namespace {
// Threshold for lazy and space evaluation
- constexpr Value LazyThreshold1 = Value(1565);
- constexpr Value LazyThreshold2 = Value(1102);
- constexpr Value SpaceThreshold = Value(11551);
- constexpr Value NNUEThreshold1 = Value(682);
- constexpr Value NNUEThreshold2 = Value(176);
+ constexpr Value LazyThreshold1 = Value(1565);
+ constexpr Value LazyThreshold2 = Value(1102);
+ constexpr Value LazyThresholdNNUE = Value(1400);
+ constexpr Value SpaceThreshold = Value(11551);
+ constexpr Value NNUEThreshold1 = Value(682);
+ constexpr Value NNUEThreshold2 = Value(176);
// KingAttackWeights[PieceType] contains king attack weights by piece type
constexpr int KingAttackWeights[PIECE_TYPE_NB] = { 0, 0, 81, 52, 44, 10 };
int scale = 903 + 28 * pos.count<PAWN>() + 28 * pos.non_pawn_material() / 1024;
- Value nnue = NNUE::evaluate(pos, true) * scale / 1024;
+ Value nnue = NNUE::evaluate(pos, true, LazyThresholdNNUE) * scale / 1024;
if (pos.is_chess960())
nnue += fix_FRC(pos);