X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fsearch.cpp;h=d54794bbc8712205a066cf977da4f692b3cb4c02;hp=bd482eaeb769d1a63f6e55c17903e29c797c38bb;hb=7733dadfd7c8781e3bde3cc4e21751fa44ab6ed8;hpb=c254861ee6317dd5824cc1bc4800cb81bd906e19

diff --git a/src/search.cpp b/src/search.cpp
index bd482eae..d54794bb 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -52,9 +52,6 @@ using std::endl;
 
 namespace {
 
-  // Maximum number of allowed moves per position
-  const int MOVES_MAX = 256;
-
   // Types
   enum NodeType { NonPV, PV };
 
@@ -366,7 +363,7 @@ void init_search() {
 
   // Init futility move count array
   for (d = 0; d < 32; d++)
-      FutilityMoveCountArray[d] = 3 + (1 << (3 * d / 8));
+      FutilityMoveCountArray[d] = int(3.001 + 0.25 * pow(d, 2.0));
 }
 
 
@@ -633,7 +630,7 @@ namespace {
 
             // Add some extra time if the best move has changed during the last two iterations
             if (Iteration > 5 && Iteration <= 50)
-                TimeMgr.pv_unstability(BestMoveChangesByIteration[Iteration],
+                TimeMgr.pv_instability(BestMoveChangesByIteration[Iteration],
                                        BestMoveChangesByIteration[Iteration-1]);
 
             // Stop search if most of MaxSearchTime is consumed at the end of the