Limit history range to +-2000

[stockfish] / src / position.h

diff --git a/src/position.h b/src/position.h
index 80e42aa8ff5c33536b3af1d5f854eb45b6fe60a6..b811e8c62597b1ee7a3d2152fc54d249c3661fea 100644 (file)
--- a/src/position.h
+++ b/src/position.h
@@ -104,9 +104,6 @@ struct StateInfo {
 
 class Position {
 
-  friend class MaterialInfo;
-  friend class EndgameFunctions;
-
   Position(); // No default or copy c'tor allowed
   Position(const Position& pos);
 
@@ -126,7 +123,7 @@ public:
   void print(Move m = MOVE_NONE) const;
 
   // Copying
-  void flipped_copy(const Position& pos);
+  void flip();
 
   // The piece on a given square
   Piece piece_on(Square s) const;
@@ -187,6 +184,8 @@ public:
   // Properties of moves
   bool pl_move_is_legal(Move m, Bitboard pinned) const;
   bool pl_move_is_evasion(Move m, Bitboard pinned) const;
+  bool move_is_legal(const Move m) const;
+  bool move_is_legal(const Move m, Bitboard pinned) const;
   bool move_is_check(Move m) const;
   bool move_is_check(Move m, const CheckInfo& ci) const;
   bool move_is_capture(Move m) const;