public UnitCustomModelParams SetType(UnitCustomModelType type)
 {
     _type = type;
     if (_type == UnitCustomModelType.Face)
     {
         Face = new FaceModel();
     }
     return(this);
 }
 public UnitCustomModelParams SetFace(FaceModel face)
 {
     Face = face;
     return(this);
 }