- vtkPointWidget *_vPointWidget;
-
- vtkDataSet *_sourcePoints;
-
- vtkPointSource *_source;
- vtkStreamTracer *_streamer;
-
- vtkTubeFilter *_tubefilter;
- vtkRibbonFilter *_ribbonfilter;
-
- vtkPolyDataMapper *_streamMapper2;
-
-
+ vtkPolyData *_polydata;
+ vtkTubeFilter *_tubefilter;
+ vtkRibbonFilter *_ribbonfilter;
+ vtkPolyDataMapper *_streamMapper2;