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Score chain pawn also by rank
author
Jörg Oster
<osterj165@googlemail.com>
Fri, 18 Oct 2013 08:23:28 +0000
(10:23 +0200)
committer
Marco Costalba
<mcostalba@gmail.com>
Fri, 18 Oct 2013 08:27:55 +0000
(10:27 +0200)
Use the (rescaled) CandidatePassed[] table
that is already rank based.
Passed both short TC
LLR: 2.95 (-2.94,2.94) [-1.50,4.50]
Total: 11048 W: 2272 L: 2135 D: 6641
And long TC
LLR: 2.97 (-2.94,2.94) [0.00,6.00]
Total: 4116 W: 769 L: 645 D: 2702
bench:
8440524
src/pawns.cpp
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diff --git
a/src/pawns.cpp
b/src/pawns.cpp
index 37db2cf513e0babdc11b7235da701dfa3311c840..1934628e010eb06b11f2c75d5a4ce1ebab946f52 100644
(file)
--- a/
src/pawns.cpp
+++ b/
src/pawns.cpp
@@
-176,7
+176,7
@@
namespace {
value -= Backward[opposed][f];
if (chain)
- value += ChainMember[f];
+ value += ChainMember[f]
+ CandidatePassed[relative_rank(Us, s)] / 2
;
if (candidate)
{