Function z_value

src/CompactNSearch.cpp:18–29

Determines Morten value according to z-curve.

{
// Determines Morten value according to z-curve.
inline uint_fast64_t
z_value(HashKey const& key)
{
	return morton3D_64_encode(
			static_cast<uint_fast32_t>(static_cast<int64_t>(key.k[0]) -
									  (std::numeric_limits<int>::lowest() + 1)),
			static_cast<uint_fast32_t>(static_cast<int64_t>(key.k[1]) -
									  (std::numeric_limits<int>::lowest() + 1)),
			static_cast<uint_fast32_t>(static_cast<int64_t>(key.k[2]) -
									  (std::numeric_limits<int>::lowest() + 1))
	);
}
}