result += Value(square_distance(bksq, nsq) * 32);
// Bonus for restricting the knight's mobility
- result += Value((8 - count_1s_max_15(pos.attacks_from<KNIGHT>(nsq))) * 8);
+ result += Value((8 - count_1s<CNT32_MAX15>(pos.attacks_from<KNIGHT>(nsq))) * 8);
return strongerSide == pos.side_to_move() ? result : -result;
}
/// king alone are always draw.
template<>
Value EvaluationFunction<KmmKm>::apply(const Position&) const {
- return VALUE_ZERO;
+ return VALUE_DRAW;
}
template<>
Value EvaluationFunction<KNNK>::apply(const Position&) const {
- return VALUE_ZERO;
+ return VALUE_DRAW;
}
/// KBPKScalingFunction scales endgames where the stronger side has king,