Piece piece_on(Square s) const;
Square king_square(Color c) const;
Square ep_square() const;
- bool square_empty(Square s) const;
+ bool is_empty(Square s) const;
const Square* piece_list(Color c, PieceType pt) const;
int piece_count(Color c, PieceType pt) const;
return board[from_sq(m)];
}
-inline bool Position::square_empty(Square s) const {
+inline bool Position::is_empty(Square s) const {
return board[s] == NO_PIECE;
}
inline bool Position::is_capture_or_promotion(Move m) const {
assert(is_ok(m));
- return is_special(m) ? !is_castle(m) : !square_empty(to_sq(m));
+ return is_special(m) ? !is_castle(m) : !is_empty(to_sq(m));
}
inline bool Position::is_capture(Move m) const {
// Note that castle is coded as "king captures the rook"
assert(is_ok(m));
- return (!square_empty(to_sq(m)) && !is_castle(m)) || is_enpassant(m);
+ return (!is_empty(to_sq(m)) && !is_castle(m)) || is_enpassant(m);
}
inline PieceType Position::captured_piece_type() const {