X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fsearch.h;h=806e4be63fa4c4a56a5b87097b33268d4f96543e;hb=02e4697055519ed206fa76e4ef9abb9f156cd1a0;hp=7a5d5bdf47844de595fbdc1bf38def8bacfead8d;hpb=a0259d8ab9661b7f625474d2cbe18481ef69bbf2;p=stockfish

diff --git a/src/search.h b/src/search.h
index 7a5d5bdf..806e4be6 100644
--- a/src/search.h
+++ b/src/search.h
@@ -1,6 +1,6 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
-  Copyright (C) 2004-2021 The Stockfish developers (see AUTHORS file)
+  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
@@ -31,9 +31,6 @@ 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
@@ -47,13 +44,13 @@ struct Stack {
   Move excludedMove;
   Move killers[2];
   Value staticEval;
-  Depth depth;
   int statScore;
   int moveCount;
   bool inCheck;
   bool ttPv;
   bool ttHit;
   int doubleExtensions;
+  int cutoffCnt;
 };
 
 
@@ -74,13 +71,16 @@ 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;
   Value tbScore;
   std::vector<Move> pv;
 };
 
-typedef std::vector<RootMove> RootMoves;
+using RootMoves = std::vector<RootMove>;
 
 
 /// LimitsType struct stores information sent by GUI about available time to