;;; Main Loop
-(define loop-flag #f)
+(define game-loop-flag #f)
(define game-loop-thread #f)
+(define game-loop-procedure #f)
(define-macro (run-in-game-loop proc)
(let ((pgl (string->symbol (string-concatenate (list (symbol->string proc) "-in-game-loop"))))
(run-in-game-loop resize-screen)
(define-macro (game . code)
- (if (null? code)
- #f
- `(call-with-new-thread (lambda () ,@code))))
+ `(set! game-loop-procedure
+ ,(if (null? code)
+ `#f
+ `(lambda (game-elements) ,@code))))
(define (init-gacela)
- (hide-all-mobs)
+; (hide-all-mobs)
(cond ((not game-loop-thread)
(set! game-loop-thread (call-with-new-thread (lambda () (cond ((not (game-running?)) (game-loop))))))))
- (while (not loop-flag))
+ (while (not game-loop-flag))
#t)
(define (quit-gacela)
- (hide-all-mobs)
+; (hide-all-mobs)
(set! game-loop-thread #f)
- (set! loop-flag #f)
+ (set! game-loop-flag #f)
(quit-video))
(define (game-loop)
- (refresh-active-mobs)
+; (refresh-active-mobs)
(init-video *width-screen* *height-screen* *bpp-screen* #:title *title* #:mode *mode* #:fps *frames-per-second*)
- (set! loop-flag #t)
- (let loop ()
- (cond (loop-flag
+ (set! game-loop-flag #t)
+ (let loop ((game-elements '()))
+ (cond (game-loop-flag
(init-frame-time)
; (check-connections)
(process-events)
(else
(clear-screen)
(to-origin)
- (refresh-active-mobs)
- (run-mobs)
- (run-extensions)
+; (refresh-active-mobs)
+; (run-mobs)
+; (run-extensions)
+ (if game-loop-procedure
+ (catch #t
+ (lambda () (set! game-elements (game-loop-procedure game-elements)))
+ (lambda (key . args) #f)))
+ (process-game-elements game-elements)
(flip-screen)
(delay-frame)
- (loop)))))))
-
-(define (gacela-script args)
- (while loop-flag (sleep 1)))
+ (loop game-elements)))))))
(define (game-running?)
- loop-flag)
+ game-loop-flag)
+
+(define (process-game-elements elements)
+ (cond ((not (list? elements))
+ (process-game-elements (list elements)))
+ (else
+ (draw-meshes (filter (lambda (e) (mesh? e)) elements)))))
+(define (draw-meshes meshes)
+ (cond ((null? meshes) #t)
+ (else
+ (catch #t
+ (lambda () (mesh-draw (car meshes)))
+ (lambda (key . args) #f))
+ (draw-meshes (cdr meshes)))))
;;; Extensions to main loop