Allow UCI parameters to be double

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index b61a21ad39018fa251ca743200194fdfdbd65ebe..897121fdc63570925ca02515c135fd8dd4e47bc1 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -317,7 +317,7 @@ void Thread::search() {
 
   multiPV = std::min(multiPV, rootMoves.size());
 
-  int ct = Options["Contempt"] * PawnValueEg / 100; // From centipawns
+  int ct = int(Options["Contempt"]) * PawnValueEg / 100; // From centipawns
 
   // In analysis mode, adjust contempt in accordance with user preference
   if (Limits.infinite || Options["UCI_AnalyseMode"])
@@ -1632,9 +1632,9 @@ bool RootMove::extract_ponder_from_tt(Position& pos) {
 void Tablebases::rank_root_moves(Position& pos, Search::RootMoves& rootMoves) {
 
     RootInTB = false;
-    UseRule50 = Options["Syzygy50MoveRule"];
-    ProbeDepth = Options["SyzygyProbeDepth"] * ONE_PLY;
-    Cardinality = Options["SyzygyProbeLimit"];
+    UseRule50 = bool(Options["Syzygy50MoveRule"]);
+    ProbeDepth = int(Options["SyzygyProbeDepth"]) * ONE_PLY;
+    Cardinality = int(Options["SyzygyProbeLimit"]);
     bool dtz_available = true;
 
     // Tables with fewer pieces than SyzygyProbeLimit are searched with