- Option::Option() {} // To allow insertion in a std::map
-
- Option::Option(const char* def, OptionType t)
- : defaultValue(def), currentValue(def), type(t), idx(options.size()), minValue(0), maxValue(0) {}
-
- Option::Option(bool def, OptionType t)
- : defaultValue(stringify(def)), currentValue(stringify(def)), type(t), idx(options.size()), minValue(0), maxValue(0) {}
-
- Option::Option(int def, int minv, int maxv)
- : defaultValue(stringify(def)), currentValue(stringify(def)), type(SPIN), idx(options.size()), minValue(minv), maxValue(maxv) {}
-
- // load_defaults() populates the options map with the hard
- // coded names and default values.
-
- void load_defaults(Options& o) {
-
- o["Use Search Log"] = Option(false);
- o["Search Log Filename"] = Option("SearchLog.txt");
- o["Book File"] = Option("book.bin");
- o["Best Book Move"] = Option(false);
- o["Mobility (Middle Game)"] = Option(100, 0, 200);
- o["Mobility (Endgame)"] = Option(100, 0, 200);
- o["Pawn Structure (Middle Game)"] = Option(100, 0, 200);
- o["Pawn Structure (Endgame)"] = Option(100, 0, 200);
- o["Passed Pawns (Middle Game)"] = Option(100, 0, 200);
- o["Passed Pawns (Endgame)"] = Option(100, 0, 200);
- o["Space"] = Option(100, 0, 200);
- o["Aggressiveness"] = Option(100, 0, 200);
- o["Cowardice"] = Option(100, 0, 200);
- o["Check Extension (PV nodes)"] = Option(2, 0, 2);
- o["Check Extension (non-PV nodes)"] = Option(1, 0, 2);
- o["Single Evasion Extension (PV nodes)"] = Option(2, 0, 2);
- o["Single Evasion Extension (non-PV nodes)"] = Option(2, 0, 2);
- o["Mate Threat Extension (PV nodes)"] = Option(2, 0, 2);
- o["Mate Threat Extension (non-PV nodes)"] = Option(2, 0, 2);
- o["Pawn Push to 7th Extension (PV nodes)"] = Option(1, 0, 2);
- o["Pawn Push to 7th Extension (non-PV nodes)"] = Option(1, 0, 2);
- o["Passed Pawn Extension (PV nodes)"] = Option(1, 0, 2);
- o["Passed Pawn Extension (non-PV nodes)"] = Option(0, 0, 2);
- o["Pawn Endgame Extension (PV nodes)"] = Option(2, 0, 2);
- o["Pawn Endgame Extension (non-PV nodes)"] = Option(2, 0, 2);
- o["Minimum Split Depth"] = Option(4, 4, 7);
- o["Maximum Number of Threads per Split Point"] = Option(5, 4, 8);
- o["Threads"] = Option(1, 1, MAX_THREADS);
- o["Hash"] = Option(32, 4, 8192);
- o["Clear Hash"] = Option(false, BUTTON);
- o["New Game"] = Option(false, BUTTON);
- o["Ponder"] = Option(true);
- o["OwnBook"] = Option(true);
- o["MultiPV"] = Option(1, 1, 500);
- o["Emergency Move Horizon"] = Option(40, 0, 50);
- o["Emergency Base Time"] = Option(200, 0, 60000);
- o["Emergency Move Time"] = Option(70, 0, 5000);
- o["Minimum Thinking Time"] = Option(20, 0, 5000);
- o["UCI_Chess960"] = Option(false);
- o["UCI_AnalyseMode"] = Option(false);
-
- // Any option should know its name so to be easily printed
- for (Options::iterator it = o.begin(); it != o.end(); ++it)
- it->second.name = it->first;
- }
+/// UCI::init() initializes the UCI options to their hard-coded default values
+
+void init(OptionsMap& o) {
+
+ constexpr int MaxHashMB = Is64Bit ? 33554432 : 2048;
+
+ o["Debug Log File"] << Option("", on_logger);
+ o["Contempt"] << Option(24, -100, 100);
+ o["Analysis Contempt"] << Option("Both var Off var White var Black var Both", "Both");
+ o["Threads"] << Option(1, 1, 512, on_threads);
+ o["Hash"] << Option(16, 1, MaxHashMB, on_hash_size);
+ o["Clear Hash"] << Option(on_clear_hash);
+ o["Ponder"] << Option(false);
+ o["MultiPV"] << Option(1, 1, 500);
+ o["Skill Level"] << Option(20, 0, 20);
+ 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(true, on_use_NNUE);
+ o["EvalFile"] << Option(EvalFileDefaultName, on_eval_file);
+}