Make Square and Bitboard operators commutative

[stockfish] / src / thread.cpp

diff --git a/src/thread.cpp b/src/thread.cpp
index f7445f98ca4cbbb7b9bfab48acfff7251a5a96ed..680cd3adb8c3dc52bf87c9225f2a08db33e65cd7 100644 (file)
--- a/src/thread.cpp
+++ b/src/thread.cpp
@@ -70,11 +70,15 @@ void Thread::clear() {
   mainHistory.fill(0);
   captureHistory.fill(0);
 
-  for (auto& to : continuationHistory)
-      for (auto& h : to)
+  for (bool inCheck : { false, true })
+    for (StatsType c : { NoCaptures, Captures })
+      for (auto& to : continuationHistory[inCheck][c])
+        for (auto& h : to)
           h->fill(0);
 
-  continuationHistory[NO_PIECE][0]->fill(Search::CounterMovePruneThreshold - 1);
+  for (bool inCheck : { false, true })
+    for (StatsType c : { NoCaptures, Captures })
+      continuationHistory[inCheck][c][NO_PIECE][0]->fill(Search::CounterMovePruneThreshold - 1);
 }
 
 /// Thread::start_searching() wakes up the thread that will start the search
@@ -148,6 +152,9 @@ void ThreadPool::set(size_t requested) {
 
       // Reallocate the hash with the new threadpool size
       TT.resize(Options["Hash"]);
+
+      // Init thread number dependent search params.
+      Search::init();
   }
 }
 
@@ -201,7 +208,7 @@ void ThreadPool::start_thinking(Position& pos, StateListPtr& states,
   for (Thread* th : *this)
   {
       th->shuffleExts = th->nodes = th->tbHits = th->nmpMinPly = 0;
-      th->rootDepth = th->completedDepth = DEPTH_ZERO;
+      th->rootDepth = th->completedDepth = 0;
       th->rootMoves = rootMoves;
       th->rootPos.set(pos.fen(), pos.is_chess960(), &setupStates->back(), th);
   }