apps/plugins/reversi/reversi-strategy.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (c) 2006 Alexander Levin
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #ifndef _REVERSI_STRATEGY_H
  23 #define _REVERSI_STRATEGY_H
  24
  25 #include "reversi-game.h"
  26
  27
  28 /* Function for making a move. Is called only for robots.
  29    Should return the game history entry for the advised move if
  30    a move has been considered or HISTORY_INVALID_ENTRY if no move
  31    has been considered. The board should not be modified. */
  32 typedef move_t (*move_func_t)(const reversi_board_t *game, int color);
  33 typedef void   (*init_func_t)(const reversi_board_t *game);
  34
  35 /* A playing party/strategy */
  36 typedef struct _game_strategy_t {
  37     const bool is_robot;     /* Is the player a robot or does it require user input? */
  38     init_func_t init_func;   /* Initialise strategy */
  39     move_func_t move_func;   /* Make a move */
  40 } game_strategy_t;
  41
  42
  43 /* --- Possible playing strategies --- */
  44 extern const game_strategy_t strategy_human;
  45 extern const game_strategy_t strategy_naive;
  46 extern const game_strategy_t strategy_simple;
  47 //extern const game_strategy_t strategy_ab;
  48
  49 #define CHAOSNOISE 0.05 /**< Changerate of heuristic-value */
  50 #define CHAOSPROB  0.1  /**< Probability of change of the heuristic-value */
  51
  52 #endif