X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fposition.h;h=c9088438a23f9bc7be5561a6f17ae5f258109dd5;hp=d47d84b7633c40924e38439e4b41a4fb0dd54ba6;hb=dd80b9abaf8aa880c5aa2db10066d4c81e8d7205;hpb=f74f42b2982e25e180417948771843e8bb6bd4b7

diff --git a/src/position.h b/src/position.h
index d47d84b7..c9088438 100644
--- a/src/position.h
+++ b/src/position.h
@@ -185,7 +185,6 @@ public:
 
   // Bitboards for pinned pieces and discovered check candidates
   Bitboard discovered_check_candidates(Color c) const;
-  Bitboard pinned_pieces(Color c, Bitboard& p) const;
   Bitboard pinned_pieces(Color c) const;
 
   // Checking pieces and under check information
@@ -195,12 +194,11 @@ public:
   // Piece lists
   Square piece_list(Color c, PieceType pt, int index) const;
 
-  // Attack information to a given square
+  // Information about attacks to or from a given square
   Bitboard attackers_to(Square s) const;
-  Bitboard attackers_to(Square s, Color c) const;
-  Bitboard piece_attacks(Piece p, Square s) const;
-  Bitboard pawn_attacks(Square s, Color c) const;
-  template<PieceType> Bitboard piece_attacks(Square s) const;
+  Bitboard piece_attacks_from(Piece p, Square s) const;
+  Bitboard pawn_attacks_from(Square s, Color c) const;
+  template<PieceType> Bitboard piece_attacks_from(Square s) const;
 
   // Properties of moves
   bool pl_move_is_legal(Move m) const;
@@ -433,33 +431,33 @@ inline Square Position::initial_qr_square(Color c) const {
   return relative_square(c, make_square(initialQRFile, RANK_1));
 }
 
-inline Bitboard Position::pawn_attacks(Square s, Color c) const {
+inline Bitboard Position::pawn_attacks_from(Square s, Color c) const {
   return StepAttackBB[piece_of_color_and_type(c, PAWN)][s];
 }
 
 template<PieceType Piece> // Knight and King
-inline Bitboard Position::piece_attacks(Square s) const {
+inline Bitboard Position::piece_attacks_from(Square s) const {
   return StepAttackBB[Piece][s];
 }
 
 template<>
-inline Bitboard Position::piece_attacks<PAWN>(Square s) const {
+inline Bitboard Position::piece_attacks_from<PAWN>(Square s) const {
   return StepAttackBB[WP][s] | StepAttackBB[BP][s];
 }
 
 template<>
-inline Bitboard Position::piece_attacks<BISHOP>(Square s) const {
+inline Bitboard Position::piece_attacks_from<BISHOP>(Square s) const {
   return bishop_attacks_bb(s, occupied_squares());
 }
 
 template<>
-inline Bitboard Position::piece_attacks<ROOK>(Square s) const {
+inline Bitboard Position::piece_attacks_from<ROOK>(Square s) const {
   return rook_attacks_bb(s, occupied_squares());
 }
 
 template<>
-inline Bitboard Position::piece_attacks<QUEEN>(Square s) const {
-  return piece_attacks<ROOK>(s) | piece_attacks<BISHOP>(s);
+inline Bitboard Position::piece_attacks_from<QUEEN>(Square s) const {
+  return piece_attacks_from<ROOK>(s) | piece_attacks_from<BISHOP>(s);
 }
 
 inline Bitboard Position::checkers() const {
@@ -470,11 +468,6 @@ inline bool Position::is_check() const {
   return st->checkersBB != EmptyBoardBB;
 }
 
-inline Bitboard Position::attackers_to(Square s, Color c) const {
-
-  return attackers_to(s) & pieces_of_color(c);
-}
-
 inline bool Position::pawn_is_passed(Color c, Square s) const {
   return !(pieces(PAWN, opposite_color(c)) & passed_pawn_mask(c, s));
 }