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Move halfOpenFiles[] calculation out of a loop

Browse Source 
And put it in an already existing one so to
optimze a bit.

Also additional cleanups and code shuffles
all around the place.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2009-07-27 11:28:29 +02:00
parent 565d12bf42
commit 23ceb66950
3 changed files with 67 additions and 90 deletions
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12
src/position.h
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@@ -248,10 +248,6 @@ public:
static bool pawn_is_isolated(Bitboard ourPawns, Square s);
static bool pawn_is_doubled(Bitboard ourPawns, Color c, Square s);
// Open and half-open files
static bool file_is_open(Bitboard pawns, File f);
static bool file_is_half_open(Bitboard pawns, File f);
// Weak squares
bool square_is_weak(Square s, Color c) const;
@@ -605,14 +601,6 @@ inline bool Position::pawn_is_doubled(Bitboard ourPawns, Color c, Square s) {
return ourPawns & squares_behind(c, s);
}
inline bool Position::file_is_open(Bitboard pawns, File f) {
return !(pawns & file_bb(f));
}
inline bool Position::file_is_half_open(Bitboard pawns, File f) {
return !(pawns & file_bb(f));
}
inline bool Position::square_is_weak(Square s, Color c) const {
return !(pawns(c) & outpost_mask(opposite_color(c), s));
}