MovePicker: use const reference instead of pointers

[stockfish] / src / movepick.h

diff --git a/src/movepick.h b/src/movepick.h
index ab1c0ade8c65e987664236b9e77eb9d1da5dbf6f..839d1bd2908ee54f81a9d06bf2450a52b6812a74 100644 (file)
--- a/src/movepick.h
+++ b/src/movepick.h
@@ -59,8 +59,7 @@ public:
     PH_STOP
   };
 
-  MovePicker(Position &p, bool pvnode, Move ttm, Move mk, Move k1, Move k2,
-             Depth dpth);
+  MovePicker(const Position& p, bool pvnode, Move ttm, Move mk, Move k1, Move k2, Depth d);
   Move get_next_move();
   Move get_next_move(Lock &lock);
   int number_of_moves() const;
@@ -77,7 +76,7 @@ private:
   void score_qcaptures();
   Move pick_move_from_list();
   
-  Position *pos;
+  const Position& pos;
   Move ttMove, mateKiller, killer1, killer2;
   Bitboard pinned, dc;
   MoveStack moves[256], badCaptures[64];