- vtkColorTransferFunction *_ctfun;
- vtkPiecewiseFunction *_tfun;
- vtkVolumeRayCastMapper *volumeMapper;
- vtkVolume *newvol;
+ vtkColorTransferFunction *_ctfun;
+ vtkPiecewiseFunction *_tfun;
+#if (VTK_MAJOR_VERSION <= 7)
+ vtkVolumeRayCastMapper *volumeMapper;
+#else
+ vtkFixedPointVolumeRayCastMapper *volumeMapper;
+#endif
+ vtkVolume *newvol;