mirror of
https://github.com/wolfpld/tracy.git
synced 2024-09-20 05:42:18 +00:00
1b824797a9
Just display known running regions, keeping the unended ones infinitely collapsed. This makes the CPU core usage graph possibly display wrong data at the end of capture. Note that this behavior was also present in previous releases.
588 lines
23 KiB
C++
588 lines
23 KiB
C++
#include <algorithm>
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#include "TracyImGui.hpp"
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#include "TracyMouse.hpp"
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#include "TracyPrint.hpp"
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#include "TracyTimelineContext.hpp"
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#include "TracyTimelineDraw.hpp"
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#include "TracyView.hpp"
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namespace tracy
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{
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const char* View::DecodeContextSwitchReasonCode( uint8_t reason )
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{
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switch( reason )
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{
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case 0: return "Executive";
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case 1: return "FreePage";
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case 2: return "PageIn";
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case 3: return "PoolAllocation";
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case 4: return "DelayExecution";
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case 5: return "Suspended";
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case 6: return "UserRequest";
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case 7: return "WrExecutive";
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case 8: return "WrFreePage";
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case 9: return "WrPageIn";
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case 10: return "WrPoolAllocation";
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case 11: return "WrDelayExecution";
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case 12: return "WrSuspended";
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case 13: return "WrUserRequest";
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case 14: return "WrEventPair";
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case 15: return "WrQueue";
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case 16: return "WrLpcReceive";
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case 17: return "WrLpcReply";
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case 18: return "WrVirtualMemory";
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case 19: return "WrPageOut";
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case 20: return "WrRendezvous";
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case 21: return "WrKeyedEvent";
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case 22: return "WrTerminated";
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case 23: return "WrProcessInSwap";
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case 24: return "WrCpuRateControl";
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case 25: return "WrCalloutStack";
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case 26: return "WrKernel";
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case 27: return "WrResource";
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case 28: return "WrPushLock";
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case 29: return "WrMutex";
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case 30: return "WrQuantumEnd";
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case 31: return "WrDispatchInt";
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case 32: return "WrPreempted";
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case 33: return "WrYieldExecution";
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case 34: return "WrFastMutex";
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case 35: return "WrGuardedMutex";
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case 36: return "WrRundown";
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case 37: return "WrAlertByThreadId";
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case 38: return "WrDeferredPreempt";
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case 39: return "WrPhysicalFault";
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case 40: return "MaximumWaitReason";
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default: return "unknown";
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}
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}
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const char* View::DecodeContextSwitchReason( uint8_t reason )
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{
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switch( reason )
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{
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case 0: return "(Thread is waiting for the scheduler)";
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case 1: return "(Thread is waiting for a free virtual memory page)";
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case 2: return "(Thread is waiting for a virtual memory page to arrive in memory)";
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case 4: return "(Thread execution is delayed)";
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case 5: return "(Thread execution is suspended)";
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case 6: return "(Thread is waiting on object - WaitForSingleObject, etc.)";
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case 7: return "(Thread is waiting for the scheduler)";
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case 8: return "(Thread is waiting for a free virtual memory page)";
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case 9: return "(Thread is waiting for a virtual memory page to arrive in memory)";
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case 11: return "(Thread execution is delayed)";
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case 12: return "(Thread execution is suspended)";
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case 13: return "(Thread is waiting for window messages)";
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case 15: return "(Thread is waiting on KQUEUE)";
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case 24: return "(CPU rate limiting)";
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case 34: return "(Waiting for a Fast Mutex)";
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default: return "";
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}
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}
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const char* View::DecodeContextSwitchStateCode( uint8_t state )
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{
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switch( state )
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{
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case 0: return "Initialized";
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case 1: return "Ready";
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case 2: return "Running";
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case 3: return "Standby";
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case 4: return "Terminated";
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case 5: return "Waiting";
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case 6: return "Transition";
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case 7: return "DeferredReady";
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case 101: return "D (disk sleep)";
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case 102: return "I (idle)";
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case 103: return "R (running)";
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case 104: return "S (sleeping)";
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case 105: return "T (stopped)";
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case 106: return "t (tracing stop)";
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case 107: return "W";
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case 108: return "X (dead)";
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case 109: return "Z (zombie)";
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case 110: return "P (parked)";
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default: return "unknown";
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}
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}
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const char* View::DecodeContextSwitchState( uint8_t state )
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{
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switch( state )
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{
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case 0: return "(Thread has been initialized, but has not yet started)";
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case 1: return "(Thread is waiting to use a processor because no processor is free. The thread is prepared to run on the next available processor)";
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case 2: return "(Thread is currently using a processor)";
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case 3: return "(Thread is about to use a processor)";
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case 4: return "(Thread has finished executing and has exited)";
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case 5: return "(Thread is not ready to use the processor because it is waiting for a peripheral operation to complete or a resource to become free)";
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case 6: return "(Thread is waiting for a resource, other than the processor, before it can execute)";
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case 7: return "(Thread has been selected to run on a specific processor but have not yet beed scheduled)";
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case 101: return "(Uninterruptible sleep, usually IO)";
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case 102: return "(Idle kernel thread)";
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case 103: return "(Running or on run queue)";
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case 104: return "(Interruptible sleep, waiting for an event to complete)";
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case 105: return "(Stopped by job control signal)";
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case 106: return "(Stopped by debugger during the tracing)";
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case 107: return "(Paging)";
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case 108: return "(Dead task is scheduling one last time)";
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case 109: return "(Zombie process)";
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case 110: return "(Parked)";
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default: return "";
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}
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}
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void View::DrawContextSwitchList( const TimelineContext& ctx, const std::vector<ContextSwitchDraw>& drawList, const Vector<ContextSwitchData>& ctxSwitch, int offset, int endOffset, bool isFiber )
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{
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constexpr float MinCtxSize = 4;
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const auto vStart = ctx.vStart;
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const auto& wpos = ctx.wpos;
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const auto pxns = ctx.pxns;
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const auto hover = ctx.hover;
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const auto w = ctx.w;
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const auto ty = ctx.ty;
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const auto lineSize = 2 * GetScale();
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auto draw = ImGui::GetWindowDrawList();
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const auto dpos = wpos + ImVec2( 0.5f, 0.5f );
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const auto ty05 = round( ty * 0.5f );
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double minpx = -10;
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for( auto& v : drawList )
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{
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const auto it = ctxSwitch.begin() + v.idx;
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const auto& ev = *it;
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switch( v.type )
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{
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case ContextSwitchDrawType::Waiting:
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{
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const auto& prev = *(it-1);
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const bool migration = prev.Cpu() != ev.Cpu();
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const auto px0 = std::max( { ( prev.End() - vStart ) * pxns, -10.0, double( minpx ) } );
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const auto pxw = ( ev.WakeupVal() - vStart ) * pxns;
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const auto px1 = std::min( ( ev.Start() - vStart ) * pxns, w + 10.0 );
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const auto color = migration ? 0xFFEE7711 : 0xFF2222AA;
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if( m_vd.darkenContextSwitches )
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{
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draw->AddRectFilled( dpos + ImVec2( px0, offset + ty05 ), dpos + ImVec2( px1, endOffset ), 0x661C2321 );
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}
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DrawLine( draw, dpos + ImVec2( px0, offset + ty05 - 0.5f ), dpos + ImVec2( std::min( pxw, w+10.0 ), offset + ty05 - 0.5f ), color, lineSize );
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if( ev.WakeupVal() != ev.Start() )
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{
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DrawLine( draw, dpos + ImVec2( std::max( pxw, 10.0 ), offset + ty05 - 0.5f ), dpos + ImVec2( px1, offset + ty05 - 0.5f ), 0xFF2280A0, lineSize );
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}
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if( hover )
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{
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bool tooltip = false;
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if( ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( pxw, offset + ty ) ) )
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{
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ImGui::BeginTooltip();
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if( isFiber )
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{
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TextFocused( "Fiber is", "yielding" );
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TextFocused( "Yield time:", TimeToString( ev.Start() - prev.End() ) );
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}
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else
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{
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TextFocused( "Thread is", migration ? "migrating CPUs" : "waiting" );
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TextFocused( "Waiting time:", TimeToString( ev.WakeupVal() - prev.End() ) );
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if( migration )
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{
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TextFocused( "CPU:", RealToString( prev.Cpu() ) );
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ImGui::SameLine();
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TextFocused( ICON_FA_RIGHT_LONG, RealToString( ev.Cpu() ) );
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}
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else
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{
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TextFocused( "CPU:", RealToString( ev.Cpu() ) );
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}
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if( prev.Reason() != 100 )
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{
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TextFocused( "Wait reason:", DecodeContextSwitchReasonCode( prev.Reason() ) );
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ImGui::SameLine();
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ImGui::PushFont( m_smallFont );
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ImGui::AlignTextToFramePadding();
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TextDisabledUnformatted( DecodeContextSwitchReason( prev.Reason() ) );
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ImGui::PopFont();
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}
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TextFocused( "Wait state:", DecodeContextSwitchStateCode( prev.State() ) );
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ImGui::SameLine();
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ImGui::PushFont( m_smallFont );
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ImGui::AlignTextToFramePadding();
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TextDisabledUnformatted( DecodeContextSwitchState( prev.State() ) );
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ImGui::PopFont();
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}
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tooltip = true;
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if( IsMouseClicked( 2 ) )
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{
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ZoomToRange( prev.End(), ev.WakeupVal() );
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}
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}
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else if( ev.WakeupVal() != ev.Start() && ImGui::IsMouseHoveringRect( wpos + ImVec2( pxw, offset ), wpos + ImVec2( px1, offset + ty ) ) )
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{
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assert( !isFiber );
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ImGui::BeginTooltip();
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TextFocused( "Thread is", "waking up" );
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TextFocused( "Scheduling delay:", TimeToString( ev.Start() - ev.WakeupVal() ) );
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TextFocused( "CPU:", RealToString( ev.Cpu() ) );
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if( IsMouseClicked( 2 ) )
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{
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ZoomToRange( prev.End(), ev.WakeupVal() );
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}
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tooltip = true;
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}
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if( tooltip )
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{
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const auto waitStack = v.data;
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if( waitStack )
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{
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ImGui::Separator();
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TextDisabledUnformatted( ICON_FA_HOURGLASS_HALF " Wait stack:" );
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CallstackTooltipContents( waitStack );
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if( ImGui::IsMouseClicked( 0 ) )
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{
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m_callstackInfoWindow = waitStack;
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}
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}
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ImGui::EndTooltip();
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}
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}
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break;
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}
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case ContextSwitchDrawType::Folded:
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{
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const auto num = v.data;
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const auto px0 = std::max( ( ev.Start() - vStart ) * pxns, -10.0 );
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const auto eit = it + num - 1;
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const auto end = eit->IsEndValid() ? eit->End() : eit->Start();
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const auto px1ns = end - vStart;
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minpx = std::min( std::max( px1ns * pxns, px0+MinCtxSize ), double( w + 10 ) );
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if( num == 1 )
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{
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DrawLine( draw, dpos + ImVec2( px0, offset + ty05 - 0.5f ), dpos + ImVec2( minpx, offset + ty05 - 0.5f ), 0xFF22DD22, lineSize );
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if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( minpx, offset + ty + 1 ) ) )
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{
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ImGui::BeginTooltip();
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if( isFiber )
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{
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const auto tid = m_worker.DecompressThread( ev.Thread() );
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TextFocused( "Fiber is", "running" );
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TextFocused( "Activity time:", TimeToString( end - ev.Start() ) );
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TextFocused( "Thread:", m_worker.GetThreadName( tid ) );
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ImGui::SameLine();
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ImGui::TextDisabled( "(%s)", RealToString( tid ) );
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}
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else
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{
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TextFocused( "Thread is", "running" );
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TextFocused( "Activity time:", TimeToString( end - ev.Start() ) );
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TextFocused( "CPU:", RealToString( ev.Cpu() ) );
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}
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ImGui::EndTooltip();
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if( IsMouseClicked( 2 ) )
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{
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ZoomToRange( ev.Start(), end );
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}
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}
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}
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else
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{
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DrawZigZag( draw, wpos + ImVec2( 0, offset + ty05 ), px0, minpx, ty/4, 0xFF888888, 1.5 );
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if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( minpx, offset + ty + 1 ) ) )
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{
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ImGui::BeginTooltip();
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TextFocused( isFiber ? "Fiber is" : "Thread is", "changing activity multiple times" );
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TextFocused( "Number of running regions:", RealToString( num ) );
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TextFocused( "Time:", TimeToString( end - ev.Start() ) );
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ImGui::EndTooltip();
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if( IsMouseClicked( 2 ) )
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{
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ZoomToRange( ev.Start(), end );
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}
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}
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}
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break;
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}
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case ContextSwitchDrawType::Running:
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{
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const auto end = ev.IsEndValid() ? ev.End() : ev.Start();
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const auto px0 = std::max( { ( ev.Start() - vStart ) * pxns, -10.0, double( minpx ) } );
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const auto px1 = std::min( ( end - vStart ) * pxns, w + 10.0 );
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DrawLine( draw, dpos + ImVec2( px0, offset + ty05 - 0.5f ), dpos + ImVec2( px1, offset + ty05 - 0.5f ), 0xFF22DD22, lineSize );
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if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + ty + 1 ) ) )
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{
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ImGui::BeginTooltip();
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if( isFiber )
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{
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const auto tid = m_worker.DecompressThread( ev.Thread() );
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TextFocused( "Fiber is", "running" );
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TextFocused( "Activity time:", TimeToString( end - ev.Start() ) );
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TextFocused( "Thread:", m_worker.GetThreadName( tid ) );
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ImGui::SameLine();
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ImGui::TextDisabled( "(%s)", RealToString( tid ) );
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}
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else
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{
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TextFocused( "Thread is", "running" );
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TextFocused( "Activity time:", TimeToString( end - ev.Start() ) );
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TextFocused( "CPU:", RealToString( ev.Cpu() ) );
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}
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ImGui::EndTooltip();
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if( IsMouseClicked( 2 ) )
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{
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ZoomToRange( ev.Start(), end );
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}
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}
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break;
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}
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default:
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assert( false );
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break;
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};
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}
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}
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void View::DrawWaitStacks()
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{
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const auto scale = GetScale();
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ImGui::SetNextWindowSize( ImVec2( 1400 * scale, 500 * scale ), ImGuiCond_FirstUseEver );
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ImGui::Begin( "Wait stacks", &m_showWaitStacks );
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if( ImGui::GetCurrentWindowRead()->SkipItems ) { ImGui::End(); return; }
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#ifdef TRACY_NO_STATISTICS
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ImGui::TextWrapped( "Rebuild without the TRACY_NO_STATISTICS macro to enable wait stacks." );
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#else
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uint64_t totalCount = 0;
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unordered_flat_map<uint32_t, uint64_t> stacks;
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for( auto& t : m_threadOrder )
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{
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if( WaitStackThread( t->id ) )
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{
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auto it = t->ctxSwitchSamples.begin();
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auto end = t->ctxSwitchSamples.end();
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if( m_waitStackRange.active )
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{
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it = std::lower_bound( it, end, m_waitStackRange.min, [] ( const auto& lhs, const auto& rhs ) { return lhs.time.Val() < rhs; } );
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end = std::lower_bound( it, end, m_waitStackRange.max, [] ( const auto& lhs, const auto& rhs ) { return lhs.time.Val() < rhs; } );
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}
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totalCount += std::distance( it, end );
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while( it != end )
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{
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auto cs = it->callstack.Val();
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auto cit = stacks.find( cs );
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if( cit == stacks.end() )
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{
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stacks.emplace( cs, 1 );
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}
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else
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{
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cit->second++;
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}
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++it;
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}
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}
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}
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ImGui::PushStyleVar( ImGuiStyleVar_FramePadding, ImVec2( 2, 2 ) );
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if( ImGui::RadioButton( ICON_FA_TABLE " List", m_waitStackMode == 0 ) ) m_waitStackMode = 0;
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ImGui::SameLine();
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ImGui::Spacing();
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ImGui::SameLine();
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if( ImGui::RadioButton( ICON_FA_TREE " Bottom-up tree", m_waitStackMode == 1 ) ) m_waitStackMode = 1;
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ImGui::SameLine();
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ImGui::Spacing();
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ImGui::SameLine();
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if( ImGui::RadioButton( ICON_FA_TREE " Top-down tree", m_waitStackMode == 2 ) ) m_waitStackMode = 2;
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ImGui::SameLine();
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ImGui::Spacing();
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ImGui::SameLine();
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ImGui::SeparatorEx( ImGuiSeparatorFlags_Vertical );
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ImGui::SameLine();
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ImGui::Spacing();
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ImGui::SameLine();
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TextFocused( "Total wait stacks:", RealToString( m_worker.GetContextSwitchSampleCount() ) );
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ImGui::SameLine();
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ImGui::Spacing();
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ImGui::SameLine();
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TextFocused( "Selected:", RealToString( totalCount ) );
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ImGui::SameLine();
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ImGui::Spacing();
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ImGui::SameLine();
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ImGui::SeparatorEx( ImGuiSeparatorFlags_Vertical );
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ImGui::SameLine();
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ImGui::Spacing();
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ImGui::SameLine();
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if( ImGui::Checkbox( "Limit range", &m_waitStackRange.active ) )
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{
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if( m_waitStackRange.active && m_waitStackRange.min == 0 && m_waitStackRange.max == 0 )
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{
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m_waitStackRange.min = m_vd.zvStart;
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m_waitStackRange.max = m_vd.zvEnd;
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}
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}
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if( m_waitStackRange.active )
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{
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ImGui::SameLine();
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TextColoredUnformatted( 0xFF00FFFF, ICON_FA_TRIANGLE_EXCLAMATION );
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ImGui::SameLine();
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ToggleButton( ICON_FA_RULER " Limits", m_showRanges );
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}
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ImGui::PopStyleVar();
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bool threadsChanged = false;
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auto expand = ImGui::TreeNode( ICON_FA_SHUFFLE " Visible threads:" );
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ImGui::SameLine();
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ImGui::TextDisabled( "(%zu)", m_threadOrder.size() );
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if( expand )
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{
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auto& crash = m_worker.GetCrashEvent();
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ImGui::SameLine();
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if( ImGui::SmallButton( "Select all" ) )
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{
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for( const auto& t : m_threadOrder )
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{
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WaitStackThread( t->id ) = true;
|
|
}
|
|
threadsChanged = true;
|
|
}
|
|
ImGui::SameLine();
|
|
if( ImGui::SmallButton( "Unselect all" ) )
|
|
{
|
|
for( const auto& t : m_threadOrder )
|
|
{
|
|
WaitStackThread( t->id ) = false;
|
|
}
|
|
threadsChanged = true;
|
|
}
|
|
|
|
int idx = 0;
|
|
for( const auto& t : m_threadOrder )
|
|
{
|
|
if( t->ctxSwitchSamples.empty() ) continue;
|
|
ImGui::PushID( idx++ );
|
|
const auto threadColor = GetThreadColor( t->id, 0 );
|
|
SmallColorBox( threadColor );
|
|
ImGui::SameLine();
|
|
if( SmallCheckbox( m_worker.GetThreadName( t->id ), &WaitStackThread( t->id ) ) )
|
|
{
|
|
threadsChanged = true;
|
|
}
|
|
ImGui::PopID();
|
|
ImGui::SameLine();
|
|
ImGui::TextDisabled( "(%s)", RealToString( t->ctxSwitchSamples.size() ) );
|
|
if( crash.thread == t->id )
|
|
{
|
|
ImGui::SameLine();
|
|
TextColoredUnformatted( ImVec4( 1.f, 0.2f, 0.2f, 1.f ), ICON_FA_SKULL " Crashed" );
|
|
}
|
|
if( t->isFiber )
|
|
{
|
|
ImGui::SameLine();
|
|
TextColoredUnformatted( ImVec4( 0.2f, 0.6f, 0.2f, 1.f ), "Fiber" );
|
|
}
|
|
}
|
|
ImGui::TreePop();
|
|
}
|
|
if( threadsChanged ) m_waitStack = 0;
|
|
|
|
ImGui::Separator();
|
|
ImGui::BeginChild( "##waitstacks" );
|
|
if( stacks.empty() )
|
|
{
|
|
ImGui::TextUnformatted( "No wait stacks to display." );
|
|
}
|
|
else
|
|
{
|
|
switch( m_waitStackMode )
|
|
{
|
|
case 0:
|
|
{
|
|
TextDisabledUnformatted( "Wait stack:" );
|
|
ImGui::SameLine();
|
|
if( ImGui::SmallButton( " " ICON_FA_CARET_LEFT " " ) )
|
|
{
|
|
m_waitStack = std::max( m_waitStack - 1, 0 );
|
|
}
|
|
ImGui::SameLine();
|
|
ImGui::Text( "%s / %s", RealToString( m_waitStack + 1 ), RealToString( stacks.size() ) );
|
|
if( ImGui::IsItemClicked() ) ImGui::OpenPopup( "WaitStacksPopup" );
|
|
ImGui::SameLine();
|
|
if( ImGui::SmallButton( " " ICON_FA_CARET_RIGHT " " ) )
|
|
{
|
|
m_waitStack = std::min<int>( m_waitStack + 1, stacks.size() - 1 );
|
|
}
|
|
if( ImGui::BeginPopup( "WaitStacksPopup" ) )
|
|
{
|
|
int sel = m_waitStack + 1;
|
|
ImGui::SetNextItemWidth( 120 * scale );
|
|
const bool clicked = ImGui::InputInt( "##waitStack", &sel, 1, 100, ImGuiInputTextFlags_EnterReturnsTrue );
|
|
if( clicked ) m_waitStack = std::min( std::max( sel, 1 ), int( stacks.size() ) ) - 1;
|
|
ImGui::EndPopup();
|
|
}
|
|
ImGui::SameLine();
|
|
ImGui::Spacing();
|
|
ImGui::SameLine();
|
|
Vector<decltype(stacks.begin())> data;
|
|
data.reserve( stacks.size() );
|
|
for( auto it = stacks.begin(); it != stacks.end(); ++it ) data.push_back( it );
|
|
pdqsort_branchless( data.begin(), data.end(), []( const auto& l, const auto& r ) { return l->second > r->second; } );
|
|
TextFocused( "Counts:", RealToString( data[m_waitStack]->second ) );
|
|
ImGui::SameLine();
|
|
char buf[64];
|
|
PrintStringPercent( buf, 100. * data[m_waitStack]->second / totalCount );
|
|
TextDisabledUnformatted( buf );
|
|
ImGui::Separator();
|
|
DrawCallstackTable( data[m_waitStack]->first, false );
|
|
break;
|
|
}
|
|
case 1:
|
|
{
|
|
SmallCheckbox( "Group by function name", &m_groupWaitStackBottomUp );
|
|
auto tree = GetCallstackFrameTreeBottomUp( stacks, m_groupCallstackTreeByNameBottomUp );
|
|
if( !tree.empty() )
|
|
{
|
|
int idx = 0;
|
|
DrawFrameTreeLevel( tree, idx );
|
|
}
|
|
else
|
|
{
|
|
TextDisabledUnformatted( "No call stacks to show" );
|
|
}
|
|
break;
|
|
}
|
|
case 2:
|
|
{
|
|
SmallCheckbox( "Group by function name", &m_groupWaitStackTopDown );
|
|
auto tree = GetCallstackFrameTreeTopDown( stacks, m_groupCallstackTreeByNameTopDown );
|
|
if( !tree.empty() )
|
|
{
|
|
int idx = 0;
|
|
DrawFrameTreeLevel( tree, idx );
|
|
}
|
|
else
|
|
{
|
|
TextDisabledUnformatted( "No call stacks to show" );
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
assert( false );
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
ImGui::EndChild();
|
|
ImGui::End();
|
|
}
|
|
|
|
}
|