From 0b9b34655f2522408f036f79b7f1a01c71a6dedd Mon Sep 17 00:00:00 2001 From: Marco Costalba Date: Sat, 12 Dec 2009 19:36:40 +0100 Subject: [PATCH] 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 --- src/search.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/search.cpp b/src/search.cpp index 0fe242dd..c0f087ff 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -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 -- 2.39.2