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Highlight threads contending for a lock.

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This commit is contained in:
Bartosz Taudul 2017-10-06 02:19:25 +02:00
parent 21bebc1695
commit 21c1533d8b
2 changed files with 24 additions and 9 deletions
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30
server/TracyView.cpp
View File

@ -8,6 +8,7 @@
#include <assert.h>
#include <inttypes.h>
#include <limits>
#include <math.h>
#include <stdlib.h>
#include <time.h>
@ -51,6 +52,7 @@ View::View( const char* addr )
, m_zvStart( 0 )
, m_zvEnd( 0 )
, m_zoneInfoWindow( nullptr )
, m_lockHighlight( nullptr )
{
assert( s_instance == nullptr );
s_instance = this;
@ -1332,6 +1334,7 @@ void View::DrawZones()
while( false );
// zones
const LockEvent* nextLockHighlight = nullptr;
const auto ostep = ImGui::GetFontSize() + 1;
int offset = 20;
for( auto& v : m_threads )
@ -1344,9 +1347,10 @@ void View::DrawZones()
auto depth = DrawZoneLevel( v->timeline, hover, pxns, wpos, offset, 0 );
offset += ostep * ( depth + 1 );
depth = DrawLocks( v->id, hover, pxns, wpos, offset );
depth = DrawLocks( v->id, hover, pxns, wpos, offset, nextLockHighlight );
offset += ostep * ( depth + 0.2f );
}
m_lockHighlight = nextLockHighlight;
}
int View::DrawZoneLevel( const Vector<Event*>& vec, bool hover, double pxns, const ImVec2& wpos, int _offset, int depth )
@ -1519,7 +1523,7 @@ int View::DrawZoneLevel( const Vector<Event*>& vec, bool hover, double pxns, con
return maxdepth;
}
int View::DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos, int _offset )
int View::DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos, int _offset, const LockEvent*& highlight )
{
enum class State
{
@ -1644,13 +1648,10 @@ int View::DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos,
const auto px0 = ( t0 - m_zvStart ) * pxns;
const auto px1 = ( t1 - m_zvStart ) * pxns;
const auto cfilled = state == State::HasLock ? 0xFF228A22 : ( state == State::HasBlockingLock ? 0xFF228A8A : 0xFF2222BD );
const auto coutline = state == State::HasLock ? 0xFF3BA33B : ( state == State::HasBlockingLock ? 0xFF3BA3A3 : 0xFF3B3BD6 );
draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( px1, double( w + 10 ) ), offset + ty ), cfilled, 2.f );
draw->AddRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( px1, double( w + 10 ) ), offset + ty ), coutline, 2.f );
if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( px1, double( w + 10 ) ), offset + ty ) ) )
bool itemHovered = hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( px1, double( w + 10 ) ), offset + ty ) );
if( itemHovered )
{
highlight = *vbegin;
ImGui::BeginTooltip();
ImGui::Text( "Lock #%" PRIu64, v.first );
ImGui::Text( "%s", GetString( srcloc.function ) );
@ -1699,6 +1700,19 @@ int View::DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos,
}
ImGui::EndTooltip();
}
const auto cfilled = state == State::HasLock ? 0xFF228A22 : ( state == State::HasBlockingLock ? 0xFF228A8A : 0xFF2222BD );
draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( px1, double( w + 10 ) ), offset + ty ), cfilled, 2.f );
if( !itemHovered && m_lockHighlight == *vbegin )
{
const auto t = uint8_t( ( sin( std::chrono::duration_cast<std::chrono::milliseconds>( std::chrono::system_clock::now().time_since_epoch() ).count() * 0.01 ) * 0.5 + 0.5 ) * 255 );
draw->AddRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( px1, double( w + 10 ) ), offset + ty ), 0x00FFFFFF | ( t << 24 ), 2.f, -1, 2.f );
}
else
{
const auto coutline = state == State::HasLock ? 0xFF3BA33B : ( state == State::HasBlockingLock ? 0xFF3BA3A3 : 0xFF3B3BD6 );
draw->AddRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( px1, double( w + 10 ) ), offset + ty ), coutline, 2.f );
}
}
vbegin = next;

3
server/TracyView.hpp
View File

@ -103,7 +103,7 @@ private:
void DrawFrames();
void DrawZones();
int DrawZoneLevel( const Vector<Event*>& vec, bool hover, double pxns, const ImVec2& wpos, int offset, int depth );
int DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos, int offset );
int DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos, int offset, const LockEvent*& highlight );
void DrawZoneInfoWindow();
uint32_t GetZoneColor( const Event& ev );
@ -175,6 +175,7 @@ private:
const Event* m_zoneInfoWindow;
const Event* m_zoneHighlight;
const LockEvent* m_lockHighlight;
};
}