Stockfish, a UCI chess playing engine derived from Glaurung 2.1
Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
+ Copyright (C) 2015-2017 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
#define THREAD_H_INCLUDED
#include <atomic>
-#include <bitset>
#include <condition_variable>
#include <mutex>
#include <thread>
#include "thread_win32.h"
-/// Thread struct keeps together all the thread related stuff. We also use
+/// Thread struct keeps together all the thread-related stuff. We also use
/// per-thread pawn and material hash tables so that once we get a pointer to an
/// entry its life time is unlimited and we don't have to care about someone
/// changing the entry under our feet.
void idle_loop();
void start_searching(bool resume = false);
void wait_for_search_finished();
- void wait(std::atomic_bool& b);
+ void wait(std::atomic_bool& condition);
Pawns::Table pawnsTable;
Material::Table materialTable;
Endgames endgames;
size_t idx, PVIdx;
- int maxPly, callsCnt;
+ int selDepth;
+ std::atomic<uint64_t> nodes, tbHits;
Position rootPos;
- Search::RootMoveVector rootMoves;
+ Search::RootMoves rootMoves;
Depth rootDepth;
- HistoryStats history;
- MovesStats counterMoves;
Depth completedDepth;
- std::atomic_bool resetCalls;
+ CounterMoveHistory counterMoves;
+ ButterflyHistory mainHistory;
+ ContinuationHistory contHistory;
};
struct MainThread : public Thread {
virtual void search();
+ void check_time();
+
+ bool easyMovePlayed, failedLow;
+ double bestMoveChanges;
+ Value previousScore;
+ int callsCnt = 0;
};
-/// ThreadPool struct handles all the threads related stuff like init, starting,
+/// ThreadPool struct handles all the threads-related stuff like init, starting,
/// parking and, most importantly, launching a thread. All the access to threads
/// data is done through this class.
void exit(); // be initialized and valid during the whole thread lifetime.
MainThread* main() { return static_cast<MainThread*>(at(0)); }
- void start_thinking(const Position&, const Search::LimitsType&, Search::StateStackPtr&);
+ void start_thinking(Position&, StateListPtr&, const Search::LimitsType&);
void read_uci_options();
- int64_t nodes_searched();
+ uint64_t nodes_searched() const;
+ uint64_t tb_hits() const;
+
+ std::atomic_bool stop, stopOnPonderhit;
+
+private:
+ StateListPtr setupStates;
};
extern ThreadPool Threads;