X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Ftimeman.cpp;h=62b7eb11432563d4f0f8471dfc904d772c68fd78;hp=e1b3d4e641e43a2e7e25e95c92904b50d9feeca4;hb=c2cefa6de0807e389709a1a12591eb3a86017d08;hpb=9a1d5f0f1d8a12a85b198688d4f1d636a146eb7a

diff --git a/src/timeman.cpp b/src/timeman.cpp
index e1b3d4e6..62b7eb11 100644
--- a/src/timeman.cpp
+++ b/src/timeman.cpp
@@ -17,8 +17,8 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include <cmath>
 #include <algorithm>
+#include <cmath>
 
 #include "search.h"
 #include "timeman.h"
@@ -29,7 +29,7 @@ namespace {
   /// Constants
 
   const int MoveHorizon  = 50;    // Plan time management at most this many moves ahead
-  const float MaxRatio   = 3.0f;  // When in trouble, we can step over reserved time with this ratio
+  const float MaxRatio   = 7.0f;  // When in trouble, we can step over reserved time with this ratio
   const float StealRatio = 0.33f; // However we must not steal time from remaining moves over this ratio
 
 
@@ -76,10 +76,9 @@ namespace {
 }
 
 
-void TimeManager::pv_instability(int curChanges, int prevChanges) {
+void TimeManager::pv_instability(float bestMoveChanges) {
 
-  unstablePVExtraTime =  curChanges  * (optimumSearchTime / 2)
-                       + prevChanges * (optimumSearchTime / 3);
+  unstablePVExtraTime = int(bestMoveChanges * optimumSearchTime);
 }
 
 
@@ -151,7 +150,7 @@ namespace {
     int thisMoveImportance = move_importance(currentPly) * slowMover / 100;
     int otherMovesImportance = 0;
 
-    for (int i = 1; i < movesToGo; i++)
+    for (int i = 1; i < movesToGo; ++i)
         otherMovesImportance += move_importance(currentPly + 2 * i);
 
     float ratio1 = (TMaxRatio * thisMoveImportance) / float(TMaxRatio * thisMoveImportance + otherMovesImportance);