From e3a63e7d79b76aab8fb5128043e78058a83b5611 Mon Sep 17 00:00:00 2001 From: Fabian Fichter Date: Tue, 18 Dec 2018 22:33:04 +0100 Subject: [PATCH] Tweak threat evaluation for antichess variants giveaway STC LLR: 2.98 (-2.94,2.94) [0.00,10.00] Total: 921 W: 372 L: 280 D: 269 http://35.161.250.236:6543/tests/view/5c1666936e23db24728955a5 losers STC LLR: 2.95 (-2.94,2.94) [0.00,10.00] Total: 1753 W: 826 L: 710 D: 217 http://35.161.250.236:6543/tests/view/5c1666a66e23db24728955a8 --- src/evaluate.cpp | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/src/evaluate.cpp b/src/evaluate.cpp index 226272b..3d3b068 100644 --- a/src/evaluate.cpp +++ b/src/evaluate.cpp @@ -578,7 +578,8 @@ namespace { if (type_of(pos.piece_on(s)) != KING) moves |= pos.moves_from(Us, type_of(pos.piece_on(s)), s); } - score += make_score(300, 300) * popcount(attackedBy[Them][ALL_PIECES] & moves & ~pos.pieces()); + score += make_score(200, 200) * popcount(attackedBy[Them][ALL_PIECES] & moves & ~pos.pieces()); + score += make_score(200, 200) * popcount(attackedBy[Them][ALL_PIECES] & moves & ~pos.pieces() & ~attackedBy2[Us]); } // Non-pawn enemies -- 1.7.0.4