Exemplo n.º 1
0
 private void endThisLoop() {
   // FPS meter
   if (time <= System.currentTimeMillis() - 1000) {
     Display.setTitle("Simulating gravity @ " + frameNumber + " FPS"); // Normal
     FPS = frameNumber;
     frameNumber = 0;
     time = System.currentTimeMillis();
   } else {
     frameNumber++;
   }
   Display.update();
   Display.sync(60);
 }
Exemplo n.º 2
0
  public void run() {
    init();
    engine = new Engine();

    long lastTime = System.nanoTime();
    double delta = 0.0;
    // Amout of nanoseconds in 1/60th of a second
    double ns = 1000000000.0 / 60.0;
    long timer = System.currentTimeMillis();
    int updates = 0;
    int frames = 0;
    while (running) {
      long now = System.nanoTime();
      delta += (now - lastTime) / ns;
      lastTime = now;
      // if delta >= than one then the amount of time >= 1/60th of a second
      if (delta >= 1.0) {
        update();
        updates++;
        delta--;
      }
      render();
      frames++;
      // If a second has passed, we print the stats
      if (System.currentTimeMillis() - timer > 1000) {
        timer += 1000;
        System.out.println(updates + " ups, " + frames + " fps");
        updates = 0;
        frames = 0;
      }
      if (glfwWindowShouldClose(window) == GL_TRUE) running = false;
    }
    engine.CleanUp();
    keyCallback.release();
    sizeCallback.release();
    mouseCallback.release();
    focusCallback.release();
    glfwDestroyWindow(window);
    glfwTerminate();
  }