Add tracy

Signed-off-by: Slendi <slendi@socopon.com>

flake.lock

@@ -20,12 +20,12 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1764517877,
-        "narHash": "sha256-pp3uT4hHijIC8JUK5MEqeAWmParJrgBVzHLNfJDZxg4=",
-        "rev": "2d293cbfa5a793b4c50d17c05ef9e385b90edf6c",
-        "revCount": 904649,
+        "lastModified": 1767892417,
+        "narHash": "sha256-dhhvQY67aboBk8b0/u0XB6vwHdgbROZT3fJAjyNh5Ww=",
+        "rev": "3497aa5c9457a9d88d71fa93a4a8368816fbeeba",
+        "revCount": 924538,
         "type": "tarball",
-        "url": "https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.904649%2Brev-2d293cbfa5a793b4c50d17c05ef9e385b90edf6c/019ad7f2-e8f3-79e9-ad92-dd7a45c069d3/source.tar.gz?rev=2d293cbfa5a793b4c50d17c05ef9e385b90edf6c&revCount=904649"
+        "url": "https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.924538%2Brev-3497aa5c9457a9d88d71fa93a4a8368816fbeeba/019ba2f6-9b41-7674-b81c-5f768968b13a/source.tar.gz?rev=3497aa5c9457a9d88d71fa93a4a8368816fbeeba&revCount=924538"
       },
       "original": {
         "type": "tarball",

flake.nix

@@ -51,6 +51,7 @@
                   doxygen
                   gtest
                   cppcheck
+                  tracy
                 ]
                 ++ buildInputs
                 ++ nativeBuildInputs

meson.build

@@ -18,13 +18,13 @@ fastgltf = cmake.subproject('fastgltf', options: fastgltf_opts)
 
 cc = meson.get_compiler('cpp')
 
-wayland_dep = dependency('wayland-server')
-vulkan_dep = dependency('vulkan')
-openxr_dep = dependency('openxr')
-zlib_dep = dependency('zlib')
-sdl3_dep = dependency('sdl3')
-libinput_dep = dependency('libinput')
-libudev_dep = dependency('libudev')
+wayland_dep = dependency('wayland-server', include_type: 'system')
+vulkan_dep = dependency('vulkan', include_type: 'system')
+openxr_dep = dependency('openxr', include_type: 'system')
+zlib_dep = dependency('zlib', include_type: 'system')
+sdl3_dep = dependency('sdl3', include_type: 'system')
+libinput_dep = dependency('libinput', include_type: 'system')
+libudev_dep = dependency('libudev', include_type: 'system')
 imgui_src = files(
 	'thirdparty/imgui/imgui.cpp',
 	'thirdparty/imgui/imgui_draw.cpp',
@@ -37,9 +37,25 @@ fastgltf_dep = fastgltf.dependency('fastgltf')
 
 vkbootstrap_dev = get_option('vkbootstrap_dev')
 vkbootstrap_lib = get_option('vkbootstrap_lib')
+tracy_enable = get_option('tracy_enable')
+
+if tracy_enable and get_option('buildtype') != 'debugoptimized'
+	warning('Profiling builds should set --buildtype=debugoptimized')
+endif
+
+tracy = disabler()
+if tracy_enable
+	tracy_proj = subproject('tracy', default_options: [
+		'default_library=static',
+		'warning_level=0',
+		'werror=false',
+	])
+	tracy = tracy_proj.get_variable('tracy_dep')
+endif
 
 vkbootstrap_inc = include_directories(
-	join_paths(vkbootstrap_dev, 'include')
+	join_paths(vkbootstrap_dev, 'include'),
+	is_system: true,
 )
 
 vkbootstrap_dep = cc.find_library(
@@ -78,6 +94,7 @@ add_project_arguments(
 		'-Wno-exit-time-destructors',
 		'-Wno-zero-as-null-pointer-constant',
 		'-Wno-unused-macros',
+		'-Wno-reserved-macro-identifier',
 		'-Wno-suggest-override',
 		'-Wno-macro-redefined',
 		'-DVULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE',
@@ -114,6 +131,21 @@ imgui_lib = static_library('imgui',
 	],
 )
 
+exe_deps = [
+	wayland_dep,
+	vulkan_dep,
+	openxr_dep,
+	vkbootstrap_dep,
+	zlib_dep,
+	sdl3_dep,
+	fastgltf_dep,
+	libinput_dep,
+	libudev_dep,
+]
+if tracy_enable
+	exe_deps += tracy
+endif
+
 exe = executable('vr-compositor',
 	[
 		'src/main.cpp',
@@ -136,18 +168,8 @@ exe = executable('vr-compositor',
 		'thirdparty/smath/include'
 	],
 	link_with: imgui_lib,
-	dependencies: [
-		wayland_dep,
-		vulkan_dep,
-		openxr_dep,
-		vkbootstrap_dep,
-		zlib_dep,
-		sdl3_dep,
-		fastgltf_dep,
-		libinput_dep,
-		libudev_dep,
-	],
+	dependencies: exe_deps,
 	cpp_args: [
-		'--embed-dir=' + join_paths(meson.project_build_root(), 'shaders')
+		'--embed-dir=' + join_paths(meson.project_build_root(), 'shaders'),
 	],
 )

meson_options.txt

@@ -1,2 +1,3 @@
 option('vkbootstrap_dev', type: 'string', description: 'vk-bootstrap dev output path')
 option('vkbootstrap_lib', type: 'string', description: 'vk-bootstrap lib output path')
+option('tracy_enable', type: 'boolean', value: false, description: 'Enable profiling')

src/Application.cpp

@@ -30,6 +30,10 @@
 #include "Util.h"
 #include "VulkanRenderer.h"
 
+#if defined(TRACY_ENABLE)
+#	include <tracy/Tracy.hpp>
+#endif
+
 namespace {
 
 int open_restricted(char const *path, int flags, void * /*user_data*/)
@@ -424,6 +428,9 @@ auto Application::run() -> void
 	uint64_t last { 0 };
 	float fps { 0.0f };
 	while (m_running) {
+#if defined(TRACY_ENABLE)
+		ZoneScopedN("Frame");
+#endif
 		uint64_t now { SDL_GetTicks() };
 		uint64_t dt { now - last };
 		float dt_seconds { static_cast<float>(dt) / 1000.0f };
@@ -613,6 +620,9 @@ auto Application::run() -> void
 		ImGui::Render();
 
 		m_renderer->render([&](VulkanRenderer::GL &gl) {
+#if defined(TRACY_ENABLE)
+			ZoneScopedN("Render");
+#endif
 			auto view { smath::matrix_look_at(
 				m_camera.position, m_camera.target, m_camera.up) };
 			auto const draw_extent = m_renderer->draw_extent();
@@ -670,6 +680,9 @@ auto Application::run() -> void
 
 			gl.draw_sphere(m_camera.target, 0.01f);
 		});
+#if defined(TRACY_ENABLE)
+		FrameMark;
+#endif
 	}
 }
 

src/Util.h

@@ -2,7 +2,6 @@
 
 #include <span>
 
-#include <vulkan/vk_enum_string_helper.h>
 #include <vulkan/vulkan.hpp>
 
 template<typename F> struct privDefer {