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add bitboard_print_multi(), file/rank/diag/antidiag masks generation

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Bruno Raoult
2024-02-12 21:34:42 +01:00
parent d5906b1fb9
commit 3e828ed29b
5 changed files with 125 additions and 14 deletions
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11
src/bitboard.h
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@@ -22,7 +22,13 @@
typedef u64 bitboard_t;
extern bitboard_t sq_bb[64], knight_attacks[64], king_attacks[64];
/* mapping square -> bitboard */
extern bitboard_t sq_bb[64];
/* mapping square -> rank/file/diagonal/antidiagonal */
extern bitboard_t sq_bbrank[64], sq_bbfile[64], sq_bbdiag[64], sq_bbanti[64];
extern bitboard_t knight_attacks[64], king_attacks[64];
#define mask(i) ( 1ULL << (i) )
@@ -56,6 +62,7 @@ static __always_inline bitboard_t bb_rotate_90(bitboard_t b)
}
extern void bitboard_init(void);
extern void bitboard_print(const bitboard_t bitboard, const char *title);
extern void bitboard_print(const char *title, const bitboard_t bitboard);
extern void bitboard_print_multi(const char *title, const int n, ...);
#endif /* _BITBOARD_H */