/// <summary>Read an array of <c>Vector3ns</c> values.</summary>
 public static Vector3ns[] ReadArrayVector3ns(this BinaryReader reader, int count)
 {
     Vector3ns[] array = new Vector3ns[count]; reader.ReadArray(array, 0, count); return array;
 }
 /// <summary>Read a <see cref="Vector3ns"/>.</summary>
 public static void ReadVector3ns(this BinaryReader reader , out Vector3ns result)
 {
     result.X = reader.ReadNormalizedInt16();
                                 result.Y = reader.ReadNormalizedInt16();
                                 result.Z = reader.ReadNormalizedInt16();
             return;
 }