X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmovepick.h;h=21ea9ab3e2292afc1835059cbdfaf8ed74128892;hp=c444615f5b9f2e8ab4a0952ff47e3c97bf642079;hb=93f95cc936690a1b2637670bb22d138295eb5214;hpb=343544f3f7fe780a4231b78646ab2fd61760e294

diff --git a/src/movepick.h b/src/movepick.h
index c444615f..21ea9ab3 100644
--- a/src/movepick.h
+++ b/src/movepick.h
@@ -1,7 +1,7 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008-2013 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2008-2014 Marco Costalba, Joona Kiiski, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -35,7 +35,7 @@
 /// and is used for reduction and move ordering decisions. Gains records the move's
 /// best evaluation gain from one ply to the next and is used for pruning decisions.
 /// Countermoves store the move that refute a previous one. Entries are stored
-/// according only to moving piece and destination square, hence two moves with
+/// using only the moving piece and destination square, hence two moves with
 /// different origin but same destination and piece will be considered identical.
 template<bool Gain, typename T>
 struct Stats {
@@ -69,7 +69,7 @@ private:
 
 typedef Stats< true, Value> GainsStats;
 typedef Stats<false, Value> HistoryStats;
-typedef Stats<false, std::pair<Move, Move> > CountermovesStats;
+typedef Stats<false, std::pair<Move, Move> > MovesStats;
 
 
 /// MovePicker class is used to pick one pseudo legal move at a time from the
@@ -86,7 +86,7 @@ class MovePicker {
 public:
   MovePicker(const Position&, Move, Depth, const HistoryStats&, Square);
   MovePicker(const Position&, Move, const HistoryStats&, PieceType);
-  MovePicker(const Position&, Move, Depth, const HistoryStats&, Move*, Search::Stack*);
+  MovePicker(const Position&, Move, Depth, const HistoryStats&, Move*, Move*, Search::Stack*);
 
   template<bool SpNode> Move next_move();
 
@@ -98,9 +98,10 @@ private:
   const HistoryStats& history;
   Search::Stack* ss;
   Move* countermoves;
+  Move* followupmoves;
   Depth depth;
   Move ttMove;
-  ExtMove killers[4];
+  ExtMove killers[6];
   Square recaptureSquare;
   int captureThreshold, stage;
   ExtMove *cur, *end, *endQuiets, *endBadCaptures;