vtkCellDataToPointData.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkCellDataToPointData.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.

=========================================================================*/
#ifndef vtkCellDataToPointData_h
#define vtkCellDataToPointData_h

#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkDataSetAlgorithm.h"

class vtkDataSet;

class VTKFILTERSCORE_EXPORT vtkCellDataToPointData : public vtkDataSetAlgorithm
{
public:
  static vtkCellDataToPointData *New();
  vtkTypeMacro(vtkCellDataToPointData,vtkDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkSetMacro(PassCellData,int);
  vtkGetMacro(PassCellData,int);
  vtkBooleanMacro(PassCellData,int);

protected:
  vtkCellDataToPointData();
  ~vtkCellDataToPointData() {}

  virtual int RequestData(vtkInformation* request,
                          vtkInformationVector** inputVector,
                          vtkInformationVector* outputVector);

  // Special traversal algorithm for unstructured grid
  int RequestDataForUnstructuredGrid
    (vtkInformation*, vtkInformationVector**, vtkInformationVector*);

  void interpolatePointData(vtkDataSet *input, vtkDataSet *output);

  // Same as above, but with special handling for masked cells in input.
  void interpolatePointDataWithMask(vtkStructuredGrid *input,
                                    vtkDataSet *output);

  int PassCellData;
private:
  vtkCellDataToPointData(const vtkCellDataToPointData&);  // Not implemented.
  void operator=(const vtkCellDataToPointData&);  // Not implemented.
};

#endif