(defun make-resource-texture (&key filename min-filter mag-filter)
`(:type texture :filename ,filename :min-filter ,min-filter :mag-filter ,mag-filter))
-(defun make-resource-font (&key filename size encoding)
- `(:type font :filename ,filename :size ,size :enconding ,encoding))
+(defun make-resource-font (&key filename encoding)
+ `(:type font :filename ,filename :enconding ,encoding))
-(let ((resources-table (make-hash-table :test 'equal)))
+(defmacro get-rtime (key)
+ `(resource-time (gethash ,key resources-table)))
+
+(defmacro get-rplist (key)
+ `(resource-plist (gethash ,key resources-table)))
+
+(defmacro get-rconstructor (key)
+ `(resource-constructor (gethash ,key resources-table)))
+
+(defmacro get-rdestructor (key)
+ `(resource-destructor (gethash ,key resources-table)))
+
+(let ((resources-table (make-hash-table :test 'equal))
+ (expiration-time 50000))
+
+ (defun set-expiration-time (new-time)
+ (setq expiration-time new-time))
(defun set-resource (key plist constructor destructor &key static)
+ (expire-resources)
(setf (gethash key resources-table)
(make-resource :plist plist
:constructor constructor
:time (if static t (SDL_GetTicks)))))
(defun get-resource (key)
- (let ((resource (gethash key resources-table)))
- (cond ((null resource) nil)
- (t (cond ((/= (resource-time resource) -1)
- (setf (resource-time resource) (SDL_GetTicks))
- (setf (gethash key resources-table) resource)))
- (resource-plist resource)))))
+ (cond ((null (gethash key resources-table)) nil)
+ (t (let ((time (get-rtime key)))
+ (cond ((null time) (funcall (get-rconstructor key)))
+ ((numberp time) (setf (get-rtime key) (SDL_GetTicks))))
+ (get-rplist key)))))
(defun free-resource (key)
- (funcall (resource-destructor (gethash key resources-table)))
- (setf (resource-time (gethash key resources-table)) nil))
+ (funcall (get-rdestructor key))
+ (setf (get-rtime key) nil))
+
+ (defun expire-resource (key &optional (now (SDL_GetTicks)))
+ (let ((time (get-rtime key)))
+ (cond ((and (numberp time) (> (- now time) expiration-time)) (free-resource key)))))
+
+ (defun expire-resources ()
+ (maphash (lambda (key res) (expire-resource key)) resources-table))
(defun free-all-resources ()
(maphash (lambda (key res) (free-resource key)) resources-table)))
-;;; Connection with the GUI
+;;; Connection with Gacela Skin
(let (socket)
- (defun connect-to-gui ()
- (setq socket (si::socket 1984 :host "localhost")))
+ (defun start-skin-client (port)
+ (when (null socket) (setq socket (si::socket port :host "localhost"))))
- (defun eval-from-gui ()
- (cond ((and socket (listen socket)) (eval (read socket))))))
+ (defun eval-from-skin ()
+ (when (si::listen socket)
+ (secure-block socket (eval (read-from-string (read-line socket))))))
+ (defun stop-skin-client ()
+ (when socket
+ (si::close socket)
+ (setq socket nil))))
-;;; GaCeLa Functions
-(let (commands)
- (defun prog-command (command)
- (setq commands (cons command commands)))
-
- (defun run-commands ()
- (cond (commands
- (let (running)
- (setq running commands)
- (setq commands nil)
- (labels ((run-com (comlst)
- (cond (comlst (run-com (cdr comlst))
- (eval (read-from-string (concatenate 'string "(progn " (car comlst) ")")))))))
- (run-com running)))))))
+;;; GaCeLa Functions
(let (time (time-per-frame (/ 1000.0 *frames-per-second*)))
(defun set-frames-per-second (fps)
(setq time-per-frame (/ 1000.0 fps)))
(init-video-mode)
(SDL_WM_SetCaption ,title "")
(init-frame-time)
+ (eval-from-skin)
+ (refresh-running-mobs)
(process-events)
(do () ((quit?))
(glClear (+ GL_COLOR_BUFFER_BIT GL_DEPTH_BUFFER_BIT))
+ (logic-mobs)
+ (render-mobs)
(glLoadIdentity)
,@code
(SDL_GL_SwapBuffers)
(delay-frame)
(init-frame-time)
+ (eval-from-skin)
+ (refresh-running-mobs)
(process-events)
(setq running nil))))
(defun quit-game ()
-; (free-all-resources)
+ (free-all-resources)
; (quit-audio)
-; (quit-ttf)
(quit-video-mode)
-; (quit-all-procs)
+ (quit-all-mobs)
; (clear-events)
; (quit-events)
(quit-sdl))