src/players/random-zdd.lisp @ 60c18fdad2b8

(in-package :scully.players.random-zdd)

(defvar *data-file* nil)
(defparameter *current-game* 'stratego)


;;;; Random Incomplete-Information Player -------------------------------------
(defun move< (a b)
  (string< (structural-string a)
           (structural-string b)))

(defun sort-moves (moves)
  (sort (copy-seq moves) #'move<))

(defclass random-zdd-player (ggp:ggp-player)
  ((role :type symbol :accessor rp-role)
   (reasoner :accessor rp-reasoner)
   (information-set :accessor rp-iset)
   (turn :initform 0 :accessor rp-turn)
   (game :initform 0 :accessor rp-game)))

(define-with-macro (random-zdd-player :conc-name rp)
  role reasoner iset turn game)


(defmethod ggp:player-start-game ((player random-zdd-player) rules role timeout)
  (incf (rp-game player))
  (setf *data-file* (open "data-zdd" :direction :output :if-exists :append))
  ;; (format *data-file* "turn,information set size,zdd node count,max node count~%")
  (scully.zdd::with-zdd
    (let* ((grounded-rules (-<> rules
                             (with-output-to-string (s)
                               (dump-gdl <> s))
                             (ground-gdl-string <>)))
           (reasoner (make-zdd-reasoner grounded-rules)))
      (when (null grounded-rules)
        (error "Could not ground rules.  Are they valid GDL?"))
      (setf (rp-role player) role
            (rp-turn player) 0
            (rp-reasoner player) reasoner)
      t)))

(defmethod ggp:player-stop-game ((player random-zdd-player))
  (format t "Done~%")
  (finish-output *data-file*)
  (close *data-file*)
  (scully.zdd::with-zdd
    (with-random-zdd-player (player)
      (setf role nil
            reasoner nil
            iset nil))))

(defun information-set-objects (iset)
  (apply #'+ (mapcar #'length iset)))

(defun debug-log (obj &rest args)
  (apply #'format t args)
  (fresh-line)
  (finish-output)
  obj)

(defmethod ggp:player-update-game-ii ((player random-zdd-player) move percepts)
  (incf (rp-turn player))
  (format t "~2%=====================================~%")
  (pr percepts)

  (let ((state-count 0)
        (node-count 0)
        (max-node-count 0)
        (object-size 0))
    (scully.zdd::with-zdd
      (with-random-zdd-player (player)
        (format t "Computing next information set...~%")
        (setf iset
              (if move
                (-<> iset
                  (debug-log <> "  Sprouting...")
                  (sprout reasoner <> (rp-role player) move)
                  ;; (progn (format t "After sprouting size: ~D states~%"
                  ;;                (scully.zdd:zdd-count <>))
                  ;;        <>)
                  (debug-log <> "  Happens...")
                  ;; (let ((*trace-output* *standard-output*))
                  ;;   (start-profiling :mode :alloc)
                  ;;   (prog1 (time (apply-happens reasoner <>))
                  ;;     (stop-profiling)
                  ;;     (break)))
                  (let ((*trace-output* *standard-output*))
                    (time (apply-happens reasoner <>)))
                  (progn (setf max-node-count (scully.zdd:zdd-node-count <>))
                         <>)
                  (debug-log <> "  Filtering percepts...")
                  (filter-iset-for-percepts reasoner <> role percepts)
                  (debug-log <> "  Computing next...")
                  (compute-next-iset reasoner <>)
                  ;; (progn (dump-iset reasoner <>) <>)
                  )
                (initial-iset reasoner)))
        (debug-log iset "  Counting nodes...")
        (setf state-count (scully.zdd:zdd-count iset)
              node-count (scully.zdd:zdd-node-count iset)
              object-size (information-set-objects (scully.zdd::zdd-enumerate iset)))
        (format t "Information set size: ~D states, ~D ZDD nodes~%" state-count node-count)
        (format t "      Iset cons size: ~D conses~%" object-size)
        (format t "       Max iset size: ~D ZDD nodes~%" max-node-count)
        (format *data-file* "~A,~D,~D,~D,~D,~D,~D~%"
                *current-game*
                game
                turn
                state-count
                node-count
                max-node-count
                object-size)))))

(defmethod ggp:player-select-move ((player random-zdd-player) timeout)
  (scully.zdd::with-zdd
    (format t "Selecting move...~%")
    (with-random-zdd-player (player)
      (debug-log iset "  Applying possible...")
      (setf iset (apply-possible reasoner iset))
      (debug-log iset "  Calculating moves...")
      ;; (format t "CURRENT ISET:~%")
      ;; (dump-iset reasoner iset)
      ;; (format t "LEGAL MOVES:~%")
      ;; (pr (legal-moves-for reasoner iset role))
      (pr (first (sort-moves (legal-moves-for reasoner iset role)))))))


;;;; Run ----------------------------------------------------------------------
(setf hunchentoot:*default-connection-timeout* nil) ; its_fine

(defvar *player* (make-instance 'random-zdd-player
                   :name "Scully-Random-ZDD"
                   :port 5003))

(setf *current-game* 'mastermind448)
(setf scully.terms::*shuffle-variables* t)

;; (ggp:start-player *player* :server :hunchentoot :use-thread t)
;; (ggp:kill-player *player*)
;; (sb-ext:gc :full t)