X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmovegen.h;h=71e9ca039870d08a6ebb364144c7d122d02a791e;hp=16923dcc6ad0ca0a73a4e1bcec4341a83b76699b;hb=99e547f4cb190e462d0c582b731a0fcf25ce1545;hpb=f664ca41ed0f7a20b048fe60877ad29919027a40 diff --git a/src/movegen.h b/src/movegen.h index 16923dcc..71e9ca03 100644 --- a/src/movegen.h +++ b/src/movegen.h @@ -1,41 +1,58 @@ /* - Glaurung, a UCI chess playing engine. - Copyright (C) 2004-2008 Tord Romstad + Stockfish, a UCI chess playing engine derived from Glaurung 2.1 + Copyright (C) 2004-2008 Tord Romstad (Glaurung author) + Copyright (C) 2008-2013 Marco Costalba, Joona Kiiski, Tord Romstad - Glaurung is free software: you can redistribute it and/or modify + 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. - - Glaurung is distributed in the hope that it will be useful, + + 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 . */ - #if !defined(MOVEGEN_H_INCLUDED) #define MOVEGEN_H_INCLUDED -//// -//// Includes -//// - -#include "position.h" - - -//// -//// Prototypes -//// - -extern int generate_captures(const Position &pos, MoveStack *mlist); -extern int generate_noncaptures(const Position &pos, MoveStack *mlist); -extern int generate_checks(const Position &pos, MoveStack *mlist, Bitboard dc); -extern int generate_evasions(const Position &pos, MoveStack *mlist); -extern int generate_legal_moves(const Position &pos, MoveStack *mlist); -extern Move generate_move_if_legal(const Position &pos, Move m, Bitboard pinned); +#include "types.h" + +enum GenType { + CAPTURES, + QUIETS, + QUIET_CHECKS, + EVASIONS, + NON_EVASIONS, + LEGAL +}; + +class Position; + +template +ExtMove* generate(const Position& pos, ExtMove* 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 +struct MoveList { + + explicit MoveList(const Position& pos) : cur(mlist), last(generate(pos, mlist)) { last->move = MOVE_NONE; } + void operator++() { cur++; } + Move operator*() const { return cur->move; } + size_t size() const { return last - mlist; } + bool contains(Move m) const { + for (const ExtMove* it(mlist); it != last; ++it) if (it->move == m) return true; + return false; + } + +private: + ExtMove mlist[MAX_MOVES]; + ExtMove *cur, *last; +}; #endif // !defined(MOVEGEN_H_INCLUDED)