X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fsearch.h;h=48a0f7ce710e7c9b684bf42bd09f863d7b864e14;hb=b60f9cc4515cdfb657a0166abb29a60257cc59e1;hp=1653ce9237c0e46122a10a72439e08f370b01483;hpb=bb5589b829b79d7c60a820d4b1634dccbc4bbb3f;p=stockfish diff --git a/src/search.h b/src/search.h index 1653ce92..48a0f7ce 100644 --- a/src/search.h +++ b/src/search.h @@ -1,8 +1,6 @@ /* 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) 2015-2020 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad + Copyright (C) 2004-2023 The Stockfish developers (see AUTHORS file) Stockfish is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -27,13 +25,12 @@ #include "movepick.h" #include "types.h" +namespace Stockfish { + class Position; namespace Search { -/// Threshold used for countermoves based pruning -constexpr int CounterMovePruneThreshold = 0; - /// Stack struct keeps track of the information we need to remember from nodes /// shallower and deeper in the tree during the search. Each search thread has @@ -50,6 +47,10 @@ struct Stack { int statScore; int moveCount; bool inCheck; + bool ttPv; + bool ttHit; + int doubleExtensions; + int cutoffCnt; }; @@ -69,9 +70,12 @@ struct RootMove { Value score = -VALUE_INFINITE; Value previousScore = -VALUE_INFINITE; + Value averageScore = -VALUE_INFINITE; + Value uciScore = -VALUE_INFINITE; + bool scoreLowerbound = false; + bool scoreUpperbound = false; int selDepth = 0; int tbRank = 0; - int bestMoveCount = 0; Value tbScore; std::vector pv; }; @@ -91,7 +95,7 @@ struct LimitsType { } bool use_time_management() const { - return !(mate | movetime | depth | nodes | perft | infinite); + return time[WHITE] || time[BLACK]; } std::vector searchmoves; @@ -107,4 +111,6 @@ void clear(); } // namespace Search +} // namespace Stockfish + #endif // #ifndef SEARCH_H_INCLUDED