From 21a18443e97c168f5581e48658caf833071aea26 Mon Sep 17 00:00:00 2001
From: Christoph Urlacher <christoph.urlacher@protonmail.com>
Date: Sun, 22 Feb 2026 23:32:24 +0100
Subject: [PATCH] add tracy profiler dependency

---
 CMakeLists.txt | 20 ++++++++++++++++++++
 flake.nix      |  6 +++++-
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 07f2deb..332897e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,16 +3,32 @@ project(MassSprings)
 
 set(CMAKE_CXX_STANDARD 23)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ON)
 
 find_package(raylib REQUIRED)
 find_package(OpenMP REQUIRED)
 
+# TODO: Need to enable/disable this based on a variable for nix build
+if(USE_TRACY)
+include(FetchContent)
+FetchContent_Declare(tracy
+    GIT_REPOSITORY https://github.com/wolfpld/tracy.git
+    GIT_TAG v0.11.1
+    GIT_SHALLOW TRUE
+    GIT_PROGRESS TRUE
+)
+FetchContent_MakeAvailable(tracy)
+option(TRACY_ENABLE "" ON)
+option(TRACY_ON_DEMAND "" ON)
+endif()
+
 include_directories(include)
 
 add_executable(masssprings
     src/main.cpp
     src/camera.cpp
     src/renderer.cpp
+    src/octree.cpp
     src/physics.cpp
     src/puzzle.cpp
     src/state.cpp
@@ -20,4 +36,8 @@ add_executable(masssprings
 )
 
 target_include_directories(masssprings PUBLIC ${RAYLIB_CPP_INCLUDE_DIR})
+if(USE_TRACY)
+target_link_libraries(masssprings PUBLIC raylib OpenMP::OpenMP_CXX TracyClient)
+else()
 target_link_libraries(masssprings PUBLIC raylib OpenMP::OpenMP_CXX)
+endif()
diff --git a/flake.nix b/flake.nix
index f056ab0..9ff6e54 100644
--- a/flake.nix
+++ b/flake.nix
@@ -125,7 +125,9 @@ rec {
           # clang-tools
           # compdb
           # pprof
-          gprof2dot
+          # gprof2dot
+          perf
+          hotspot
           kdePackages.kcachegrind
           gdbgui
           # renderdoc
@@ -141,6 +143,7 @@ rec {
           raylib
           # octree # this one doesn't store center of mass per node - which I need :(
           llvmPackages.openmp # not required for compilation but for clangd to find the headers
+          tracy
           # raylib-cpp
           # tinyobjloader
           # gperftools
@@ -225,6 +228,7 @@ rec {
                   echo "Running cmake"
                   cmake -G "Unix Makefiles" \
                         -DCMAKE_BUILD_TYPE="${type}" \
+                        -DUSE_TRACY=On \
                         ..
 
                   echo "Linking compile_commands.json"