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
+ Copyright (C) 2015-2019 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
struct Entry {
- Score pawns_score() const { return score; }
+ Score pawn_score(Color c) const { return scores[c]; }
Bitboard pawn_attacks(Color c) const { return pawnAttacks[c]; }
Bitboard passed_pawns(Color c) const { return passedPawns[c]; }
Bitboard pawn_attacks_span(Color c) const { return pawnAttacksSpan[c]; }
return semiopenFiles[c] & (1 << f);
}
- int semiopen_side(Color c, File f, bool leftSide) const {
- return semiopenFiles[c] & (leftSide ? (1 << f) - 1 : ~((1 << (f + 1)) - 1));
- }
-
int pawns_on_same_color_squares(Color c, Square s) const {
return pawnsOnSquares[c][bool(DarkSquares & s)];
}
template<Color Us>
- Score king_safety(const Position& pos, Square ksq) {
- return kingSquares[Us] == ksq && castlingRights[Us] == pos.can_castle(Us)
- ? kingSafety[Us] : (kingSafety[Us] = do_king_safety<Us>(pos, ksq));
+ Score king_safety(const Position& pos) {
+ return kingSquares[Us] == pos.square<KING>(Us) && castlingRights[Us] == pos.can_castle(Us)
+ ? kingSafety[Us] : (kingSafety[Us] = do_king_safety<Us>(pos));
}
template<Color Us>
- Score do_king_safety(const Position& pos, Square ksq);
+ Score do_king_safety(const Position& pos);
template<Color Us>
- Value shelter_storm(const Position& pos, Square ksq);
+ Value evaluate_shelter(const Position& pos, Square ksq);
Key key;
- Score score;
+ Score scores[COLOR_NB];
Bitboard passedPawns[COLOR_NB];
Bitboard pawnAttacks[COLOR_NB];
Bitboard pawnAttacksSpan[COLOR_NB];