// if the pawn is not on the same file as the enemy king, because we
// don't generate captures. Note that a possible discovery check
// promotion has been already generated amongst the captures.
- Bitboard dcCandidates = pos.discovered_check_candidates();
+ Bitboard dcCandidates = pos.blockers_for_king(Them);
if (pawnsNotOn7 & dcCandidates)
{
Bitboard dc1 = shift<Up>(pawnsNotOn7 & dcCandidates) & emptySquares & ~file_bb(ksq);
&& !(PseudoAttacks[Pt][from] & target & pos.check_squares(Pt)))
continue;
- if (pos.discovered_check_candidates() & from)
+ if (pos.blockers_for_king(~us) & from)
continue;
}
assert(!pos.checkers());
Color us = pos.side_to_move();
- Bitboard dc = pos.discovered_check_candidates();
+ Bitboard dc = pos.blockers_for_king(~us) & pos.pieces(us);
while (dc)
{
template<>
ExtMove* generate<LEGAL>(const Position& pos, ExtMove* moveList) {
- Bitboard pinned = pos.pinned_pieces(pos.side_to_move());
- Square ksq = pos.square<KING>(pos.side_to_move());
+ Color us = pos.side_to_move();
+ Bitboard pinned = pos.blockers_for_king(us) & pos.pieces(us);
+ Square ksq = pos.square<KING>(us);
ExtMove* cur = moveList;
moveList = pos.checkers() ? generate<EVASIONS >(pos, moveList)