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886ed90ec3
Credit for the idea goes to peregrine on discord. Passed STC 10+0.1: https://tests.stockfishchess.org/tests/view/662652623fe04ce4cefc48cf LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 75712 W: 19793 L: 19423 D: 36496 Ptnml(0-2): 258, 8487, 20023, 8803, 285 Passed LTC 60+0.6: https://tests.stockfishchess.org/tests/view/6627495e3fe04ce4cefc59b6 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 49788 W: 12743 L: 12404 D: 24641 Ptnml(0-2): 29, 5141, 14215, 5480, 29 The code was updated slightly and tested for non-regression against the original code at STC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 41952 W: 10912 L: 10698 D: 20342 Ptnml(0-2): 133, 4825, 10835, 5061, 122 https://tests.stockfishchess.org/tests/view/662d84f56115ff6764c7e438 closes https://github.com/official-stockfish/Stockfish/pull/5189 Bench: 1836777
111 lines
3.1 KiB
C++
111 lines
3.1 KiB
C++
/*
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Stockfish, a UCI chess playing engine derived from Glaurung 2.1
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Copyright (C) 2004-2024 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 ENGINE_H_INCLUDED
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#define ENGINE_H_INCLUDED
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#include <cstddef>
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#include <cstdint>
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#include <functional>
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#include <optional>
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#include <string>
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#include <string_view>
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#include <utility>
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#include <vector>
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#include "nnue/network.h"
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#include "position.h"
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#include "search.h"
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#include "syzygy/tbprobe.h" // for Stockfish::Depth
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#include "thread.h"
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#include "tt.h"
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#include "ucioption.h"
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namespace Stockfish {
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enum Square : int;
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class Engine {
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public:
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using InfoShort = Search::InfoShort;
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using InfoFull = Search::InfoFull;
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using InfoIter = Search::InfoIteration;
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Engine(std::string path = "");
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~Engine() { wait_for_search_finished(); }
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std::uint64_t perft(const std::string& fen, Depth depth, bool isChess960);
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// non blocking call to start searching
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void go(Search::LimitsType&);
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// non blocking call to stop searching
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void stop();
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// blocking call to wait for search to finish
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void wait_for_search_finished();
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// set a new position, moves are in UCI format
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void set_position(const std::string& fen, const std::vector<std::string>& moves);
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// modifiers
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void resize_threads();
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void set_tt_size(size_t mb);
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void set_ponderhit(bool);
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void search_clear();
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void set_on_update_no_moves(std::function<void(const InfoShort&)>&&);
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void set_on_update_full(std::function<void(const InfoFull&)>&&);
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void set_on_iter(std::function<void(const InfoIter&)>&&);
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void set_on_bestmove(std::function<void(std::string_view, std::string_view)>&&);
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// network related
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void verify_networks() const;
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void load_networks();
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void load_big_network(const std::string& file);
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void load_small_network(const std::string& file);
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void save_network(const std::pair<std::optional<std::string>, std::string> files[2]);
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// utility functions
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void trace_eval() const;
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OptionsMap& get_options();
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std::string fen() const;
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void flip();
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std::string visualize() const;
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private:
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const std::string binaryDirectory;
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Position pos;
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StateListPtr states;
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Square capSq;
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OptionsMap options;
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ThreadPool threads;
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TranspositionTable tt;
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Eval::NNUE::Networks networks;
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Search::SearchManager::UpdateContext updateContext;
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};
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} // namespace Stockfish
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#endif // #ifndef ENGINE_H_INCLUDED
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