protected void StepEnds()
 {
     if (_exporter == null)
     {
         _exporter = new SceneGraph.X3DomExporter(ResultImageView.PublicForm.IterateForPictureArt, ResultImageView.PublicForm.LastPicturArt.PictureData);
         _exporter.Init(ResultImageView.PublicForm.IterateForPictureArt, ResultImageView.PublicForm.LastPicturArt.PictureData);
     }
     _exporter.Update(ResultImageView.PublicForm.IterateForPictureArt, ResultImageView.PublicForm.LastPicturArt.PictureData);
 }
 protected void StepEnds()
 {
     if(_exporter==null)
     {
         _exporter = new SceneGraph.X3DomExporter(ResultImageView.PublicForm.IterateForPictureArt, ResultImageView.PublicForm.LastPicturArt.PictureData);
         _exporter.Init(ResultImageView.PublicForm.IterateForPictureArt, ResultImageView.PublicForm.LastPicturArt.PictureData);
     }
     _exporter.Update(ResultImageView.PublicForm.IterateForPictureArt, ResultImageView.PublicForm.LastPicturArt.PictureData);
 }