From: Gary Linscott <glinscott@gmail.com>
Date: Wed, 25 Jun 2014 20:45:14 +0000 (-0400)
Subject: Original version of shane's patch
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=747e035c7df830c064e87abb75d73060eeca7d2b;hp=6c9f4cf36f54a2437c843ebe0184a3356da9d82a

Original version of shane's patch
---

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index dedecfd1..7eca96fa 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -750,7 +750,8 @@ namespace {
                 // Endgame with opposite-colored bishops, but also other pieces. Still
                 // a bit drawish, but not as drawish as with only the two bishops.
                  sf = ScaleFactor(50 * sf / SCALE_FACTOR_NORMAL);
-        } else if ( ei.pi->pawn_span(strongSide) <= 1 &&
+        } else if ( abs(eg_value(score)) <= BishopValueEg &&
+                    ei.pi->pawn_span(strongSide) <= 1 &&
                    !pos.pawn_passed(~strongSide, pos.king_square(~strongSide))) {
             sf = ScaleFactor(ScalePawnSpan[ei.pi->pawn_span(strongSide)]);
         }