From 843a5961e1d9c938e692a115b6bc8774f20d5769 Mon Sep 17 00:00:00 2001 From: Marco Costalba Date: Sat, 25 Feb 2012 12:45:34 +0100 Subject: [PATCH] Double pinner bonus 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 --- src/evaluate.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/evaluate.cpp b/src/evaluate.cpp index 20b85228..540f402e 100644 --- a/src/evaluate.cpp +++ b/src/evaluate.cpp @@ -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 -- 2.39.2