X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmaterial.cpp;h=f6c4e2d63b1d8f6e649298c77995b89003d2c835;hp=f73977b5f369641dfc427507ae66fcc035c58928;hb=ace8e951d70c2986a0af83effcc0d2b2312d29e3;hpb=d4af15f682c1967450233ab62cba1a6c5d601df6

diff --git a/src/material.cpp b/src/material.cpp
index f73977b5..f6c4e2d6 100644
--- a/src/material.cpp
+++ b/src/material.cpp
@@ -31,13 +31,10 @@ namespace {
 
   // Polynomial material imbalance parameters
 
-  //                      pair  pawn knight bishop rook queen
-  const int Linear[6] = { 1667, -168, -1027, -166,  238, -138 };
-
   const int QuadraticOurs[][PIECE_TYPE_NB] = {
     //            OUR PIECES
     // pair pawn knight bishop rook queen
-    {   0                               }, // Bishop pair
+    {1667                               }, // Bishop pair
     {  40,    2                         }, // Pawn
     {  32,  255,  -3                    }, // Knight      OUR PIECES
     {   0,  104,   4,    0              }, // Bishop
@@ -100,7 +97,7 @@ namespace {
         if (!pieceCount[Us][pt1])
             continue;
 
-        int v = Linear[pt1];
+        int v = 0;
 
         for (int pt2 = NO_PIECE_TYPE; pt2 <= pt1; ++pt2)
             v +=  QuadraticOurs[pt1][pt2] * pieceCount[Us][pt2]