X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;ds=sidebyside;f=src%2Fposition.h;h=2762d2f88f72392b35db97b33669b349c6164488;hb=48b0d41220c35ce50f5fc26c77b2879a75d104d2;hp=9730d3dc24b253d276fdb8ffe2e0771cc91a8087;hpb=5d79af9e0d466572217dc47f5c307f6fd382a646;p=stockfish

diff --git a/src/position.h b/src/position.h
index 9730d3dc..2762d2f8 100644
--- a/src/position.h
+++ b/src/position.h
@@ -244,12 +244,13 @@ public:
 
   // Information about pawns
   bool pawn_is_passed(Color c, Square s) const;
-  bool pawn_is_isolated(Color c, Square s) const;
-  bool pawn_is_doubled(Color c, Square s) const;
+  static bool pawn_is_passed(Bitboard theirPawns, Color c, Square s);
+  static bool pawn_is_isolated(Bitboard ourPawns, Square s);
+  static bool pawn_is_doubled(Bitboard ourPawns, Color c, Square s);
 
   // Open and half-open files
-  bool file_is_open(File f) const;
-  bool file_is_half_open(Color c, File f) const;
+  static bool file_is_open(Bitboard pawns, File f);
+  static bool file_is_half_open(Bitboard pawns, File f);
 
   // Weak squares
   bool square_is_weak(Square s, Color c) const;
@@ -591,20 +592,24 @@ inline bool Position::pawn_is_passed(Color c, Square s) const {
   return !(pawns(opposite_color(c)) & passed_pawn_mask(c, s));
 }
 
-inline bool Position::pawn_is_isolated(Color c, Square s) const {
-  return !(pawns(c) & neighboring_files_bb(s));
+inline bool Position::pawn_is_passed(Bitboard theirPawns, Color c, Square s) {
+  return !(theirPawns & passed_pawn_mask(c, s));
 }
 
-inline bool Position::pawn_is_doubled(Color c, Square s) const {
-  return pawns(c) & squares_behind(c, s);
+inline bool Position::pawn_is_isolated(Bitboard ourPawns, Square s) {
+  return !(ourPawns & neighboring_files_bb(s));
 }
 
-inline bool Position::file_is_open(File f) const {
-  return !(pawns() & file_bb(f));
+inline bool Position::pawn_is_doubled(Bitboard ourPawns, Color c, Square s) {
+  return ourPawns & squares_behind(c, s);
 }
 
-inline bool Position::file_is_half_open(Color c, File f) const {
-  return !(pawns(c) & file_bb(f));
+inline bool Position::file_is_open(Bitboard pawns, File f) {
+  return !(pawns & file_bb(f));
+}
+
+inline bool Position::file_is_half_open(Bitboard pawns, File f) {
+  return !(pawns & file_bb(f));
 }
 
 inline bool Position::square_is_weak(Square s, Color c) const {