ablation: no reduce for pv ttMove

test r15
dhbloo · Jul 26, 2024 · dae3f31 · dae3f31
1 parent 49a8c22
commit dae3f31
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/Rapfi/search/ab/search.cpp b/Rapfi/search/ab/search.cpp
@@ -892,8 +892,8 @@ Value search(Board &board, SearchStack *ss, Value alpha, Value beta, Depth depth
         depth -= IIR_REDUCTION_PV;
 
     // Reduce for pv ttMove that has not been chosen for a few iterations
-    if (PvNode && depth > 1 && ttMove)
-        depth -= std::clamp((depth - ttDepth) * IIR_REDUCTION_TT, 0.0f, IIR_REDUCTION_TT_MAX);
+    /*if (PvNode && depth > 1 && ttMove)
+        depth -= std::clamp((depth - ttDepth) * IIR_REDUCTION_TT, 0.0f, IIR_REDUCTION_TT_MAX);*/
 
     // Drop to vcfsearch if depth is below zero
     if (depth <= 0)