public static void Write(this BinaryWriter writer, QVector3 qvec3)
 {
     writer.Write(qvec3.X);
     writer.Write(qvec3.Y);
     writer.Write(qvec3.Z);
 }
 public static void Write(this BinaryWriter writer, QVector3 qvec3)
 {
     writer.Write(qvec3.X);
     writer.Write(qvec3.Y);
     writer.Write(qvec3.Z);
 }