#include "GameWorld.h" #include "InputManager.h" namespace ZL { GameWorld& GameWorld::getInstance() { static GameWorld instance; return instance; } void GameWorld::update(float deltaTime) { auto& input = InputManager::getInstance(); // Update game state based on input if (input.isKeyPressed(SDL_SCANCODE_W)) { // Move forward } // ... handle other game logic ... } void GameWorld::addObject(const Vector3f& position) { mGameObjects.push_back(position); } }