X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmaterial.cpp;fp=src%2Fmaterial.cpp;h=e76641d1a0aa7c784bcfa6be7b34450fa69fd25b;hp=36b6132c6502a7a9765b73d0143dac416af896c3;hb=70a818cbd6784ccfa8503d94bc31dd1dc16dd1ff;hpb=1188141aa78d01c361582daaa73de5154b6d09b1

diff --git a/src/material.cpp b/src/material.cpp
index 36b6132c..e76641d1 100644
--- a/src/material.cpp
+++ b/src/material.cpp
@@ -29,23 +29,25 @@ namespace {
 
   // Polynomial material imbalance parameters
 
+  // One Score parameter for each pair (our piece, another of our pieces)
   constexpr Score QuadraticOurs[][PIECE_TYPE_NB] = {
-    //            OUR PIECES
-    // pair pawn knight bishop rook queen
+    // OUR PIECE 2
+    // bishop pair    pawn         knight       bishop       rook           queen
     {S(1419, 1455)                                                                  }, // Bishop pair
     {S( 101,   28), S( 37,  39)                                                     }, // Pawn
-    {S(  57,   64), S(249, 187), S(-49, -62)                                        }, // Knight      OUR PIECES
+    {S(  57,   64), S(249, 187), S(-49, -62)                                        }, // Knight      OUR PIECE 1
     {S(   0,    0), S(118, 137), S( 10,  27), S(  0,   0)                           }, // Bishop
     {S( -63,  -68), S( -5,   3), S(100,  81), S(132, 118), S(-246, -244)            }, // Rook
     {S(-210, -211), S( 37,  14), S(147, 141), S(161, 105), S(-158, -174), S(-9,-31) }  // Queen
   };
 
+  // One Score parameter for each pair (our piece, their piece)
   constexpr Score QuadraticTheirs[][PIECE_TYPE_NB] = {
-    //           THEIR PIECES
-    // pair pawn knight bishop rook queen
+    // THEIR PIECE
+    // bishop pair   pawn         knight       bishop       rook         queen
     {                                                                               }, // Bishop pair
     {S(  33,  30)                                                                   }, // Pawn
-    {S(  46,  18), S(106,  84)                                                      }, // Knight      OUR PIECES
+    {S(  46,  18), S(106,  84)                                                      }, // Knight      OUR PIECE
     {S(  75,  35), S( 59,  44), S( 60,  15)                                         }, // Bishop
     {S(  26,  35), S(  6,  22), S( 38,  39), S(-12,  -2)                            }, // Rook
     {S(  97,  93), S(100, 163), S(-58, -91), S(112, 192), S(276, 225)               }  // Queen