From 9678cc8afc9ce8ed3e3e3011e21faccbde375183 Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <bartosz.taudul@game-lion.com>
Date: Fri, 16 Feb 2018 13:28:40 +0100
Subject: [PATCH] Support logarithmic scaling of values on search histogram.

---
 server/TracyView.cpp | 26 +++++++++++++++++++++-----
 server/TracyView.hpp |  1 +
 2 files changed, 22 insertions(+), 5 deletions(-)

diff --git a/server/TracyView.cpp b/server/TracyView.cpp
index 91f88419..94813e56 100644
--- a/server/TracyView.cpp
+++ b/server/TracyView.cpp
@@ -4190,6 +4190,8 @@ void View::DrawFindZone()
                 }
             }
 
+            ImGui::Checkbox( "Log values", &m_findZone.logVal );
+
             ImGui::Text( "tMin: %s", TimeToString( tmin ) );
             ImGui::Text( "tMax: %s", TimeToString( tmax ) );
 
@@ -4231,13 +4233,27 @@ void View::DrawFindZone()
                         maxVal = std::max( maxVal, bins[i] );
                     }
 
-                    const auto hAdj = double( Height - 4 ) / maxVal;
-
-                    for( int i=0; i<numBins; i++ )
+                    if( m_findZone.logVal )
                     {
-                        if( bins[i] > 0 )
+                        const auto hAdj = double( Height - 4 ) / log10( maxVal + 1 );
+                        for( int i=0; i<numBins; i++ )
                         {
-                            draw->AddLine( wpos + ImVec2( 2+i, Height-3 ), wpos + ImVec2( 2+i, Height-3 - bins[i] * hAdj ), 0xFF22DDDD );
+                            if( bins[i] > 0 )
+                            {
+                                draw->AddLine( wpos + ImVec2( 2+i, Height-3 ), wpos + ImVec2( 2+i, Height-3 - log10( bins[i] + 1 ) * hAdj ), 0xFF22DDDD );
+                            }
+                        }
+
+                    }
+                    else
+                    {
+                        const auto hAdj = double( Height - 4 ) / maxVal;
+                        for( int i=0; i<numBins; i++ )
+                        {
+                            if( bins[i] > 0 )
+                            {
+                                draw->AddLine( wpos + ImVec2( 2+i, Height-3 ), wpos + ImVec2( 2+i, Height-3 - bins[i] * hAdj ), 0xFF22DDDD );
+                            }
                         }
                     }
                 }
diff --git a/server/TracyView.hpp b/server/TracyView.hpp
index 11483f1e..e57f840d 100644
--- a/server/TracyView.hpp
+++ b/server/TracyView.hpp
@@ -288,6 +288,7 @@ private:
         char pattern[1024] = { "" };
         int maxZonesPerThread = 1000;
         int maxDepth = 10;
+        bool logVal = false;
     } m_findZone;
 
     bool m_terminate;