;;; SDL Initialization Subsystem
(define init-sdl #f)
+(define sdl-on? #f)
(define quit-sdl #f)
(let ((initialized #f))
(cond ((not initialized) (SDL_Init SDL_INIT_EVERYTHING) (set! initialized #t))
(else initialized))))
+ (set! sdl-on?
+ (lambda ()
+ (if initialized #t #f)))
+
(set! quit-sdl
(lambda ()
(SDL_Quit)
(set! current-color (list red green blue alpha))
(glColor4f red green blue alpha))))
-(define* (load-image image-file #:key transparent-color)
- (init-video-mode)
- (let ((loaded-image (IMG_Load image-file)))
- (cond ((= loaded-image 0) #f)
- (else (let ((optimized-image (SDL_DisplayFormat loaded-image)))
- (SDL_FreeSurface loaded-image)
- (cond ((= optimized-image 0) #f)
- ((not transparent-color) optimized-image)
- (else (SDL_SetColorKey optimized-image
- SDL_SRCCOLORKEY
- (SDL_MapRGB (surface-format optimized-image)
- (car transparent-color)
- (cadr transparent-color)
- (caddr transparent-color)))
- optimized-image)))))))
-
;;; Audio Subsystem
;;; GaCeLa Functions
-(define (init-gacela)
- (init-sdl)
- (init-gl))
-
-
(define set-frames-per-second #f)
(define init-frame-time #f)
(define delay-frame #f)
(lambda ()
(set! mobs (get-active-mobs))
(set! running #t)
- (quit? #f)
+ (quit! #f)
(do () ((quit?))
(init-frame-time)
-; (check-connections)
-; (eval-from-clients)
+ (check-connections)
+ (eval-from-clients)
(process-events)
(cond ((not (quit?))
- (glClear (+ GL_COLOR_BUFFER_BIT GL_DEPTH_BUFFER_BIT))
- (to-origin)
+ (cond ((video-mode-on?)
+ (glClear (+ GL_COLOR_BUFFER_BIT GL_DEPTH_BUFFER_BIT))
+ (to-origin)))
(cond ((mobs-changed?) (set! mobs (get-active-mobs))))
(if (procedure? game-code) (game-code))
- (process-mobs mobs)
- (SDL_GL_SwapBuffers)
+ (run-mob-actions mobs)
+ (cond ((video-mode-on?)
+ (render-mobs mobs)
+ (SDL_GL_SwapBuffers)))
(delay-frame))))
(set! running #f)))