liberty finally works

board.lisp

@@ -193,9 +193,9 @@
     )
 
 (defmacro invert-player (player)
-  (if (eql player #\w)
-      #\b
-      #\w))
+  `(if (eql ,player #\W)
+      #\B
+      #\W))
 
 ; multiplex the search here
 (defmethod search-space ((board basic-board) focus-board score-board player depth)
@@ -231,6 +231,7 @@
   `(make-instance ,class :boardsize (boardsize ,board) :board-def-type ,def-type))
 
 (defmethod genmove ((board basic-board) player &key (depth 1))
+;  (format t "genmove depth ~a player ~a~%" depth player)
   (if (= depth 0)
       `( ,(score board (invert-player player)) nil)
       (let ((score-board (make-instance 'ranked-board :boardsize (boardsize board) :board-def-type nil))   ;(gen-board board 0 'ranked-board))

gobot.lisp

@@ -55,12 +55,14 @@
 	(play *board* (str-to-coord coord-str) player))))
 
 (defun do-genmove (player)
+;  (format t "do-genmove ~a~%" player)
   (setf *player* player)
   (if (or (eql *passed* t) (eql *last-player* player))
       "pass"
       (let* ((move (genmove *board* player))
 	     (board-score (first move))
 	     (coord (coord-to-str (second move))))
+	;(format t "score: ~a for player ~a ~%" board-score player)
 	(if (< board-score 0)
 	    "pass"
 	    (progn

liberty-shape.lisp

@@ -3,14 +3,22 @@
 (defclass liberty-board (basic-board)
   ((liberty-board
     :initform nil
-    :accessor liberty-board)))
+    :accessor liberty-board)
+   (black-liberties
+    :initform 0
+    :initarg black-liberties
+    :accessor black-liberties)
+   (white-liberties
+    :initform 0
+    :initarg white-liberties
+    :accessor white-liberties)))
 
 (defun set-symetric-edge (board index stone max)
   (let ((coords `( (0 ,index) (,index 0) (,max ,index) (,index ,max))))
     (loop for coord in coords do (set-2d-stone  (liberty-board board) coord stone))))
 
 (defun set-symetric-corner (board stone max)
-  (let ((coords `( (0 0) (,max 0) (,max 0) (,max ,max))))
+  (let ((coords `( (0 0) (,max 0) (0 ,max) (,max ,max))))
     (loop for coord in coords do (set-2d-stone  (liberty-board board) coord stone))))
 
      
@@ -24,33 +32,85 @@
 	     (set-symetric-edge board i 3 (1- (boardsize board))))
 	(set-symetric-corner board 2 (1- (boardsize board))))
       (progn
-	(setf (liberty-board board) (copy-2d-board (liberty-board from-board))))))
+	(setf (liberty-board board) (copy-2d-board (liberty-board from-board)))
+	(copy-slots  (black-liberties white-liberties) board from-board))))
+
+;(defmacro dec-2d-stone (board coords)
+;  `(set-2d-stone ,board ,coords (1- (get-2d-stone ,board ,coords))))
+
+  
+
+;(defmethod dec-liberty (board coords)
+;  (dec-2d-stone (liberty-board board) coords)
+;  (let ((player (get-stone board coords)))
+;    (if (not (eql (get-stone board coords) nil))
+;	(set-liberties (board) (1- (liberties board player) player)
+
+;(defmethod liberties ((board liberty-board) player)
+;  (if (eql player #\b)
+;      'black-liberties
+;      'white-liberties))
+  
+;(defun (setf liberties) (liberty board player)
+;  (if (eql player #\b)
+;      (setf (black-liberties board) liberty)
+;      (setf (white-liberties board) liberty)))
+
+;(defmethod set-liberties ((board liberty-board) liberty player)
+;  (if (eql player #\b)
+;      (setf (black-liberties board) liberty)
+;      (setf (white-liberties board) liberty)))
+
+
+(defgeneric inc-liberties (board coords delta))
+
+(defmethod inc-liberties ((board liberty-board) coords delta)
+  (let ((player (get-stone board coords)))
+;    (format t "inc-liberties at ~a by ~a for ~a ~%" coords delta player)
+    (if (eql player #\B)
+	;(progn (format t "inc black~%")
+	(incf (black-liberties board) delta)
+	(if (eql player #\W)
+	 ;   (progn (format t "inc white ~%")
+	    (incf (white-liberties board) delta)))))
+
+(defmacro dec-liberty (board coords)
+  `(progn
+     (set-2d-stone (liberty-board ,board) ,coords (1- (get-2d-stone (liberty-board ,board) ,coords)))
+    (inc-liberties ,board ,coords -1)))
 
-(defmacro dec-2d-stone (board coords)
-  `(set-2d-stone ,board ,coords (1- (get-2d-stone ,board ,coords))))
   
 (defmethod set-stone :after ((board liberty-board) coords val)
+  (inc-liberties board coords (get-2d-stone (liberty-board board) coords))
   (let* ((x (first coords))
 	 (y (second coords))
 	 (up (1- x))
 	 (down (1+ x))
 	 (left (1- y))
 	 (right (1+ y)))
-    (if (>= up 0) (dec-2d-stone (liberty-board board) `(,up ,y)))
-    (if (>= left 0) (dec-2d-stone (liberty-board board) `(,x ,left)))
-    (if (< down (boardsize board)) (dec-2d-stone (liberty-board board) `(,down ,y)))
-    (if (< right (boardsize board)) (dec-2d-stone (liberty-board board) `(,x ,right)))))
+    (if (>= up 0) (dec-liberty board `(,up ,y)))
+    (if (>= left 0) (dec-liberty board `(,x ,left)))
+    (if (< down (boardsize board)) (dec-liberty board `(,down ,y)))
+    (if (< right (boardsize board)) (dec-liberty board `(,x ,right)))))
      
 (defmethod score + ((board liberty-board) player)
-  (let ((liberty 0))
-    (do-over-board (coord board)
-      (let ((stone (get-stone board coord)))
-      (if (eql stone player)
-	  (incf liberty (get-2d-stone (liberty-board board) coord))
-	  (if (eql stone (invert-player player))
-	      (decf liberty (get-2d-stone (liberty-board board) coord))))))
-    liberty))
+;	   (format t "player ~a~%" player)
+  (if (eql player #\B)
+      (- (black-liberties board) (white-liberties board))
+      (- (white-liberties board) (black-liberties board))))
+      
+	   
+;  (let ((liberty 0))
+;    (do-over-board (coord board)
+;      (let ((stone (get-stone board coord)))
+;      (if (eql stone player)
+;	  (incf liberty (get-2d-stone (liberty-board board) coord))
+;	  (if (eql stone (invert-player player))
+;	      (decf liberty (get-2d-stone (liberty-board board) coord))))))
+;    liberty))
 
 (defun liberty-to-analyze (board)
-  (board-to-analyze (liberty-board board)))
+  (concatenate 'string (board-to-analyze (liberty-board board))
+	       '(#\newline)
+	       "TEXT Black Liberties: " (write-to-string (black-liberties board)) " and White Liberties: " (write-to-string (white-liberties board))))