Merge remote-tracking branch 'upstream/master'

[stockfish] / src / position.h

diff --git a/src/position.h b/src/position.h
index bb45c44a3bf97e24f7507109acc9dce761b9cd48..7d4b37719122ed18eec0b94c833e9e45f9e1b37d 100644 (file)
--- a/src/position.h
+++ b/src/position.h
@@ -91,11 +91,10 @@ public:
   std::string fen() const;
 
   // Position representation
-  Bitboard pieces(PieceType pt) const;
-  Bitboard pieces(PieceType pt1, PieceType pt2) const;
+  Bitboard pieces(PieceType pt = ALL_PIECES) const;
+  template<typename ...PieceTypes> Bitboard pieces(PieceType pt, PieceTypes... pts) const;
   Bitboard pieces(Color c) const;
-  Bitboard pieces(Color c, PieceType pt) const;
-  Bitboard pieces(Color c, PieceType pt1, PieceType pt2) const;
+  template<typename ...PieceTypes> Bitboard pieces(Color c, PieceTypes... pts) const;
   Piece piece_on(Square s) const;
   Square ep_square() const;
   bool empty(Square s) const;
@@ -144,8 +143,8 @@ public:
   void undo_null_move();
 
   // Static Exchange Evaluation
-  bool see_ge(Move m, Bitboard& occupied, Value threshold = VALUE_ZERO) const;
   bool see_ge(Move m, Value threshold = VALUE_ZERO) const;
+  bool see_ge(Move m, Bitboard& occupied, Value threshold = VALUE_ZERO) const;
 
   // Accessing hash keys
   Key key() const;
@@ -225,24 +224,22 @@ inline Piece Position::moved_piece(Move m) const {
   return piece_on(from_sq(m));
 }
 
-inline Bitboard Position::pieces(PieceType pt = ALL_PIECES) const {
+inline Bitboard Position::pieces(PieceType pt) const {
   return byTypeBB[pt];
 }
 
-inline Bitboard Position::pieces(PieceType pt1, PieceType pt2) const {
-  return pieces(pt1) | pieces(pt2);
+template<typename ...PieceTypes>
+inline Bitboard Position::pieces(PieceType pt, PieceTypes... pts) const {
+  return pieces(pt) | pieces(pts...);
 }
 
 inline Bitboard Position::pieces(Color c) const {
   return byColorBB[c];
 }
 
-inline Bitboard Position::pieces(Color c, PieceType pt) const {
-  return pieces(c) & pieces(pt);
-}
-
-inline Bitboard Position::pieces(Color c, PieceType pt1, PieceType pt2) const {
-  return pieces(c) & (pieces(pt1) | pieces(pt2));
+template<typename ...PieceTypes>
+inline Bitboard Position::pieces(Color c, PieceTypes... pts) const {
+  return pieces(c) & pieces(pts...);
 }
 
 template<PieceType Pt> inline int Position::count(Color c) const {