gnushogi/pattern.h

   1 /*
   2  * FILE: pattern.h
   3  *
   4  * ----------------------------------------------------------------------
   5  * Copyright (c) 1993, 1994, 1995 Matthias Mutz
   6  * Copyright (c) 1999 Michael Vanier and the Free Software Foundation
   7  * Copyright (c) 2008, 2013, 2014 Yann Dirson and the Free Software Foundation
   8  *
   9  * GNU SHOGI is based on GNU CHESS
  10  *
  11  * Copyright (c) 1988, 1989, 1990 John Stanback
  12  * Copyright (c) 1992 Free Software Foundation
  13  *
  14  * This file is part of GNU SHOGI.
  15  *
  16  * GNU Shogi is free software; you can redistribute it and/or modify it
  17  * under the terms of the GNU General Public License as published by the
  18  * Free Software Foundation; either version 3 of the License,
  19  * or (at your option) any later version.
  20  *
  21  * GNU Shogi is distributed in the hope that it will be useful, but WITHOUT
  22  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  23  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  24  * for more details.
  25  *
  26  * You should have received a copy of the GNU General Public License along
  27  * with GNU Shogi; see the file COPYING. If not, see
  28  * <http://www.gnu.org/licenses/>.
  29  * ----------------------------------------------------------------------
  30  *
  31  */
  32
  33
  34 #ifndef _PATTERN_H_
  35 #define _PATTERN_H_
  36
  37 #define MAX_NAME     16  /* maximum length of opening name */
  38 #define MAX_SEQUENCE  4  /* maximum number of sequences
  39                           * for an opening type */
  40
  41 #define CANNOT_REACH (-1)
  42 #define NOT_TO_REACH (-2)
  43 #define IS_REACHED   (-3)
  44 #define IS_SUCCESSOR (-4)
  45
  46 #define END_OF_SEQUENCES (-1)
  47 #define END_OF_PATTERNS  (-2)
  48 #define END_OF_LINKS     (-3)
  49 #define END_OF_FIELDS    (-4)
  50
  51 struct PatternField
  52 {
  53     short side;
  54     short piece;
  55     short square;
  56 };
  57
  58
  59 struct Pattern_rec
  60 {
  61     small_short visited;
  62     small_short distance[2];
  63     short reachedGameCnt[2];
  64     short first_link;
  65     short first_field;
  66     short next_pattern;
  67 };
  68
  69
  70 struct OpeningSequence_rec
  71 {
  72     short opening_type;
  73     short first_pattern[MAX_SEQUENCE];
  74 };
  75
  76
  77 extern struct Pattern_rec Pattern[];
  78 extern struct OpeningSequence_rec OpeningSequence[];
  79
  80 extern short
  81 piece_to_pattern_distance(short side, short piece,
  82                           short pside, short pattern);
  83
  84 extern short
  85 pattern_distance(short pside, short pattern);
  86
  87 extern short
  88 board_to_pattern_distance(short pside, short osequence,
  89                           short pmplty, short GameCnt);
  90
  91 extern short
  92 locate_opening_sequence(short pside, char *s, short GameCnt);
  93
  94 extern void
  95 DisplayPattern(FILE *fd, short first_field);
  96
  97 extern void
  98 update_advance_bonus(short pside, short os);
  99
 100 extern void
 101 GetOpeningPatterns(short *max_opening_sequence);
 102
 103 extern void
 104 ShowOpeningPatterns(short max_opening_sequence);
 105
 106
 107 extern short
 108 ValueOfOpeningName(char *name);
 109
 110 extern small_short pattern_data[];
 111
 112
 113 #endif /* _PATTERN_H_ */