vtkDataSetAlgorithm.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkDataSetAlgorithm.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 vtkDataSetAlgorithm_h
#define vtkDataSetAlgorithm_h
 
#include "vtkAlgorithm.h"
#include "vtkCommonExecutionModelModule.h" // For export macro
 
class vtkDataSet;
class vtkImageData;
class vtkPolyData;
class vtkStructuredPoints;
class vtkStructuredGrid;
class vtkUnstructuredGrid;
class vtkRectilinearGrid;
 
class VTKCOMMONEXECUTIONMODEL_EXPORT vtkDataSetAlgorithm : public vtkAlgorithm
{
public:
  static vtkDataSetAlgorithm* New();
  vtkTypeMacro(vtkDataSetAlgorithm, vtkAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkDataSet* GetOutput();
  vtkDataSet* GetOutput(int);
 
  vtkDataObject* GetInput();
 
  vtkPolyData* GetPolyDataOutput();
 
  vtkStructuredPoints* GetStructuredPointsOutput();
 
  vtkImageData* GetImageDataOutput();
 
  vtkStructuredGrid* GetStructuredGridOutput();
 
  vtkUnstructuredGrid* GetUnstructuredGridOutput();
 
  vtkRectilinearGrid* GetRectilinearGridOutput();
 
 
  void SetInputData(vtkDataObject*);
  void SetInputData(int, vtkDataObject*);
  void SetInputData(vtkDataSet*);
  void SetInputData(int, vtkDataSet*);
 
 
  void AddInputData(vtkDataObject*);
  void AddInputData(vtkDataSet*);
  void AddInputData(int, vtkDataSet*);
  void AddInputData(int, vtkDataObject*);
 
  vtkTypeBool ProcessRequest(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
protected:
  vtkDataSetAlgorithm();
  ~vtkDataSetAlgorithm() override = default;
 
  virtual int RequestDataObject(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector);
 
  virtual int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*)
  {
    return 1;
  }
 
  virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*)
  {
    return 1;
  }
 
  virtual int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*)
  {
    return 1;
  }
 
  // see algorithm for more info
  int FillOutputPortInformation(int port, vtkInformation* info) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
  vtkDataObject* GetInput(int port);
 
private:
  vtkDataSetAlgorithm(const vtkDataSetAlgorithm&) = delete;
  void operator=(const vtkDataSetAlgorithm&) = delete;
};
 
#endif