(set! lines (+ lines l)))))
(define game #f)
-(define game-over #f)
+(define display-game-over #f)
(define tetramine #f)
(let ((current-tetramine (random-tetramine)) (x 6) (y 0)
(set! game
(lambda ()
- (if game-over (game-over) (tetramine))))
+ (if game-over (display-game-over) (tetramine))))
- (set! game-over
+ (set! display-game-over
(lambda ()
(translate -100 0)
(render-text "Game Over" font #:size 50)))
(set! tetramine
(lambda ()
- (cond ((eq? (timer-state timer) 'stopped) (start-timer timer)))
+ (cond ((eq? (get-state timer) 'stopped) (start-timer timer)))
(cond ((key? 'right)
(cond ((not (collide-grids current-tetramine grid (+ x 1) y))
(> (+ y 1 (length current-tetramine)) 20))
(set! grid (remove-rows-completed (join-grids current-tetramine grid x y)))
(set! current-tetramine next x 6 y 0)
- (cond ((collide-grids current-tetramine grid x y) (set! game-over t)))
+ (cond ((collide-grids current-tetramine grid x y) (set! game-over #t)))
(set! next (random-tetramine)))
(else
(set! y (+ y 1))
(translate 440 440)
(draw-grid next)
(translate -40 -100)
- (render-text (format nil "Points: ~d" (get-points)) font)
+ (render-text (format #f "Points: ~a" (get-points)) font)
(translate 0 -30)
- (render-text (format nil "Lines: ~d" (get-lines)) font))))
+ (render-text (format #f "Lines: ~a" (get-lines)) font))))
(define (run-gacela-tetris)
(let ((frame 0.0) (fps (make-timer)) (update (make-timer)))
(cond ((> (get-time update) 1000)
(display (/ frame (/ (get-time fps) 1000.0)))
(newline)
- (start-timer update))))
- (quit-game)))
+ (start-timer update))))))