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Use operator~ to flip colors and squares

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More natural and nicer. Idea from Critter.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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Marco Costalba
2012-01-12 19:31:18 +01:00
parent c549f71f64
commit d98150dffc
8 changed files with 76 additions and 76 deletions
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2
src/position.h
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@@ -392,7 +392,7 @@ inline Bitboard Position::pinned_pieces() const {
}
inline bool Position::pawn_is_passed(Color c, Square s) const {
return !(pieces(PAWN, flip(c)) & passed_pawn_mask(c, s));
return !(pieces(PAWN, ~c) & passed_pawn_mask(c, s));
}
inline Key Position::key() const {