Added random-float and reporter tests

[clnl] / src / main / nvm.lisp

diff --git a/src/main/nvm.lisp b/src/main/nvm.lisp
index 3ea76d9309c681662c6f35e686348dc8212fc812..c203ebea5f9e0c933df21476a43a6b4758ab8356 100644 (file)
--- a/src/main/nvm.lisp
+++ b/src/main/nvm.lisp
@@ -2,8 +2,70 @@
 
 ; This is the engine.  Yay.
 
+(defvar *current-id* 0)
+
+(defstruct turtle who color heading xcor ycor)
+(defvar *turtles* nil)
+(defvar *myself* nil)
+(defvar *self* nil)
+
+(defun show (n)
+ (format t "Showing: ~A~%" (dump-object n)))
+
+(defun create-turtle ()
+ (push
+  (make-turtle :who *current-id*
+               :color (coerce (+ 5 (* 10 (cl-nl.random:next-int 14))) 'double-float)
+               :heading (coerce (cl-nl.random:next-int 360) 'double-float)
+               :xcor 0d0
+               :ycor 0d0)
+  *turtles*)
+ (incf *current-id*))
+
+(defun turtles () *turtles*)
+
+(defun ask (agent-set fn)
+ (mapcar
+  (lambda (agent)
+   (let
+    ((*myself* *self*)
+     (*self* agent))
+    (funcall fn)))
+  (shuffle agent-set)))
+
+(defun shuffle (agent-set)
+ (let
+  ((copy (copy-list agent-set)))
+  (append
+   (loop for i to (- (length copy) 2)
+         for idx = (+ i (cl-nl.random:next-int (- (length copy) i)))
+         for next = (nth idx copy)
+         do (setf (nth idx copy) (nth i copy))
+         collect next)
+   (last copy))))
+
+(defun random-float (n)
+ (cl-nl.random:next-double n))
+
+(defun fd (n)
+ (when (not (turtle-p *self*)) (error "Gotta call fd in turtle scope, dude"))
+ (setf (turtle-xcor *self*) (+ (turtle-xcor *self*) (sin (* pi (/ (turtle-heading *self*) 180)))))
+ (setf (turtle-ycor *self*) (+ (turtle-ycor *self*) (cos (* pi (/ (turtle-heading *self*) 180))))))
+
 (defun create-turtles (n)
- (format t "HELLO WORLD ~A~%" n))
+ (loop for i from 1 to n do (create-turtle)))
+
+(defun create-world ()
+ (setf *turtles* nil)
+ (setf *current-id* 0))
+
+(defgeneric dump-object (o))
+(defmethod dump-object ((n double-float))
+ (multiple-value-bind (int rem) (floor n)
+  (if (eql 0d0 rem)
+      (format nil "~A" int)
+      (format nil "~F" n))))
+(defmethod dump-object ((o string)) o)
 
 (defun export-world ()
  (format nil "~{~A~%~}"
@@ -13,11 +75,22 @@
    ""
    (format nil "~S" "GLOBALS")
    "\"min-pxcor\",\"max-pxcor\",\"min-pycor\",\"max-pycor\",\"perspective\",\"subject\",\"nextIndex\",\"directed-links\",\"ticks\","
-   "\"-1\",\"1\",\"-1\",\"1\",\"0\",\"nobody\",\"0\",\"\"\"NEITHER\"\"\",\"-1\""
+   (format nil "\"-1\",\"1\",\"-1\",\"1\",\"0\",\"nobody\",\"~A\",\"\"\"NEITHER\"\"\",\"-1\"" *current-id*)
    ""
    (format nil "~S" "TURTLES")
    "\"who\",\"color\",\"heading\",\"xcor\",\"ycor\",\"shape\",\"label\",\"label-color\",\"breed\",\"hidden?\",\"size\",\"pen-size\",\"pen-mode\""
-   ""
+   (format nil "~{~A~%~}"
+    (mapcar
+     (lambda (turtle)
+      (format nil
+       "\"~A\",\"~A\",\"~A\",\"~A\",\"~A\",\"\"\"default\"\"\",\"\"\"\"\"\",\"9.9\",\"{all-turtles}\",\"false\",\"1\",\"1\",\"\"\"up\"\"\""
+       (turtle-who turtle)
+       (dump-object (turtle-color turtle))
+       (dump-object (turtle-heading turtle))
+       (dump-object (turtle-xcor turtle))
+       (dump-object (turtle-ycor turtle))
+       ))
+     (reverse *turtles*)))
    (format nil "~S" "PATCHES")
    "\"pxcor\",\"pycor\",\"pcolor\",\"plabel\",\"plabel-color\""
    "\"-1\",\"1\",\"0\",\"\"\"\"\"\",\"9.9\""