Section: Visualization Toolkit Volume Rendering Classes
To create an instance of class vtkVolumeRenderingFactory, simply invoke its constructor as follows
obj = vtkVolumeRenderingFactory
obj
is an instance of the vtkVolumeRenderingFactory class.
string = obj.GetClassName ()
int = obj.IsA (string name)
vtkVolumeRenderingFactory = obj.NewInstance ()
vtkVolumeRenderingFactory = obj.SafeDownCast (vtkObject o)