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Enable IID at non-PV nodes 

We want to increrase the opportunities
of doing an exclusion search.

After 999 games at 1+0
Mod vs Orig +216 =574 -209 50.35%  503.0/999  +2 ELO

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
sf_2.3.1_base
Marco Costalba 2009-12-12 19:36:40 +01:00
parent a66f31f129
commit 0b9b34655f
1 changed files with 1 additions and 1 deletions
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src/search.cpp
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@ -139,7 +139,7 @@ namespace {
// Use internal iterative deepening?
const bool UseIIDAtPVNodes = true;
const bool UseIIDAtNonPVNodes = false;
const bool UseIIDAtNonPVNodes = true;
// Internal iterative deepening margin. At Non-PV moves, when
// UseIIDAtNonPVNodes is true, we do an internal iterative deepening