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[stockfish] / src / ucioption.cpp

diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index 1c6ef777257dda39e24753674f801ddbbe905d0d..2b66a47545a5644a7bc97bf43ebdbd91032a5e6c 100644 (file)
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -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) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
+  Copyright (C) 2004-2020 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
@@ -21,6 +19,7 @@
 #include <algorithm>
 #include <cassert>
 #include <ostream>
+#include <sstream>
 
 #include "misc.h"
 #include "search.h"
@@ -37,11 +36,12 @@ namespace UCI {
 
 /// 'On change' actions, triggered by an option's value change
 void on_clear_hash(const Option&) { Search::clear(); }
-void on_hash_size(const Option& o) { TT.resize(o); }
+void on_hash_size(const Option& o) { TT.resize(size_t(o)); }
 void on_logger(const Option& o) { start_logger(o); }
-void on_threads(const Option& o) { Threads.set(o); }
+void on_threads(const Option& o) { Threads.set(size_t(o)); }
 void on_tb_path(const Option& o) { Tablebases::init(o); }
-
+void on_use_NNUE(const Option& ) { Eval::init_NNUE(); }
+void on_eval_file(const Option& ) { Eval::init_NNUE(); }
 
 /// Our case insensitive less() function as required by UCI protocol
 bool CaseInsensitiveLess::operator() (const string& s1, const string& s2) const {
@@ -51,12 +51,11 @@ bool CaseInsensitiveLess::operator() (const string& s1, const string& s2) const
 }
 
 
-/// init() initializes the UCI options to their hard-coded default values
+/// UCI::init() initializes the UCI options to their hard-coded default values
 
 void init(OptionsMap& o) {
 
-  // at most 2^32 clusters.
-  constexpr int MaxHashMB = Is64Bit ? 131072 : 2048;
+  constexpr int MaxHashMB = Is64Bit ? 33554432 : 2048;
 
   o["Debug Log File"]        << Option("", on_logger);
   o["Contempt"]              << Option(24, -100, 100);
@@ -67,16 +66,22 @@ void init(OptionsMap& o) {
   o["Ponder"]                << Option(false);
   o["MultiPV"]               << Option(1, 1, 500);
   o["Skill Level"]           << Option(20, 0, 20);
-  o["Move Overhead"]         << Option(30, 0, 5000);
-  o["Minimum Thinking Time"] << Option(20, 0, 5000);
-  o["Slow Mover"]            << Option(84, 10, 1000);
+  o["Move Overhead"]         << Option(10, 0, 5000);
+  o["Slow Mover"]            << Option(100, 10, 1000);
   o["nodestime"]             << Option(0, 0, 10000);
   o["UCI_Chess960"]          << Option(false);
   o["UCI_AnalyseMode"]       << Option(false);
+  o["UCI_LimitStrength"]     << Option(false);
+  o["UCI_Elo"]               << Option(1350, 1350, 2850);
+  o["UCI_ShowWDL"]           << Option(false);
   o["SyzygyPath"]            << Option("<empty>", on_tb_path);
   o["SyzygyProbeDepth"]      << Option(1, 1, 100);
   o["Syzygy50MoveRule"]      << Option(true);
   o["SyzygyProbeLimit"]      << Option(7, 0, 7);
+  o["Use NNUE"]              << Option(false, on_use_NNUE);
+  // The default must follow the format nn-[SHA256 first 12 digits].nnue
+  // for the build process (profile-build and fishtest) to work.
+  o["EvalFile"]              << Option("nn-82215d0fd0df.nnue", on_eval_file);
 }
 
 
@@ -136,8 +141,8 @@ Option::operator std::string() const {
 
 bool Option::operator==(const char* s) const {
   assert(type == "combo");
-  return    !CaseInsensitiveLess()(currentValue, s)
-         && !CaseInsensitiveLess()(s, currentValue);
+  return   !CaseInsensitiveLess()(currentValue, s)
+        && !CaseInsensitiveLess()(s, currentValue);
 }
 
 
@@ -153,8 +158,8 @@ void Option::operator<<(const Option& o) {
 
 
 /// operator=() updates currentValue and triggers on_change() action. It's up to
-/// the GUI to check for option's limits, but we could receive the new value from
-/// the user by console window, so let's check the bounds anyway.
+/// the GUI to check for option's limits, but we could receive the new value
+/// from the user by console window, so let's check the bounds anyway.
 
 Option& Option::operator=(const string& v) {
 
@@ -165,6 +170,17 @@ Option& Option::operator=(const string& v) {
       || (type == "spin" && (stof(v) < min || stof(v) > max)))
       return *this;
 
+  if (type == "combo")
+  {
+      OptionsMap comboMap; // To have case insensitive compare
+      string token;
+      std::istringstream ss(defaultValue);
+      while (ss >> token)
+          comboMap[token] << Option();
+      if (!comboMap.count(v) || v == "var")
+          return *this;
+  }
+
   if (type != "button")
       currentValue = v;