X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fuci.h;h=3b5a6764b48c8897cf0392689dae131bc81dfa31;hb=7cf93f8b7101e5cf5df3f7921861f27b3beb9525;hp=5bb24a4ec65db098ff13cf01784cdd4f78613271;hpb=ad926d34c0105d523bfa5cb92cbcf9f337d54c08;p=stockfish

diff --git a/src/uci.h b/src/uci.h
index 5bb24a4e..3b5a6764 100644
--- a/src/uci.h
+++ b/src/uci.h
@@ -30,17 +30,24 @@ 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 selfplay at fishtest LTC time control.
+const int NormalizeToPawnValue = 361;
+
 class Option;
 
-/// Custom comparator because 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;
 };
 
-/// Our options container is actually a std::map
+/// The options container is defined as a std::map
 typedef std::map<std::string, Option, CaseInsensitiveLess> OptionsMap;
 
-/// Option class implements an option as defined by UCI protocol
+/// The Option class implements each option as specified by the UCI protocol
 class Option {
 
   typedef void (*OnChange)(const Option&);
@@ -72,7 +79,7 @@ void loop(int argc, char* argv[]);
 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);