21 #ifndef __vtkDataSetSource_h
22 #define __vtkDataSetSource_h
abstract class to specify dataset behavior
vtkDataObject * GetOutput(int idx)
a simple class to control print indentation
void PrintSelf(ostream &os, vtkIndent indent)
int FillOutputPortInformation(int, vtkInformation *)
abstract class specifies interface for visualization network source
abstract class whose subclasses generate datasets