From: lucasart <lucas.braesch@gmail.com>
Date: Sun, 27 Jul 2014 01:05:28 +0000 (+0800)
Subject: Aspiration: widen slower
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=6b82a234d03bb70e538ace708c128238811f06e7;hp=4758fd31b17129530dfeb81119b423c5bdde704a

Aspiration: widen slower
STC:
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 182323 W: 30664 L: 30234 D: 121425

LTC:
LLR: 3.51 (-2.94,2.94) [0.00,4.00]
Total: 59841 W: 8345 L: 8006 D: 43490

bench 7962536
---

diff --git a/src/search.cpp b/src/search.cpp
index ff10ba5d..0d290eec 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -358,7 +358,7 @@ namespace {
                 else
                     break;
 
-                delta += delta / 2;
+                delta += 3 * delta / 8;
 
                 assert(alpha >= -VALUE_INFINITE && beta <= VALUE_INFINITE);
             }