X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Ftimeman.h;h=0da083dc6bd9b8c68ebee2cfa25c7521bfbaa380;hp=484513bb18c5265530e5ccae2267e962dffcd6e4;hb=dcd8ce70941e9b8d5180eb43865bb9819e424c19;hpb=9a1d5f0f1d8a12a85b198688d4f1d636a146eb7a diff --git a/src/timeman.h b/src/timeman.h index 484513bb..0da083dc 100644 --- a/src/timeman.h +++ b/src/timeman.h @@ -1,7 +1,8 @@ /* 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) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad + Copyright (C) 2015-2016 Marco Costalba, Joona Kiiski, Gary Linscott, 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 @@ -17,23 +18,33 @@ along with this program. If not, see . */ -#if !defined(TIMEMAN_H_INCLUDED) +#ifndef TIMEMAN_H_INCLUDED #define TIMEMAN_H_INCLUDED -/// The TimeManager class computes the optimal time to think depending on the -/// maximum available time, the move game number and other parameters. +#include "misc.h" +#include "search.h" +#include "thread.h" -class TimeManager { +/// The TimeManagement class computes the optimal time to think depending on +/// the maximum available time, the game move number and other parameters. + +class TimeManagement { public: - void init(const Search::LimitsType& limits, int currentPly, Color us); - void pv_instability(int curChanges, int prevChanges); - int available_time() const { return optimumSearchTime + unstablePVExtraTime; } - int maximum_time() const { return maximumSearchTime; } + void init(Search::LimitsType& limits, Color us, int ply); + void pv_instability(double bestMoveChanges) { unstablePvFactor = 1 + bestMoveChanges; } + int available() const { return int(optimumTime * unstablePvFactor * 1.01); } + int maximum() const { return maximumTime; } + int elapsed() const { return int(Search::Limits.npmsec ? Threads.nodes_searched() : now() - startTime); } + + int64_t availableNodes; // When in 'nodes as time' mode private: - int optimumSearchTime; - int maximumSearchTime; - int unstablePVExtraTime; + TimePoint startTime; + int optimumTime; + int maximumTime; + double unstablePvFactor; }; -#endif // !defined(TIMEMAN_H_INCLUDED) +extern TimeManagement Time; + +#endif // #ifndef TIMEMAN_H_INCLUDED