Update failedHighCnt rule #2063

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index e57131eb7bf0330eba5ab434c24fdbe36344d538..fdef140026bd529a52390e8954f536eff42fa5ef 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -149,7 +149,7 @@ namespace {
 void Search::init() {
 
   for (int i = 1; i < MAX_MOVES; ++i)
-      Reductions[i] = int(1024 * std::log(i) / std::sqrt(1.95));
+     Reductions[i] = int(733.3 * std::log(i));
 }
 
 
@@ -404,17 +404,14 @@ void Thread::search() {
                   beta = (alpha + beta) / 2;
                   alpha = std::max(bestValue - delta, -VALUE_INFINITE);
 
+                  failedHighCnt = 0;
                   if (mainThread)
-                  {
-                      failedHighCnt = 0;
                       mainThread->stopOnPonderhit = false;
-                  }
               }
               else if (bestValue >= beta)
               {
                   beta = std::min(bestValue + delta, VALUE_INFINITE);
-                  if (mainThread)
-                      ++failedHighCnt;
+                  ++failedHighCnt;
               }
               else
                   break;