[Application] Started instrumenting the code

- Each frame and application cycle are reported and displayed independently

- Application::runOnce() & relevant World's functions have zones to be profiled

src/RaZ/Application.cpp

@@ -1,6 +1,8 @@
 #include "RaZ/Application.hpp"
 #include "RaZ/Utils/Logger.hpp"
 
+#include "tracy/Tracy.hpp"
+
 #if defined(RAZ_PLATFORM_EMSCRIPTEN)
 #include <emscripten.h>
 #endif
@@ -26,6 +28,8 @@ void Application::run() {
 }
 
 bool Application::runOnce() {
+  ZoneScopedN("Application::runOnce");
+
   const auto currentTime = std::chrono::system_clock::now();
   m_timeInfo.deltaTime   = std::chrono::duration<float>(currentTime - m_lastFrameTime).count();
   m_timeInfo.globalTime += m_timeInfo.deltaTime;
@@ -47,6 +51,12 @@ bool Application::runOnce() {
       m_activeWorlds.setBit(worldIndex, false);
   }
 
+  // Adding a frame mark registers the past frame
+  // TODO: the application setup (everything up until Application::run() is called, hence including the main function) is merged with the very first frame
+  //  A "fix" would be to add another FrameMark at the top of the run function, but the currently templated callback overload being in a header,
+  //  including Tracy to be used in there wouldn't be a good idea
+  FrameMark;
+
   return (m_isRunning && !m_activeWorlds.isEmpty());
 }
 

src/RaZ/World.cpp

@@ -1,5 +1,7 @@
 #include "RaZ/World.hpp"
 
+#include "tracy/Tracy.hpp"
+
 namespace Raz {
 
 Entity& World::addEntity(bool enabled) {
@@ -22,6 +24,8 @@ void World::removeEntity(const Entity& entity) {
 }
 
 bool World::update(const FrameTimeInfo& timeInfo) {
+  ZoneScopedN("World::update");
+
   refresh();
 
   for (std::size_t systemIndex = 0; systemIndex < m_systems.size(); ++systemIndex) {
@@ -38,6 +42,8 @@ bool World::update(const FrameTimeInfo& timeInfo) {
 }
 
 void World::refresh() {
+  ZoneScopedN("World::refresh");
+
   if (m_entities.empty())
     return;
 
@@ -71,6 +77,8 @@ void World::refresh() {
 }
 
 void World::destroy() {
+  ZoneScopedN("World::destroy");
+
   // Entities must be released before the systems, since their destruction may depend on those
   m_entities.clear();
   m_activeEntityCount = 0;
@@ -88,6 +96,8 @@ void World::destroy() {
 }
 
 void World::sortEntities() {
+  ZoneScopedN("World::sortEntities");
+
   // Reorganizing the entites, swapping enabled & disabled ones so that the enabled ones are in front
   auto firstEntity = m_entities.begin();
   auto lastEntity  = m_entities.end() - 1;