(in-package #:clnl-nvm)
-; Implementations of all the things the nvm can do.
-
-(defun show (value)
- "SHOW VALUE => RESULT
-
-ARGUMENTS AND VALUES:
-
- VALUE: a NetLogo value
- RESULT: undefined
-
-DESCRIPTION:
-
- A command that prints the given NetLogo value to the command center.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#show"
- (format t "Showing: ~A~%" (dump-object value)))
-
(defun lookup-color (color)
"LOOKUP-COLOR COLOR => COLOR-NUMBER
(:magenta 125d0)
(:pink 135d0)))
-(defun create-turtle ()
- (let
- ((new-turtle (make-turtle
+(defun create-turtle (breed &optional base-turtle)
+ (let*
+ ((breed (or breed (and base-turtle (turtle-breed base-turtle)) :turtles))
+ (new-turtle (make-turtle
:who (coerce *current-id* 'double-float)
- :color (coerce (+ 5 (* 10 (clnl-random:next-int 14))) 'double-float)
- :heading (coerce (clnl-random:next-int 360) 'double-float)
- :xcor 0d0
- :ycor 0d0)))
+ :color (if base-turtle
+ (turtle-color base-turtle)
+ (coerce (+ 5 (* 10 (clnl-random:next-int 14))) 'double-float))
+ :heading (if base-turtle
+ (turtle-heading base-turtle)
+ (coerce (clnl-random:next-int 360) 'double-float))
+ :label-color (if base-turtle (turtle-label-color base-turtle) 9.9d0)
+ :size (if base-turtle (turtle-size base-turtle) 1d0)
+ :breed breed
+ :shape (breed-default-shape breed)
+ :xcor (if base-turtle (turtle-xcor base-turtle) 0d0)
+ :ycor (if base-turtle (turtle-ycor base-turtle) 0d0)
+ :own-vars (when base-turtle (copy-list (turtle-own-vars base-turtle))))))
+ (let
+ ((patch (patch-at (turtle-xcor new-turtle) (turtle-ycor new-turtle))))
+ (setf (patch-turtles patch) (nconc (patch-turtles patch) (list new-turtle))))
(setf *turtles* (nconc *turtles* (list new-turtle)))
(incf *current-id*)
new-turtle))
-(defun die ()
- "DIE => RESULT
-
-ARGUMENTS AND VALUES:
-
- RESULT: undefined, commands don't return
-
-DESCRIPTION:
-
- The turtle or link dies
-
- A dead agent ceases to exist. The effects of this include:
- - The agent will not execute any further code.
- - The agent will disappear from any agentsets it was in, reducing the size of those agentsets by one.
- - Any variable that was storing the agent will now instead have nobody in it.
- - If the dead agent was a turtle, every link connected to it also dies.
- - If the observer was watching or following the agent, the observer's perspective resets.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#die"
- (when (not (turtle-p *self*)) (error "Gotta call die in turtle scope, dude (~A)" *self*))
- (setf (turtle-who *self*) -1)
- (setf *turtles* (remove *self* *turtles*)))
-
-(defun patches ()
- "PATCHES => ALL-PATCHES
-
-ARGUMENTS AND VALUES:
-
- ALL-PATCHES: a NetLogo agentset, all patches
-
-DESCRIPTION:
-
- Reports the agentset consisting of all the patches.
-
- This agentset is special in that it represents the living patches
- each time it's used, so changes depending on the state of the engine.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#patches"
- :patches)
-
-(defun turtles ()
- "TURTLES => ALL-TURTLES
-
-ARGUMENTS AND VALUES:
-
- ALL-TURTLES: a NetLogo agentset, all turtles
-
-DESCRIPTION:
-
- Reports the agentset consisting of all the turtles.
-
- This agentset is special in that it represents the living turtles
- each time it's used, so changes depending on the state of the engine.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#turtles"
- :turtles)
-
-(defun ask (agent-or-agentset fn)
- "ASK AGENT-OR-AGENTSET FN => RESULT
-
- AGENT-OR-AGENTSET: AGENT | AGENTSET
-
-ARGUMENTS AND VALUES:
-
- FN: a function, run on each agent
- RESULT: undefined, commands don't return
- AGENT: a NetLogo agent
- AGENTSET: a NetLogo agentset
-
-DESCRIPTION:
-
- ASK is equivalent to ask in NetLogo.
-
- The specified AGENTSET or AGENT runs the given FN. In the case of an
- AGENTSET, the order in which the agents are run is random each time,
- and only agents that are in the set at the beginning of the call.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#ask"
- (cond
- ((agentset-p agent-or-agentset)
- (let
- ((iter (shufflerator (agentset-list agent-or-agentset))))
- (loop
- :for agent := (funcall iter)
- :while agent
- :do (let ((*myself* *self*) (*self* agent)) (funcall fn)))))
- ((agent-p agent-or-agentset)
- (let ((*myself* *self*) (*self* agent-or-agentset)) (funcall fn)))
- (t
- (error "Ask requires an agentset or agent but got: ~A" agent-or-agentset))))
-
-(defun count (agentset)
- "COUNT AGENTSET => N
-
-ARGUMENTS AND VALUES:
-
- AGENTSET: a NetLogo agentset
- N: a number
-
-DESCRIPTION:
-
- COUNT is equivalent to count in NetLogo. Returns N, the number of
- agents in AGENTSET.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#count"
- (coerce (length (agentset-list agentset)) 'double-float))
-
-(defun of (fn agent-or-agentset)
- "OF FN AGENT-OR-AGENTSET => RESULT
-
- AGENT-OR-AGENTSET: AGENT | AGENTSET
- RESULT: RESULT-LIST | RESULT-VALUE
-
-ARGUMENTS AND VALUES:
-
- FN: a function, run on each agent
- AGENT: a NetLogo agent
- AGENTSET: a NetLogo agentset
- RESULT-LIST: a list
- RESULT-VALUE: a single value
-
-DESCRIPTION:
-
- OF is equivalent to of in NetLogo.
-
- The specified AGENTSET or AGENT runs the given FN. In the case of an
- AGENTSET, the order in which the agents are run is random each time,
- and only agents that are in the set at the beginning of the call.
-
- RESULT-LIST is returned when the input is an AGENTSET, but RESULT-VALUE
- is returned when only passed an AGENT.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#of"
- (cond
- ((agentset-p agent-or-agentset)
- (let
- ((iter (shufflerator (agentset-list agent-or-agentset))))
- (loop
- :for agent := (funcall iter)
- :while agent
- :collect (let ((*myself* *self*) (*self* agent)) (funcall fn)))))
- ((agent-p agent-or-agentset)
- (let ((*myself* *self*) (*self* agent-or-agentset)) (funcall fn)))
- (t
- (error "Of requires an agentset or agent but got: ~A" agent-or-agentset))))
-
-(defun with (agentset fn)
- "WITH AGENTSET FN => RESULT-AGENTSET
-
-ARGUMENTS AND VALUES:
-
- AGENTSET: a NetLogo agentset
- FN: a boolean function, run on each agent to determine if included
- RESULT-AGENTSET: an agentset of valid agents
-
-DESCRIPTION:
-
- WITH is equivalent to with in NetLogo.
-
- Returns a new agentset containing only those agents that reported true
- when FN is called.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#with"
- (list->agentset
- (remove-if-not
- (lambda (agent)
- (let ((*myself* *self*) (*self* agent)) (funcall fn)))
- (agentset-list agentset))
- (agentset-breed agentset)))
-
(defun shufflerator (agentset-list)
(let
((copy (copy-list agentset-list))
(i 0)
(agent nil))
- (flet
+ (labels
((fetch ()
(let
((idx (when (< i (1- (length copy))) (+ i (clnl-random:next-int (- (length copy) i))))))
(when idx (setf agent (nth idx copy)))
(when idx (setf (nth idx copy) (nth i copy)))
- (incf i))))
+ (incf i)
+ (when (and (<= i (length copy)) (turtle-p agent) (= -1 (turtle-who agent))) (fetch)))))
(fetch) ; we pre-fetch because netlogo does, rng sync hype!
(lambda ()
(cond
((= i (length copy)) (incf i) (car (last copy)))
(t (let ((result agent)) (fetch) result)))))))
-(defun random-float (n)
- "RANDOM-FLOAT N => RANDOM-NUMBER
-
-ARGUMENTS AND VALUES:
-
- N: a double, the upper bound of the random float
- RANDOM-NUMBER: a double, the random result
-
-DESCRIPTION:
-
- Returns a random number strictly closer to zero than N.
-
- If number is positive, returns a random floating point number greater than
- or equal to 0 but strictly less than number.
-
- If number is negative, returns a random floating point number less than or equal
- to 0, but strictly greater than number.
-
- If number is zero, the result is always 0.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#random-float"
- (clnl-random:next-double n))
-
-(defun random (n)
- "RANDOM N => RANDOM-NUMBER
-
-ARGUMENTS AND VALUES:
-
- N: an integer, the upper bound of the random
- RANDOM-NUMBER: an integer, the random result
-
-DESCRIPTION:
-
- Returns a random number strictly closer to zero than N.
-
- If number is positive, returns a random integer greater than or equal to 0,
- but strictly less than number.
-
- If number is negative, returns a random integer less than or equal to 0,
- but strictly greater than number.
-
- If number is zero, the result is always 0.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#random"
- (coerce (clnl-random:next-long (truncate n)) 'double-float))
-
-(defun random-xcor ()
- "RANDOM-XCOR => RANDOM-NUMBER
-
-ARGUMENTS AND VALUES:
-
- RANDOM-NUMBER: a float, the random result
-
-DESCRIPTION:
-
- Returns a random floating point number in the allowable range of turtle
- coordinates along the x axis.
-
- These range from min-pxcor - 0.5 (inclusive) to max-pxcor + 0.5 (exclusive)
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#random-cor"
- (let
- ((min (- (min-pxcor) 0.5d0))
- (max (+ (max-pxcor) 0.5d0)))
- (+ min (clnl-random:next-double (- max min)))))
-
-(defun random-ycor ()
- "RANDOM-YCOR => RANDOM-NUMBER
-
-ARGUMENTS AND VALUES:
-
- RANDOM-NUMBER: a float, the random result
-
-DESCRIPTION:
-
- Returns a random floating point number in the allowable range of turtle
- coordinates along the y axis.
-
- These range from min-pycor - 0.5 (inclusive) to max-pycor + 0.5 (exclusive)
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#random-cor"
- (let
- ((min (- (min-pycor) 0.5d0))
- (max (+ (max-pycor) 0.5d0)))
- (+ min (clnl-random:next-double (- max min)))))
-
-(defun one-of (list-or-agentset)
- "ONE-OF LIST-OR-AGENTSET => RESULT
-
- LIST-OR-AGENTSET: LIST | AGENTSET
- RESULT: RANDOM-VALUE | RANDOM-AGENT | :nobody
-
-ARGUMENTS AND VALUES:
-
- LIST: A list
- AGENTSET: An agent set
- RANDOM-VALUE: a value in LIST
- RANDOM-AGENT: an agent if AGENTSET is non empty
-
-DESCRIPTION:
-
- From an AGENTSET, returns a RANDOM-AGENT. If the agentset is empty, returns :nobody.
- From a list, returns a RANDOM-VALUE. If the list is empty, an error occurs.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#one-of"
- (cond
- ((agentset-p list-or-agentset)
- (let*
- ((agentset-list (agentset-list list-or-agentset))
- (length (length agentset-list)))
- (if (zerop length) :nobody (nth (clnl-random:next-int length) agentset-list))))
- ((listp list-or-agentset)
- (let*
- ((length (length list-or-agentset)))
- (if (zerop length)
- (error "one-of requires a nonempty list")
- (nth (clnl-random:next-int length) list-or-agentset))))
- (t (error "one-of requires a list or agentset"))))
-
-(defun jump (n)
- (when (not (turtle-p *self*)) (error "Gotta call jump in turtle scope, dude (~A)" *self*))
- (setf
- (turtle-xcor *self*)
- (wrap-x *topology*
- (+ (turtle-xcor *self*) (* n (using-cached-sin (turtle-heading *self*))))))
- (setf
- (turtle-ycor *self*)
- (wrap-y *topology*
- (+ (turtle-ycor *self*) (* n (using-cached-cos (turtle-heading *self*)))))))
-
-(defun setxy (x y)
- "SETXY X Y => RESULT
-
-ARGUMENTS AND VALUES:
-
- X: a double
- Y: a double
- RESULT: undefined
-
-DESCRIPTION:
-
- Sets the x-coordinate and y-coordinate for the turle. Equivalent to
- set xcor x set ycor y, except it happens in one step inside of two.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#setxy"
- (when (not (turtle-p *self*)) (error "Gotta call setxy in turtle scope, dude (~A)" *self*))
- (setf (turtle-xcor *self*) (wrap-x *topology* x))
- (setf (turtle-ycor *self*) (wrap-y *topology* y)))
-
-(defun forward (n)
- "FORWARD N => RESULT
-
-ARGUMENTS AND VALUES:
-
- N: a double, the amount the turtle moves forward
- RESULT: undefined
-
-DESCRIPTION:
-
- Moves the current turtle forward N steps, one step at a time.
-
- This moves forward one at a time in order to make the view updates look
- good in the case of a purposefully slow running instance. If the number
- is negative, the turtle moves backward.
-
- If the current agent is not a turtle, it raises an error.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#forward"
- (when (not (turtle-p *self*)) (error "Gotta call fd in turtle scope, dude (~A)" *self*))
- (labels
- ((internal (i)
- (cond
- ((< (abs i) 3.2e-15) nil)
- ((< (abs i) 1d0) (jump i))
- (t (jump (if (> i 0d0) 1d0 -1d0)) (internal (- i (if (> i 0d0) 1d0 -1d0)))))))
- (internal n)))
-
-(defun turn-right (n)
- "TURN-RIGHT N => RESULT
-
-ARGUMENTS AND VALUES:
-
- N: a double, the amount the turtle turns
- RESULT: undefined
-
-DESCRIPTION:
-
- The turtle turns right by number degrees. (If number is negative, it turns left.)
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#right"
- (when (not (turtle-p *self*)) (error "Gotta call fd in turtle scope, dude (~A)" *self*))
- (let
- ((new-heading (+ (turtle-heading *self*) n)))
- (setf (turtle-heading *self*)
- (cond
- ((< new-heading 0) (+ (mod new-heading -360) 360))
- ((>= new-heading 360) (mod new-heading 360))
- (t new-heading)))))
-
-(defun turn-left (n)
- "TURN-LEFT N => RESULT
-
-ARGUMENTS AND VALUES:
-
- N: a double, the amount the turtle turns
- RESULT: undefined
-
-DESCRIPTION:
-
- The turtle turns left by number degrees. (If number is negative, it turns right.)
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#right"
- (turn-right (- n)))
-
-(defun create-turtles (n &optional fn)
- "CREATE-TURTLES N &optional FN => RESULT
-
-ARGUMENTS AND VALUES:
-
- N: an integer, the numbers of turtles to create
- FN: A function, applied to each turtle after creation
- RESULT: undefined
-
-DESCRIPTION:
-
- Creates number new turtles at the origin.
-
- New turtles have random integer headings and the color is randomly selected
- from the 14 primary colors. If a function is supplied, the new turtles
- immediately run it.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#create-turtles"
- (let
- ((new-turtles (loop :repeat n :collect (create-turtle))))
- (when fn (ask (list->agentset new-turtles :turtles) fn))))
-
-(defun reset-ticks ()
- "RESET-TICKS => RESULT
-
-ARGUMENTS AND VALUES:
-
- RESULT: undefined
-
-DESCRIPTION:
-
- Resets the tick counter to zero, sets up all plots, then updates all plots.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#reset-ticks"
- (setf *ticks* 0d0))
-
-(defun tick ()
- "RESET-TICKS => RESULT
-
-ARGUMENTS AND VALUES:
-
- RESULT: undefined
-
-DESCRIPTION:
-
- Advances the tick counter by one and updates all plots.
-
- If the tick counter has not been started yet with reset-ticks, an error results.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#tick"
-
- (when (not *ticks*) (error "reset-ticks must be called"))
- (incf *ticks*))
-
-(defun ticks ()
- "TICKS => CURRENT-TICKS
-
-ARGUMENTS AND VALUES:
-
- CURRENT-TICKS: A positiv double, representing the current number of ticks
-
-DESCRIPTION:
-
- Reports the current value of the tick counter. The result is always a number and never negative.
-
- If the tick counter has not been started yet with reset-ticks, an error results.
-
- See http://ccl.northwestern.edu/netlogo/docs/dictionary.html#ticks"
- (when (not *ticks*) (error "reset-ticks must be called"))
- *ticks*)
-
-(defun create-world (&key dims)
- "CREATE-WORLD &key DIMS => RESULT
+(defun create-world (&key dims globals turtles-own-vars patches-own-vars breeds)
+ "CREATE-WORLD &key DIMS GLOBALS TURTLES-OWN-VARS PATCHES-OWN-VARS BREEDS => RESULT
DIMS: (:xmin XMIN :xmax XMAX :ymin YMIN :ymax YMAX)
+ GLOBALS: GLOBAL*
+ TURTLES-OWN-VARS: TURTLES-OWN-VAR*
+ PATCHES-OWN-VARS: PATCHES-OWN-VAR*
+ BREEDS: BREED*
+ GLOBAL: (GLOBAL-NAME GLOBAL-ACCESS-FUNC)
ARGUMENTS AND VALUES:
XMAX: An integer representing the maximum patch coord in X
YMIN: An integer representing the minimum patch coord in Y
YMAX: An integer representing the maximum patch coord in Y
+ TURTLES-OWN-VAR: Symbol for the turtles own variable in the keyword package
+ PATCHES-OWN-VAR: Symbol for the patches own variable in the keyword package
+ BREED: A list of symbols representing the possible preeds
+ GLOBAL-NAME: Symbol for the global in the keyword package
+ GLOBAL-ACCESS-FUNC: Function to get the value of the global
DESCRIPTION:
This should be called before using the engine in any real capacity. If
called when an engine is already running, it may do somethign weird."
+ (setf *turtles-own-vars* turtles-own-vars)
+ (setf *patches-own-vars* patches-own-vars)
(setf *dimensions* dims)
- (setf
- *patches*
- (loop
- :for y :from (max-pycor) :downto (min-pycor)
- :append (loop
- :for x :from (min-pxcor) :to (max-pxcor)
- :collect (make-patch
- :xcor (coerce x 'double-float)
- :ycor (coerce y 'double-float)
- :color 0d0))))
- (setf *turtles* nil)
- (setf *current-id* 0))
-
-; These match netlogo's dump
-(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)
- (let
- ((output (format nil "~D" n)))
- ; Someday we'll have d<posint>, but this is not that day!
- (cl-ppcre:regex-replace "d-" (cl-ppcre:regex-replace "d0" output "") "E-")))))
-
-(defmethod dump-object ((o string)) (format nil "~A" (cl-ppcre:regex-replace-all "\"" (format nil "~S" o) "\"\"")))
-
-(defmethod dump-object ((o (eql t))) "true")
-(defmethod dump-object ((o (eql nil))) "false")
-
-(defmethod dump-object ((o list))
- (cond
- ((agentset-p o) (format nil "(agentset, ~A ~A)" (dump-object (count o)) (string-downcase (agentset-breed o))))
- (t (format nil "[~{~A~^ ~}]" (mapcar #'dump-object o)))))
-
-(defmethod dump-object ((o patch))
- (format nil "(patch ~A ~A)" (dump-object (patch-xcor o)) (dump-object (patch-ycor o))))
-
-(defmethod dump-object ((o turtle)) (format nil "(turtle ~A)" (dump-object (turtle-who o))))
-(defmethod dump-object ((o (eql :nobody))) (format nil "nobody"))
+ (setf *globals* globals)
+ (setf *breeds*
+ (append
+ (list (list :turtles "default"))
+ (mapcar (lambda (breed) (list breed "default")) breeds)))
+ (clear-ticks)
+ (clear-patches)
+ (clear-turtles))
(defun current-state ()
"CURRENT-STATE => WORLD-STATE
:xcor (turtle-xcor turtle)
:ycor (turtle-ycor turtle)
:heading (turtle-heading turtle)
+ :shape (turtle-shape turtle)
:size (turtle-size turtle)))
*turtles*)
(mapcar
:ycor (patch-ycor patch)))
*patches*)))
-(defun export-turtles ()
- (append
- (list
- "\"TURTLES\""
- (format nil "~A~A"
- "\"who\",\"color\",\"heading\",\"xcor\",\"ycor\",\"shape\",\"label\",\"label-color\","
- "\"breed\",\"hidden?\",\"size\",\"pen-size\",\"pen-mode\""))
- (mapcar
- (lambda (turtle)
- (format nil
- "\"~A\",\"~A\",\"~A\",\"~A\",\"~A\",\"\"\"default\"\"\",\"~A\",\"~A\",\"{all-turtles}\",\"false\",\"~A\",~A"
- (dump-object (turtle-who turtle))
- (dump-object (turtle-color turtle))
- (dump-object (turtle-heading turtle))
- (dump-object (turtle-xcor turtle))
- (dump-object (turtle-ycor turtle))
- (dump-object (turtle-label turtle))
- (dump-object (turtle-label-color turtle))
- (dump-object (turtle-size turtle))
- "\"1\",\"\"\"up\"\"\""))
- *turtles*)))
-
-(defun export-patches ()
- (append
- (list
- "\"PATCHES\""
- "\"pxcor\",\"pycor\",\"pcolor\",\"plabel\",\"plabel-color\"")
- (mapcar
- (lambda (patch)
- (format nil
- "\"~A\",\"~A\",\"~A\",\"\"\"\"\"\",\"9.9\""
- (dump-object (patch-xcor patch))
- (dump-object (patch-ycor patch))
- (dump-object (patch-color patch))))
- *patches*)))
+; These match netlogo's dump
+(defgeneric dump-object (o))
-(defun export-world ()
- "EXPORT-WORLD => WORLD-CSV
+(defmethod dump-object ((n double-float))
+ (multiple-value-bind (int rem) (floor n)
+ (if (eql 0d0 rem)
+ (format nil "~A" int)
+ (let
+ ((output (format nil "~D" n)))
+ ; Someday we'll have d<posint>, but this is not that day!
+ (cl-ppcre:regex-replace "d-" (cl-ppcre:regex-replace "d0" output "") "E-")))))
-ARGUMENTS AND VALUES:
+(defmethod dump-object ((o string)) (format nil "~A" (cl-ppcre:regex-replace-all "\"" (format nil "~S" o) "\"\"")))
- WORLD-CSV: A string, the csv of the world
+(defmethod dump-object ((o (eql t))) "true")
+(defmethod dump-object ((o (eql nil))) "false")
-DESCRIPTION:
+(defmethod dump-object ((o list))
+ (cond
+ ((agentset-p o) (format nil "(agentset, ~A ~A)" (dump-object (count o)) (string-downcase (agentset-breed o))))
+ (t (format nil "[~{~A~^ ~}]" (mapcar #'dump-object o)))))
- Dumps out a csv matching NetLogo's export world.
+(defmethod dump-object ((o patch))
+ (format nil "(patch ~A ~A)" (dump-object (patch-xcor o)) (dump-object (patch-ycor o))))
- This is useful for serializing the current state of the engine in order
- to compare against NetLogo or to reimport later. Contains everything needed
- to boot up a NetLogo instance in the exact same state."
- (format nil "~{~A~%~}"
- (list
- (format nil "~S" "RANDOM STATE")
- (format nil "~S" (clnl-random:export))
- ""
- (format nil "~S" "GLOBALS")
- (format nil "~A~A"
- "\"min-pxcor\",\"max-pxcor\",\"min-pycor\",\"max-pycor\",\"perspective\",\"subject\","
- "\"nextIndex\",\"directed-links\",\"ticks\",")
- (format nil "\"~A\",\"~A\",\"~A\",\"~A\",\"0\",\"nobody\",\"~A\",\"\"\"NEITHER\"\"\",\"-1\""
- (min-pxcor) (max-pxcor) (min-pycor) (max-pycor) *current-id*)
- ""
- (format nil "~{~A~^~%~}" (export-turtles))
- ""
- (format nil "~{~A~^~%~}" (export-patches))
- ""
- (format nil "~S" "LINKS")
- "\"end1\",\"end2\",\"color\",\"label\",\"label-color\",\"hidden?\",\"breed\",\"thickness\",\"shape\",\"tie-mode\""
- "")))
+(defmethod dump-object ((o turtle)) (format nil "(turtle ~A)" (dump-object (turtle-who o))))
+(defmethod dump-object ((o (eql :nobody))) (format nil "nobody"))
+(defmethod dump-object ((o (eql :turtles))) (format nil "{all-turtles}"))
+(defmethod dump-object ((o symbol))
+ (cond
+ ((find o *breeds* :key #'car) (format nil "{breed ~(~A~)}" o))
+ (t (error "Keyword unrecognized by dump object: ~A" o))))