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Improve text legibility by drawing text shadow.

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This commit is contained in:
Bartosz Taudul 2017-11-25 15:45:16 +01:00
parent 71ad3c3b0c
commit cd26a6f8ff
2 changed files with 19 additions and 11 deletions
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28
server/TracyView.cpp
View File

@ -1551,6 +1551,12 @@ const char* View::ShortenNamespace( const char* name ) const
} }
} }
void View::DrawTextContrast( ImDrawList* draw, const ImVec2& pos, uint32_t color, const char* text )
{
draw->AddText( pos + ImVec2( 1, 1 ), 0x88000000, text );
draw->AddText( pos, color, text );
}
void View::Draw() void View::Draw()
{ {
s_instance->DrawImpl(); s_instance->DrawImpl();
@ -2392,7 +2398,7 @@ int View::DrawZoneLevel( const Vector<ZoneEvent*>& vec, bool hover, double pxns,
if( tsz.x < px1 - px0 ) if( tsz.x < px1 - px0 )
{ {
const auto x = px0 + ( px1 - px0 - tsz.x ) / 2; const auto x = px0 + ( px1 - px0 - tsz.x ) / 2;
draw->AddText( wpos + ImVec2( x, offset ), 0xFF4488DD, tmp ); DrawTextContrast( draw, wpos + ImVec2( x, offset ), 0xFF4488DD, tmp );
} }
} }
else else
@ -2465,22 +2471,22 @@ int View::DrawZoneLevel( const Vector<ZoneEvent*>& vec, bool hover, double pxns,
if( x < 0 || x > w - tsz.x ) if( x < 0 || x > w - tsz.x )
{ {
ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true ); ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
draw->AddText( wpos + ImVec2( std::max( std::max( 0., px0 ), std::min( double( w - tsz.x ), x ) ), offset ), 0xFFFFFFFF, zoneName ); DrawTextContrast( draw, wpos + ImVec2( std::max( std::max( 0., px0 ), std::min( double( w - tsz.x ), x ) ), offset ), 0xFFFFFFFF, zoneName );
ImGui::PopClipRect(); ImGui::PopClipRect();
} }
else if( ev.start == ev.end ) else if( ev.start == ev.end )
{ {
draw->AddText( wpos + ImVec2( px0 + ( px1 - px0 - tsz.x ) * 0.5, offset ), 0xFFFFFFFF, zoneName ); DrawTextContrast( draw, wpos + ImVec2( px0 + ( px1 - px0 - tsz.x ) * 0.5, offset ), 0xFFFFFFFF, zoneName );
} }
else else
{ {
draw->AddText( wpos + ImVec2( x, offset ), 0xFFFFFFFF, zoneName ); DrawTextContrast( draw, wpos + ImVec2( x, offset ), 0xFFFFFFFF, zoneName );
} }
} }
else else
{ {
ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true ); ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
draw->AddText( wpos + ImVec2( ( ev.start - m_zvStart ) * pxns, offset ), 0xFFFFFFFF, zoneName ); DrawTextContrast( draw, wpos + ImVec2( ( ev.start - m_zvStart ) * pxns, offset ), 0xFFFFFFFF, zoneName );
ImGui::PopClipRect(); ImGui::PopClipRect();
} }
@ -2593,7 +2599,7 @@ int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
if( tsz.x < px1 - px0 ) if( tsz.x < px1 - px0 )
{ {
const auto x = px0 + ( px1 - px0 - tsz.x ) / 2; const auto x = px0 + ( px1 - px0 - tsz.x ) / 2;
draw->AddText( wpos + ImVec2( x, offset ), 0xFF4488DD, tmp ); DrawTextContrast( draw, wpos + ImVec2( x, offset ), 0xFF4488DD, tmp );
} }
} }
else else
@ -2634,22 +2640,22 @@ int View::DrawGpuZoneLevel( const Vector<GpuEvent*>& vec, bool hover, double pxn
if( x < 0 || x > w - tsz.x ) if( x < 0 || x > w - tsz.x )
{ {
ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true ); ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
draw->AddText( wpos + ImVec2( std::max( std::max( 0., px0 ), std::min( double( w - tsz.x ), x ) ), offset ), 0xFFFFFFFF, zoneName ); DrawTextContrast( draw, wpos + ImVec2( std::max( std::max( 0., px0 ), std::min( double( w - tsz.x ), x ) ), offset ), 0xFFFFFFFF, zoneName );
ImGui::PopClipRect(); ImGui::PopClipRect();
} }
else if( ev.gpuStart == ev.gpuEnd ) else if( ev.gpuStart == ev.gpuEnd )
{ {
draw->AddText( wpos + ImVec2( px0 + ( px1 - px0 - tsz.x ) * 0.5, offset ), 0xFFFFFFFF, zoneName ); DrawTextContrast( draw, wpos + ImVec2( px0 + ( px1 - px0 - tsz.x ) * 0.5, offset ), 0xFFFFFFFF, zoneName );
} }
else else
{ {
draw->AddText( wpos + ImVec2( x, offset ), 0xFFFFFFFF, zoneName ); DrawTextContrast( draw, wpos + ImVec2( x, offset ), 0xFFFFFFFF, zoneName );
} }
} }
else else
{ {
ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true ); ImGui::PushClipRect( wpos + ImVec2( px0, offset ), wpos + ImVec2( px1, offset + tsz.y * 2 ), true );
draw->AddText( wpos + ImVec2( ( ev.gpuStart - m_zvStart ) * pxns, offset ), 0xFFFFFFFF, zoneName ); DrawTextContrast( draw, wpos + ImVec2( ( ev.gpuStart - m_zvStart ) * pxns, offset ), 0xFFFFFFFF, zoneName );
ImGui::PopClipRect(); ImGui::PopClipRect();
} }
@ -3082,7 +3088,7 @@ int View::DrawLocks( uint64_t tid, bool hover, double pxns, const ImVec2& wpos,
{ {
char buf[1024]; char buf[1024];
sprintf( buf, "%" PRIu32 ": %s", v.first, GetString( srcloc.function ) ); sprintf( buf, "%" PRIu32 ": %s", v.first, GetString( srcloc.function ) );
draw->AddText( wpos + ImVec2( 0, offset ), 0xFF8888FF, buf ); DrawTextContrast( draw, wpos + ImVec2( 0, offset ), 0xFF8888FF, buf );
if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( 0, offset ), wpos + ImVec2( ty + ImGui::CalcTextSize( buf ).x, offset + ty ) ) ) if( hover && ImGui::IsMouseHoveringRect( wpos + ImVec2( 0, offset ), wpos + ImVec2( ty + ImGui::CalcTextSize( buf ).x, offset + ty ) ) )
{ {
ImGui::BeginTooltip(); ImGui::BeginTooltip();

2
server/TracyView.hpp
View File

@ -124,6 +124,8 @@ private:
const char* ShortenNamespace( const char* name ) const; const char* ShortenNamespace( const char* name ) const;
void DrawTextContrast( ImDrawList* draw, const ImVec2& pos, uint32_t color, const char* text );
void DrawImpl(); void DrawImpl();
void DrawConnection(); void DrawConnection();
void DrawFrames(); void DrawFrames();