public PolygonStampedMsg(Std.HeaderMsg header, PolygonMsg polygon)
 {
     this.header  = header;
     this.polygon = polygon;
 }
 private PolygonStampedMsg(MessageDeserializer deserializer)
 {
     this.header  = Std.HeaderMsg.Deserialize(deserializer);
     this.polygon = PolygonMsg.Deserialize(deserializer);
 }
 public PolygonStampedMsg()
 {
     this.header  = new Std.HeaderMsg();
     this.polygon = new PolygonMsg();
 }