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Update bestValue when futility pruning (2) 

Same idea of 5af8179647
in qsearch() but applied to search()

After 15500 games at 15+0.05
ELO: 4.48 +-3.4 (95%) LOS: 99.5%
Total: 15500 W: 3061 L: 2861 D: 9578

bench: 4985829
sf_3_base
Marco Costalba 2013-03-22 09:52:41 +01:00
parent 09f1fdf52f
commit 0b4ea54da9
1 changed files with 7 additions and 2 deletions
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9
src/search.cpp
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@ -879,9 +879,14 @@ split_point_start: // At split points actual search starts from here
if (futilityValue < beta)
{
if (SpNode)
splitPoint->mutex.lock();
bestValue = std::max(bestValue, futilityValue);
if (SpNode)
{
splitPoint->mutex.lock();
if (bestValue > splitPoint->bestValue)
splitPoint->bestValue = bestValue;
}
continue;
}