KING_SIDE, QUEEN_SIDE, CASTLING_SIDE_NB = 2
};
-enum CastlingRight { // Defined as in PolyGlot book hash key
+enum CastlingRight {
NO_CASTLING,
WHITE_OO,
WHITE_OOO = WHITE_OO << 1,
enum Depth {
- ONE_PLY = 2,
+ ONE_PLY = 1,
- DEPTH_ZERO = 0 * ONE_PLY,
- DEPTH_QS_CHECKS = 0 * ONE_PLY,
- DEPTH_QS_NO_CHECKS = -1 * ONE_PLY,
- DEPTH_QS_RECAPTURES = -5 * ONE_PLY,
+ DEPTH_ZERO = 0,
+ DEPTH_QS_CHECKS = 0,
+ DEPTH_QS_NO_CHECKS = -1,
+ DEPTH_QS_RECAPTURES = -5,
- DEPTH_NONE = -127 * ONE_PLY
+ DEPTH_NONE = -6
};
enum Square {
return make_score(mg_value(s) / i, eg_value(s) / i);
}
+CACHE_LINE_ALIGNMENT
+
extern Value PieceValue[PHASE_NB][PIECE_NB];
struct ExtMove {
return ((s >> 3) ^ s) & 1;
}
-inline char to_char(File f, bool tolower = true) {
- return char(f - FILE_A + (tolower ? 'a' : 'A'));
-}
-
-inline char to_char(Rank r) {
- return char(r - RANK_1 + '1');
-}
-
inline Square pawn_push(Color c) {
return c == WHITE ? DELTA_N : DELTA_S;
}
return from_sq(m) != to_sq(m); // Catches also MOVE_NULL and MOVE_NONE
}
-#include <string>
-
-inline const std::string to_string(Square s) {
- char ch[] = { to_char(file_of(s)), to_char(rank_of(s)), 0 };
- return ch;
-}
-
#endif // #ifndef TYPES_H_INCLUDED