52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/*
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Stockfish, a UCI chess playing engine derived from Glaurung 2.1
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Copyright (C) 2004-2021 The Stockfish developers (see AUTHORS file)
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Stockfish is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Stockfish is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TIMEMAN_H_INCLUDED
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#define TIMEMAN_H_INCLUDED
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#include "misc.h"
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#include "search.h"
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#include "thread.h"
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namespace Stockfish {
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/// The TimeManagement class computes the optimal time to think depending on
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/// the maximum available time, the game move number and other parameters.
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class TimeManagement {
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public:
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void init(Search::LimitsType& limits, Color us, int ply);
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TimePoint optimum() const { return optimumTime; }
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TimePoint maximum() const { return maximumTime; }
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TimePoint elapsed() const { return Search::Limits.npmsec ?
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TimePoint(Threads.nodes_searched()) : now() - startTime; }
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int64_t availableNodes; // When in 'nodes as time' mode
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private:
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TimePoint startTime;
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TimePoint optimumTime;
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TimePoint maximumTime;
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};
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extern TimeManagement Time;
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} // namespace Stockfish
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#endif // #ifndef TIMEMAN_H_INCLUDED
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