mirror of
https://github.com/wolfpld/tracy.git
synced 2024-09-20 13:52:18 +00:00
702 lines
20 KiB
C++
Executable File
702 lines
20 KiB
C++
Executable File
#ifdef _MSC_VER
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# include <winsock2.h>
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#else
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# include <sys/time.h>
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#endif
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#include <algorithm>
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#include <assert.h>
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#include <limits>
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#include <stdlib.h>
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#include "../common/TracyProtocol.hpp"
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#include "../common/TracySystem.hpp"
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#include "../common/TracyQueue.hpp"
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#include "TracyImGui.hpp"
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#include "TracyView.hpp"
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namespace tracy
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{
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static View* s_instance = nullptr;
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View::View( const char* addr )
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: m_addr( addr )
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, m_shutdown( false )
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, m_connected( false )
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, m_hasData( false )
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, m_mbps( 64 )
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, m_stream( LZ4_createStreamDecode() )
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, m_buffer( new char[TargetFrameSize*3] )
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, m_bufferOffset( 0 )
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, m_frameScale( 0 )
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, m_pause( false )
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, m_frameStart( 0 )
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, m_zvStart( 0 )
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, m_zvEnd( 0 )
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{
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assert( s_instance == nullptr );
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s_instance = this;
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ImGuiStyle& style = ImGui::GetStyle();
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style.FrameRounding = 2.f;
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m_thread = std::thread( [this] { Worker(); } );
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SetThreadName( m_thread, "Tracy View" );
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}
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View::~View()
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{
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m_shutdown.store( true, std::memory_order_relaxed );
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m_thread.join();
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delete[] m_buffer;
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LZ4_freeStreamDecode( m_stream );
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assert( s_instance != nullptr );
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s_instance = nullptr;
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}
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bool View::ShouldExit()
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{
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return s_instance->m_shutdown.load( std::memory_order_relaxed );
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}
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void View::Worker()
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{
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timeval tv;
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tv.tv_sec = 0;
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tv.tv_usec = 10000;
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for(;;)
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{
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if( m_shutdown.load( std::memory_order_relaxed ) ) return;
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if( !m_sock.Connect( m_addr.c_str(), "8086" ) ) continue;
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std::chrono::time_point<std::chrono::high_resolution_clock> t0;
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uint8_t lz4;
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uint64_t bytes = 0;
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uint64_t timeStart;
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if( !m_sock.Read( &timeStart, sizeof( timeStart ), &tv, ShouldExit ) ) goto close;
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if( !m_sock.Read( &lz4, sizeof( lz4 ), &tv, ShouldExit ) ) goto close;
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m_frames.push_back( timeStart );
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m_hasData.store( true, std::memory_order_release );
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LZ4_setStreamDecode( m_stream, nullptr, 0 );
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m_connected.store( true, std::memory_order_relaxed );
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t0 = std::chrono::high_resolution_clock::now();
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for(;;)
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{
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if( m_shutdown.load( std::memory_order_relaxed ) ) return;
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if( lz4 )
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{
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auto buf = m_buffer + m_bufferOffset;
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char lz4buf[LZ4Size];
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lz4sz_t lz4sz;
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if( !m_sock.Read( &lz4sz, sizeof( lz4sz ), &tv, ShouldExit ) ) goto close;
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if( !m_sock.Read( lz4buf, lz4sz, &tv, ShouldExit ) ) goto close;
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bytes += sizeof( lz4sz ) + lz4sz;
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auto sz = LZ4_decompress_safe_continue( m_stream, lz4buf, buf, lz4sz, TargetFrameSize );
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assert( sz >= 0 );
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const char* ptr = buf;
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const char* end = buf + sz;
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while( ptr < end )
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{
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auto ev = (QueueItem*)ptr;
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DispatchProcess( *ev, ptr );
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}
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m_bufferOffset += sz;
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if( m_bufferOffset > TargetFrameSize * 2 ) m_bufferOffset = 0;
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}
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else
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{
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QueueItem ev;
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if( !m_sock.Read( &ev.hdr, sizeof( QueueHeader ), &tv, ShouldExit ) ) goto close;
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const auto payload = QueueDataSize[ev.hdr.idx] - sizeof( QueueHeader );
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if( payload > 0 )
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{
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if( !m_sock.Read( ((char*)&ev) + sizeof( QueueHeader ), payload, &tv, ShouldExit ) ) goto close;
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}
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bytes += sizeof( QueueHeader ) + payload; // ignores string transfer
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DispatchProcess( ev );
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}
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auto t1 = std::chrono::high_resolution_clock::now();
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auto td = std::chrono::duration_cast<std::chrono::milliseconds>( t1 - t0 ).count();
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enum { MbpsUpdateTime = 200 };
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if( td > MbpsUpdateTime )
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{
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std::lock_guard<std::mutex> lock( m_mbpslock );
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m_mbps.erase( m_mbps.begin() );
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m_mbps.emplace_back( bytes / ( td * 125.f ) );
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t0 = t1;
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bytes = 0;
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}
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}
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close:
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m_sock.Close();
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m_connected.store( false, std::memory_order_relaxed );
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}
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}
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void View::DispatchProcess( const QueueItem& ev )
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{
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if( ev.hdr.type == QueueType::StringData )
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{
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timeval tv;
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tv.tv_sec = 0;
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tv.tv_usec = 10000;
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char buf[TargetFrameSize];
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uint16_t sz;
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m_sock.Read( &sz, sizeof( sz ), &tv, ShouldExit );
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m_sock.Read( buf, sz, &tv, ShouldExit );
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AddString( ev.hdr.id, std::string( buf, buf+sz ) );
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}
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else
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{
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Process( ev );
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}
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}
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void View::DispatchProcess( const QueueItem& ev, const char*& ptr )
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{
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ptr += QueueDataSize[ev.hdr.idx];
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if( ev.hdr.type == QueueType::StringData )
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{
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uint16_t sz;
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memcpy( &sz, ptr, sizeof( sz ) );
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ptr += sizeof( sz );
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AddString( ev.hdr.id, std::string( ptr, ptr+sz ) );
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ptr += sz;
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}
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else
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{
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Process( ev );
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}
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}
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void View::Process( const QueueItem& ev )
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{
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switch( ev.hdr.type )
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{
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case QueueType::ZoneBegin:
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ProcessZoneBegin( ev.hdr.id, ev.zoneBegin );
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break;
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case QueueType::ZoneEnd:
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ProcessZoneEnd( ev.hdr.id, ev.zoneEnd );
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break;
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case QueueType::FrameMark:
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ProcessFrameMark( ev.hdr.id );
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break;
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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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void View::ProcessZoneBegin( uint64_t id, const QueueZoneBegin& ev )
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{
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auto it = m_pendingEndZone.find( id );
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auto zone = m_slab.Alloc<Event>();
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CheckString( ev.filename );
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CheckString( ev.function );
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zone->start = ev.time;
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std::unique_lock<std::mutex> lock( m_lock );
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if( it == m_pendingEndZone.end() )
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{
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zone->end = -1;
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NewZone( zone );
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lock.unlock();
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m_openZones.emplace( id, zone );
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}
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else
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{
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assert( ev.time <= it->second.time );
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zone->end = it->second.time;
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NewZone( zone );
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lock.unlock();
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m_pendingEndZone.erase( it );
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}
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}
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void View::ProcessZoneEnd( uint64_t id, const QueueZoneEnd& ev )
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{
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auto it = m_openZones.find( id );
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if( it == m_openZones.end() )
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{
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m_pendingEndZone.emplace( id, ev );
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}
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else
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{
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auto zone = it->second;
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std::unique_lock<std::mutex> lock( m_lock );
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assert( ev.time >= zone->start );
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zone->end = ev.time;
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UpdateZone( zone );
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lock.unlock();
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m_openZones.erase( it );
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}
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}
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void View::ProcessFrameMark( uint64_t id )
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{
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assert( !m_frames.empty() );
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const auto lastframe = m_frames.back();
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if( lastframe < id )
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{
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std::unique_lock<std::mutex> lock( m_lock );
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m_frames.push_back( id );
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}
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else
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{
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auto it = std::lower_bound( m_frames.begin(), m_frames.end(), id );
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std::unique_lock<std::mutex> lock( m_lock );
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m_frames.insert( it, id );
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}
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}
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void View::CheckString( uint64_t ptr )
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{
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if( m_strings.find( ptr ) != m_strings.end() ) return;
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if( m_pendingStrings.find( ptr ) != m_pendingStrings.end() ) return;
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m_pendingStrings.emplace( ptr );
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m_sock.Send( &ptr, sizeof( ptr ) );
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}
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void View::AddString( uint64_t ptr, std::string&& str )
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{
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assert( m_strings.find( ptr ) == m_strings.end( ptr ) );
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auto it = m_pendingStrings.find( ptr );
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assert( it != m_pendingStrings.end() );
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m_pendingStrings.erase( it );
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std::lock_guard<std::mutex> lock( m_lock );
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m_strings.emplace( ptr, std::move( str ) );
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}
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void View::NewZone( Event* zone )
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{
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if( !m_timeline.empty() )
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{
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const auto lastend = m_timeline.back()->end;
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if( lastend != -1 && lastend < zone->start )
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{
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m_timeline.push_back( zone );
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}
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else
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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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m_timeline.push_back( zone );
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}
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}
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void View::UpdateZone( Event* zone )
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{
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assert( zone->end != -1 );
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}
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uint64_t View::GetFrameTime( size_t idx ) const
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{
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if( idx < m_frames.size() - 1 )
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{
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return m_frames[idx+1] - m_frames[idx];
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}
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else
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{
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const auto last = GetLastTime();
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return last == 0 ? 0 : last - m_frames.back();
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}
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}
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uint64_t View::GetFrameBegin( size_t idx ) const
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{
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assert( idx < m_frames.size() );
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return m_frames[idx];
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}
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uint64_t View::GetFrameEnd( size_t idx ) const
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{
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if( idx < m_frames.size() - 1 )
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{
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return m_frames[idx+1];
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}
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else
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{
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return GetLastTime();
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}
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}
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uint64_t View::GetLastTime() const
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{
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uint64_t last = 0;
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if( !m_frames.empty() ) last = m_frames.back();
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if( !m_timeline.empty() )
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{
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auto ev = m_timeline.back();
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if( ev->end > (int64_t)last ) last = ev->end;
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}
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return last;
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}
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const char* View::TimeToString( uint64_t ns ) const
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{
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enum { Pool = 4 };
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static char bufpool[Pool][64];
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static int bufsel = 0;
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char* buf = bufpool[bufsel];
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bufsel = ( bufsel + 1 ) % Pool;
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if( ns < 1000 )
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{
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sprintf( buf, "%i ns", ns );
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}
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else if( ns < 1000ull * 1000 )
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{
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sprintf( buf, "%.2f us", ns / 1000. );
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}
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else if( ns < 1000ull * 1000 * 1000 )
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{
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sprintf( buf, "%.2f ms", ns / ( 1000. * 1000. ) );
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}
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else if( ns < 1000ull * 1000 * 1000 * 60 )
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{
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sprintf( buf, "%.2f s", ns / ( 1000. * 1000. * 1000. ) );
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}
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else
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{
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const auto m = ns / ( 1000ull * 1000 * 1000 * 60 );
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const auto s = ns - m * ( 1000ull * 1000 * 1000 * 60 );
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sprintf( buf, "%i:%04.1f", m, s / ( 1000. * 1000. * 1000. ) );
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}
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return buf;
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}
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void View::Draw()
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{
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s_instance->DrawImpl();
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}
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void View::DrawImpl()
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{
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if( !m_hasData.load( std::memory_order_acquire ) )
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{
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ImGui::Begin( m_addr.c_str(), nullptr, ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_ShowBorders );
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ImGui::Text( "Waiting for connection..." );
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ImGui::End();
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return;
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}
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// Connection window
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ImGui::Begin( m_addr.c_str(), nullptr, ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_ShowBorders );
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{
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std::lock_guard<std::mutex> lock( m_mbpslock );
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const auto mbps = m_mbps.back();
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char buf[64];
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if( mbps < 0.1f )
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{
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sprintf( buf, "%6.2f Kbps", mbps * 1000.f );
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}
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else
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{
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sprintf( buf, "%6.2f Mbps", mbps );
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}
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ImGui::Dummy( ImVec2( 10, 0 ) );
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ImGui::SameLine();
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ImGui::PlotLines( buf, m_mbps.data(), m_mbps.size(), 0, nullptr, 0, std::numeric_limits<float>::max(), ImVec2( 150, 0 ) );
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}
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ImGui::Text( "Memory usage: %.2f MB", memUsage.load( std::memory_order_relaxed ) / ( 1024.f * 1024.f ) );
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const auto wpos = ImGui::GetWindowPos() + ImGui::GetWindowContentRegionMin();
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ImGui::GetWindowDrawList()->AddCircleFilled( wpos + ImVec2( 6, 9 ), 5.f, m_connected.load( std::memory_order_relaxed ) ? 0xFF2222CC : 0xFF444444, 10 );
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std::lock_guard<std::mutex> lock( m_lock );
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{
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const auto sz = m_frames.size();
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if( sz > 1 )
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{
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const auto dt = m_frames[sz-1] - m_frames[sz-2];
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const auto dtm = dt / 1000000.f;
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const auto fps = 1000.f / dtm;
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ImGui::Text( "FPS: %6.1f Frame time: %.2f ms", fps, dtm );
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}
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}
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ImGui::End();
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// Profiler window
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ImGui::Begin( "Profiler", nullptr, ImGuiWindowFlags_ShowBorders );
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if( ImGui::Button( m_pause ? "Resume" : "Pause", ImVec2( 80, 0 ) ) ) m_pause = !m_pause;
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ImGui::SameLine();
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ImGui::Text( "Frames: %-7i Time span: %-10s View span: %s", m_frames.size(), TimeToString( GetLastTime() - m_frames[0] ), TimeToString( m_zvEnd - m_zvStart ) );
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DrawFrames();
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DrawZones();
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ImGui::End();
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ImGui::ShowTestWindow();
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}
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static ImU32 GetFrameColor( uint64_t frameTime )
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{
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enum { BestTime = 1000 * 1000 * 1000 / 143 };
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enum { GoodTime = 1000 * 1000 * 1000 / 59 };
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enum { BadTime = 1000 * 1000 * 1000 / 29 };
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return frameTime > BadTime ? 0xFF2222DD :
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frameTime > GoodTime ? 0xFF22DDDD :
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frameTime > BestTime ? 0xFF22DD22 : 0xFFDD9900;
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}
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static int GetFrameWidth( int frameScale )
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{
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return frameScale == 0 ? 4 : ( frameScale == -1 ? 6 : 1 );
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}
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static int GetFrameGroup( int frameScale )
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{
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return frameScale < 2 ? 1 : ( 1 << ( frameScale - 1 ) );
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}
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void View::DrawFrames()
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{
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assert( !m_frames.empty() );
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enum { Height = 40 };
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enum { MaxFrameTime = 50 * 1000 * 1000 }; // 50ms
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ImGuiWindow* window = ImGui::GetCurrentWindow();
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if( window->SkipItems ) return;
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auto& io = ImGui::GetIO();
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const auto wpos = ImGui::GetCursorScreenPos();
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const auto wspace = ImGui::GetWindowContentRegionMax() - ImGui::GetWindowContentRegionMin();
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const auto w = wspace.x;
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auto draw = ImGui::GetWindowDrawList();
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ImGui::InvisibleButton( "##frames", ImVec2( w, Height ) );
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bool hover = ImGui::IsItemHovered();
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draw->AddRectFilled( wpos, wpos + ImVec2( w, Height ), 0x33FFFFFF );
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const auto wheel = io.MouseWheel;
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const auto prevScale = m_frameScale;
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if( hover )
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{
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if( wheel > 0 )
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{
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if( m_frameScale > -1 ) m_frameScale--;
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}
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else if( wheel < 0 )
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{
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if( m_frameScale < 10 ) m_frameScale++;
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}
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}
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const int fwidth = GetFrameWidth( m_frameScale );
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const int group = GetFrameGroup( m_frameScale );
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const int total = m_frames.size();
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const int onScreen = ( w - 2 ) / fwidth;
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if( !m_pause )
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{
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m_frameStart = ( total < onScreen * group ) ? 0 : total - onScreen * group;
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m_zvStart = m_frames[std::max( 0, (int)m_frames.size() - 4 )];
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m_zvEnd = m_frames.back();
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}
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if( hover )
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{
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if( ImGui::IsMouseDragging( 1, 0 ) )
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{
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m_pause = true;
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const auto delta = ImGui::GetMouseDragDelta( 1, 0 ).x;
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if( abs( delta ) >= fwidth )
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{
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const auto d = (int)delta / fwidth;
|
|
m_frameStart = std::max( 0, m_frameStart - d * group );
|
|
io.MouseClickedPos[1].x = io.MousePos.x + d * fwidth - delta;
|
|
}
|
|
}
|
|
|
|
const auto mx = io.MousePos.x;
|
|
if( mx > wpos.x && mx < wpos.x + w - 1 )
|
|
{
|
|
const auto mo = mx - ( wpos.x + 1 );
|
|
const auto off = mo * group / fwidth;
|
|
|
|
const int sel = m_frameStart + off;
|
|
if( sel < total )
|
|
{
|
|
ImGui::BeginTooltip();
|
|
if( group > 1 )
|
|
{
|
|
uint64_t f = GetFrameTime( sel );
|
|
auto g = std::min( group, total - sel );
|
|
for( int j=1; j<g; j++ )
|
|
{
|
|
f = std::max( f, GetFrameTime( sel + j ) );
|
|
}
|
|
|
|
ImGui::Text( "Frames: %i - %i (%i)", sel, sel + g - 1, g );
|
|
ImGui::Text( "Max frame time: %s", TimeToString( f ) );
|
|
}
|
|
else
|
|
{
|
|
ImGui::Text( "Frame: %i", sel );
|
|
ImGui::Text( "Frame time: %s", TimeToString( GetFrameTime( sel ) ) );
|
|
}
|
|
ImGui::EndTooltip();
|
|
}
|
|
|
|
if( m_pause && wheel != 0 )
|
|
{
|
|
const int pfwidth = GetFrameWidth( prevScale );
|
|
const int pgroup = GetFrameGroup( prevScale );
|
|
|
|
const auto oldoff = mo * pgroup / pfwidth;
|
|
m_frameStart = std::min( total, std::max( 0, m_frameStart - int( off - oldoff ) ) );
|
|
}
|
|
}
|
|
}
|
|
|
|
int i = 0, idx = 0;
|
|
while( i < onScreen && m_frameStart + idx < total )
|
|
{
|
|
uint64_t f = GetFrameTime( m_frameStart + idx );
|
|
int g;
|
|
if( group > 1 )
|
|
{
|
|
g = std::min( group, total - ( m_frameStart + idx ) );
|
|
for( int j=1; j<g; j++ )
|
|
{
|
|
f = std::max( f, GetFrameTime( m_frameStart + idx + j ) );
|
|
}
|
|
}
|
|
|
|
const auto h = float( std::min<uint64_t>( MaxFrameTime, f ) ) / MaxFrameTime * ( Height - 2 );
|
|
if( fwidth != 1 )
|
|
{
|
|
draw->AddRectFilled( wpos + ImVec2( 1 + i*fwidth, Height-1-h ), wpos + ImVec2( fwidth + i*fwidth, Height-1 ), GetFrameColor( f ) );
|
|
}
|
|
else
|
|
{
|
|
draw->AddLine( wpos + ImVec2( 1+i, Height-2-h ), wpos + ImVec2( 1+i, Height-2 ), GetFrameColor( f ) );
|
|
}
|
|
|
|
i++;
|
|
idx += group;
|
|
}
|
|
|
|
const auto zitbegin = std::lower_bound( m_frames.begin(), m_frames.end(), m_zvStart );
|
|
const auto zitend = std::lower_bound( m_frames.begin(), m_frames.end(), m_zvEnd );
|
|
|
|
const auto zbegin = (int)std::distance( m_frames.begin(), zitbegin );
|
|
const auto zend = (int)std::distance( m_frames.begin(), zitend );
|
|
|
|
if( zend > m_frameStart && zbegin < m_frameStart + onScreen * group )
|
|
{
|
|
auto x0 = std::max( 0, ( zbegin - m_frameStart ) * fwidth / group );
|
|
auto x1 = std::min( onScreen * fwidth, ( zend - m_frameStart ) * fwidth / group );
|
|
|
|
if( x0 == x1 ) x1 = x0 + 1;
|
|
|
|
draw->AddRectFilled( wpos + ImVec2( 1+x0, 0 ), wpos + ImVec2( 1+x1, Height ), 0x55DD22DD );
|
|
}
|
|
}
|
|
|
|
struct TimeScale
|
|
{
|
|
uint64_t div;
|
|
const char* fmt;
|
|
};
|
|
|
|
void View::DrawZones()
|
|
{
|
|
if( m_zvStart == m_zvEnd ) return;
|
|
assert( m_zvStart < m_zvEnd );
|
|
|
|
ImGuiWindow* window = ImGui::GetCurrentWindow();
|
|
if( window->SkipItems ) return;
|
|
|
|
const auto wpos = ImGui::GetCursorScreenPos();
|
|
const auto w = ImGui::GetWindowContentRegionWidth();
|
|
const auto h = ImGui::GetContentRegionAvail().y;
|
|
auto draw = ImGui::GetWindowDrawList();
|
|
|
|
enum { TimeHeight = 50 };
|
|
|
|
ImGui::InvisibleButton( "##zones", ImVec2( w, h ) );
|
|
bool hover = ImGui::IsItemHovered();
|
|
|
|
const auto timespan = m_zvEnd - m_zvStart;
|
|
const auto pxns = w / double( timespan );
|
|
|
|
const auto zitbegin = std::lower_bound( m_frames.begin(), m_frames.end(), m_zvStart );
|
|
const auto zitend = std::lower_bound( m_frames.begin(), m_frames.end(), m_zvEnd );
|
|
|
|
const auto zbegin = (int)std::distance( m_frames.begin(), zitbegin );
|
|
const auto zend = (int)std::distance( m_frames.begin(), zitend );
|
|
|
|
for( int i=zbegin; i<zend; i++ )
|
|
{
|
|
const auto ftime = GetFrameTime( i );
|
|
const auto fbegin = GetFrameBegin( i );
|
|
const auto fend = GetFrameEnd( i );
|
|
|
|
char buf[128];
|
|
sprintf( buf, "Frame %i (%s)", i, TimeToString( ftime ) );
|
|
const auto tsz = ImGui::CalcTextSize( buf );
|
|
const auto fsz = pxns * ftime;
|
|
|
|
if( fbegin >= m_zvStart )
|
|
{
|
|
draw->AddLine( wpos + ImVec2( ( fbegin - m_zvStart ) * pxns, 0 ), wpos + ImVec2( ( fbegin - m_zvStart ) * pxns, h ), 0x22FFFFFF );
|
|
}
|
|
|
|
if( fsz >= 5 )
|
|
{
|
|
if( fbegin >= m_zvStart )
|
|
{
|
|
draw->AddLine( wpos + ImVec2( ( fbegin - m_zvStart ) * pxns + 2, 1 ), wpos + ImVec2( ( fbegin - m_zvStart ) * pxns + 2, tsz.y - 1 ), 0xFFFFFFFF );
|
|
}
|
|
if( fend <= m_zvEnd )
|
|
{
|
|
draw->AddLine( wpos + ImVec2( ( fend - m_zvStart ) * pxns - 2, 1 ), wpos + ImVec2( ( fend - m_zvStart ) * pxns - 2, tsz.y - 1 ), 0xFFFFFFFF );
|
|
}
|
|
if( fsz - 5 > tsz.x )
|
|
{
|
|
const auto part = ( fsz - 5 - tsz.x ) / 2;
|
|
draw->AddLine( wpos + ImVec2( ( fbegin - m_zvStart ) * pxns + 2, tsz.y / 2 ), wpos + ImVec2( ( fbegin - m_zvStart ) * pxns + part, tsz.y / 2 ), 0xFFFFFFFF );
|
|
draw->AddText( wpos + ImVec2( ( fbegin - m_zvStart ) * pxns + 2 + part, 0 ), 0xFFFFFFFF, buf );
|
|
draw->AddLine( wpos + ImVec2( ( fbegin - m_zvStart ) * pxns + 2 + part + tsz.x, tsz.y / 2 ), wpos + ImVec2( ( fend - m_zvStart ) * pxns - 2, tsz.y / 2 ), 0xFFFFFFFF );
|
|
}
|
|
else
|
|
{
|
|
draw->AddLine( wpos + ImVec2( ( fbegin - m_zvStart ) * pxns + 2, tsz.y / 2 ), wpos + ImVec2( ( fend - m_zvStart ) * pxns - 2, tsz.y / 2 ), 0xFFFFFFFF );
|
|
}
|
|
}
|
|
}
|
|
|
|
const auto fend = GetFrameEnd( zend-1 );
|
|
if( fend == m_zvEnd )
|
|
{
|
|
draw->AddLine( wpos + ImVec2( ( fend - m_zvStart ) * pxns, 0 ), wpos + ImVec2( ( fend - m_zvStart ) * pxns, h ), 0x22FFFFFF );
|
|
}
|
|
}
|
|
|
|
}
|