Simplify pieceValue to one phase.

[stockfish] / src / types.h

diff --git a/src/types.h b/src/types.h
index 637e1675abfdbf6a0fb2fa7447dcb583086588c4..34dc42e173ed20b54cf1975fdce1b4820b96fefb 100644 (file)
--- a/src/types.h
+++ b/src/types.h
@@ -153,10 +153,6 @@ enum CastlingRights {
   CASTLING_RIGHT_NB = 16
 };
 
-enum Phase {
-  MG = 0, EG = 1, PHASE_NB = 2
-};
-
 enum Bound {
   BOUND_NONE,
   BOUND_UPPER,
@@ -180,11 +176,11 @@ enum Value : int {
   // In the code, we make the assumption that these values
   // are such that non_pawn_material() can be used to uniquely
   // identify the material on the board.
-  PawnValueMg   = 126,   PawnValueEg   = 208,
-  KnightValueMg = 781,   KnightValueEg = 854,
-  BishopValueMg = 825,   BishopValueEg = 915,
-  RookValueMg   = 1276,  RookValueEg   = 1380,
-  QueenValueMg  = 2538,  QueenValueEg  = 2682,
+  PawnValue   = 208,
+  KnightValue = 781,
+  BishopValue = 825,
+  RookValue   = 1276,
+  QueenValue  = 2538,
 };
 
 enum PieceType {
@@ -200,12 +196,8 @@ enum Piece {
   PIECE_NB = 16
 };
 
-constexpr Value PieceValue[PHASE_NB][PIECE_NB] = {
-  { VALUE_ZERO, PawnValueMg, KnightValueMg, BishopValueMg, RookValueMg, QueenValueMg, VALUE_ZERO, VALUE_ZERO,
-    VALUE_ZERO, PawnValueMg, KnightValueMg, BishopValueMg, RookValueMg, QueenValueMg, VALUE_ZERO, VALUE_ZERO },
-  { VALUE_ZERO, PawnValueEg, KnightValueEg, BishopValueEg, RookValueEg, QueenValueEg, VALUE_ZERO, VALUE_ZERO,
-    VALUE_ZERO, PawnValueEg, KnightValueEg, BishopValueEg, RookValueEg, QueenValueEg, VALUE_ZERO, VALUE_ZERO }
-};
+constexpr Value PieceValue[PIECE_NB] = { VALUE_ZERO, PawnValue, KnightValue, BishopValue, RookValue, QueenValue, VALUE_ZERO, VALUE_ZERO,
+                                         VALUE_ZERO, PawnValue, KnightValue, BishopValue, RookValue, QueenValue, VALUE_ZERO, VALUE_ZERO };
 
 using Depth = int;