X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmovegen.h;h=c18fa07c0d1dee5e88b5d5a206deac2f4eb69331;hp=723ab8ba1825b06ca5b37126493d35fbc199150e;hb=c014444f09ace05e908909d9c5c60127e998b538;hpb=be540b6dd73eab00444c068fad707e88b223d608 diff --git a/src/movegen.h b/src/movegen.h index 723ab8ba..c18fa07c 100644 --- a/src/movegen.h +++ b/src/movegen.h @@ -1,7 +1,7 @@ /* Stockfish, a UCI chess playing engine derived from Glaurung 2.1 Copyright (C) 2004-2008 Tord Romstad (Glaurung author) - Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad + Copyright (C) 2008-2014 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 @@ -17,29 +17,42 @@ along with this program. If not, see . */ - -#if !defined(MOVEGEN_H_INCLUDED) +#ifndef MOVEGEN_H_INCLUDED #define MOVEGEN_H_INCLUDED -//// -//// Includes -//// - -#include "position.h" - - -//// -//// Prototypes -//// - -extern MoveStack* generate_captures(const Position& pos, MoveStack* mlist); -extern MoveStack* generate_noncaptures(const Position& pos, MoveStack* mlist); -extern MoveStack* generate_non_capture_checks(const Position& pos, MoveStack* mlist); -extern MoveStack* generate_evasions(const Position& pos, MoveStack* mlist); -extern MoveStack* generate_non_evasions(const Position& pos, MoveStack* mlist); -extern MoveStack* generate_moves(const Position& pos, MoveStack* mlist, bool pseudoLegal = false); -extern bool move_is_legal(const Position& pos, const Move m, Bitboard pinned); -extern bool move_is_legal(const Position& pos, const Move m); - - -#endif // !defined(MOVEGEN_H_INCLUDED) +#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(). It sometimes comes +/// in 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 // #ifndef MOVEGEN_H_INCLUDED