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Retire move_is_short_castle() and move_is_long_castle()

Browse source 
No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2011-07-03 10:08:09 +01:00
parent ff41b8df76
commit 95d9687d95
3 changed files with 7 additions and 20 deletions
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15
src/move.cpp
View file

@ -38,7 +38,7 @@ namespace {
/// move_to_uci() converts a move to a string in coordinate notation
/// (g1f3, a7a8q, etc.). The only special case is castling moves, where we
/// print in the e1g1 notation in normal chess mode, and in e1h1 notation in
/// Chess960 mode.
/// Chess960 mode. Instead internally Move is coded as "king captures rook".
const string move_to_uci(Move m, bool chess960) {
@ -52,11 +52,8 @@ const string move_to_uci(Move m, bool chess960) {
if (m == MOVE_NULL)
return "0000";
if (move_is_short_castle(m) && !chess960)
return from == SQ_E1 ? "e1g1" : "e8g8";
if (move_is_long_castle(m) && !chess960)
return from == SQ_E1 ? "e1c1" : "e8c8";
if (move_is_castle(m) && !chess960)
to = from + (square_file(to) == FILE_H ? Square(2) : -Square(2));
if (move_is_promotion(m))
promotion = char(tolower(piece_type_to_char(promotion_piece_type(m))));
@ -101,10 +98,8 @@ const string move_to_san(Position& pos, Move m) {
if (m == MOVE_NULL)
return "(null)";
if (move_is_long_castle(m))
san = "O-O-O";
else if (move_is_short_castle(m))
san = "O-O";
if (move_is_castle(m))
san = (move_to(m) < move_from(m) ? "O-O-O" : "O-O");
else
{
if (pt != PAWN)

10
src/move.h
View file

@ -153,14 +153,6 @@ inline int move_is_castle(Move m) {
return (m & (3 << 14)) == (3 << 14);
}
inline bool move_is_short_castle(Move m) {
return move_is_castle(m) && (move_to(m) > move_from(m));
}
inline bool move_is_long_castle(Move m) {
return move_is_castle(m) && (move_to(m) < move_from(m));
}
inline PieceType promotion_piece_type(Move m) {
return PieceType(((m >> 12) & 3) + 2);
}
@ -170,7 +162,7 @@ inline Move make_move(Square from, Square to) {
}
inline Move make_promotion_move(Square from, Square to, PieceType promotion) {
return Move(to | (from << 6) | ((promotion - 2) << 12) | (1 << 14));
return Move(to | (from << 6) | (1 << 14) | ((promotion - 2) << 12)) ;
}
inline Move make_ep_move(Square from, Square to) {

2
src/movegen.h
View file

@ -43,7 +43,7 @@ struct MoveList {
void operator++() { cur++; }
bool end() const { return cur == last; }
Move move() const { return cur->move; }
int size() const { return last - mlist; }
int size() const { return int(last - mlist); }
private:
MoveStack mlist[MAX_MOVES];