Audio fix

include/window/window.hpp

@@ -10,6 +10,7 @@
 #include <state/gamestate.hpp>
 #include <game/gamemanager.hpp>
 #include <audio/audio.hpp>
+#include <chrono>
 
 namespace Game::Window {
     class Window {
@@ -24,14 +25,19 @@ namespace Game::Window {
             void setTargetFPS(int fps) { mTargetFPS = fps; }
             int getTargetFPS() { return mTargetFPS; }
 
+            static SDL_Window* getSDLWindowBackend() { return sWindowBackend; }
+
             Renderer::Renderer* getRenderer() { return &mRenderer; }
 
         private:
+            static inline SDL_Window* sWindowBackend = nullptr;
             SDL_Window* mWindow;
             Renderer::Renderer mRenderer;
             Game::GameManager mGameManager;
             std::jthread mGameThread;
             bool mRunning;
             int mTargetFPS = 60;
+            size_t mFrameCount = 0;
+            std::chrono::steady_clock::time_point mLastFPSTime;
     };
 }