X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fevaluate.cpp;h=4ce500af8ea634171a406284b40a9832192acbf2;hb=7a3844e6eff9535427485f138886082282beb2c7;hp=8987b0ecd0a72cc7337404f604ecb951b254e889;hpb=e7289465b9ecb2ab93b240285f8ab677eea86aeb;p=stockfish

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 8987b0ec..4ce500af 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -888,8 +888,9 @@ Value Eval::evaluate(const Position& pos) {
       Trace::add(IMBALANCE, ei.me->imbalance());
       Trace::add(PAWN, ei.pi->pawns_score());
       Trace::add(MOBILITY, mobility[WHITE], mobility[BLACK]);
-      Trace::add(SPACE, evaluate_space<WHITE>(pos, ei)
-                      , evaluate_space<BLACK>(pos, ei));
+      if (pos.non_pawn_material(WHITE) + pos.non_pawn_material(BLACK) >= 12222)
+          Trace::add(SPACE, evaluate_space<WHITE>(pos, ei)
+                          , evaluate_space<BLACK>(pos, ei));
       Trace::add(TOTAL, score);
   }