X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Ftimeman.h;h=fe5e0abff0b4e7bdfb26d67db5bfa287ecb79283;hb=5d1b92e8f9836e1d403bcf60653dcf6b059c8720;hp=c93c6e7d2777144cbeef41b90f4130098da35b31;hpb=c0616d773dcb967dad755de74c36937fc5753b63;p=stockfish

diff --git a/src/timeman.h b/src/timeman.h
index c93c6e7d..fe5e0abf 100644
--- a/src/timeman.h
+++ b/src/timeman.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) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2008-2015 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
@@ -17,14 +17,27 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-
-#if !defined(TIMEMAN_H_INCLUDED)
+#ifndef TIMEMAN_H_INCLUDED
 #define TIMEMAN_H_INCLUDED
 
-////
-//// Prototypes
-////
+#include "misc.h"
+
+/// The TimeManager class computes the optimal time to think depending on the
+/// maximum available time, the game move number and other parameters.
+
+class TimeManager {
+public:
+  void init(const Search::LimitsType& limits, Color us, int ply, TimePoint now);
+  void pv_instability(double bestMoveChanges) { unstablePvFactor = 1 + bestMoveChanges; }
+  int available_time() const { return int(optimumTime * unstablePvFactor * 0.76); }
+  int maximum_time() const { return maximumTime; }
+  int elapsed_time() const { return now() - start; }
 
-void calc_search_times(const int myTime, const int myInc, const int movesToGo, const int currentPly, int &minimumSearchTime, int &maximumSearchTime);
+private:
+  TimePoint start;
+  int optimumTime;
+  int maximumTime;
+  double unstablePvFactor;
+};
 
-#endif // !defined(SEARCH_H_INCLUDED)
+#endif // #ifndef TIMEMAN_H_INCLUDED