From: Fabian Fichter <ianfab@users.noreply.github.com>
Date: Sat, 1 Sep 2018 09:24:37 +0000 (+0200)
Subject: Increase king danger for drop variants
X-Git-Url: http://winboard.nl/cgi-bin?a=commitdiff_plain;h=6f1c918a023162de55242ca98d5cde5c2d407102;p=fairystockfish.git

Increase king danger for drop variants

STC crazyhouse
LLR: 2.97 (-2.94,2.94) [0.00,10.00]
Total: 1516 W: 805 L: 682 D: 29
http://35.161.250.236:6543/tests/view/5b8a5c6f6e23db0fbab0dd11
---

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 3e2d138..69a9ca4 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -488,7 +488,7 @@ namespace {
                      + 102 * kingAttacksCount[Them] * (1 + pos.captures_to_hand() + !!pos.max_check_count())
                      + 191 * popcount(kingRing[Us] & weak) * (1 + pos.captures_to_hand() + !!pos.max_check_count())
                      + 143 * popcount(pos.blockers_for_king(Us) | unsafeChecks)
-                     - 848 * !pos.count<QUEEN>(Them)
+                     - 848 * !(pos.count<QUEEN>(Them) || pos.captures_to_hand())
                      -   9 * mg_value(score) / 8
                      + 100 * (pos.piece_drops() ? pos.count_in_hand(Them, ALL_PIECES) : 0)
                      +  40;