;;; along with this program. If not, see <http://www.gnu.org/licenses/>.
-(use-modules (srfi srfi-1))
+;;; Mobs Factory
-;;; Actions for mobs
+(define add-mob #f)
+(define kill-mob #f)
+(define get-active-mobs #f)
+(define reload-mobs? #f)
-(define-macro (define-action name attr . code)
- `(define (,name mob-attr)
- (let ,attr
- ,@code
- ,(cons 'begin (map #'attribute-save (reverse attr)))
- mob-attr)))
-
-(defun attribute-save (attribute)
- (let* ((name (cond ((listp attribute) (car attribute))
- (t attribute)))
- (pname (attribute-name name)))
- `(setf (getf object-attr ,pname) ,name)))
-
-
-
-;;; Mob Factory
-
-(define-macro (makemob name . methods)
- `(define* (,name . args)
- (let ((option (car args)))
- ,(lset-union eq?
- `(case option
- (:on (mob-on ',name))
- (:off (mob-off ',name)))
- (define (options m)
- (let ((option (car m)) (body (cadr m)))
- (cond ((null? m) '())
- (else (cons (list option `(apply ,body (cdr args))) (options (cddr m)))))))
- (options methods)))))
-
-(define-macro (makemob name . methods)
- (define (options m)
- (cond ((null? m) '((else #f)))
- (else
- (let ((option (caar m)) (body (cadar m)))
- (cons `((,option) (apply ,body (cdr args))) (options (cdr m)))))))
- (let ((m (options methods)))
- `(define (,name . args)
- (let ((option (car args)))
- (case option
- ((#:on) (mob-on ',name))
- ((#:off) (mob-off ',name))
- ,@m)))))
-
-
-(define mob-on #f)
-(define run-mobs #f)
-(define mob-off #f)
-(define refresh-running-mobs #f)
-(define quit-all-mobs #f)
-
-(let ((running-mobs '()) (mobs-to-add '()) (mobs-to-quit '()))
- (set! mob-on
+(let ((active-mobs '(m1 m2)) (reload #f))
+ (set! add-mob
(lambda (mob)
- (push mob mobs-to-add)))
-
- (set! run-mobs
- (lambda* (option #:key args function)
- (define (run-mobs-rec mobs)
- (cond ((null? mobs) #f)
- (else
- (cond (function (function)))
- (catch #t (lambda () (apply (car mobs) (cons option args))) (lambda (key . args) #f))
- (or #t (run-mobs-rec (cdr mobs))))))
- (run-mobs-rec running-mobs)))
+ (pushnew (procedure-name mob) active-mobs)
+ (set! reload #t)))
- (set! mob-off
+ (set! kill-mob
(lambda (mob)
- (push mob mobs-to-quit)))
-
- (set! refresh-running-mobs
- (lambda ()
- (do ((mob (pop mobs-to-add) (pop mobs-to-add))) ((null? mob))
- (push mob running-mobs)
- (catch #t (lambda () (mob #:init)) (lambda (key . args) #f)))
- (set! running-mobs (reverse (lset-difference eq? running-mobs mobs-to-quit)))
- (set! mobs-to-quit '())))
-
- (set! quit-all-mobs
- (lambda ()
- (set! running-mobs '())
- (set! mobs-to-add '())
- (set! mobs-to-quit '()))))
-
-
-(define (logic-mobs)
- (run-mobs #:logic))
-
-(define (render-mobs)
- (run-mobs #:render #:function (lambda () (glLoadIdentity))))
+ (set! active-mobs (lset-difference eq? active-mobs (list (procedure-name mob))))
+ (set! reload #t)))
+
+ (set! get-active-mobs
+ (lambda () active-mobs))
+
+ (set! reload-mobs?
+ (lambda () reload)))
+
+
+(define-macro (get-mobs-function)
+ (let ((mobs (get-active-mobs)))
+ `(lambda () ,@(map (lambda (mob) `(,mob)) mobs))))
+
+(define-macro (define-mob mob-head . look)
+ (let ((name (car mob-head)) (attr (cdr mob-head)))
+ `(begin
+ (define ,name #f)
+ (let ((attr ,attr))
+ (set! ,name
+ (lambda (option)
+ (case option
+ ((#:render)
+ (glPushMatrix)
+ ,@(map (lambda (x) (if (string? x) `(draw-image ,x) x)) look)
+ (glPopMatrix)))))))))