X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fpsqt.cpp;h=26cd1a0b46a24e1f48acc8f24379b99d19eaef23;hp=60180adfb860b4d7ef43f903cf825615ffc9c3ef;hb=4c95edddbf1aaec22c343adaca4796df0137e4c3;hpb=16c603ce9baa464c2f59cbd001987ec3a7cbc01f

diff --git a/src/psqt.cpp b/src/psqt.cpp
index 60180adf..26cd1a0b 100644
--- a/src/psqt.cpp
+++ b/src/psqt.cpp
@@ -99,25 +99,25 @@ const Score Bonus[][RANK_NB][int(FILE_NB) / 2] = {
 
 #undef S
 
-Score psq[COLOR_NB][PIECE_TYPE_NB][SQUARE_NB];
+Score psq[PIECE_NB][SQUARE_NB];
 
 // init() initializes piece-square tables: the white halves of the tables are
 // copied from Bonus[] adding the piece value, then the black halves of the
 // tables are initialized by flipping and changing the sign of the white scores.
 void init() {
 
-  for (PieceType pt = PAWN; pt <= KING; ++pt)
+  for (Piece pc = W_PAWN; pc <= W_KING; ++pc)
   {
-      PieceValue[MG][make_piece(BLACK, pt)] = PieceValue[MG][pt];
-      PieceValue[EG][make_piece(BLACK, pt)] = PieceValue[EG][pt];
+      PieceValue[MG][~pc] = PieceValue[MG][pc];
+      PieceValue[EG][~pc] = PieceValue[EG][pc];
 
-      Score v = make_score(PieceValue[MG][pt], PieceValue[EG][pt]);
+      Score v = make_score(PieceValue[MG][pc], PieceValue[EG][pc]);
 
       for (Square s = SQ_A1; s <= SQ_H8; ++s)
       {
           File f = std::min(file_of(s), FILE_H - file_of(s));
-          psq[WHITE][pt][ s] = v + Bonus[pt][rank_of(s)][f];
-          psq[BLACK][pt][~s] = -psq[WHITE][pt][s];
+          psq[ pc][ s] = v + Bonus[pc][rank_of(s)][f];
+          psq[~pc][~s] = -psq[pc][s];
       }
   }
 }