Piece capturedPiece;
StateInfo* previous;
Bitboard blockersForKing[COLOR_NB];
- Bitboard pinnersForKing[COLOR_NB];
+ Bitboard pinners[COLOR_NB];
Bitboard checkSquares[PIECE_TYPE_NB];
};
// Checking
Bitboard checkers() const;
- Bitboard discovered_check_candidates() const;
- Bitboard pinned_pieces(Color c) const;
+ Bitboard blockers_for_king(Color c) const;
Bitboard check_squares(PieceType pt) const;
// Attacks to/from a given square
bool is_chess960() const;
Thread* this_thread() const;
bool is_draw(int ply) const;
+ bool has_game_cycle(int ply) const;
+ bool has_repeated() const;
int rule50_count() const;
Score psq_score() const;
Value non_pawn_material(Color c) const;
return st->checkersBB;
}
-inline Bitboard Position::discovered_check_candidates() const {
- return st->blockersForKing[~sideToMove] & pieces(sideToMove);
-}
-
-inline Bitboard Position::pinned_pieces(Color c) const {
- return st->blockersForKing[c] & pieces(c);
+inline Bitboard Position::blockers_for_king(Color c) const {
+ return st->blockersForKing[c];
}
inline Bitboard Position::check_squares(PieceType pt) const {