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Convert move_is_check() to take a CheckInfo reference

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No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2009-11-09 21:02:07 +01:00
parent 30075e4abc
commit 975d5e9c64
3 changed files with 17 additions and 14 deletions
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9
src/position.cpp
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@@ -65,7 +65,7 @@ CheckInfo::CheckInfo(const Position& pos) {
Color them = opposite_color(us);
ksq = pos.king_square(them);
dc = pos.discovered_check_candidates(us);
dcCandidates = pos.discovered_check_candidates(us);
checkSq[PAWN] = pos.attacks_from<PAWN>(ksq, them);
checkSq[KNIGHT] = pos.attacks_from<KNIGHT>(ksq);
@@ -552,11 +552,12 @@ bool Position::pl_move_is_evasion(Move m, Bitboard pinned) const
bool Position::move_is_check(Move m) const {
Bitboard dc = discovered_check_candidates(side_to_move());
return move_is_check(m, dc);
return move_is_check(m, CheckInfo(*this));
}
bool Position::move_is_check(Move m, Bitboard dcCandidates) const {
bool Position::move_is_check(Move m, const CheckInfo& ci) const {
Bitboard dcCandidates = ci.dcCandidates;
assert(is_ok());
assert(move_is_ok(m));