(use-modules (2d agenda) (2d fps) (2d game) (2d keyboard) (2d repl) (2d signal) (2d window)) (add-hook! key-press-hook (lambda (key unicode) (when (eq? key 'escape) (quit-game)))) (add-hook! window-close-hook quit-game) (schedule-interval game-agenda (lambda () (format #t "FPS: ~d\n" (signal-ref fps))) 60)