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bb migration: add util, update fen/fen-test + partial pos + piece

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Bruno Raoult
2024-02-07 22:08:24 +01:00
parent c57e0463cd
commit 1929d4bb1f
15 changed files with 860 additions and 602 deletions
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64
src/bitboard.h
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@@ -11,18 +11,15 @@
*
*/
#ifndef BITBOARD_H
#define BITBOARD_H
#ifndef _BITBOARD_H
#define _BITBOARD_H
#include "br.h"
#include "brlib.h"
#include "chessdefs.h"
#include "piece.h"
#include "bitops.h"
#define mask(s) ( 1ULL << (s) )
#define C64(const_u64) const_u64##ULL
typedef enum square {
typedef enum {
A1, B1, C1, D1, E1, F1, G1, H1,
A2, B2, C2, D2, E2, F2, G2, H2,
A3, B3, C3, D3, E3, F3, G3, H3,
@@ -31,23 +28,21 @@ typedef enum square {
A6, B6, C6, D6, E6, F6, G6, H6,
A7, B7, C7, D7, E7, F7, G7, H7,
A8, B8, C8, D8, E8, F8, G8, H8,
SQ_N,
SQ_0 = 0
SQUARE_MAX = 64,
SQUARE_NONE = 64
} square;
typedef enum file {
typedef enum {
FILE_A, FILE_B, FILE_C, FILE_D, FILE_E, FILE_F, FILE_G, FILE_H,
FILE_N,
FILE_0 = 0
FILE_MAX,
} file;
typedef enum rank {
typedef enum {
RANK_1, RANK_2, RANK_3, RANK_4, RANK_5, RANK_6, RANK_7, RANK_8,
RANK_N,
RANK_0 = 0
RANK_MAX,
} rank;
typedef enum sq_bb {
typedef enum {
//A1 = 0x01ULL, B1 = 0x02ULL, C1 = 1UL << 2, D1 = 1UL << 3,
//E1 = 1UL << 4, F1 = 1UL << 5, G1 = 1UL << 6, H1 = 1UL <<
A1bb = mask(A1), A2bb = mask(A2), A3bb = mask(A3), A4bb = mask(A4),
@@ -68,7 +63,7 @@ typedef enum sq_bb {
H5bb = mask(H5), H6bb = mask(H6), H7bb = mask(H7), H8bb = mask(H8),
} sq_bb;
typedef enum file_bb {
typedef enum {
FILE_Abb = 0x0101010101010101ULL,
FILE_Bbb = 0x0202020202020202ULL,
FILE_Cbb = 0x0404040404040404ULL,
@@ -79,7 +74,7 @@ typedef enum file_bb {
FILE_Hbb = 0x8080808080808080ULL,
} file_bb;
typedef enum rank_bb {
typedef enum {
RANK_1bb = 0x00000000000000ffULL,
RANK_2bb = 0x000000000000ff00ULL,
RANK_3bb = 0x0000000000ff0000ULL,
@@ -90,16 +85,31 @@ typedef enum rank_bb {
RANK_8bb = 0xff00000000000000ULL
} rank_bb;
#define NORTH 8
#define EAST 1
#define SOUTH -NORTH
#define WEST -EAST
typedef enum {
NORTH = 8,
EAST = 1,
SOUTH = -NORTH,
WEST = -EAST,
#define NORTH_EAST (NORTH + EAST)
#define SOUTH_EAST (SOUTH + EAST)
#define SOUTH_WEST (SOUTH + WEST)
#define NORTH_WEST (NORTH + WEST)
NORTH_EAST = (NORTH + EAST),
SOUTH_EAST = (SOUTH + EAST),
SOUTH_WEST = (SOUTH + WEST),
NORTH_WEST = (NORTH + WEST),
} direction;
static inline square BB(file file, rank rank)
{
return (rank << 3) + file;
}
static inline file BBfile(square square)
{
return square & 7;
}
static inline rank BBrank(square square)
{
return square >> 3;
}
void bitboard_init(void);
#endif /* BITBOARD_H */
#endif /* _BITBOARD_H */