X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Ftimeman.cpp;h=7a5db255142e91b6d696f516ccd58e4945e948d9;hp=46ef75f4221335de0b7d2e0ebd9c66c651ec3f24;hb=27efc5ac996ffc679395317c8bbb16aca996296c;hpb=5d1b92e8f9836e1d403bcf60653dcf6b059c8720

diff --git a/src/timeman.cpp b/src/timeman.cpp
index 46ef75f4..7a5db255 100644
--- a/src/timeman.cpp
+++ b/src/timeman.cpp
@@ -25,6 +25,8 @@
 #include "timeman.h"
 #include "uci.h"
 
+TimeManagement Time; // Our global time management object
+
 namespace {
 
   enum TimeType { OptimumTime, MaxTime };
@@ -78,11 +80,27 @@ namespace {
 ///  inc >  0 && movestogo == 0 means: x basetime + z increment
 ///  inc >  0 && movestogo != 0 means: x moves in y minutes + z increment
 
-void TimeManager::init(const Search::LimitsType& limits, Color us, int ply, TimePoint now)
+void TimeManagement::init(Search::LimitsType& limits, Color us, int ply, TimePoint now)
 {
   int minThinkingTime = Options["Minimum Thinking Time"];
   int moveOverhead    = Options["Move Overhead"];
   int slowMover       = Options["Slow Mover"];
+  int npmsec          = Options["nodestime"];
+
+  // If we have to play in 'nodes as time' mode, then convert from time
+  // to nodes, and use resulting values in time management formulas.
+  // WARNING: Given npms (nodes per millisecond) must be much lower then
+  // real engine speed to avoid time losses.
+  if (npmsec)
+  {
+      if (!availableNodes) // Only once at game start
+          availableNodes = npmsec * limits.time[us]; // Time is in msec
+
+      // Convert from millisecs to nodes
+      limits.time[us] = (int)availableNodes;
+      limits.inc[us] *= npmsec;
+      limits.npmsec = npmsec;
+  }
 
   start = now;
   unstablePvFactor = 1;