droidfish/DroidFish/jni/stockfish/movegen.h
2012-01-15 01:13:33 +00:00

56 lines
1.6 KiB
C++

/*
Stockfish, a UCI chess playing engine derived from Glaurung 2.1
Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
Copyright (C) 2008-2012 Marco Costalba, Joona Kiiski, 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/>.
*/
#if !defined(MOVEGEN_H_INCLUDED)
#define MOVEGEN_H_INCLUDED
#include "types.h"
enum MoveType {
MV_CAPTURE,
MV_NON_CAPTURE,
MV_NON_CAPTURE_CHECK,
MV_EVASION,
MV_NON_EVASION,
MV_LEGAL
};
class Position;
template<MoveType>
MoveStack* generate(const Position& pos, MoveStack* mlist);
/// The MoveList struct is a simple wrapper around generate(), sometimes comes
/// handy to use this class instead of the low level generate() function.
template<MoveType T>
struct MoveList {
explicit MoveList(const Position& pos) : cur(mlist), last(generate<T>(pos, mlist)) {}
void operator++() { cur++; }
bool end() const { return cur == last; }
Move move() const { return cur->move; }
int size() const { return int(last - mlist); }
private:
MoveStack mlist[MAX_MOVES];
MoveStack *cur, *last;
};
#endif // !defined(MOVEGEN_H_INCLUDED)