X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fevaluate.cpp;h=d972db5a1ccc26f178e962542c358a432a383073;hp=e663f21f4497129984ebf86c72f0f5e4d7d24957;hb=cca643669db016f20c6e91f50892a0b44f297a48;hpb=d4763424d2728fe2dfd0a6fe747666feb6a2fdbb

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index e663f21f..d972db5a 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -739,6 +739,7 @@ namespace {
                     + 24 * infiltration
                     + 51 * !pos.non_pawn_material()
                     - 43 * almostUnwinnable
+                    -  2 * pos.rule50_count()
                     -110 ;
 
     Value mg = mg_value(score);
@@ -778,8 +779,6 @@ namespace {
         }
         else
             sf = std::min(sf, 36 + 7 * pos.count<PAWN>(strongSide));
-
-        sf = std::max(0, sf - (pos.rule50_count() - 12) / 4);
     }
 
     return ScaleFactor(sf);
@@ -856,7 +855,8 @@ namespace {
         Trace::add(TOTAL, score);
     }
 
-    return  (pos.side_to_move() == WHITE ? v : -v) + Tempo; // Side to move point of view
+    // Side to move point of view
+    return (pos.side_to_move() == WHITE ? v : -v) + Tempo;
   }
 
 } // namespace