X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fevaluate.cpp;h=09f06d2983e0b644bf9dadd94fa6efc7baae1051;hp=58058b1ba53b7b31d9923922526e03ec956f99ed;hb=20023ac9b8c28d8b15308d7bf5be4fad8501535d;hpb=07b247f9434f3633570aa124539ed5d2fc4f904f

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 58058b1b..09f06d29 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -211,10 +211,10 @@ namespace {
 
   // Penalties for enemy's safe checks
   const int QueenContactCheck = 89;
-  const int QueenCheck        = 52;
-  const int RookCheck         = 45;
-  const int BishopCheck       = 5;
-  const int KnightCheck       = 17;
+  const int QueenCheck        = 62;
+  const int RookCheck         = 57;
+  const int BishopCheck       = 48;
+  const int KnightCheck       = 78;
 
 
   // eval_init() initializes king and attack bitboards for a given color
@@ -399,8 +399,8 @@ namespace {
         // the pawn shelter (current 'score' value).
         attackUnits =  std::min(72, ei.kingAttackersCount[Them] * ei.kingAttackersWeight[Them])
                      +  9 * ei.kingAdjacentZoneAttacksCount[Them]
-                     + 27 * popcount(undefended)
-                     + 11 * (popcount(b) + !!ei.pinnedPieces[Us])
+                     + 21 * popcount(undefended)
+                     + 12 * (popcount(b) + !!ei.pinnedPieces[Us])
                      - 64 * !pos.count<QUEEN>(Them)
                      - mg_value(score) / 8;