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Code Issues Releases Wiki Activity

Retire queen_attacks_bb()

Browse source 
No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2012-01-14 23:00:10 +01:00
parent 3ec94abcdb
commit 2aec8fb956
2 changed files with 1 additions and 5 deletions
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2
src/bitboard.cpp
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@ -227,7 +227,7 @@ void bitboards_init() {
{
PseudoAttacks[BISHOP][s] = bishop_attacks_bb(s, 0);
PseudoAttacks[ROOK][s] = rook_attacks_bb(s, 0);
PseudoAttacks[QUEEN][s] = queen_attacks_bb(s, 0);
PseudoAttacks[QUEEN][s] = PseudoAttacks[BISHOP][s] | PseudoAttacks[ROOK][s];
}
for (Square s1 = SQ_A1; s1 <= SQ_H8; s1++)

4
src/bitboard.h
View file

@ -169,10 +169,6 @@ inline Bitboard bishop_attacks_bb(Square s, Bitboard occ) {
return BAttacks[s][bishop_index(s, occ)];
}
inline Bitboard queen_attacks_bb(Square s, Bitboard blockers) {
return rook_attacks_bb(s, blockers) | bishop_attacks_bb(s, blockers);
}
/// squares_between returns a bitboard representing all squares between
/// two squares. For instance, squares_between(SQ_C4, SQ_F7) returns a