Directly relate HistoryMax to OnePly

[stockfish] / src / history.h

diff --git a/src/history.h b/src/history.h
index df56307bc389880aee353cbc9aee14e4fba07c13..ae8345345ac73d85f6288a0eb89687b758ac1cbe 100644 (file)
--- a/src/history.h
+++ b/src/history.h
@@ -69,12 +69,8 @@ private:
 /// the effect that parts of the search tree which have been searched
 /// recently have a bigger importance for move ordering than the moves which
 /// have been searched a long time ago.
-///
-/// Note that HistoryMax should probably be changed whenever the constant
-/// OnePly in depth.h is changed. This is somewhat annoying. Perhaps it
-/// would be better to scale down the history table at regular intervals?
 
-const int HistoryMax = 50000;
+const int HistoryMax = 25000 * OnePly;
 
 
 #endif // !defined(HISTORY_H_INCLUDED)