main.cpp

   1 /***************************************************************************
   2                           main.cpp  -  description
   3                              -------------------
   4     begin                : Fri Jan 11 2002
   5     copyright            : (C) 2002-2005 by Maurizio Monge
   6     email                : monge@linuz.sns.it
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18
  19 #include <unistd.h>
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23 #include "board.h"
  24 #include "engine.h"
  25
  26 //--------------------------------------------------------------------------------------------
  27
  28
  29 int main(int argc, char *argv[])
  30 {
  31 #if defined(_WIN32) || defined(_WIN64)
  32     putenv("HOME=C:");
  33 #endif
  34
  35     init_stdin();
  36     setbuf(stdin, NULL);
  37     setbuf(stdout, NULL);
  38
  39 //     char cwd[1024];
  40 //     getcwd(cwd, 1024);
  41 //     printf("telluser \"cwd = %s\"\n", cwd);
  42 //    printf("telluser \"sizeof(uint64_t) = %d, sizeof HashKey = %d\"\n", sizeof(uint64_t), sizeof(HashKey));
  43
  44     bool message = false;
  45     Engine *eng = new Engine();
  46
  47     /*#define PRINT_SIZE(c) printf("sizeof(" #c ") = %ld\n", sizeof(c))
  48     PRINT_SIZE(Move);
  49     PRINT_SIZE(HashKey);
  50     PRINT_SIZE(HashEntry);
  51     PRINT_SIZE(LinePawns);
  52     PRINT_SIZE(MatTrack);*/
  53
  54     if(argc >=2 && !strcmp(argv[1], "-a"))
  55         eng->autotune();
  56
  57     if(argc >=4 && !strcmp(argv[1], "-b"))
  58     {
  59         int tot_nodes = 0;
  60         eng->set_depth(atoi(argv[2]));
  61         for(int i=3;i<argc;i++)
  62         {
  63             FILE* f = fopen(argv[i],"r");
  64             if(f)
  65             {
  66                 eng->read_board(f);
  67                 fclose(f);
  68
  69                 eng->start();
  70                 printf("\nanalyzing %s\n", argv[i]);
  71                 eng->find_best_move();
  72                 tot_nodes += eng->processed_nodes;
  73             }
  74         }
  75         printf("\ntot processed nodes is %d\n", tot_nodes);
  76         return 0;
  77     }
  78
  79     if(argc >=3 && !strcmp(argv[1], "-e"))
  80     {
  81         for(int i=2;i<argc;i++)
  82         {
  83             FILE* f = fopen(argv[i],"r");
  84             if(f)
  85             {
  86                 eng->read_board(f);
  87                 fclose(f);
  88                 eng->print_board();
  89             }
  90         }
  91         return 0;
  92     }
  93
  94 #if 0
  95     eng->print_board();
  96     eng->set_depth(9);
  97     eng->read_board("r2rb1k1/pp1q1p1p/2n1p1p1/2bp4/5P2/PP1BPR1Q/1BPN2PP/R5K1 w - - 0 1");
  98     eng->start();
  99     eng->find_best_move();
 100 #endif
 101
 102     if(!eng->io_xboard)
 103         eng->print_board();
 104
 105     int prev_move_index = 999;
 106     int prev_move_val = 0;
 107
 108     while(1)
 109     {
 110         char str[256];
 111
 112         if(eng->eng_status==ANALYZING)
 113         {
 114             eng->analyze();
 115         }
 116         else if(eng->computer_color() != eng->color_to_move()
 117             || eng->get_status() != PLAYING)  //wait for command or move...
 118         {
 119             if(eng->ponder && eng->eng_status==PLAYING &&
 120                     eng->status == PLAYING &&
 121                     eng->st_computer_color == eng->board.other_color)
 122                 eng->do_ponder();
 123             else
 124                 eng->process_input();
 125         }
 126         else
 127         {
 128             if(prev_move_index > eng->mv_done_num)
 129                 prev_move_val = +INF;
 130             prev_move_index = eng->mv_done_num;
 131
 132             Move mv = eng->find_best_move();
 133
 134             if(mv.val > prev_move_val+200 && mv.capture && PIECE_OF(mv.capture) != PAWN)
 135                 //eng->output("tellicsnoalias say Chomp!\n");
 136                 eng->output("telluser Chomp!\n");
 137             prev_move_val = mv.val;
 138
 139             if(!eng->io_xboard)
 140                 eng->print_moves(&mv,1);
 141
 142             if(eng->io_xboard && !eng->io_san)
 143                 eng->output("move %s\n",eng->move_to_coord(str,&mv));
 144             else
 145                 eng->output("move %s\n",eng->move_to_alg(str,&mv));
 146             eng->move(mv);
 147
 148             if(!eng->io_xboard)
 149                 eng->print_board();
 150             message=true;
 151         }
 152
 153         if(eng->get_status()!=PLAYING && message)
 154         {
 155             message=false;
 156             eng->output("%s {%s}\n", eng->status==_01?"0-1":
 157                                   eng->status==_10?"1-0":"1/2-1/2",
 158                                   eng->status_string );
 159         }
 160     }
 161 }