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/*=========================================================================
Program: Visualization Toolkit
Module: vtkExtractLevel.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME vtkExtractLevel - extract levels between min and max from a
// hierarchical box dataset.
// .SECTION Description
// vtkExtractLevel filter extracts the levels between (and including) the user
// specified min and max levels.
#ifndef vtkExtractLevel_h
#define vtkExtractLevel_h
#include "vtkFiltersExtractionModule.h" // For export macro
#include "vtkMultiBlockDataSetAlgorithm.h"
class VTKFILTERSEXTRACTION_EXPORT vtkExtractLevel :
public vtkMultiBlockDataSetAlgorithm
{
public:
static vtkExtractLevel* New();
vtkTypeMacro(vtkExtractLevel, vtkMultiBlockDataSetAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Select the levels that should be extracted. All other levels will have no
// datasets in them.
void AddLevel(unsigned int level);
void RemoveLevel(unsigned int level);
void RemoveAllLevels();
//BTX
protected:
vtkExtractLevel();
~vtkExtractLevel();
virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**,vtkInformationVector* );
/// Implementation of the algorithm.
virtual int RequestData(vtkInformation *,
vtkInformationVector **,
vtkInformationVector *);
virtual int FillInputPortInformation(int port,vtkInformation *info);
virtual int FillOutputPortInformation(int port,vtkInformation *info);
private:
vtkExtractLevel(const vtkExtractLevel&); // Not implemented.
void operator=(const vtkExtractLevel&); // Not implemented.
class vtkSet;
vtkSet* Levels;
//ETX
};
#endif
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