X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fuci.h;h=eb0b390ba92254538a8c3d52b20668ec61ae1638;hb=HEAD;hp=76a893f90c4f0067b58cad0b7df91c7cdefd2806;hpb=55eb0445ddbb6ec4a6868eacb986e022865e19a6;p=stockfish

diff --git a/src/uci.h b/src/uci.h
index 76a893f9..55fb47c2 100644
--- a/src/uci.h
+++ b/src/uci.h
@@ -1,6 +1,6 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
-  Copyright (C) 2004-2022 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
@@ -19,6 +19,8 @@
 #ifndef UCI_H_INCLUDED
 #define UCI_H_INCLUDED
 
+#include <cstddef>
+#include <iosfwd>
 #include <map>
 #include <string>
 
@@ -30,56 +32,64 @@ class Position;
 
 namespace UCI {
 
+// Normalizes the internal value as reported by evaluate or search
+// to the UCI centipawn result used in output. This value is derived from
+// the win_rate_model() such that Stockfish outputs an advantage of
+// "100 centipawns" for a position if the engine has a 50% probability to win
+// from this position in self-play at fishtest LTC time control.
+const int NormalizeToPawnValue = 328;
+
 class Option;
 
-/// Define a custom comparator, because the UCI options should be case-insensitive
+// Define a custom comparator, because the UCI options should be case-insensitive
 struct CaseInsensitiveLess {
-  bool operator() (const std::string&, const std::string&) const;
+    bool operator()(const std::string&, const std::string&) const;
 };
 
-/// The options container is defined as a std::map
-typedef std::map<std::string, Option, CaseInsensitiveLess> OptionsMap;
+// The options container is defined as a std::map
+using OptionsMap = std::map<std::string, Option, CaseInsensitiveLess>;
 
-/// The Option class implements each option as specified by the UCI protocol
+// The Option class implements each option as specified by the UCI protocol
 class Option {
 
-  typedef void (*OnChange)(const Option&);
+    using OnChange = void (*)(const Option&);
 
-public:
-  Option(OnChange = nullptr);
-  Option(bool v, OnChange = nullptr);
-  Option(const char* v, OnChange = nullptr);
-  Option(double v, int minv, int maxv, OnChange = nullptr);
-  Option(const char* v, const char* cur, OnChange = nullptr);
+   public:
+    Option(OnChange = nullptr);
+    Option(bool v, OnChange = nullptr);
+    Option(const char* v, OnChange = nullptr);
+    Option(double v, int minv, int maxv, OnChange = nullptr);
+    Option(const char* v, const char* cur, OnChange = nullptr);
 
-  Option& operator=(const std::string&);
-  void operator<<(const Option&);
-  operator double() const;
-  operator std::string() const;
-  bool operator==(const char*) const;
+    Option& operator=(const std::string&);
+    void    operator<<(const Option&);
+    operator int() const;
+    operator std::string() const;
+    bool operator==(const char*) const;
 
-private:
-  friend std::ostream& operator<<(std::ostream&, const OptionsMap&);
+   private:
+    friend std::ostream& operator<<(std::ostream&, const OptionsMap&);
 
-  std::string defaultValue, currentValue, type;
-  int min, max;
-  size_t idx;
-  OnChange on_change;
+    std::string defaultValue, currentValue, type;
+    int         min, max;
+    size_t      idx;
+    OnChange    on_change;
 };
 
-void init(OptionsMap&);
-void loop(int argc, char* argv[]);
+void        init(OptionsMap&);
+void        loop(int argc, char* argv[]);
+int         to_cp(Value v);
 std::string value(Value v);
 std::string square(Square s);
 std::string move(Move m, bool chess960);
-std::string pv(const Position& pos, Depth depth, Value alpha, Value beta);
+std::string pv(const Position& pos, Depth depth);
 std::string wdl(Value v, int ply);
-Move to_move(const Position& pos, std::string& str);
+Move        to_move(const Position& pos, std::string& str);
 
-} // namespace UCI
+}  // namespace UCI
 
 extern UCI::OptionsMap Options;
 
-} // namespace Stockfish
+}  // namespace Stockfish
 
-#endif // #ifndef UCI_H_INCLUDED
+#endif  // #ifndef UCI_H_INCLUDED