Link/tracy
1
0
Fork 0
mirror of https://github.com/wolfpld/tracy.git synced 2025-03-20 07:40:02 +08:00
Code Issues Projects Wiki Activity

Use small temporary buffer instead of growing one.

Browse Source
This commit is contained in:
Bartosz Taudul 2017-10-21 14:15:33 +02:00
parent 31dec96d0c
commit bd8d423d16
2 changed files with 8 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
server/TracyView.cpp
View File

@ -72,8 +72,6 @@ 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;
@ -108,8 +106,6 @@ 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;
@ -290,8 +286,6 @@ 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;
} }
@ -2542,18 +2536,14 @@ int View::DrawPlots( int offset, double pxns, const ImVec2& wpos, bool hover )
{ {
prevx = it; prevx = it;
skip = rsz / 512; enum { MaxPoints = 512 };
skip = rsz / MaxPoints;
const auto skip1 = std::max<ptrdiff_t>( 1, skip ); const auto skip1 = std::max<ptrdiff_t>( 1, skip );
const auto sz = rsz / skip1 + 1; const auto sz = rsz / skip1 + 1;
assert( sz <= MaxPoints*2 );
float tmpvec[MaxPoints*2];
if( m_tmpVecSize < sz ) auto dst = tmpvec;
{
delete[] m_tmpVec;
m_tmpVec = new float[sz];
m_tmpVecSize = sz;
}
auto dst = m_tmpVec;
for(;;) for(;;)
{ {
*dst++ = float( (*it)->val ); *dst++ = float( (*it)->val );
@ -2566,11 +2556,11 @@ int View::DrawPlots( int offset, double pxns, const ImVec2& wpos, bool hover )
break; break;
} }
} }
std::sort( m_tmpVec, dst, [] ( const auto& l, const auto& r ) { return l < r; } ); std::sort( tmpvec, dst, [] ( const auto& l, const auto& r ) { return l < r; } );
draw->AddLine( wpos + ImVec2( x1, offset + PlotHeight - ( m_tmpVec[0] - min ) * revrange * PlotHeight ), wpos + ImVec2( x1, offset + PlotHeight - ( dst[-1] - min ) * revrange * PlotHeight ), 0xFF44DDDD ); draw->AddLine( wpos + ImVec2( x1, offset + PlotHeight - ( tmpvec[0] - min ) * revrange * PlotHeight ), wpos + ImVec2( x1, offset + PlotHeight - ( dst[-1] - min ) * revrange * PlotHeight ), 0xFF44DDDD );
auto vit = m_tmpVec; auto vit = tmpvec;
while( vit != dst ) while( vit != dst )
{ {
auto vrange = std::upper_bound( vit, dst, *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; } );

3
server/TracyView.hpp
View File

@ -273,9 +273,6 @@ private:
bool m_drawPlots; bool m_drawPlots;
bool m_terminate; bool m_terminate;
size_t m_tmpVecSize;
float* m_tmpVec;
}; };
} }