Subversion Repositories Games.Chess Giants

/*

  Stockfish, a UCI chess playing engine derived from Glaurung 2.1

  Copyright (C) 2004-2008 Tord Romstad (Glaurung author)

  Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad

  Copyright (C) 2015-2018 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad

  Stockfish 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, either version 3 of the License, or

  (at your option) any later version.

  Stockfish 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 for more details.

  You should have received a copy of the GNU General Public License

  along with this program.  If not, see <http://www.gnu.org/licenses/>.

*/

#ifndef UCI_H_INCLUDED

#define UCI_H_INCLUDED

#include <map>

#include <string>

#include "types.h"

class Position;

namespace UCI {

class Option;

/// Custom comparator because UCI options should be case insensitive

struct CaseInsensitiveLess {

  bool operator() (const std::string&, const std::string&) const;

};

/// Our options container is actually a std::map

typedef std::map<std::string, Option, CaseInsensitiveLess> OptionsMap;

/// Option class implements an option as defined by UCI protocol

class Option {

  typedef void (*OnChange)(const Option&);

public:

  Option(OnChange = nullptr);

  Option(bool v, OnChange = nullptr);

  Option(const char* v, OnChange = nullptr);

  Option(int v, int minv, int maxv, OnChange = nullptr);

  Option& operator=(const std::string&);

  void operator<<(const Option&);

  operator int() const;

  operator std::string() const;

private:

  friend std::ostream& operator<<(std::ostream&, const OptionsMap&);

  std::string defaultValue, currentValue, type;

  int min, max;

  size_t idx;

  OnChange on_change;

};

void init(OptionsMap&);

void loop(int argc, char* argv[]);

std::string value(Value v);

std::string square(Square s);

std::string move(Move m, bool chess960);

std::string pv(const Position& pos, Depth depth, Value alpha, Value beta);

Move to_move(const Position& pos, std::string& str);

} // namespace UCI

extern UCI::OptionsMap Options;

#endif // #ifndef UCI_H_INCLUDED