internal static void ConditionalSelect(ref Vector<int> mask, ref Vector3Wide a, ref Vector3Wide b, out Vector3Wide result)
{
result.X = Vector.ConditionalSelect(mask, a.X, b.X);
result.Y = Vector.ConditionalSelect(mask, a.Y, b.Y);
result.Z = Vector.ConditionalSelect(mask, a.Z, b.Z);
}