vtkADIOS2VTXReader.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
/*
 * vtkADIOS2VTXReader.h  public facing class
 *                     enables reading adios2 bp files using the
 *                     VTK ADIOS2 Readers (VTX) developed
 *                     at Oak Ridge National Laboratory
 *
 *  Created on: May 1, 2019
 *      Author: William F Godoy godoywf@ornl.gov
 */
 
#ifndef vtkADIOS2VTXReader_h
#define vtkADIOS2VTXReader_h
 
#include <memory> // std::unique_ptr
 
#include "vtkIOADIOS2Module.h" // For export macro
#include "vtkMultiBlockDataSetAlgorithm.h"
 
// forward declaring to keep it private
namespace vtx
{
VTK_ABI_NAMESPACE_BEGIN
class VTXSchemaManager;
VTK_ABI_NAMESPACE_END
}
 
VTK_ABI_NAMESPACE_BEGIN
 
class vtkIndent;
class vtkInformation;
class vtkInformationvector;
 
class VTKIOADIOS2_EXPORT vtkADIOS2VTXReader : public vtkMultiBlockDataSetAlgorithm
{
public:
  static vtkADIOS2VTXReader* New();
  vtkTypeMacro(vtkADIOS2VTXReader, vtkMultiBlockDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  vtkSetFilePathMacro(FileName);
  vtkGetFilePathMacro(FileName);
 
protected:
  vtkADIOS2VTXReader();
  ~vtkADIOS2VTXReader() override;
 
  vtkADIOS2VTXReader(const vtkADIOS2VTXReader&) = delete;
  void operator=(const vtkADIOS2VTXReader&) = delete;
 
  int RequestInformation(
    vtkInformation*, vtkInformationVector**, vtkInformationVector* outputVector) override;
  int RequestUpdateExtent(
    vtkInformation*, vtkInformationVector**, vtkInformationVector* outputVector) override;
  int RequestData(
    vtkInformation*, vtkInformationVector**, vtkInformationVector* outputVector) override;
 
private:
  char* FileName;
  std::unique_ptr<vtx::VTXSchemaManager> SchemaManager;
};
 
VTK_ABI_NAMESPACE_END
#endif /* vtkADIOS2VTXReader_h */