Fix trace in case of space evaluation

We only compute space eval during the opening/early midgame. Apply the same logic for DoTrace. No functional change.
official-stockfish · Nov 27, 2016 · 8f30d23 · 8f30d23
1 parent ec83e8a
commit 8f30d23
Showing 1 changed file with 3 additions and 2 deletions.
diff --git 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);
   }