#include <cassert>
#include <cstddef> // For offsetof()
+#include <deque>
#include <memory> // For std::unique_ptr
#include <string>
#include <vector>
StateInfo* previous;
};
-typedef std::unique_ptr<std::vector<StateInfo>> StateListPtr;
+// In a std::deque references to elements are unaffected upon resizing
+typedef std::unique_ptr<std::deque<StateInfo>> StateListPtr;
/// Position class stores information regarding the board representation as
Bitboard attacks_from(Piece pc, Square s) const;
template<PieceType> Bitboard attacks_from(Square s) const;
template<PieceType> Bitboard attacks_from(Square s, Color c) const;
+ Bitboard slider_blockers(Bitboard target, Bitboard sliders, Square s) const;
// Properties of moves
bool legal(Move m, Bitboard pinned) const;
void set_state(StateInfo* si) const;
// Other helpers
- Bitboard check_blockers(Color c, Color kingColor) const;
void put_piece(Color c, PieceType pt, Square s);
void remove_piece(Color c, PieceType pt, Square s);
void move_piece(Color c, PieceType pt, Square from, Square to);
}
inline Bitboard Position::discovered_check_candidates() const {
- return check_blockers(sideToMove, ~sideToMove);
+ return slider_blockers(pieces(sideToMove), pieces(sideToMove), square<KING>(~sideToMove));
}
inline Bitboard Position::pinned_pieces(Color c) const {
- return check_blockers(c, c);
+ return slider_blockers(pieces(c), pieces(~c), square<KING>(c));
}
inline bool Position::pawn_passed(Color c, Square s) const {