vtkUnstructuredGridAlgorithm.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkUnstructuredGridAlgorithm.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 vtkUnstructuredGridAlgorithm_h
#define vtkUnstructuredGridAlgorithm_h
 
#include "vtkCommonExecutionModelModule.h" // For export macro
#include "vtkAlgorithm.h"
 
class vtkDataSet;
class vtkUnstructuredGrid;
 
class VTKCOMMONEXECUTIONMODEL_EXPORT vtkUnstructuredGridAlgorithm : public vtkAlgorithm
{
public:
  static vtkUnstructuredGridAlgorithm *New();
  vtkTypeMacro(vtkUnstructuredGridAlgorithm,vtkAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  vtkUnstructuredGrid* GetOutput();
  vtkUnstructuredGrid* GetOutput(int);
  virtual void SetOutput(vtkDataObject* d);
 
 
  virtual int ProcessRequest(vtkInformation*,
                             vtkInformationVector**,
                             vtkInformationVector*);
 
  // this method is not recommended for use, but lots of old style filters
  // use it
  vtkDataObject *GetInput(int port);
  vtkDataObject *GetInput() { return this->GetInput(0); };
  vtkUnstructuredGrid *GetUnstructuredGridInput(int port);
 
 
  void SetInputData(vtkDataObject *);
  void SetInputData(int, vtkDataObject*);
 
 
  void AddInputData(vtkDataObject *);
  void AddInputData(int, vtkDataObject*);
 
protected:
  vtkUnstructuredGridAlgorithm();
  ~vtkUnstructuredGridAlgorithm();
 
  // convenience method
  virtual int RequestInformation(vtkInformation* request,
                                 vtkInformationVector** inputVector,
                                 vtkInformationVector* outputVector);
 
 
  virtual int RequestData(vtkInformation* request,
                          vtkInformationVector** inputVector,
                          vtkInformationVector* outputVector);
 
 
  virtual int RequestUpdateExtent(vtkInformation*,
                                  vtkInformationVector**,
                                  vtkInformationVector*);
 
  // see algorithm for more info
  virtual int FillOutputPortInformation(int port, vtkInformation* info);
  virtual int FillInputPortInformation(int port, vtkInformation* info);
 
private:
  vtkUnstructuredGridAlgorithm(const vtkUnstructuredGridAlgorithm&);  // Not implemented.
  void operator=(const vtkUnstructuredGridAlgorithm&);  // Not implemented.
};
 
#endif