Joona tweaks of tempos and misc parameters

Unfortunatly this tweak does not give good results.

After 894 games at 1+0 we have:

Mod vs Orig  +205/-236/=453 48.27%  -12 ELO !!

Perhaps we should test again, but in the mean time
we are going to revert this.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 5d214d8..0bc38ba 100644 (file)
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -173,14 +173,14 @@ namespace {
   const Value UnstoppablePawnValue = Value(0x500);
 
   // Rooks and queens on the 7th rank (modified by Joona Kiiski)
-  const Value MidgameRookOn7thBonus  = Value(47);
-  const Value EndgameRookOn7thBonus  = Value(98);
-  const Value MidgameQueenOn7thBonus = Value(27);
-  const Value EndgameQueenOn7thBonus = Value(54);
+  const Value MidgameRookOn7thBonus  = Value(43);
+  const Value EndgameRookOn7thBonus  = Value(91);
+  const Value MidgameQueenOn7thBonus = Value(28);
+  const Value EndgameQueenOn7thBonus = Value(53);
 
   // Rooks on open files (modified by Joona Kiiski)
-  const Value RookOpenFileBonus = Value(43);
-  const Value RookHalfOpenFileBonus = Value(19);
+  const Value RookOpenFileBonus = Value(42);
+  const Value RookHalfOpenFileBonus = Value(24);
 
   // Penalty for rooks trapped inside a friendly king which has lost the
   // right to castle.

diff --git a/src/material.cpp b/src/material.cpp
index 845519b..40afe2b 100644 (file)
--- a/src/material.cpp
+++ b/src/material.cpp
@@ -37,8 +37,8 @@ using std::string;
 namespace {
 
   // Values modified by Joona Kiiski
-  const Value BishopPairMidgameBonus = Value(109);
-  const Value BishopPairEndgameBonus = Value(97);
+  const Value BishopPairMidgameBonus = Value(106);
+  const Value BishopPairEndgameBonus = Value(96);
 
   Key KNNKMaterialKey, KKNNMaterialKey;
 

diff --git a/src/value.h b/src/value.h
index cec4a43..6e030db 100644 (file)
--- a/src/value.h
+++ b/src/value.h
@@ -95,8 +95,8 @@ const Value PieceValueEndgame[17] = {
 
 /// Bonus for having the side to move (modified by Joona Kiiski)
 
-const Value TempoValueMidgame = Value(48);
-const Value TempoValueEndgame = Value(21);
+const Value TempoValueMidgame = Value(46);
+const Value TempoValueEndgame = Value(28);
 
 
 ////