40 #ifndef __vtkTreeLevelsFilter_h
41 #define __vtkTreeLevelsFilter_h
43 #include "vtkInfovisCoreModule.h"
51 void PrintSelf(ostream& os, vtkIndent indent);
57 int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
Superclass for algorithms that produce only Tree as output.
virtual int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
void PrintSelf(ostream &os, vtkIndent indent)
adds level and leaf fields to a vtkTree
static vtkTreeAlgorithm * New()