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) 2015-2017 Marco Costalba, Joona Kiiski, Gary Linscott, 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
assert(!pos.checkers());
- const Square K = Chess960 ? kto > kfrom ? WEST : EAST
- : KingSide ? WEST : EAST;
+ const Direction K = Chess960 ? kto > kfrom ? WEST : EAST
+ : KingSide ? WEST : EAST;
for (Square s = kto; s != kfrom; s += K)
if (pos.attackers_to(s) & enemies)
}
- template<GenType Type, Square D>
+ template<GenType Type, Direction D>
ExtMove* make_promotions(ExtMove* moveList, Square to, Square ksq) {
if (Type == CAPTURES || Type == EVASIONS || Type == NON_EVASIONS)
// Knight promotion is the only promotion that can give a direct check
// that's not already included in the queen promotion.
- if (Type == QUIET_CHECKS && (StepAttacksBB[W_KNIGHT][to] & ksq))
+ if (Type == QUIET_CHECKS && (PseudoAttacks[KNIGHT][to] & ksq))
*moveList++ = make<PROMOTION>(to - D, to, KNIGHT);
else
(void)ksq; // Silence a warning under MSVC
// Compute our parametrized parameters at compile time, named according to
// the point of view of white side.
- const Color Them = (Us == WHITE ? BLACK : WHITE);
- const Bitboard TRank8BB = (Us == WHITE ? Rank8BB : Rank1BB);
- const Bitboard TRank7BB = (Us == WHITE ? Rank7BB : Rank2BB);
- const Bitboard TRank3BB = (Us == WHITE ? Rank3BB : Rank6BB);
- const Square Up = (Us == WHITE ? NORTH : SOUTH);
- const Square Right = (Us == WHITE ? NORTH_EAST : SOUTH_WEST);
- const Square Left = (Us == WHITE ? NORTH_WEST : SOUTH_EAST);
+ const Color Them = (Us == WHITE ? BLACK : WHITE);
+ const Bitboard TRank8BB = (Us == WHITE ? Rank8BB : Rank1BB);
+ const Bitboard TRank7BB = (Us == WHITE ? Rank7BB : Rank2BB);
+ const Bitboard TRank3BB = (Us == WHITE ? Rank3BB : Rank6BB);
+ const Direction Up = (Us == WHITE ? NORTH : SOUTH);
+ const Direction Right = (Us == WHITE ? NORTH_EAST : SOUTH_WEST);
+ const Direction Left = (Us == WHITE ? NORTH_WEST : SOUTH_EAST);
Bitboard emptySquares;
if (pt == PAWN)
continue; // Will be generated together with direct checks
- Bitboard b = pos.attacks_from(Piece(pt), from) & ~pos.pieces();
+ Bitboard b = pos.attacks_from(pt, from) & ~pos.pieces();
if (pt == KING)
b &= ~PseudoAttacks[QUEEN][pos.square<KING>(~us)];