X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fucioption.cpp;h=33db4d15f476af9a5ff438aefdbeb44f2a155bd7;hp=92729355c827cd0d5c3abcb41b0e910353bbef63;hb=f40e481fd63d056cbdad78c2c3fcdad0ff3556d9;hpb=ea06200423731c35dc62ed4a40c47e67eac1818a

diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index 92729355..33db4d15 100644
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -1,7 +1,7 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008-2009 Marco Costalba
+  Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -34,6 +34,8 @@
 #include "ucioption.h"
 
 using std::string;
+using std::cout;
+using std::endl;
 
 ////
 //// Local definitions
@@ -41,13 +43,9 @@ using std::string;
 
 namespace {
 
-  ///
-  /// Types
-  ///
-
   enum OptionType { SPIN, COMBO, CHECK, STRING, BUTTON };
 
-  typedef std::vector<string> ComboValues;
+  typedef std::vector<string> StrVector;
 
   struct Option {
 
@@ -55,23 +53,42 @@ namespace {
     OptionType type;
     size_t idx;
     int minValue, maxValue;
-    ComboValues comboValues;
+    StrVector comboValues;
 
     Option();
     Option(const char* defaultValue, OptionType = STRING);
     Option(bool defaultValue, OptionType = CHECK);
     Option(int defaultValue, int minValue, int maxValue);
 
-    bool operator<(const Option& o) const { return this->idx < o.idx; }
+    bool operator<(const Option& o) const { return idx < o.idx; }
   };
 
+  typedef std::vector<Option> OptionsVector;
   typedef std::map<string, Option> Options;
 
-  ///
-  /// Constants
-  ///
+  Options options;
+
+  // stringify() converts a value of type T to a std::string
+  template<typename T>
+  string stringify(const T& v) {
+
+     std::ostringstream ss;
+     ss << v;
+     return ss.str();
+  }
+
+  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
+  // load_defaults() populates the options map with the hard
   // coded names and default values.
 
   void load_defaults(Options& o) {
@@ -79,6 +96,7 @@ namespace {
     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);
@@ -88,73 +106,41 @@ namespace {
     o["Space"] = Option(100, 0, 200);
     o["Aggressiveness"] = Option(100, 0, 200);
     o["Cowardice"] = Option(100, 0, 200);
-    o["King Safety Curve"] = Option("Quadratic", COMBO);
-
-       o["King Safety Curve"].comboValues.push_back("Quadratic");
-       o["King Safety Curve"].comboValues.push_back("Linear");  /*, "From File"*/
-
-    o["King Safety Coefficient"] = Option(40, 1, 100);
-    o["King Safety X Intercept"] = Option(0, 0, 20);
-    o["King Safety Max Slope"] = Option(30, 10, 100);
-    o["King Safety Max Value"] = Option(500, 100, 1000);
-    o["Queen Contact Check Bonus"] = Option(3, 0, 8);
-    o["Queen Check Bonus"] = Option(2, 0, 4);
-    o["Rook Check Bonus"] = Option(1, 0, 4);
-    o["Bishop Check Bonus"] = Option(1, 0, 4);
-    o["Knight Check Bonus"] = Option(1, 0, 4);
-    o["Discovered Check Bonus"] = Option(3, 0, 8);
-    o["Mate Threat Bonus"] = Option(3, 0, 8);
     o["Check Extension (PV nodes)"] = Option(2, 0, 2);
     o["Check Extension (non-PV nodes)"] = Option(1, 0, 2);
-    o["Single Reply Extension (PV nodes)"] = Option(2, 0, 2);
-    o["Single Reply Extension (non-PV nodes)"] = Option(2, 0, 2);
-    o["Mate Threat Extension (PV nodes)"] = Option(0, 0, 2);
-    o["Mate Threat Extension (non-PV nodes)"] = Option(0, 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["Full Depth Moves (PV nodes)"] = Option(14, 1, 100);
-    o["Full Depth Moves (non-PV nodes)"] = Option(3, 1, 100);
-    o["Threat Depth"] = Option(5, 0, 100);
-    o["Randomness"] = Option(0, 0, 10);
     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, 8);
-    o["Hash"] = Option(32, 4, 4096);
+    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["UCI_ShowCurrLine"] = Option(false);
+    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;
   }
 
-  ///
-  /// Variables
-  ///
-
-  Options options;
-
-  // stringify converts a value of type T to a std::string
-  template<typename T>
-  string stringify(const T& v) {
-
-     std::ostringstream ss;
-     ss << v;
-     return ss.str();
-  }
-
-
-  // get_option_value implements the various get_option_value_<type>
-  // functions defined later, because only the option value
-  // type changes a template seems a proper solution.
+  // get_option_value() implements the various get_option_value_<type>
+  // functions defined later.
 
   template<typename T>
   T get_option_value(const string& optionName) {
@@ -168,38 +154,38 @@ namespace {
       return ret;
   }
 
+  // Specialization for std::string where instruction 'ss >> ret'
+  // would erroneusly tokenize a string with spaces.
+  template<>
+  string get_option_value<string>(const string& optionName) {
+
+      if (options.find(optionName) == options.end())
+          return string();
+
+      return options[optionName].currentValue;
+  }
+
 }
 
-////
-//// Functions
-////
 
-/// init_uci_options() initializes the UCI options.  Currently, the only
-/// thing this function does is to initialize the default value of the
-/// "Threads" parameter to the number of available CPU cores.
+/// init_uci_options() initializes the UCI options. Currently, the only thing
+/// this function does is to initialize the default value of "Threads" and
+/// "Minimum Split Depth" parameters according to the number of CPU cores.
 
 void init_uci_options() {
 
   load_defaults(options);
 
-  // Limit the default value of "Threads" to 7 even if we have 8 CPU cores.
-  // According to Ken Dail's tests, Glaurung plays much better with 7 than
-  // with 8 threads.  This is weird, but it is probably difficult to find out
-  // why before I have a 8-core computer to experiment with myself.
   assert(options.find("Threads") != options.end());
   assert(options.find("Minimum Split Depth") != options.end());
 
-  options["Threads"].defaultValue = stringify(Min(cpu_count(), 7));
-  options["Threads"].currentValue = stringify(Min(cpu_count(), 7));
+  Option& thr = options["Threads"];
+  Option& msd = options["Minimum Split Depth"];
 
-  // Increase the minimum split depth when the number of CPUs is big.
-  // It would probably be better to let this depend on the number of threads
-  // instead.
-  if (cpu_count() > 4)
-  {
-      options["Minimum Split Depth"].defaultValue = "6";
-      options["Minimum Split Depth"].currentValue = "6";
-  }
+  thr.defaultValue = thr.currentValue = stringify(cpu_count());
+
+  if (cpu_count() >= 8)
+      msd.defaultValue = msd.currentValue = stringify(7);
 }
 
 
@@ -208,39 +194,40 @@ void init_uci_options() {
 
 void print_uci_options() {
 
-  static const char optionTypeName[][16] = {
+  const char OptTypeName[][16] = {
     "spin", "combo", "check", "string", "button"
   };
 
   // Build up a vector out of the options map and sort it according to idx
   // field, that is the chronological insertion order in options map.
-  std::vector<Option> vec;
+  OptionsVector vec;
   for (Options::const_iterator it = options.begin(); it != options.end(); ++it)
       vec.push_back(it->second);
 
   std::sort(vec.begin(), vec.end());
 
-  for (std::vector<Option>::const_iterator it = vec.begin(); it != vec.end(); ++it)
+  for (OptionsVector::const_iterator it = vec.begin(); it != vec.end(); ++it)
   {
-      std::cout << "\noption name " << it->name
-                << " type "         << optionTypeName[it->type];
+      cout << "\noption name " << it->name << " type " << OptTypeName[it->type];
 
       if (it->type == BUTTON)
           continue;
 
       if (it->type == CHECK)
-          std::cout << " default " << (it->defaultValue == "1" ? "true" : "false");
+          cout << " default " << (it->defaultValue == "1" ? "true" : "false");
       else
-          std::cout << " default " << it->defaultValue;
+          cout << " default " << it->defaultValue;
 
       if (it->type == SPIN)
-          std::cout << " min " << it->minValue << " max " << it->maxValue;
+          cout << " min " << it->minValue << " max " << it->maxValue;
       else if (it->type == COMBO)
-          for (ComboValues::const_iterator itc = it->comboValues.begin();
-              itc != it->comboValues.end(); ++itc)
-              std::cout << " var " << *itc;
+      {
+          StrVector::const_iterator itc;
+          for (itc = it->comboValues.begin(); itc != it->comboValues.end(); ++itc)
+              cout << " var " << *itc;
+      }
   }
-  std::cout << std::endl;
+  cout << endl;
 }
 
 
@@ -273,12 +260,16 @@ string get_option_value_string(const string& optionName) {
 }
 
 
-/// set_option_value() inserts a new value for a UCI parameter. Note that
-/// the function does not check that the new value is legal for the given
-/// parameter: This is assumed to be the responsibility of the GUI.
+/// set_option_value() inserts a new value for a UCI parameter
 
 void set_option_value(const string& name, const string& value) {
 
+  if (options.find(name) == options.end())
+  {
+      cout << "No such option: " << name << endl;
+      return;
+  }
+
   // UCI protocol uses "true" and "false" instead of "1" and "0", so convert
   // value according to standard C++ convention before to store it.
   string v(value);
@@ -287,10 +278,21 @@ void set_option_value(const string& name, const string& value) {
   else if (v == "false")
       v = "0";
 
-  if (options.find(name) != options.end())
-      options[name].currentValue = v;
-  else
-      std::cout << "No such option: " << name << std::endl;
+  // Normally it's up to the GUI to check for option's limits,
+  // but we could receive the new value directly from the user
+  // by teminal window. So let's check the bounds anyway.
+  Option& opt = options[name];
+
+  if (opt.type == CHECK && v != "0" && v != "1")
+      return;
+
+  else if (opt.type == SPIN)
+  {
+      int val = atoi(v.c_str());
+      if (val < opt.minValue || val > opt.maxValue)
+          return;
+  }
+  opt.currentValue = v;
 }
 
 
@@ -310,26 +312,8 @@ void push_button(const string& buttonName) {
 bool button_was_pressed(const string& buttonName) {
 
   if (!get_option_value<bool>(buttonName))
-	  return false;
+      return false;
 
   set_option_value(buttonName, "false");
   return true;
 }
-
-
-namespace {
-
-  // Define constructors of Option class.
-
-  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) {}
-
-}