bool opposite_bishops() const;
// Doing and undoing moves
- void do_move(Move m, StateInfo& st);
- void do_move(Move m, StateInfo& st, const CheckInfo& ci, bool givesCheck);
+ void do_move(Move m, StateInfo& st, bool givesCheck);
void undo_move(Move m);
void do_null_move(StateInfo& st);
void undo_null_move();
// Other helpers
Bitboard check_blockers(Color c, Color kingColor) const;
- void put_piece(Square s, Color c, PieceType pt);
- void remove_piece(Square s, Color c, PieceType pt);
- void move_piece(Square from, Square to, Color c, PieceType pt);
+ 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);
template<bool Do>
- void do_castling(Square from, Square& to, Square& rfrom, Square& rto);
+ void do_castling(Color us, Square from, Square& to, Square& rfrom, Square& rto);
// Data members
Piece board[SQUARE_NB];
return thisThread;
}
-inline void Position::put_piece(Square s, Color c, PieceType pt) {
+inline void Position::put_piece(Color c, PieceType pt, Square s) {
board[s] = make_piece(c, pt);
byTypeBB[ALL_PIECES] |= s;
pieceCount[c][ALL_PIECES]++;
}
-inline void Position::move_piece(Square from, Square to, Color c, PieceType pt) {
-
- // index[from] is not updated and becomes stale. This works as long as index[]
- // is accessed just by known occupied squares.
- Bitboard from_to_bb = SquareBB[from] ^ SquareBB[to];
- byTypeBB[ALL_PIECES] ^= from_to_bb;
- byTypeBB[pt] ^= from_to_bb;
- byColorBB[c] ^= from_to_bb;
- board[from] = NO_PIECE;
- board[to] = make_piece(c, pt);
- index[to] = index[from];
- pieceList[c][pt][index[to]] = to;
-}
-
-inline void Position::remove_piece(Square s, Color c, PieceType pt) {
+inline void Position::remove_piece(Color c, PieceType pt, Square s) {
// WARNING: This is not a reversible operation. If we remove a piece in
// do_move() and then replace it in undo_move() we will put it at the end of
pieceCount[c][ALL_PIECES]--;
}
+inline void Position::move_piece(Color c, PieceType pt, Square from, Square to) {
+
+ // index[from] is not updated and becomes stale. This works as long as index[]
+ // is accessed just by known occupied squares.
+ Bitboard from_to_bb = SquareBB[from] ^ SquareBB[to];
+ byTypeBB[ALL_PIECES] ^= from_to_bb;
+ byTypeBB[pt] ^= from_to_bb;
+ byColorBB[c] ^= from_to_bb;
+ board[from] = NO_PIECE;
+ board[to] = make_piece(c, pt);
+ index[to] = index[from];
+ pieceList[c][pt][index[to]] = to;
+}
+
#endif // #ifndef POSITION_H_INCLUDED