+++ /dev/null
-;;; Gacela, a GNU Common Lisp extension for fast games development
-;;; Copyright (C) 2009 by Javier Sancho Fernandez <jsf at jsancho dot org>
-;;;
-;;; This program is free software: you can redistribute it and/or modify
-;;; it under the terms of the GNU General Public License as published by
-;;; the Free Software Foundation, either version 3 of the License, or
-;;; (at your option) any later version.
-;;;
-;;; This program is distributed in the hope that it will be useful,
-;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-;;; GNU General Public License for more details.
-;;;
-;;; You should have received a copy of the GNU General Public License
-;;; along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-(defmacro compile-gfile (file-name &key include)
- `(progn
- (setq compiler::*cc* (concatenate 'string compiler::*cc* ,include " "))
- (compile-file ,file-name :system-p t)))
-
-(defun compile-gacela ()
- (compile-gfile "gacela.lisp")
- (compile-gfile "gacela_misc.lisp")
- (compile-gfile "gacela_SDL.lisp")
- (compile-gfile "gacela_GL.lisp")
- (compile-gfile "gacela_FTGL.lisp")
- (compile-gfile "gacela_draw.lisp")
- (compile-gfile "gacela_ttf.lisp")
- (compile-gfile "gacela_events.lisp")
- (compile-gfile "gacela_mobs.lisp")
- (compile-gfile "gacela_widgets.lisp"))
-
-(defun link-gacela ()
- (compiler::link
- '("gacela.o" "gacela_misc.o" "gacela_SDL.o" "gacela_GL.o" "gacela_FTGL.o" "gacela_draw.o" "gacela_ttf.o" "gacela_events.o" "gacela_mobs.o" "gacela_widgets.o")
- "gacela"
- ""
- "-lSDL -lSDL_image -lSDL_ttf -lSDL_mixer -lSDL_gfx -lGL -lGLU -lftgl"))
-
-(defun build-gacela ()
- (compile-gacela)
- (link-gacela))
(define (process-mobs mobs)
(for-each (lambda (m) (m #:render)) mobs))
+
+;;; Actions and looks for mobs
+
+(defmacro make-behaviour (name attr &rest code)
+ `(defun ,(get-behaviour-fun-name name) (object-attr)
+ (let ,(mapcar #'attribute-definition attr)
+ ,@code
+ ,(cons 'progn (mapcar #'attribute-save (reverse attr)))
+ object-attr)))
+
+(defun get-behaviour-fun-name (name)
+ (intern (concatenate 'string "BEHAVIOUR-" (string-upcase (string name))) 'gacela))
+
+(defun attribute-name (attribute)
+ (intern (string attribute) 'keyword))
+
+(define (attribute-definition attribute)
+ (let* ((name (cond ((list? attribute) (car attribute))
+ (else attribute)))
+ (pname (attribute-name name))
+ (value (cond ((listp attribute) (cadr attribute)))))
+ `(,name (getf object-attr ,pname ,value))))
+
+(defun attribute-save (attribute)
+ (let* ((name (cond ((listp attribute) (car attribute))
+ (t attribute)))
+ (pname (attribute-name name)))
+ `(setf (getf object-attr ,pname) ,name)))
+
(define-macro (lambda-look . look)
(define (process-look look)
(cond ((null? look) (values '() '()))
,@look-lines
(glPopMatrix)))))
+
+;;; Making mobs
+
(define-macro (define-mob mob-head . look)
(let ((name (car mob-head)) (attr (cdr mob-head)))
`(define ,name
((get-attr)
attr)
((set-attr)
- (if (not (null? params)) (set! attr (car params))))))))
+ (if (not (null? params)) (set! attr (car params))))
+ ((get-actions)
+ actions)
+ ((set-actions)
+ (if (not (null? params)) (set! actions (car params))))
+ ((get-renders)
+ renders)
+ ((set-renders)
+ (if (not (null? params)) (set! renders (car params))))))))
(cond ((not (null? ',look))
(display ',look)
(newline)))