X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fmovepick.h;h=7d78886fb648cf2c7fe6eedbdaf935549bcfab86;hb=b82d93ece484f833c994b40d9eddd959ba20ef92;hp=c76d49572b8af63f5c6bd8240e8bf909c0856ccd;hpb=7ffae17f85709e49672a0e98e136b66aea067b2c;p=stockfish

diff --git a/src/movepick.h b/src/movepick.h
index c76d4957..7d78886f 100644
--- a/src/movepick.h
+++ b/src/movepick.h
@@ -86,11 +86,11 @@ enum StatsType { NoCaptures, Captures };
 /// unsuccessful during the current search, and is used for reduction and move
 /// ordering decisions. It uses 2 tables (one for each color) indexed by
 /// the move's from and to squares, see www.chessprogramming.org/Butterfly_Boards
-typedef Stats<int16_t, 13365, COLOR_NB, int(SQUARE_NB) * int(SQUARE_NB)> ButterflyHistory;
+typedef Stats<int16_t, 14365, COLOR_NB, int(SQUARE_NB) * int(SQUARE_NB)> ButterflyHistory;
 
 /// At higher depths LowPlyHistory records successful quiet moves near the root
-/// and quiet moves which are/were in the PV (ttPv). It is cleared with each new
-/// search and filled during iterative deepening.
+/// and quiet moves which are/were in the PV (ttPv). LowPlyHistory is populated during
+/// iterative deepening and at each new search the data is shifted down by 2 plies
 constexpr int MAX_LPH = 4;
 typedef Stats<int16_t, 10692, MAX_LPH, int(SQUARE_NB) * int(SQUARE_NB)> LowPlyHistory;