vtkPieceRequestFilter.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkPieceRequestFilter.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 vtkPieceRequestFilter_h
#define vtkPieceRequestFilter_h
 
#include "vtkAlgorithm.h"
#include "vtkFiltersParallelModule.h" // For export macro
 
class vtkDataObject;
 
class VTKFILTERSPARALLEL_EXPORT vtkPieceRequestFilter : public vtkAlgorithm
{
public:
  static vtkPieceRequestFilter* New();
  vtkTypeMacro(vtkPieceRequestFilter, vtkAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetClampMacro(NumberOfPieces, int, 0, VTK_INT_MAX);
  vtkGetMacro(NumberOfPieces, int);
 
 
  vtkSetClampMacro(Piece, int, 0, VTK_INT_MAX);
  vtkGetMacro(Piece, int);
 
 
  vtkDataObject* GetOutput();
  vtkDataObject* GetOutput(int);
 
 
  void SetInputData(vtkDataObject*);
  void SetInputData(int, vtkDataObject*);
 
  vtkTypeBool ProcessRequest(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
protected:
  vtkPieceRequestFilter();
  ~vtkPieceRequestFilter() override = default;
 
  virtual int RequestDataObject(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector);
 
  virtual int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
 
  virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
 
  int FillOutputPortInformation(int port, vtkInformation* info) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
  int NumberOfPieces;
  int Piece;
 
private:
  vtkPieceRequestFilter(const vtkPieceRequestFilter&) = delete;
  void operator=(const vtkPieceRequestFilter&) = delete;
};
 
#endif