vtkPVPostFilter.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPVPostFilter_h
#define vtkPVPostFilter_h

#include "vtkDataObjectAlgorithm.h"
#include "vtkPVVTKExtensionsCoreModule.h" // needed for export macro

#include <string> // for std::string

class VTKPVVTKEXTENSIONSCORE_EXPORT vtkPVPostFilter : public vtkDataObjectAlgorithm
{
public:
  static vtkPVPostFilter* New();
  vtkTypeMacro(vtkPVPostFilter, vtkDataObjectAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  vtkExecutive* CreateDefaultExecutive() override;

  static std::string DefaultComponentName(int componentNumber, int componentCount);

protected:
  vtkPVPostFilter();
  ~vtkPVPostFilter() override;

  int FillInputPortInformation(int port, vtkInformation* info) override;
  int RequestDataObject(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;

  int DoAnyNeededConversions(vtkDataObject* output);
  int DoAnyNeededConversions(vtkDataSet* dataset);
  int DoAnyNeededConversions(vtkDataSet* output, const char* requested_name, int fieldAssociation,
    const char* demangled_name, const char* demagled_component_name);
  void CellDataToPointData(vtkDataSet* output, const char* name);
  void PointDataToCellData(vtkDataSet* output, const char* name);
  int ExtractComponent(vtkDataSetAttributes* dsa, const char* requested_name,
    const char* demangled_name, const char* demagled_component_name);

private:
  vtkPVPostFilter(const vtkPVPostFilter&) = delete;
  void operator=(const vtkPVPostFilter&) = delete;
};

#endif