X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fpawns.h;h=15b0b7768ab496f4e31d3c13f10ac7cb60abf2e3;hp=24843e30618074dd8cf1f990dc834ff6ab17e86b;hb=232c50fed0b80a0f39322a925575f760648ae0a5;hpb=9585f8ef582bc317f61534503a76563dedd247fa

diff --git a/src/pawns.h b/src/pawns.h
index 24843e30..15b0b776 100644
--- a/src/pawns.h
+++ b/src/pawns.h
@@ -2,7 +2,7 @@
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
   Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
-  Copyright (C) 2015-2016 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
+  Copyright (C) 2015-2017 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -38,6 +38,7 @@ struct Entry {
   Bitboard passed_pawns(Color c) const { return passedPawns[c]; }
   Bitboard pawn_attacks_span(Color c) const { return pawnAttacksSpan[c]; }
   int pawn_asymmetry() const { return asymmetry; }
+  int open_files() const { return openFiles; }
 
   int semiopen_file(Color c, File f) const {
     return semiopenFiles[c] & (1 << f);
@@ -74,6 +75,7 @@ struct Entry {
   int semiopenFiles[COLOR_NB];
   int pawnsOnSquares[COLOR_NB][COLOR_NB]; // [color][light/dark squares]
   int asymmetry;
+  int openFiles;
 };
 
 typedef HashTable<Entry, 16384> Table;