/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\
* This is GNU Go, a Go program. Contact gnugo@gnu.org, or see *
* http://www.gnu.org/software/gnugo/ for more information. *
* Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, *
* 2008 and 2009 by the Free Software Foundation. *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License as *
* published by the Free Software Foundation - version 3 or *
* (at your option) any later version. *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License in file COPYING for more details. *
* You should have received a copy of the GNU General Public *
* License along with this program; if not, write to the Free *
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, *
* Boston, MA 02111, USA. *
\* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* This file contains the global functions of the board library libboard.a. */
/* The board state itself. */
int board_size
= DEFAULT_BOARD_SIZE
; /* board size */
Intersection board
[BOARDSIZE
];
int white_captured
; /* number of black and white stones captured */
Intersection initial_board
[BOARDSIZE
];
int initial_board_ko_pos
;
int initial_white_captured
;
int initial_black_captured
;
int move_history_color
[MAX_MOVE_HISTORY
];
int move_history_pos
[MAX_MOVE_HISTORY
];
Hash_data move_history_hash
[MAX_MOVE_HISTORY
];
int move_history_pointer
;
enum suicide_rules suicide_rule
= FORBIDDEN
;
enum ko_rules ko_rule
= SIMPLE
;
signed char shadow
[BOARDMAX
];
/* Hashing of positions. */
int stackp
; /* stack pointer */
int position_number
; /* position number */
/* Some statistics gathered partly in board.c and hash.c */
/* Variation tracking in SGF trees: */
int count_variations
= 0;
SGFTree
*sgf_dumptree
= NULL
;