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add movegen draft, add king square in pos_t, BRQKN move gen (untested)

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Bruno Raoult
2024-02-20 21:00:45 +01:00
parent 403e625cbe
commit 568b39e366
11 changed files with 231 additions and 53 deletions
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6
src/board.h
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@@ -68,12 +68,12 @@ typedef enum {
*/
#define FLIP_V(sq) ((sq) ^ 56)
#define FLIP_H(sq) ((sq) ^ 7)
#define FLIP_HV(sq) (FLIP_V(FLIP_H(sq)))
#define FLIP_HV(sq) ((sq) ^ 63) /* FLIP_V ^ FLIP_H */
/* TODO: revert to macros after bitboard migration */
static __always_inline square_t sq_make(file_t file, rank_t rank)
{
return (rank << 3) + file;
return (rank << 6) + file;
}
static __always_inline file_t sq_file(square_t square)
{
@@ -81,7 +81,7 @@ static __always_inline file_t sq_file(square_t square)
}
static __always_inline rank_t sq_rank(square_t square)
{
return square >> 3;
return square >> 6;
}
#define sq_ok(sq) ((sq) >= A1 && (sq) <= H8)