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Drop OnlyMoveExt PV-condition from 8 plies to 6 plies

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Orig - Mod: 731 - 750

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Joona Kiiski 2009-11-27 12:06:55 +02:00 • committed by Marco Costalba
parent 25c22ffe7a
commit 1a7047f544
1 changed files with 1 additions and 1 deletions
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2
src/search.cpp
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@ -1169,7 +1169,7 @@ namespace {
// To verify this we do a reduced search on all the other moves but the ttMove,
// if result is lower then TT value minus a margin then we assume ttMove is the
// only one playable. It is a kind of relaxed single reply extension.
if ( depth >= 8 * OnePly
if ( depth >= 6 * OnePly
&& tte
&& move == tte->move()
&& ext < OnePly