X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmovepick.h;h=fc090d296b80af9336fbd78151aab01ce1ca37d6;hp=f4a104d63f676249ee4b67691caa011d9df28ddc;hb=e082112cfeb6a40ca592a15983cdedb0210daf3a;hpb=89723339d93c87f52e148080d5b1dc101ee76685

diff --git a/src/movepick.h b/src/movepick.h
index f4a104d6..fc090d29 100644
--- a/src/movepick.h
+++ b/src/movepick.h
@@ -46,19 +46,15 @@ struct Stats {
   T* operator[](Piece pc) { return table[pc]; }
   void clear() { std::memset(table, 0, sizeof(table)); }
 
-  void update(Piece pc, Square to, Move m) {
-
-    if (m != table[pc][to])
-        table[pc][to] = m;
-  }
+  void update(Piece pc, Square to, Move m) { table[pc][to] = m; }
 
   void update(Piece pc, Square to, Value v) {
 
     if (abs(int(v)) >= 324)
         return;
 
-    table[pc][to] -= table[pc][to] * abs(int(v)) / (CM ? 512 : 324);
-    table[pc][to] += int(v) * (CM ? 64 : 32);
+    table[pc][to] -= table[pc][to] * abs(int(v)) / (CM ? 936 : 324);
+    table[pc][to] += int(v) * 32;
   }
 
 private:
@@ -83,9 +79,9 @@ public:
   MovePicker(const MovePicker&) = delete;
   MovePicker& operator=(const MovePicker&) = delete;
 
-  MovePicker(const Position&, Move, Depth, const HistoryStats&, Square);
-  MovePicker(const Position&, Move, const HistoryStats&, Value);
-  MovePicker(const Position&, Move, Depth, const HistoryStats&, const CounterMoveStats&, Move, Search::Stack*);
+  MovePicker(const Position&, Move, Value);
+  MovePicker(const Position&, Move, Depth, Square);
+  MovePicker(const Position&, Move, Depth, Search::Stack*);
 
   Move next_move();
 
@@ -96,9 +92,7 @@ private:
   ExtMove* end() { return endMoves; }
 
   const Position& pos;
-  const HistoryStats& history;
-  const CounterMoveStats* counterMoveHistory;
-  Search::Stack* ss;
+  const Search::Stack* ss;
   Move countermove;
   Depth depth;
   Move ttMove;