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Double pinner bonus

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Fine tune newly introduced pinner bonus score:

After 34696 games at 2"+0.05
Mod vs Orig 7474 - 7087 - 20135 ELO +3 (+- 2.4)

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2012-02-25 12:45:34 +01:00
parent d8e56cbe54
commit 843a5961e1
1 changed files with 1 additions and 1 deletions
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2
src/evaluate.cpp
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@@ -534,7 +534,7 @@ namespace {
assert(b);
if (single_bit(b) && (b & pos.pieces(Them)))
score += ThreatBonus[Piece][type_of(pos.piece_on(first_1(b)))] / 2;
score += ThreatBonus[Piece][type_of(pos.piece_on(first_1(b)))];
}
// Decrease score if we are attacked by an enemy pawn. Remaining part