worker.GetString( sym.name );
+                uint32_t txtColor;
+                if( symName[0] == '[' )
+                {
+                    txtColor = 0xFF999999;
+                }
+                else if( !isInline && ( m_worker.GetCanonicalPointer( ghostKey.frame ) >> 63 != 0 ) )
+                {
+                    txtColor = 0xFF8888FF;
+                }
+                else
+                {
+                    txtColor = 0xFFFFFFFF;
+                }
+                auto tsz = ImGui::CalcTextSize( symName );
+
+                const auto accentColor = HighlightColor( col );
+                const auto darkColor = DarkenColor( col );
+                draw->AddRectFilled( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y ), col );
+                DrawLine( draw, dpos + ImVec2( px0, offset + tsz.y ), dpos + ImVec2( px0, offset ), dpos + ImVec2( px1-1, offset ), accentColor, 1.f );
+                DrawLine( draw, dpos + ImVec2( px0, offset + tsz.y ), dpos + ImVec2( px1-1, offset + tsz.y ), dpos + ImVec2( px1-1, offset ), darkColor, 1.f );
+
+                auto origSymName = symName;
+                if( tsz.x > zsz )
+                {
+                    symName = ShortenNamespace( symName );
+                    tsz = ImGui::CalcTextSize( symName );
+                }
+
+                if( tsz.x < zsz )
+                {
+                    const auto x = ( ev.start.Val() - m_vd.zvStart ) * pxns + ( ( end - ev.start.Val() ) * 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 );
+                        DrawTextContrast( draw, wpos + ImVec2( std::max( std::max( 0., px0 ), std::min( double( w - tsz.x ), x ) ), offset ), txtColor, symName );
+                        ImGui::PopClipRect();
+                    }
+                    else if( ev.start.Val() == ev.end.Val() )
+                    {
+                        DrawTextContrast( draw, wpos + ImVec2( px0 + ( px1 - px0 - tsz.x ) * 0.5, offset ), txtColor, symName );
+                    }
+                    else
+                    {
+                        DrawTextContrast( draw, wpos + ImVec2( x, offset ), txtColor, symName );
+                    }
+                }
+                else
+                {
+                    ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
+                    DrawTextContrast( draw, wpos + ImVec2( ( ev.start.Val() - m_vd.zvStart ) * pxns, offset ), txtColor, symName );
+                    ImGui::PopClipRect();
+                }
+
+                if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y + 1 ) ) )
+                {
+                    if( IsMouseClickReleased( 1 ) ) m_setRangePopup = RangeSlim { ev.start.Val(), ev.end.Val(), true };
+                    ImGui::BeginTooltip();
+                    TextDisabledUnformatted( ICON_FA_GHOST " Ghost zone" );
+                    if( sym.symAddr >> 63 != 0 )
+                    {
+                        ImGui::SameLine();
+                        TextDisabledUnformatted( ICON_FA_HAT_WIZARD " kernel" );
+                    }
+                    ImGui::Separator();
+                    ImGui::TextUnformatted( origSymName );
+                    if( isInline )
+                    {
+                        ImGui::SameLine();
+                        TextDisabledUnformatted( "[inline]" );
+                    }
+                    const auto symbol = m_worker.GetSymbolData( sym.symAddr );
+                    if( symbol ) TextFocused( "Image:", m_worker.GetString( symbol->imageName ) );
+                    TextDisabledUnformatted( "Location:" );
+                    ImGui::SameLine();
+                    const char* file = m_worker.GetString( sym.file );
+                    uint32_t line = sym.line;
+                    ImGui::TextUnformatted( LocationToString( file, line ) );
+                    ImGui::SameLine();
+                    ImGui::TextDisabled( "(0x%" PRIx64 ")", sym.symAddr );
+                    TextFocused( "Thread:", m_worker.GetThreadName( tid ) );
+                    ImGui::SameLine();
+                    ImGui::TextDisabled( "(%s)", RealToString( tid ) );
+                    if( m_worker.IsThreadFiber( tid ) )
+                    {
+                        ImGui::SameLine();
+                        TextColoredUnformatted( ImVec4( 0.2f, 0.6f, 0.2f, 1.f ), "Fiber" );
+                    }
+                    ImGui::Separator();
+                    TextFocused( "Execution time:", TimeToString( ev.end.Val() - ev.start.Val() ) );
+                    ImGui::EndTooltip();
+
+                    if( IsMouseClicked( 0 ) )
+                    {
+                        ViewDispatch( file, line, sym.symAddr );
+                    }
+                    else if( !m_zoomAnim.active && IsMouseClicked( 2 ) )
+                    {
+                        ZoomToRange( ev.start.Val(), ev.end.Val() );
+                    }
+                }
+            }
+
+            if( ev.child >= 0 )
+            {
+                const auto d = DispatchGhostLevel( m_worker.GetGhostChildren( ev.child ), hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+                if( d > maxdepth ) maxdepth = d;
+            }
+            ++it;
+        }
+    }
+
+    return maxdepth;
+}
+
+int View::SkipGhostLevel( const Vector<GhostZone>& vec, bool hover, double pxns, int64_t nspx, const ImVec2& wpos, int _offset, int depth, float yMin, float yMax, uint64_t tid )
+{
+    auto it = std::lower_bound( vec.begin(), vec.end(), std::max<int64_t>( 0, m_vd.zvStart ), [] ( const auto& l, const auto& r ) { return l.end.Val() < r; } );
+    if( it == vec.end() ) return depth;
+
+    const auto zitend = std::lower_bound( it, vec.end(), m_vd.zvEnd, [] ( const auto& l, const auto& r ) { return l.start.Val() < r; } );
+    if( it == zitend ) return depth;
+
+    depth++;
+    int maxdepth = depth;
+
+    while( it < zitend )
+    {
+        auto& ev = *it;
+        const auto end = ev.end.Val();
+        const auto zsz = std::max( ( end - ev.start.Val() ) * pxns, pxns * 0.5 );
+        if( zsz < MinVisSize )
+        {
+            const auto MinVisNs = MinVisSize * nspx;
+            auto px1ns = ev.end.Val() - m_vd.zvStart;
+            auto nextTime = end + MinVisNs;
+            for(;;)
+            {
+                const auto prevIt = it;
+                it = std::lower_bound( it, zitend, nextTime, [] ( const auto& l, const auto& r ) { return l.end.Val() < r; } );
+                if( it == prevIt ) ++it;
+                if( it == zitend ) break;
+                const auto nend = it->end.Val();
+                const auto nsnext = nend - m_vd.zvStart;
+                if( nsnext - px1ns >= MinVisNs * 2 ) break;
+                px1ns = nsnext;
+                nextTime = nend + nspx;
+            }
+        }
+        else
+        {
+            if( ev.child >= 0 )
+            {
+                const auto d = DispatchGhostLevel( m_worker.GetGhostChildren( ev.child ), hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+                if( d > maxdepth ) maxdepth = d;
+            }
+            ++it;
+        }
+    }
+
+    return maxdepth;
+}
+#endif
+
+int View::DispatchZoneLevel( const Vector<short_ptr<ZoneEvent>>& vec, bool hover, double pxns, int64_t nspx, const ImVec2& wpos, int _offset, int depth, float yMin, float yMax, uint64_t tid )
+{
+    const auto ty = ImGui::GetTextLineHeight();
+    const auto ostep = ty + 1;
+    const auto offset = _offset + ostep * depth;
+
+    const auto yPos = wpos.y + offset;
+    if( yPos + ostep >= yMin && yPos <= yMax )
+    {
+        if( vec.is_magic() )
+        {
+            return DrawZoneLevel<VectorAdapterDirect<ZoneEvent>>( *(Vector<ZoneEvent>*)( &vec ), hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+        }
+        else
+        {
+            return DrawZoneLevel<VectorAdapterPointer<ZoneEvent>>( vec, hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+        }
+    }
+    else
+    {
+        if( vec.is_magic() )
+        {
+            return SkipZoneLevel<VectorAdapterDirect<ZoneEvent>>( *(Vector<ZoneEvent>*)( &vec ), hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+        }
+        else
+        {
+            return SkipZoneLevel<VectorAdapterPointer<ZoneEvent>>( vec, hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+        }
+    }
+}
+
+template<typename Adapter, typename V>
+int View::DrawZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx, const ImVec2& wpos, int _offset, int depth, float yMin, float yMax, uint64_t tid )
+{
+    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(), std::max<int64_t>( 0, m_vd.zvStart - delay ), [] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)a(l).End() < (uint64_t)r; } );
+    if( it == vec.end() ) return depth;
+
+    const auto zitend = std::lower_bound( it, vec.end(), m_vd.zvEnd + resolution, [] ( const auto& l, const auto& r ) { Adapter a; return a(l).Start() < r; } );
+    if( it == zitend ) return depth;
+    Adapter a;
+    if( !a(*it).IsEndValid() && m_worker.GetZoneEnd( a(*it) ) < m_vd.zvStart ) return depth;
+
+    const auto w = ImGui::GetContentRegionAvail().x - 1;
+    const auto ty = ImGui::GetTextLineHeight();
+    const auto ostep = ty + 1;
+    const auto offset = _offset + ostep * depth;
+    auto draw = ImGui::GetWindowDrawList();
+    const auto dsz = delay * pxns;
+    const auto rsz = resolution * pxns;
+    const auto dpos = wpos + ImVec2( 0.5f, 0.5f );
+
+    const auto ty025 = round( ty * 0.25f );
+    const auto ty05  = round( ty * 0.5f );
+    const auto ty075 = round( ty * 0.75f );
+
+    depth++;
+    int maxdepth = depth;
+
+    while( it < zitend )
+    {
+        auto& ev = a(*it);
+        const auto end = m_worker.GetZoneEnd( ev );
+        const auto zsz = std::max( ( end - ev.Start() ) * pxns, pxns * 0.5 );
+        if( zsz < MinVisSize )
+        {
+            const auto MinVisNs = MinVisSize * nspx;
+            const auto color = GetThreadColor( tid, depth );
+            int num = 0;
+            const auto px0 = ( ev.Start() - m_vd.zvStart ) * pxns;
+            auto px1ns = end - m_vd.zvStart;
+            auto rend = end;
+            auto nextTime = end + MinVisNs;
+            for(;;)
+            {
+                const auto prevIt = it;
+                it = std::lower_bound( it, zitend, nextTime, [] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)a(l).End() < (uint64_t)r; } );
+                if( it == prevIt ) ++it;
+                num += std::distance( prevIt, it );
+                if( it == zitend ) break;
+                const auto nend = m_worker.GetZoneEnd( a(*it) );
+                const auto nsnext = nend - m_vd.zvStart;
+                if( nsnext - px1ns >= MinVisNs * 2 ) break;
+                px1ns = nsnext;
+                rend = nend;
+                nextTime = nend + nspx;
+            }
+            const auto px1 = px1ns * pxns;
+            draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color );
+            DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) );
+            if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) )
+            {
+                if( IsMouseClickReleased( 1 ) ) m_setRangePopup = RangeSlim { ev.Start(), rend, true };
+                if( num > 1 )
+                {
+                    ImGui::BeginTooltip();
+                    TextFocused( "Zones too small to display:", RealToString( num ) );
+                    ImGui::Separator();
+                    TextFocused( "Execution time:", TimeToString( rend - ev.Start() ) );
+                    ImGui::EndTooltip();
+
+                    if( IsMouseClicked( 2 ) && rend - ev.Start() > 0 )
+                    {
+                        ZoomToRange( ev.Start(), rend );
+                    }
+                }
+                else
+                {
+                    ZoneTooltip( ev );
+
+                    if( IsMouseClicked( 2 ) && rend - ev.Start() > 0 )
+                    {
+                        ZoomToZone( ev );
+                    }
+                    if( IsMouseClicked( 0 ) )
+                    {
+                        if( ImGui::GetIO().KeyCtrl )
+                        {
+                            auto& srcloc = m_worker.GetSourceLocation( ev.SrcLoc() );
+                            m_findZone.ShowZone( ev.SrcLoc(), m_worker.GetString( srcloc.name.active ? srcloc.name : srcloc.function ) );
+                        }
+                        else
+                        {
+                            ShowZoneInfo( ev );
+                        }
+                    }
+
+                    m_zoneSrcLocHighlight = ev.SrcLoc();
+                    m_zoneHover = &ev;
+                }
+            }
+            const auto tmp = RealToString( num );
+            const auto tsz = ImGui::CalcTextSize( tmp );
+            if( tsz.x < px1 - px0 )
+            {
+                const auto x = px0 + ( px1 - px0 - tsz.x ) / 2;
+                DrawTextContrast( draw, wpos + ImVec2( x, offset ), 0xFF4488DD, tmp );
+            }
+        }
+        else
+        {
+            const auto zoneColor = GetZoneColorData( ev, tid, depth );
+            const char* zoneName = m_worker.GetZoneName( ev );
+
+            if( ev.HasChildren() )
+            {
+                const auto d = DispatchZoneLevel( m_worker.GetZoneChildren( ev.Child() ), hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+                if( d > maxdepth ) maxdepth = d;
+            }
+
+            auto tsz = ImGui::CalcTextSize( zoneName );
+            if( tsz.x > zsz )
+            {
+                zoneName = ShortenNamespace( zoneName );
+                tsz = ImGui::CalcTextSize( zoneName );
+            }
+
+            const auto pr0 = ( ev.Start() - m_vd.zvStart ) * pxns;
+            const auto pr1 = ( end - m_vd.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 } );
+            draw->AddRectFilled( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y ), zoneColor.color );
+            if( zoneColor.highlight )
+            {
+                draw->AddRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y ), zoneColor.accentColor, 0.f, -1, zoneColor.thickness );
+            }
+            else
+            {
+                const auto darkColor = DarkenColor( zoneColor.color );
+                DrawLine( draw, dpos + ImVec2( px0, offset + tsz.y ), dpos + ImVec2( px0, offset ), dpos + ImVec2( px1-1, offset ), zoneColor.accentColor, zoneColor.thickness );
+                DrawLine( draw, dpos + ImVec2( px0, offset + tsz.y ), dpos + ImVec2( px1-1, offset + tsz.y ), dpos + ImVec2( px1-1, offset ), darkColor, zoneColor.thickness );
+            }
+            if( dsz > MinVisSize )
+            {
+                const auto diff = dsz - MinVisSize;
+                uint32_t color;
+                if( diff < 1 )
+                {
+                    color = ( uint32_t( diff * 0x88 ) << 24 ) | 0x2222DD;
+                }
+                else
+                {
+                    color = 0x882222DD;
+                }
+
+                draw->AddRectFilled( wpos + ImVec2( pr0, offset ), wpos + ImVec2( std::min( pr0+dsz, pr1 ), offset + tsz.y ), color );
+                draw->AddRectFilled( wpos + ImVec2( pr1, offset ), wpos + ImVec2( pr1+dsz, offset + tsz.y ), color );
+            }
+            if( rsz > MinVisSize )
+            {
+                const auto diff = rsz - MinVisSize;
+                uint32_t color;
+                if( diff < 1 )
+                {
+                    color = ( uint32_t( diff * 0xAA ) << 24 ) | 0xFFFFFF;
+                }
+                else
+                {
+                    color = 0xAAFFFFFF;
+                }
+
+                DrawLine( draw, dpos + ImVec2( pr0 + rsz, offset + ty05  ), dpos + ImVec2( pr0 - rsz, offset + ty05  ), color );
+                DrawLine( draw, dpos + ImVec2( pr0 + rsz, offset + ty025 ), dpos + ImVec2( pr0 + rsz, offset + ty075 ), color );
+                DrawLine( draw, dpos + ImVec2( pr0 - rsz, offset + ty025 ), dpos + ImVec2( pr0 - rsz, offset + ty075 ), color );
+
+                DrawLine( draw, dpos + ImVec2( pr1 + rsz, offset + ty05  ), dpos + ImVec2( pr1 - rsz, offset + ty05  ), color );
+                DrawLine( draw, dpos + ImVec2( pr1 + rsz, offset + ty025 ), dpos + ImVec2( pr1 + rsz, offset + ty075 ), color );
+                DrawLine( draw, dpos + ImVec2( pr1 - rsz, offset + ty025 ), dpos + ImVec2( pr1 - rsz, offset + ty075 ), color );
+            }
+            if( tsz.x < zsz )
+            {
+                const auto x = ( ev.Start() - m_vd.zvStart ) * pxns + ( ( end - ev.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 );
+                    DrawTextContrast( draw, wpos + ImVec2( std::max( std::max( 0., px0 ), std::min( double( w - tsz.x ), x ) ), offset ), 0xFFFFFFFF, zoneName );
+                    ImGui::PopClipRect();
+                }
+                else if( ev.Start() == ev.End() )
+                {
+                    DrawTextContrast( draw, wpos + ImVec2( px0 + ( px1 - px0 - tsz.x ) * 0.5, offset ), 0xFFFFFFFF, zoneName );
+                }
+                else
+                {
+                    DrawTextContrast( draw, wpos + ImVec2( x, offset ), 0xFFFFFFFF, zoneName );
+                }
+            }
+            else
+            {
+                ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
+                DrawTextContrast( draw, wpos + ImVec2( ( ev.Start() - m_vd.zvStart ) * pxns, offset ), 0xFFFFFFFF, zoneName );
+                ImGui::PopClipRect();
+            }
+
+            if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y + 1 ) ) )
+            {
+                ZoneTooltip( ev );
+                if( IsMouseClickReleased( 1 ) ) m_setRangePopup = RangeSlim { ev.Start(), m_worker.GetZoneEnd( ev ), true };
+
+                if( !m_zoomAnim.active && IsMouseClicked( 2 ) )
+                {
+                    ZoomToZone( ev );
+                }
+                if( IsMouseClicked( 0 ) )
+                {
+                    if( ImGui::GetIO().KeyCtrl )
+                    {
+                        auto& srcloc = m_worker.GetSourceLocation( ev.SrcLoc() );
+                        m_findZone.ShowZone( ev.SrcLoc(), m_worker.GetString( srcloc.name.active ? srcloc.name : srcloc.function ) );
+                    }
+                    else
+                    {
+                        ShowZoneInfo( ev );
+                    }
+                }
+
+                m_zoneSrcLocHighlight = ev.SrcLoc();
+                m_zoneHover = &ev;
+            }
+
+            ++it;
+        }
+    }
+    return maxdepth;
+}
+
+template<typename Adapter, typename V>
+int View::SkipZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx, const ImVec2& wpos, int _offset, int depth, float yMin, float yMax, uint64_t tid )
+{
+    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(), std::max<int64_t>( 0, m_vd.zvStart - delay ), [] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)a(l).End() < (uint64_t)r; } );
+    if( it == vec.end() ) return depth;
+
+    const auto zitend = std::lower_bound( it, vec.end(), m_vd.zvEnd + resolution, [] ( const auto& l, const auto& r ) { Adapter a; return a(l).Start() < r; } );
+    if( it == zitend ) return depth;
+
+    depth++;
+    int maxdepth = depth;
+
+    Adapter a;
+    while( it < zitend )
+    {
+        auto& ev = a(*it);
+        const auto end = m_worker.GetZoneEnd( ev );
+        const auto zsz = std::max( ( end - ev.Start() ) * pxns, pxns * 0.5 );
+        if( zsz < MinVisSize )
+        {
+            const auto MinVisNs = MinVisSize * nspx;
+            auto px1ns = end - m_vd.zvStart;
+            auto nextTime = end + MinVisNs;
+            for(;;)
+            {
+                const auto prevIt = it;
+                it = std::lower_bound( it, zitend, nextTime, [] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)a(l).End() < (uint64_t)r; } );
+                if( it == prevIt ) ++it;
+                if( it == zitend ) break;
+                const auto nend = m_worker.GetZoneEnd( a(*it) );
+                const auto nsnext = nend - m_vd.zvStart;
+                if( nsnext - px1ns >= MinVisNs * 2 ) break;
+                px1ns = nsnext;
+                nextTime = nend + nspx;
+            }
+        }
+        else
+        {
+            if( ev.HasChildren() )
+            {
+                const auto d = DispatchZoneLevel( m_worker.GetZoneChildren( ev.Child() ), hover, pxns, nspx, wpos, _offset, depth, yMin, yMax, tid );
+                if( d > maxdepth ) maxdepth = d;
+            }
+            ++it;
+        }
+    }
+    return maxdepth;
+}
+
+int View::DispatchGpuZoneLevel( const Vector<short_ptr<GpuEvent>>& vec, bool hover, double pxns, int64_t nspx, const ImVec2& wpos, int _offset, int depth, uint64_t thread, float yMin, float yMax, int64_t begin, int drift )
+{
+    const auto ty = ImGui::GetTextLineHeight();
+    const auto ostep = ty + 1;
+    const auto offset = _offset + ostep * depth;
+
+    const auto yPos = wpos.y + offset;
+    if( yPos + ostep >= yMin && yPos <= yMax )
+    {
+        if( vec.is_magic() )
+        {
+            return DrawGpuZoneLevel<VectorAdapterDirect<GpuEvent>>( *(Vector<GpuEvent>*)&vec, hover, pxns, nspx, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
+        }
+        else
+        {
+            return DrawGpuZoneLevel<VectorAdapterPointer<GpuEvent>>( vec, hover, pxns, nspx, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
+        }
+    }
+    else
+    {
+        if( vec.is_magic() )
+        {
+            return SkipGpuZoneLevel<VectorAdapterDirect<GpuEvent>>( *(Vector<GpuEvent>*)&vec, hover, pxns, nspx, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
+        }
+        else
+        {
+            return SkipGpuZoneLevel<VectorAdapterPointer<GpuEvent>>( vec, hover, pxns, nspx, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
+        }
+    }
+}
+
+template<typename Adapter, typename V>
+int View::DrawGpuZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx, 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(), std::max<int64_t>( 0, m_vd.zvStart - delay ), [begin, drift] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)AdjustGpuTime( a(l).GpuEnd(), begin, drift ) < (uint64_t)r; } );
+    if( it == vec.end() ) return depth;
+
+    const auto zitend = std::lower_bound( it, vec.end(), std::max<int64_t>( 0, m_vd.zvEnd + resolution ), [begin, drift] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)AdjustGpuTime( a(l).GpuStart(), begin, drift ) < (uint64_t)r; } );
+    if( it == zitend ) return depth;
+
+    const auto w = ImGui::GetContentRegionAvail().x - 1;
+    const auto ty = ImGui::GetTextLineHeight();
+    const auto ostep = ty + 1;
+    const auto offset = _offset + ostep * depth;
+    auto draw = ImGui::GetWindowDrawList();
+    const auto dpos = wpos + ImVec2( 0.5f, 0.5f );
+
+    depth++;
+    int maxdepth = depth;
+
+    Adapter a;
+    while( it < zitend )
+    {
+        auto& ev = a(*it);
+        auto end = m_worker.GetZoneEnd( ev );
+        if( end == std::numeric_limits<int64_t>::max() ) break;
+        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 )
+        {
+            const auto color = GetZoneColor( ev );
+            const auto MinVisNs = MinVisSize * nspx;
+            int num = 0;
+            const auto px0 = ( start - m_vd.zvStart ) * pxns;
+            auto px1ns = end - m_vd.zvStart;
+            auto rend = end;
+            auto nextTime = end + MinVisNs;
+            for(;;)
+            {
+                const auto prevIt = it;
+                it = std::lower_bound( it, zitend, std::max<int64_t>( 0, nextTime ), [begin, drift] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)AdjustGpuTime( a(l).GpuEnd(), begin, drift ) < (uint64_t)r; } );
+                if( it == prevIt ) ++it;
+                num += std::distance( prevIt, it );
+                if( it == zitend ) break;
+                const auto nend = AdjustGpuTime( m_worker.GetZoneEnd( a(*it) ), begin, drift );
+                const auto nsnext = nend - m_vd.zvStart;
+                if( nsnext < 0 || nsnext - px1ns >= MinVisNs * 2 ) break;
+                px1ns = nsnext;
+                rend = nend;
+                nextTime = nend + nspx;
+            }
+            const auto px1 = px1ns * pxns;
+            draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color );
+            DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) );
+            if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) )
+            {
+                if( num > 1 )
+                {
+                    ImGui::BeginTooltip();
+                    TextFocused( "Zones too small to display:", RealToString( num ) );
+                    ImGui::Separator();
+                    TextFocused( "Execution time:", TimeToString( rend - start ) );
+                    ImGui::EndTooltip();
+
+                    if( IsMouseClicked( 2 ) && rend - start > 0 )
+                    {
+                        ZoomToRange( start, rend );
+                    }
+                }
+                else
+                {
+                    const auto zoneThread = thread != 0 ? thread : m_worker.DecompressThread( ev.Thread() );
+                    ZoneTooltip( ev );
+
+                    if( IsMouseClicked( 2 ) && rend - start > 0 )
+                    {
+                        ZoomToZone( ev );
+                    }
+                    if( IsMouseClicked( 0 ) )
+                    {
+                        ShowZoneInfo( ev, zoneThread );
+                    }
+
+                    m_gpuThread = zoneThread;
+                    m_gpuStart = ev.CpuStart();
+                    m_gpuEnd = ev.CpuEnd();
+                }
+            }
+            const auto tmp = RealToString( num );
+            const auto tsz = ImGui::CalcTextSize( tmp );
+            if( tsz.x < px1 - px0 )
+            {
+                const auto x = px0 + ( px1 - px0 - tsz.x ) / 2;
+                DrawTextContrast( draw, wpos + ImVec2( x, offset ), 0xFF4488DD, tmp );
+            }
+        }
+        else
+        {
+            if( ev.Child() >= 0 )
+            {
+                const auto d = DispatchGpuZoneLevel( m_worker.GetGpuChildren( ev.Child() ), hover, pxns, nspx, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
+                if( d > maxdepth ) maxdepth = d;
+            }
+
+            const char* zoneName = m_worker.GetZoneName( ev );
+            auto tsz = ImGui::CalcTextSize( zoneName );
+
+            const auto pr0 = ( start - m_vd.zvStart ) * pxns;
+            const auto pr1 = ( end - m_vd.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 } );
+            const auto zoneColor = GetZoneColorData( ev );
+            draw->AddRectFilled( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y ), zoneColor.color );
+            if( zoneColor.highlight )
+            {
+                draw->AddRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y ), zoneColor.accentColor, 0.f, -1, zoneColor.thickness );
+            }
+            else
+            {
+                const auto darkColor = DarkenColor( zoneColor.color );
+                DrawLine( draw, dpos + ImVec2( px0, offset + tsz.y ), dpos + ImVec2( px0, offset ), dpos + ImVec2( px1-1, offset ), zoneColor.accentColor, zoneColor.thickness );
+                DrawLine( draw, dpos + ImVec2( px0, offset + tsz.y ), dpos + ImVec2( px1-1, offset + tsz.y ), dpos + ImVec2( px1-1, offset ), darkColor, zoneColor.thickness );
+            }
+            if( tsz.x < zsz )
+            {
+                const auto x = ( start - m_vd.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 );
+                    DrawTextContrast( draw, wpos + ImVec2( std::max( std::max( 0., px0 ), std::min( double( w - tsz.x ), x ) ), offset ), 0xFFFFFFFF, zoneName );
+                    ImGui::PopClipRect();
+                }
+                else if( ev.GpuStart() == ev.GpuEnd() )
+                {
+                    DrawTextContrast( draw, wpos + ImVec2( px0 + ( px1 - px0 - tsz.x ) * 0.5, offset ), 0xFFFFFFFF, zoneName );
+                }
+                else
+                {
+                    DrawTextContrast( draw, wpos + ImVec2( x, offset ), 0xFFFFFFFF, zoneName );
+                }
+            }
+            else
+            {
+                ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
+                DrawTextContrast( draw, wpos + ImVec2( ( start - m_vd.zvStart ) * pxns, offset ), 0xFFFFFFFF, zoneName );
+                ImGui::PopClipRect();
+            }
+
+            if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y + 1 ) ) )
+            {
+                const auto zoneThread = thread != 0 ? thread : m_worker.DecompressThread( ev.Thread() );
+                ZoneTooltip( ev );
+
+                if( !m_zoomAnim.active && IsMouseClicked( 2 ) )
+                {
+                    ZoomToZone( ev );
+                }
+                if( IsMouseClicked( 0 ) )
+                {
+                    ShowZoneInfo( ev, zoneThread );
+                }
+
+                m_gpuThread = zoneThread;
+                m_gpuStart = ev.CpuStart();
+                m_gpuEnd = ev.CpuEnd();
+            }
+
+            ++it;
+        }
+    }
+    return maxdepth;
+}
+
+template<typename Adapter, typename V>
+int View::SkipGpuZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx, 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(), std::max<int64_t>( 0, m_vd.zvStart - delay ), [begin, drift] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)AdjustGpuTime( a(l).GpuEnd(), begin, drift ) < (uint64_t)r; } );
+    if( it == vec.end() ) return depth;
+
+    const auto zitend = std::lower_bound( it, vec.end(), std::max<int64_t>( 0, m_vd.zvEnd + resolution ), [begin, drift] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)AdjustGpuTime( a(l).GpuStart(), begin, drift ) < (uint64_t)r; } );
+    if( it == zitend ) return depth;
+
+    depth++;
+    int maxdepth = depth;
+
+    Adapter a;
+    while( it < zitend )
+    {
+        auto& ev = a(*it);
+        auto end = m_worker.GetZoneEnd( ev );
+        if( end == std::numeric_limits<int64_t>::max() ) break;
+        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 )
+        {
+            const auto MinVisNs = MinVisSize * nspx;
+            auto px1ns = end - m_vd.zvStart;
+            auto nextTime = end + MinVisNs;
+            for(;;)
+            {
+                const auto prevIt = it;
+                it = std::lower_bound( it, zitend, nextTime, [begin, drift] ( const auto& l, const auto& r ) { Adapter a; return (uint64_t)AdjustGpuTime( a(l).GpuEnd(), begin, drift ) < (uint64_t)r; } );
+                if( it == prevIt ) ++it;
+                if( it == zitend ) break;
+                const auto nend = AdjustGpuTime( m_worker.GetZoneEnd( a(*it) ), begin, drift );
+                const auto nsnext = nend - m_vd.zvStart;
+                if( nsnext - px1ns >= MinVisNs * 2 ) break;
+                px1ns = nsnext;
+                nextTime = nend + nspx;
+            }
+        }
+        else
+        {
+            if( ev.Child() >= 0 )
+            {
+                const auto d = DispatchGpuZoneLevel( m_worker.GetGpuChildren( ev.Child() ), hover, pxns, nspx, wpos, _offset, depth, thread, yMin, yMax, begin, drift );
+                if( d > maxdepth ) maxdepth = d;
+            }
+            ++it;
+        }
+    }
+    return maxdepth;
+}
+
+}