KING_SIDE, QUEEN_SIDE, CASTLING_SIDE_NB = 2
};
-enum CastlingFlag { // Defined as in PolyGlot book hash key
+enum CastlingRight { // Defined as in PolyGlot book hash key
NO_CASTLING,
WHITE_OO,
WHITE_OOO = WHITE_OO << 1,
BLACK_OO = WHITE_OO << 2,
BLACK_OOO = WHITE_OO << 3,
ANY_CASTLING = WHITE_OO | WHITE_OOO | BLACK_OO | BLACK_OOO,
- CASTLING_FLAG_NB = 16
+ CASTLING_RIGHT_NB = 16
};
template<Color C, CastlingSide S> struct MakeCastling {
- static const CastlingFlag
- flag = C == WHITE ? S == QUEEN_SIDE ? WHITE_OOO : WHITE_OO
- : S == QUEEN_SIDE ? BLACK_OOO : BLACK_OO;
+ static const CastlingRight
+ right = C == WHITE ? S == QUEEN_SIDE ? WHITE_OOO : WHITE_OO
+ : S == QUEEN_SIDE ? BLACK_OOO : BLACK_OO;
};
enum Phase {
return Square((r << 3) | f);
}
-inline CastlingFlag operator|(Color c, CastlingSide s) {
- return CastlingFlag(WHITE_OO << ((s == QUEEN_SIDE) + 2 * c));
+inline CastlingRight operator|(Color c, CastlingSide s) {
+ return CastlingRight(WHITE_OO << ((s == QUEEN_SIDE) + 2 * c));
}
inline Value mate_in(int ply) {