Add second init and close stage for GraphicsApp

openVulkanoCpp/Base/IGraphicsApp.hpp

@@ -24,6 +24,8 @@ namespace OpenVulkano
 		~IGraphicsApp() override = default;
 
 		virtual void Init() = 0;
+		virtual void InitPostGraphics() {}
+		virtual void CloseFinalize() {}
 		[[nodiscard]] IGraphicsAppManager* GetGraphicsAppManager() const { return m_manager; }
 		void SetGraphicsAppManager(IGraphicsAppManager* manager) { m_manager = manager; }
 		[[nodiscard]] virtual std::string GetAppName() const = 0;

openVulkanoCpp/Host/GraphicsAppManager.cpp

@@ -97,6 +97,7 @@ namespace OpenVulkano
 			//TODO restore window settings if there are any set
 			renderer->Init(static_cast<IGraphicsAppManager*>(this), window);
 			windowTitleFormat = app->GetAppName() + " " + static_cast<std::string>(app->GetAppVersion()) + " - " + renderer->GetMainRenderDeviceName() + " - {:.1f} fps ({:.1f} ms)";
+			app->InitPostGraphics();
 			Logger::MANAGER->info("Initialized");
 		}
 		catch (std::exception& e)
@@ -144,6 +145,7 @@ namespace OpenVulkano
 		window->Close();
 		if (platform) platform->Close();
 		windowTitleFormat = "";
+		app->CloseFinalize();
 		Logger::MANAGER->info("Shutdown complete");
 	}