Добавил shared_from_this как основной способ создать умный указатель на "себя". Добавил пример работы с ним

UwURenderEngine/RenderEngine/UwURenderEngine.cpp

@@ -1,8 +1,6 @@
 #include "UwURenderEngine.hpp"
 
 #include <array>
-#include <stdexcept>
-#include <fstream>
 #include <chrono>
 
 #include <glm/gtc/matrix_transform.hpp>
@@ -15,7 +13,6 @@
 #include "Game/World/World.hpp"
 #include "../Game/Actors/Mesh/Mesh.hpp"
 #include "DeviceFunctions/DeviceFunctions.hpp"
-#include "Log/Log.hpp"
 
 RENDER_ENGINE_FACTORY_GENERATE(UwURenderEngine)
 
@@ -407,7 +404,7 @@ UwURenderEngine::~UwURenderEngine()
 
 void UwURenderEngine::start()
 {
-    World* world = core_.GetGameInstance()->GetWorld();
+    std::shared_ptr<World> world = core_.GetGameInstance()->GetWorld();
     std::vector<std::weak_ptr<Mesh>> meshes = world->GetActorsByClass<Mesh>();
     for (auto& i : meshes)
     {

UwURenderEngine/RenderEngine/UwURenderEngine.hpp

@@ -4,11 +4,10 @@
 #include "ModelManager.hpp"
 
 #include <vector>
-#include <string>
 #include <memory>
+#include <mutex>
 
 #define GLM_FORCE_RADIANS
-#include <mutex>
 #include <glm/glm.hpp>
 
 #include "VkObjects/DescriptorSetLayout.hpp"