From 655b8295cf35a0fb72eaecaeb988db515da2a9b0 Mon Sep 17 00:00:00 2001
From: David McCloskey <dave@juicelabs.co>
Date: Thu, 9 Jul 2026 12:16:17 -0500
Subject: [PATCH 1/2] Enhance Flame Graph View with Sorting Functionality

Added a "Sort" button to the Flame Graph view, allowing users to sort threads based on group hints, thread names, and IDs. Updated the child window to always show a vertical scrollbar for better usability.
---
 profiler/src/profiler/TracyView_FlameGraph.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/profiler/src/profiler/TracyView_FlameGraph.cpp b/profiler/src/profiler/TracyView_FlameGraph.cpp
index 5db2f369..adcebda8 100644
--- a/profiler/src/profiler/TracyView_FlameGraph.cpp
+++ b/profiler/src/profiler/TracyView_FlameGraph.cpp
@@ -1069,6 +1069,16 @@ void View::DrawFlameGraph()
             m_flameGraphViewEnd = 0;
             m_flameGraphPan = 0;
         }
+        ImGui::SameLine();
+        if( ImGui::SmallButton( "Sort" ) )
+        {
+            pdqsort_branchless( m_threadOrder.begin(), m_threadOrder.end(), [this] ( const auto& lhs, const auto& rhs ) {
+                if( lhs->groupHint != rhs->groupHint ) return lhs->groupHint < rhs->groupHint;
+                const auto cmp = strcmp( m_worker.GetThreadName( lhs->id ), m_worker.GetThreadName( rhs->id ) );
+                if( cmp != 0 ) return cmp < 0;
+                return lhs->id < rhs->id;
+            } );
+        }
 
         const auto& style = ImGui::GetStyle();
         float probe = 0;
@@ -1084,7 +1094,7 @@ void View::DrawFlameGraph()
         const auto rows = ( tsz + cols - 1 ) / cols;
         const auto rowsVisible = std::min<float>( rows, 7.5f );
         const auto rowsHeight = ImGui::GetTextLineHeightWithSpacing() * rowsVisible;
-        ImGui::BeginChild( "###flamegraphthreadrows", ImVec2( -1, rowsHeight ) );
+        ImGui::BeginChild( "###flamegraphthreadrows", ImVec2( -1, rowsHeight ), false, ImGuiWindowFlags_AlwaysVerticalScrollbar );
 
         int idx = 0;
         ImGui::BeginTable( "##flamegraphthreadcols", cols, ImGuiTableFlags_NoSavedSettings );

From 7d1a37de2df05a377e2967eb71084d8bb341c867 Mon Sep 17 00:00:00 2001
From: David McCloskey <davmcclo@gmail.com>
Date: Fri, 10 Jul 2026 12:00:48 -0500
Subject: [PATCH 2/2] Pulling implementation in to a separate function.

---
 profiler/src/profiler/TracyView.hpp            | 11 +++++++++++
 profiler/src/profiler/TracyView_FlameGraph.cpp |  7 +------
 profiler/src/profiler/TracyView_Options.cpp    |  7 +------
 3 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/profiler/src/profiler/TracyView.hpp b/profiler/src/profiler/TracyView.hpp
index c9d7dbdf..1b15884b 100644
--- a/profiler/src/profiler/TracyView.hpp
+++ b/profiler/src/profiler/TracyView.hpp
@@ -31,6 +31,7 @@
 #include "../server/TracyWorker.hpp"
 #include "../server/tracy_robin_hood.h"
 #include "../server/TracyVector.hpp"
+#include "../server/tracy_pdqsort.h"
 
 #ifndef __EMSCRIPTEN__
 #  include "TracyLlm.hpp"
@@ -517,6 +518,16 @@ private:
         return it->second;
     }
 
+    tracy_force_inline void SortThreads()
+    {
+        pdqsort_branchless( m_threadOrder.begin(), m_threadOrder.end(), [this] ( const auto& lhs, const auto& rhs ) {
+            if( lhs->groupHint != rhs->groupHint ) return lhs->groupHint < rhs->groupHint;
+            const auto cmp = strcmp( m_worker.GetThreadName( lhs->id ), m_worker.GetThreadName( rhs->id ) );
+            if( cmp != 0 ) return cmp < 0;
+            return lhs->id < rhs->id;
+        } );
+    }
+
     static int64_t AdjustGpuTime( int64_t time, int64_t begin, int drift );
 
     static const char* DecodeContextSwitchState( uint8_t state );
diff --git a/profiler/src/profiler/TracyView_FlameGraph.cpp b/profiler/src/profiler/TracyView_FlameGraph.cpp
index adcebda8..77d234af 100644
--- a/profiler/src/profiler/TracyView_FlameGraph.cpp
+++ b/profiler/src/profiler/TracyView_FlameGraph.cpp
@@ -1072,12 +1072,7 @@ void View::DrawFlameGraph()
         ImGui::SameLine();
         if( ImGui::SmallButton( "Sort" ) )
         {
-            pdqsort_branchless( m_threadOrder.begin(), m_threadOrder.end(), [this] ( const auto& lhs, const auto& rhs ) {
-                if( lhs->groupHint != rhs->groupHint ) return lhs->groupHint < rhs->groupHint;
-                const auto cmp = strcmp( m_worker.GetThreadName( lhs->id ), m_worker.GetThreadName( rhs->id ) );
-                if( cmp != 0 ) return cmp < 0;
-                return lhs->id < rhs->id;
-            } );
+            SortThreads();
         }
 
         const auto& style = ImGui::GetStyle();
diff --git a/profiler/src/profiler/TracyView_Options.cpp b/profiler/src/profiler/TracyView_Options.cpp
index 8ad879bb..c9c341cd 100644
--- a/profiler/src/profiler/TracyView_Options.cpp
+++ b/profiler/src/profiler/TracyView_Options.cpp
@@ -698,12 +698,7 @@ void View::DrawOptions()
         ImGui::SameLine();
         if( ImGui::SmallButton( "Sort" ) )
         {
-            pdqsort_branchless( m_threadOrder.begin(), m_threadOrder.end(), [this] ( const auto& lhs, const auto& rhs ) {
-                if( lhs->groupHint != rhs->groupHint ) return lhs->groupHint < rhs->groupHint;
-                const auto cmp = strcmp( m_worker.GetThreadName( lhs->id ), m_worker.GetThreadName( rhs->id ) );
-                if( cmp != 0 ) return cmp < 0;
-                return lhs->id < rhs->id;
-            } );
+            SortThreads();
         }
 
         const auto wposx = ImGui::GetCursorScreenPos().x;