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sq_is_attacked: N before P

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Bruno Raoult
2024-04-17 12:10:45 +02:00
parent b884c1d65c
commit a13bdb04f1
1 changed files with 13 additions and 4 deletions
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17
src/attack.c
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@@ -42,6 +42,15 @@ bool sq_is_attacked(const pos_t *pos, const bitboard_t occ, const square_t sq, c
{ {
color_t opp = OPPONENT(c); color_t opp = OPPONENT(c);
/*
* return (hyperbola_bishop_moves(occ, sq) & (pos->bb[c][BISHOP] | pos->bb[c][QUEEN])
* || hyperbola_rook_moves(occ, sq) & (pos->bb[c][ROOK] | pos->bb[c][QUEEN])
* || bb_pawn_attacks[opp][sq] & pos->bb[c][PAWN]
* || bb_knight_moves(pos->bb[c][KNIGHT], sq)
* || bb_king_moves(pos->bb[c][KING], sq)
* )
*/
/* bishop / queen */ /* bishop / queen */
if (hyperbola_bishop_moves(occ, sq) & (pos->bb[c][BISHOP] | pos->bb[c][QUEEN])) if (hyperbola_bishop_moves(occ, sq) & (pos->bb[c][BISHOP] | pos->bb[c][QUEEN]))
return true; return true;
@@ -50,14 +59,14 @@ bool sq_is_attacked(const pos_t *pos, const bitboard_t occ, const square_t sq, c
if (hyperbola_rook_moves(occ, sq) & (pos->bb[c][ROOK] | pos->bb[c][QUEEN])) if (hyperbola_rook_moves(occ, sq) & (pos->bb[c][ROOK] | pos->bb[c][QUEEN]))
return true; return true;
/* pawn */
if (bb_pawn_attacks[opp][sq] & pos->bb[c][PAWN])
return true;
/* knight */ /* knight */
if (bb_knight_moves(pos->bb[c][KNIGHT], sq)) if (bb_knight_moves(pos->bb[c][KNIGHT], sq))
return true; return true;
/* pawn */
if (bb_pawn_attacks[opp][sq] & pos->bb[c][PAWN])
return true;
/* king */ /* king */
if (bb_king_moves(pos->bb[c][KING], sq)) if (bb_king_moves(pos->bb[c][KING], sq))
return true; return true;