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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>
This commit is contained in:
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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16
src/types.h
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@@ -334,6 +334,14 @@ extern const Value PieceValueMidgame[17];
extern const Value PieceValueEndgame[17];
extern int SquareDistance[64][64];
inline Color operator~(Color c) {
return Color(c ^ 1);
}
inline Square operator~(Square s) {
return Square(s ^ 56);
}
inline Value mate_in(int ply) {
return VALUE_MATE - ply;
}
@@ -354,10 +362,6 @@ inline Color color_of(Piece p) {
return Color(p >> 3);
}
inline Color flip(Color c) {
return Color(c ^ 1);
}
inline Square make_square(File f, Rank r) {
return Square((r << 3) | f);
}
@@ -374,10 +378,6 @@ inline Rank rank_of(Square s) {
return Rank(s >> 3);
}
inline Square flip(Square s) {
return Square(s ^ 56);
}
inline Square mirror(Square s) {
return Square(s ^ 7);
}