Score non-captures only by history

[stockfish] / src / thread.h

diff --git a/src/thread.h b/src/thread.h
index fd28ddf7d390717d51782792f3baf9d5361f34b4..899ccfe93ed00d1eb3d21bf8d01aeeaef3ed4ee9 100644 (file)
--- a/src/thread.h
+++ b/src/thread.h
@@ -37,6 +37,7 @@
 ////
 
 const int THREAD_MAX = 8;
+const int ACTIVE_SPLIT_POINTS_MAX = 8;
 
 
 ////
@@ -45,13 +46,13 @@ const int THREAD_MAX = 8;
 
 struct SplitPoint {
   SplitPoint *parent;
-  Position pos;
+  const Position* pos;
   SearchStack sstack[THREAD_MAX][PLY_MAX_PLUS_2];
   SearchStack *parentSstack;
   int ply;
   Depth depth;
-  volatile Value alpha, beta, bestValue, futilityValue;
-  Value approximateEval;
+  volatile Value alpha, beta, bestValue;
+  Value futilityValue;
   bool pvNode;
   int master, slaves[THREAD_MAX];
   Lock lock;
@@ -64,7 +65,7 @@ struct SplitPoint {
 
 struct Thread {
   SplitPoint *splitPoint;
-  int activeSplitPoints;
+  volatile int activeSplitPoints;
   uint64_t nodes;
   uint64_t betaCutOffs[2];
   bool failHighPly1;