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Remove floating point computation within hot loops.

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Bartosz Taudul 2021-05-02 16:16:26 +02:00
parent 2e1d0deb3f
commit 8d21202aaa
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GPG Key ID: B7FE2008B7575DF3
1 changed files with 61 additions and 46 deletions
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107
server/TracyView.cpp
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@ -3829,11 +3829,12 @@ void View::DrawContextSwitches( const ContextSwitch* ctx, bool hover, double pxn
const auto zsz = std::max( ( end - ev.Start() ) * pxns, pxns * 0.5 ); const auto zsz = std::max( ( end - ev.Start() ) * pxns, pxns * 0.5 );
if( zsz < MinCtxSize ) if( zsz < MinCtxSize )
{ {
const auto MinCtxNs = MinCtxSize * nspx;
int num = 0; int num = 0;
const auto px0 = std::max( ( ev.Start() - m_vd.zvStart ) * pxns, -10.0 ); const auto px0 = std::max( ( ev.Start() - m_vd.zvStart ) * pxns, -10.0 );
auto px1 = ( end - m_vd.zvStart ) * pxns; auto px1ns = end - m_vd.zvStart;
auto rend = end; auto rend = end;
auto nextTime = end + MinCtxSize * nspx; auto nextTime = end + MinCtxNs;
for(;;) for(;;)
{ {
const auto prevIt = it; const auto prevIt = it;
@ -3842,13 +3843,13 @@ void View::DrawContextSwitches( const ContextSwitch* ctx, bool hover, double pxn
num += std::distance( prevIt, it ); num += std::distance( prevIt, it );
if( it == citend ) break; if( it == citend ) break;
const auto nend = it->IsEndValid() ? it->End() : m_worker.GetLastTime(); const auto nend = it->IsEndValid() ? it->End() : m_worker.GetLastTime();
const auto pxnext = ( nend - m_vd.zvStart ) * pxns; const auto nsnext = nend - m_vd.zvStart;
if( pxnext - px1 >= MinCtxSize * 2 ) break; if( nsnext - px1ns >= MinCtxNs * 2 ) break;
px1 = pxnext; px1ns = nsnext;
rend = nend; rend = nend;
nextTime = nend + nspx; nextTime = nend + nspx;
} }
minpx = std::min( std::max( px1, px0+MinCtxSize ), double( w + 10 ) ); minpx = std::min( std::max( px1ns * pxns, px0+MinCtxSize ), double( w + 10 ) );
if( num == 1 ) if( num == 1 )
{ {
DrawLine( draw, dpos + ImVec2( px0, offset + ty05 - 0.5f ), dpos + ImVec2( minpx, offset + ty05 - 0.5f ), 0xFF22DD22, 2 ); DrawLine( draw, dpos + ImVec2( px0, offset + ty05 - 0.5f ), dpos + ImVec2( minpx, offset + ty05 - 0.5f ), 0xFF22DD22, 2 );
@ -3935,23 +3936,26 @@ void View::DrawSamples( const Vector<SampleData>& vec, bool hover, double pxns,
int num; int num;
if( next != itend ) if( next != itend )
{ {
px1 = ( next->time.Val() - m_vd.zvStart ) * pxns; auto px1ns = next->time.Val() - m_vd.zvStart;
px1 = px1ns * pxns;
if( px1 - px0 < MinVis ) if( px1 - px0 < MinVis )
{ {
const auto MinVisNs = MinVis * nspx;
visible = false; visible = false;
auto nextTime = px0 + MinVis * nspx; auto nextTime = px0 + MinVisNs;
for(;;) for(;;)
{ {
const auto prev = next; const auto prev = next;
next = std::lower_bound( next, itend, nextTime, [] ( const auto& l, const auto& r ) { return l.time.Val() < r; } ); next = std::lower_bound( next, itend, nextTime, [] ( const auto& l, const auto& r ) { return l.time.Val() < r; } );
if( prev == next ) ++next; if( prev == next ) ++next;
if( next == itend ) break; if( next == itend ) break;
const auto pxnext = ( next->time.Val() - m_vd.zvStart ) * pxns; const auto nsnext = next->time.Val() - m_vd.zvStart;
if( pxnext - px1 >= MinVis ) break; if( nsnext - px1ns >= MinVisNs ) break;
px1 = pxnext; px1ns = nsnext;
nextTime = next->time.Val() + nspx; nextTime = next->time.Val() + nspx;
} }
num = next - it; num = next - it;
px1 = px1ns * pxns;
} }
} }
if( visible ) if( visible )
@ -4031,11 +4035,12 @@ int View::DrawGhostLevel( const Vector<GhostZone>& vec, bool hover, double pxns,
const auto zsz = std::max( ( end - ev.start.Val() ) * pxns, pxns * 0.5 ); const auto zsz = std::max( ( end - ev.start.Val() ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize ) if( zsz < MinVisSize )
{ {
const auto MinVisNs = MinVisSize * nspx;
const auto color = MixGhostColor( GetThreadColor( tid, depth ), 0x665555 ); const auto color = MixGhostColor( GetThreadColor( tid, depth ), 0x665555 );
const auto px0 = ( ev.start.Val() - m_vd.zvStart ) * pxns; const auto px0 = ( ev.start.Val() - m_vd.zvStart ) * pxns;
auto px1 = ( ev.end.Val() - m_vd.zvStart ) * pxns; auto px1ns = ev.end.Val() - m_vd.zvStart;
auto rend = end; auto rend = end;
auto nextTime = end + MinVisSize * nspx; auto nextTime = end + MinVisNs;
for(;;) for(;;)
{ {
const auto prevIt = it; const auto prevIt = it;
@ -4043,12 +4048,13 @@ int View::DrawGhostLevel( const Vector<GhostZone>& vec, bool hover, double pxns,
if( it == prevIt ) ++it; if( it == prevIt ) ++it;
if( it == zitend ) break; if( it == zitend ) break;
const auto nend = it->end.Val(); const auto nend = it->end.Val();
const auto pxnext = ( nend - m_vd.zvStart ) * pxns; const auto nsnext = nend - m_vd.zvStart;
if( pxnext - px1 >= MinVisSize * 2 ) break; if( nsnext - px1ns >= MinVisNs * 2 ) break;
px1 = pxnext; px1ns = nsnext;
rend = nend; rend = nend;
nextTime = nend + nspx; nextTime = nend + nspx;
} }
const auto px1 = px1ns * pxns;
draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color ); draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color );
DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) ); DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) );
if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) ) if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) )
@ -4261,8 +4267,9 @@ int View::SkipGhostLevel( const Vector<GhostZone>& vec, bool hover, double pxns,
const auto zsz = std::max( ( end - ev.start.Val() ) * pxns, pxns * 0.5 ); const auto zsz = std::max( ( end - ev.start.Val() ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize ) if( zsz < MinVisSize )
{ {
auto px1 = ( ev.end.Val() - m_vd.zvStart ) * pxns; const auto MinVisNs = MinVisSize * nspx;
auto nextTime = end + MinVisSize * nspx; auto px1ns = ev.end.Val() - m_vd.zvStart;
auto nextTime = end + MinVisNs;
for(;;) for(;;)
{ {
const auto prevIt = it; const auto prevIt = it;
@ -4270,9 +4277,9 @@ int View::SkipGhostLevel( const Vector<GhostZone>& vec, bool hover, double pxns,
if( it == prevIt ) ++it; if( it == prevIt ) ++it;
if( it == zitend ) break; if( it == zitend ) break;
const auto nend = it->end.Val(); const auto nend = it->end.Val();
const auto pxnext = ( nend - m_vd.zvStart ) * pxns; const auto nsnext = nend - m_vd.zvStart;
if( pxnext - px1 >= MinVisSize * 2 ) break; if( nsnext - px1ns >= MinVisNs * 2 ) break;
px1 = pxnext; px1ns = nsnext;
nextTime = nend + nspx; nextTime = nend + nspx;
} }
} }
@ -4359,12 +4366,13 @@ int View::DrawZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx, co
const auto zsz = std::max( ( end - ev.Start() ) * pxns, pxns * 0.5 ); const auto zsz = std::max( ( end - ev.Start() ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize ) if( zsz < MinVisSize )
{ {
const auto MinVisNs = MinVisSize * nspx;
const auto color = GetThreadColor( tid, depth ); const auto color = GetThreadColor( tid, depth );
int num = 0; int num = 0;
const auto px0 = ( ev.Start() - m_vd.zvStart ) * pxns; const auto px0 = ( ev.Start() - m_vd.zvStart ) * pxns;
auto px1 = ( end - m_vd.zvStart ) * pxns; auto px1ns = end - m_vd.zvStart;
auto rend = end; auto rend = end;
auto nextTime = end + MinVisSize * nspx; auto nextTime = end + MinVisNs;
for(;;) for(;;)
{ {
const auto prevIt = it; const auto prevIt = it;
@ -4373,12 +4381,13 @@ int View::DrawZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx, co
num += std::distance( prevIt, it ); num += std::distance( prevIt, it );
if( it == zitend ) break; if( it == zitend ) break;
const auto nend = m_worker.GetZoneEnd( a(*it) ); const auto nend = m_worker.GetZoneEnd( a(*it) );
const auto pxnext = ( nend - m_vd.zvStart ) * pxns; const auto nsnext = nend - m_vd.zvStart;
if( pxnext - px1 >= MinVisSize * 2 ) break; if( nsnext - px1ns >= MinVisNs * 2 ) break;
px1 = pxnext; px1ns = nsnext;
rend = nend; rend = nend;
nextTime = nend + nspx; nextTime = nend + nspx;
} }
const auto px1 = px1ns * pxns;
draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color ); draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color );
DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) ); DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) );
if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) ) if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) )
@ -4571,8 +4580,9 @@ int View::SkipZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx, co
const auto zsz = std::max( ( end - ev.Start() ) * pxns, pxns * 0.5 ); const auto zsz = std::max( ( end - ev.Start() ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize ) if( zsz < MinVisSize )
{ {
auto px1 = ( end - m_vd.zvStart ) * pxns; const auto MinVisNs = MinVisSize * nspx;
auto nextTime = end + MinVisSize * nspx; auto px1ns = end - m_vd.zvStart;
auto nextTime = end + MinVisNs;
for(;;) for(;;)
{ {
const auto prevIt = it; const auto prevIt = it;
@ -4580,9 +4590,9 @@ int View::SkipZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx, co
if( it == prevIt ) ++it; if( it == prevIt ) ++it;
if( it == zitend ) break; if( it == zitend ) break;
const auto nend = m_worker.GetZoneEnd( a(*it) ); const auto nend = m_worker.GetZoneEnd( a(*it) );
const auto pxnext = ( nend - m_vd.zvStart ) * pxns; const auto nsnext = nend - m_vd.zvStart;
if( pxnext - px1 >= MinVisSize * 2 ) break; if( nsnext - px1ns >= MinVisNs * 2 ) break;
px1 = pxnext; px1ns = nsnext;
nextTime = nend + nspx; nextTime = nend + nspx;
} }
} }
@ -4670,11 +4680,12 @@ int View::DrawGpuZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx,
const auto zsz = std::max( ( end - start ) * pxns, pxns * 0.5 ); const auto zsz = std::max( ( end - start ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize ) if( zsz < MinVisSize )
{ {
const auto MinVisNs = MinVisSize * nspx;
int num = 0; int num = 0;
const auto px0 = ( start - m_vd.zvStart ) * pxns; const auto px0 = ( start - m_vd.zvStart ) * pxns;
auto px1 = ( end - m_vd.zvStart ) * pxns; auto px1ns = end - m_vd.zvStart;
auto rend = end; auto rend = end;
auto nextTime = end + MinVisSize * nspx; auto nextTime = end + MinVisNs;
for(;;) for(;;)
{ {
const auto prevIt = it; const auto prevIt = it;
@ -4683,12 +4694,13 @@ int View::DrawGpuZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx,
num += std::distance( prevIt, it ); num += std::distance( prevIt, it );
if( it == zitend ) break; if( it == zitend ) break;
const auto nend = AdjustGpuTime( m_worker.GetZoneEnd( a(*it) ), begin, drift ); const auto nend = AdjustGpuTime( m_worker.GetZoneEnd( a(*it) ), begin, drift );
const auto pxnext = ( nend - m_vd.zvStart ) * pxns; const auto nsnext = nend - m_vd.zvStart;
if( pxnext < 0 || pxnext - px1 >= MinVisSize * 2 ) break; if( nsnext < 0 || nsnext - px1ns >= MinVisNs * 2 ) break;
px1 = pxnext; px1ns = nsnext;
rend = nend; rend = nend;
nextTime = nend + nspx; nextTime = nend + nspx;
} }
const auto px1 = px1ns * pxns;
draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color ); draw->AddRectFilled( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty ), color );
DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) ); DrawZigZag( draw, wpos + ImVec2( 0, offset + ty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), ty/4, DarkenColor( color ) );
if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) ) if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( std::max( px0, -10.0 ), offset ), wpos + ImVec2( std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), offset + ty + 1 ) ) )
@ -4826,8 +4838,9 @@ int View::SkipGpuZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx,
const auto zsz = std::max( ( end - start ) * pxns, pxns * 0.5 ); const auto zsz = std::max( ( end - start ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize ) if( zsz < MinVisSize )
{ {
auto px1 = ( end - m_vd.zvStart ) * pxns; const auto MinVisNs = MinVisSize * nspx;
auto nextTime = end + MinVisSize * nspx; auto px1ns = end - m_vd.zvStart;
auto nextTime = end + MinVisNs;
for(;;) for(;;)
{ {
const auto prevIt = it; const auto prevIt = it;
@ -4835,9 +4848,9 @@ int View::SkipGpuZoneLevel( const V& vec, bool hover, double pxns, int64_t nspx,
if( it == prevIt ) ++it; if( it == prevIt ) ++it;
if( it == zitend ) break; if( it == zitend ) break;
const auto nend = AdjustGpuTime( m_worker.GetZoneEnd( a(*it) ), begin, drift ); const auto nend = AdjustGpuTime( m_worker.GetZoneEnd( a(*it) ), begin, drift );
const auto pxnext = ( nend - m_vd.zvStart ) * pxns; const auto nsnext = nend - m_vd.zvStart;
if( pxnext - px1 >= MinVisSize * 2 ) break; if( nsnext - px1ns >= MinVisNs * 2 ) break;
px1 = pxnext; px1ns = nsnext;
nextTime = nend + nspx; nextTime = nend + nspx;
} }
} }
@ -5928,11 +5941,12 @@ int View::DrawCpuData( int offset, double pxns, const ImVec2& wpos, bool hover,
const auto zsz = std::max( ( end - start ) * pxns, pxns * 0.5 ); const auto zsz = std::max( ( end - start ) * pxns, pxns * 0.5 );
if( zsz < MinVisSize ) if( zsz < MinVisSize )
{ {
const auto MinVisNs = MinVisSize * nspx;
int num = 0; int num = 0;
const auto px0 = ( start - m_vd.zvStart ) * pxns; const auto px0 = ( start - m_vd.zvStart ) * pxns;
auto px1 = ( end - m_vd.zvStart ) * pxns; auto px1ns = end - m_vd.zvStart;
auto rend = end; auto rend = end;
auto nextTime = end + MinVisSize * nspx; auto nextTime = end + MinVisNs;
for(;;) for(;;)
{ {
const auto prevIt = it; const auto prevIt = it;
@ -5941,12 +5955,13 @@ int View::DrawCpuData( int offset, double pxns, const ImVec2& wpos, bool hover,
num += std::distance( prevIt, it ); num += std::distance( prevIt, it );
if( it == eit ) break; if( it == eit ) break;
const auto nend = it->IsEndValid() ? it->End() : m_worker.GetLastTime(); const auto nend = it->IsEndValid() ? it->End() : m_worker.GetLastTime();
const auto pxnext = ( nend - m_vd.zvStart ) * pxns; const auto nsnext = nend - m_vd.zvStart;
if( pxnext - px1 >= MinVisSize * 2 ) break; if( nsnext - px1ns >= MinVisNs * 2 ) break;
px1 = pxnext; px1ns = nsnext;
rend = nend; rend = nend;
nextTime = nend + nspx; nextTime = nend + nspx;
} }
const auto px1 = px1ns * pxns;
DrawZigZag( draw, wpos + ImVec2( 0, offset + sty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), sty/4, 0xFF888888 ); DrawZigZag( draw, wpos + ImVec2( 0, offset + sty/2 ), std::max( px0, -10.0 ), std::min( std::max( px1, px0+MinVisSize ), double( w + 10 ) ), sty/4, 0xFF888888 );
if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset-1 ), wpos + ImVec2( std::max( px1, px0+MinVisSize ), offset + sty ) ) ) if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( px0, offset-1 ), wpos + ImVec2( std::max( px1, px0+MinVisSize ), offset + sty ) ) )