Simplify pieceValue to one phase.

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 970b0f4764b9ac5f234955bfc21aeda492cb4433..697c8cfed1f3100eb25f80b7ab43cbb50c6c87fa 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -985,7 +985,7 @@ moves_loop: // When in check, search starts here
               if (   !givesCheck
                   && lmrDepth < 7
                   && !ss->inCheck
-                  && ss->staticEval + 197 + 248 * lmrDepth + PieceValue[EG][pos.piece_on(to_sq(move))]
+                  && ss->staticEval + 197 + 248 * lmrDepth + PieceValue[pos.piece_on(to_sq(move))]
                    + captureHistory[movedPiece][to_sq(move)][type_of(pos.piece_on(to_sq(move)))] / 7 < alpha)
                   continue;
 
@@ -1535,7 +1535,7 @@ moves_loop: // When in check, search starts here
                 if (moveCount > 2)
                     continue;
 
-                futilityValue = futilityBase + PieceValue[EG][pos.piece_on(to_sq(move))];
+                futilityValue = futilityBase + PieceValue[pos.piece_on(to_sq(move))];
 
                 if (futilityValue <= alpha)
                 {
@@ -1783,7 +1783,7 @@ moves_loop: // When in check, search starts here
 
     // RootMoves are already sorted by score in descending order
     Value topScore = rootMoves[0].score;
-    int delta = std::min(topScore - rootMoves[multiPV - 1].score, PawnValueMg);
+    int delta = std::min(topScore - rootMoves[multiPV - 1].score, PawnValue);
     int maxScore = -VALUE_INFINITE;
     double weakness = 120 - 2 * level;