#include "game.hpp" Game* Game::instance = nullptr; Game::Game() { ASSERT(Game::instance == nullptr); //Two games created Game::instance = this; isRunning = true; } Game::~Game() { isRunning = false; Game::instance = nullptr; } // Main game loop void Game::run() { sf::Clock c; sf::RenderWindow window(sf::VideoMode(800, 600), "SFML window"); float oldTime = c.getElapsedTime().asSeconds(); while (isRunning) { float time = c.getElapsedTime().asSeconds(); float deltaTime = time-oldTime; oldTime = time; update(deltaTime, &window); draw( &window); } window.close(); }