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position add: pos_set_pinners_blockers()

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Bruno Raoult
2024-03-26 17:31:44 +01:00
parent aaeab03089
commit 70d6c23c00
3 changed files with 68 additions and 30 deletions
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9
src/position.h
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@@ -30,7 +30,8 @@ typedef struct __pos_s {
u64 node_count; /* evaluated nodes */
int turn; /* WHITE or BLACK */
/* data which cannot be recovered by move_undo
/* data which cannot be recovered by move_undo (like castle_rights, ...),
* or would be expensive to recover (checkers, ...)
* following data can be accessed either directly, either via "movesave"
* structure name.
* For example, pos->en_passant and pos->state.en_passant are the same.
@@ -48,7 +49,6 @@ typedef struct __pos_s {
);
piece_t board[BOARDSIZE];
bitboard_t bb[2][PIECE_TYPE_MAX]; /* bb[0][PAWN], bb[1][ALL_PIECES] */
//bitboard_t controlled[2]; /* unsure */
square_t king[2]; /* dup with bb, faster retrieval */
@@ -159,12 +159,11 @@ void pos_del(pos_t *pos);
pos_t *pos_clear(pos_t *pos);
bool pos_cmp(const pos_t *pos1, const pos_t *pos2);
//bitboard_t set_king_pinners_blockers(pos_t *pos);
void pos_set_pinners_blockers(pos_t *pos);
bitboard_t pos_checkers(const pos_t *pos, const color_t color);
bitboard_t pos_king_pinners(const pos_t *pos, const color_t color);
bitboard_t pos_king_blockers(const pos_t *pos, const color_t color, const bitboard_t );
//bitboard_t set_king_pinners_blockers(pos_t *pos);
//char *pos_checkers2str(const pos_t *pos, char *str);
//char *pos_pinners2str(const pos_t *pos, char *str);
int pos_check(const pos_t *pos, const bool strict);