Avoid spamming the GUI in multipv search

[stockfish] / src / ucioption.cpp

diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index f76263e17ab543c5e2e0d77e29ed4f6277991fb4..f3af2f77fdb6886ce7d83693478957bd124b88f9 100644 (file)
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -64,6 +64,7 @@ void init(OptionsMap& o) {
   o["Search Log Filename"]         = Option("SearchLog.txt");
   o["Book File"]                   = Option("book.bin");
   o["Best Book Move"]              = Option(false);
+  o["Contempt Factor"]             = Option(0, -50,  50);
   o["Mobility (Middle Game)"]      = Option(100, 0, 200, on_eval);
   o["Mobility (Endgame)"]          = Option(100, 0, 200, on_eval);
   o["Passed Pawns (Middle Game)"]  = Option(100, 0, 200, on_eval);
@@ -127,7 +128,7 @@ Option::Option(Fn* f) : type("button"), min(0), max(0), idx(Options.size()), on_
 {}
 
 Option::Option(int v, int minv, int maxv, Fn* f) : type("spin"), min(minv), max(maxv), idx(Options.size()), on_change(f)
-{ defaultValue = currentValue = std::to_string(v); }
+{ std::ostringstream ss; ss << v; defaultValue = currentValue = ss.str(); }
 
 
 Option::operator int() const {