Simplify k-value for passers. Bench: 3854907 (#2182)

[stockfish] / src / pawns.h

diff --git a/src/pawns.h b/src/pawns.h
index 96ed4149216fc24527e920d86c4e0ed5ab477122..771e9cd353069a8ebdadcf652ca16806df6ce2e3 100644 (file)
--- a/src/pawns.h
+++ b/src/pawns.h
@@ -38,11 +38,7 @@ struct Entry {
   Bitboard passed_pawns(Color c) const { return passedPawns[c]; }
   Bitboard pawn_attacks_span(Color c) const { return pawnAttacksSpan[c]; }
   int weak_unopposed(Color c) const { return weakUnopposed[c]; }
-  int passed_count() const { return popcount(passedPawns[WHITE] | passedPawns[BLACK]); };
-
-  int pawns_on_same_color_squares(Color c, Square s) const {
-    return pawnsOnSquares[c][bool(DarkSquares & s)];
-  }
+  int passed_count() const { return popcount(passedPawns[WHITE] | passedPawns[BLACK]); }
 
   template<Color Us>
   Score king_safety(const Position& pos) {
@@ -54,7 +50,7 @@ struct Entry {
   Score do_king_safety(const Position& pos);
 
   template<Color Us>
-  Value evaluate_shelter(const Position& pos, Square ksq);
+  void evaluate_shelter(const Position& pos, Square ksq, Score& shelter);
 
   Key key;
   Score scores[COLOR_NB];