src/pattern.h

   1 /*
   2  * pattern.h - C source for GNU SHOGI
   3  *
   4  * Copyright (c) 1993, 1994, 1995 Matthias Mutz
   5  *
   6  * GNU SHOGI is based on GNU CHESS
   7  *
   8  * Copyright (c) 1988,1989,1990 John Stanback
   9  * Copyright (c) 1992 Free Software Foundation
  10  *
  11  * This file is part of GNU SHOGI.
  12  *
  13  * GNU Shogi is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 1, or (at your option)
  16  * any later version.
  17  *
  18  * GNU Shogi is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with GNU Shogi; see the file COPYING.  If not, write to
  25  * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  26  */
  27
  28 /* #define TEST_PATTERN  */
  29 /* #define DEBUG_PATTERN */
  30
  31
  32 #define MAX_NAME 16    /* maximum length of opening name */
  33 #define MAX_SEQUENCE 4 /* maximum number of sequences for an opening type */
  34
  35
  36 #define CANNOT_REACH (-1)
  37 #define NOT_TO_REACH (-2)
  38 #define IS_REACHED   (-3)
  39 #define IS_SUCCESSOR (-4)
  40
  41 #define END_OF_SEQUENCES (-1)
  42 #define END_OF_PATTERNS (-2)
  43 #define END_OF_LINKS (-3)
  44 #define END_OF_FIELDS (-4)
  45
  46   struct PatternField {
  47     short side;
  48     short piece;
  49     short square;
  50   };
  51
  52
  53   struct Pattern_rec {
  54     small_short visited;
  55     small_short distance[2];
  56     short reachedGameCnt[2];
  57     short first_link;
  58     short first_field;
  59     short next_pattern;
  60   };
  61
  62
  63   struct OpeningSequence_rec {
  64     short opening_type;
  65     short first_pattern[MAX_SEQUENCE];
  66   };
  67
  68
  69 extern struct OpeningSequence_rec OpeningSequence[];
  70 extern struct Pattern_rec Pattern[];
  71
  72
  73
  74 extern
  75   short
  76   piece_to_pattern_distance
  77     (short side, short piece, short pside, short pattern);
  78
  79 extern
  80   short
  81   pattern_distance (short pside, short pattern);
  82
  83 extern
  84   short
  85   board_to_pattern_distance
  86     (short pside, short osequence, short pmplty, short GameCnt);
  87
  88 extern
  89   short locate_opening_sequence(short pside, char *s, short GameCnt);
  90
  91 extern
  92   void
  93   DisplayPattern (FILE *fd, short first_field);
  94
  95 extern
  96   void update_advance_bonus (short pside, short os);
  97
  98 extern
  99   void
 100   GetOpeningPatterns (short *max_opening_sequence);
 101
 102 extern
 103   void
 104   ShowOpeningPatterns (short max_opening_sequence);
 105
 106
 107 extern short ValueOfOpeningName (char *name);
 108
 109 extern void NameOfOpeningValue (short i, char *name);
 110
 111
 112 #ifdef EXTPATTERNFILE
 113
 114 extern void ReadOpeningSequences (short *pindex);
 115
 116 extern void WriteOpeningSequences (short pindex);
 117
 118 #endif
 119
 120