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Code Issues Releases Wiki Activity

Manually manage temporary plot buffer.

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This commit is contained in:
Bartosz Taudul 2017-10-19 19:09:02 +02:00
parent 57454d3985
commit fd22fed773
2 changed files with 24 additions and 11 deletions
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32
server/TracyView.cpp
View File

@ -77,6 +77,8 @@ View::View( const char* addr )
, m_drawLocks( true ) , m_drawLocks( true )
, m_drawPlots( true ) , m_drawPlots( true )
, m_terminate( false ) , m_terminate( false )
, m_tmpVecSize( 0 )
, m_tmpVec( nullptr )
{ {
assert( s_instance == nullptr ); assert( s_instance == nullptr );
s_instance = this; s_instance = this;
@ -111,6 +113,8 @@ View::View( FileRead& f )
, m_drawLocks( true ) , m_drawLocks( true )
, m_drawPlots( true ) , m_drawPlots( true )
, m_terminate( false ) , m_terminate( false )
, m_tmpVecSize( 0 )
, m_tmpVec( nullptr )
{ {
assert( s_instance == nullptr ); assert( s_instance == nullptr );
s_instance = this; s_instance = this;
@ -284,6 +288,8 @@ View::~View()
delete[] m_buffer; delete[] m_buffer;
LZ4_freeStreamDecode( m_stream ); LZ4_freeStreamDecode( m_stream );
delete[] m_tmpVec;
assert( s_instance != nullptr ); assert( s_instance != nullptr );
s_instance = nullptr; s_instance = nullptr;
} }
@ -2477,7 +2483,8 @@ int View::DrawPlots( int offset, double pxns, const ImVec2& wpos, bool hover )
auto range = std::upper_bound( it, end, int64_t( it->time + nspx * 2.5 ), [] ( const auto& l, const auto& r ) { return l < r.time; } ); auto range = std::upper_bound( it, end, int64_t( it->time + nspx * 2.5 ), [] ( const auto& l, const auto& r ) { return l < r.time; } );
assert( range > it ); assert( range > it );
if( std::distance( it, range ) == 1 ) const auto rsz = std::distance( it, range );
if( rsz == 1 )
{ {
DrawPlotPoint( wpos, x1, y1, offset, 0xFF44DDDD, hover, true, it->val, prevy->val, false ); DrawPlotPoint( wpos, x1, y1, offset, 0xFF44DDDD, hover, true, it->val, prevy->val, false );
prevx = it; prevx = it;
@ -2486,23 +2493,29 @@ int View::DrawPlots( int offset, double pxns, const ImVec2& wpos, bool hover )
} }
else else
{ {
assert( m_tmpVec.empty() );
prevx = it; prevx = it;
if( m_tmpVecSize < rsz )
{
delete[] m_tmpVec;
m_tmpVec = new double[rsz];
m_tmpVecSize = rsz;
}
auto dst = m_tmpVec;
while( it < range ) while( it < range )
{ {
m_tmpVec.emplace_back( it->val ); *dst++ = it->val;
++it; ++it;
} }
std::sort( m_tmpVec.begin(), m_tmpVec.end(), [] ( const auto& l, const auto& r ) { return l < r; } ); std::sort( m_tmpVec, dst, [] ( const auto& l, const auto& r ) { return l < r; } );
draw->AddLine( wpos + ImVec2( x1, offset + PlotHeight - ( m_tmpVec.front() - min ) * revrange * PlotHeight ), wpos + ImVec2( x1, offset + PlotHeight - ( m_tmpVec.back() - min ) * revrange * PlotHeight ), 0xFF44DDDD ); draw->AddLine( wpos + ImVec2( x1, offset + PlotHeight - ( m_tmpVec[0] - min ) * revrange * PlotHeight ), wpos + ImVec2( x1, offset + PlotHeight - ( dst[-1] - min ) * revrange * PlotHeight ), 0xFF44DDDD );
auto vit = m_tmpVec.begin(); auto vit = m_tmpVec;
while( vit < m_tmpVec.end() ) while( vit != dst )
{ {
auto vrange = std::upper_bound( vit, m_tmpVec.end(), *vit + 3.0 / ( revrange * PlotHeight ), [] ( const auto& l, const auto& r ) { return l < r; } ); auto vrange = std::upper_bound( vit, dst, *vit + 3.0 / ( revrange * PlotHeight ), [] ( const auto& l, const auto& r ) { return l < r; } );
assert( vrange > vit ); assert( vrange > vit );
if( std::distance( vit, vrange ) == 1 ) if( std::distance( vit, vrange ) == 1 )
{ {
@ -2516,7 +2529,6 @@ int View::DrawPlots( int offset, double pxns, const ImVec2& wpos, bool hover )
} }
prevy = it - 1; prevy = it - 1;
m_tmpVec.clear();
} }
} }

3
server/TracyView.hpp
View File

@ -251,7 +251,8 @@ private:
bool m_terminate; bool m_terminate;
std::vector<double> m_tmpVec; size_t m_tmpVecSize;
double* m_tmpVec;
}; };
} }