+++ /dev/null
-(in-package #:clnl-nvm)
-
-(defvar *current-id* 0)
-
-(defvar *turtles* nil)
-(defvar *turtles-own-vars* nil)
-(defvar *patches-own-vars* nil)
-(defvar *patches* nil)
-(defvar *myself* nil)
-(defvar *self* nil)
-(defvar *dimensions* nil)
-(defvar *globals* nil)
-(defvar *topology* :torus)
-(defvar *ticks* nil)
-(defvar *breeds* nil)
-
-(define-condition stop nil nil)
-(define-condition death nil nil)
-
-(defmacro with-stop-handler (&rest forms)
- "MACRO WITH-STOP-HANDLER &rest FORMS => HANDLED-FORM
-
-ARGUMENTS AND VALUES:
-
- FORMS: body to be handled
- HANDLED-FORM: body with handling
-
-DESCRIPTION:
-
- WITH-STOP-HANDLER is a convenience macro to handle when
- programs issue a stop condition. When one does, a simple
- :stop is returned."
- `(handler-case (progn ,@forms) (stop (s) (declare (ignore s)) :stop)))
-
-(defmacro with-stop-and-death-handler (&rest forms)
- `(handler-case
- (progn ,@forms)
- (stop (s) (declare (ignore s)) :stop)
- (death (d) (declare (ignore d)) :death)))
-
-(defmacro defcommand (name args docstring &rest body)
- `(defun ,name ,args ,docstring ,@body :undefined))
-
-(defstruct turtle who breed color heading xcor ycor (label "") label-color size shape own-vars)
-(defstruct patch color xcor ycor own-vars turtles)
-
-(defun agentset-list (agentset)
- (cond
- ((eql agentset :turtles) *turtles*)
- ((eql agentset :patches) *patches*)
- ((and (listp agentset) (eql :agentset (car agentset))) (cddr agentset))
- ((find agentset *breeds* :key #'car)
- (remove agentset *turtles* :key #'turtle-breed :test-not #'eql))
- (t (error "Doesn't seem to be an agentset: ~A" agentset))))
-
-(defun agentset-breed (agentset)
- (cond
- ((eql agentset :turtles) :turtles)
- ((eql agentset :patches) :patches)
- ((find agentset *breeds* :key #'car) agentset)
- ((and (listp agentset) (eql :agentset (car agentset))) (second agentset))
- (t (error "Doesn't seem to be an agentset: ~A" agentset))))
-
-(defun list->agentset (list breed)
- (append (list :agentset breed) list))
-
-(defun agentset-p (o)
- (or
- (eql o :turtles)
- (eql o :patches)
- (find o *breeds* :key #'car)
- (and (listp o) (eql :agentset (car o)))))
-
-(defun agent-p (o)
- (or (turtle-p o) (patch-p o)))
-
-(defun breed-p (breed)
- (find breed *breeds* :key #'car))
-
-(defun breed-default-shape (breed)
- (second (find breed *breeds* :key #'car)))
-
-(defsetf breed-default-shape (breed) (shape)
- `(setf (second (find ,breed *breeds* :key #'car)) ,shape))