vtkAMReXParticlesReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkAMReXParticlesReader.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 vtkAMReXParticlesReader_h
#define vtkAMReXParticlesReader_h
 
#include "vtkIOAMRModule.h" // For export macro
#include "vtkMultiBlockDataSetAlgorithm.h"
#include "vtkNew.h" // for vtkNew
 
#include <string> // for std::string.
 
class vtkDataArraySelection;
class vtkMultiPieceDataSet;
class vtkMultiProcessController;
 
class VTKIOAMR_EXPORT vtkAMReXParticlesReader : public vtkMultiBlockDataSetAlgorithm
{
public:
  static vtkAMReXParticlesReader* New();
  vtkTypeMacro(vtkAMReXParticlesReader, vtkMultiBlockDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetPlotFileName(VTK_FILEPATH const char* fname);
  VTK_FILEPATH const char* GetPlotFileName() const;
 
 
  void SetParticleType(const std::string& str);
  const std::string& GetParticleType() const { return this->ParticleType; }
 
  vtkDataArraySelection* GetPointDataArraySelection() const;
 
  static int CanReadFile(VTK_FILEPATH const char* fname, const char* particlesType = nullptr);
 
 
  void SetController(vtkMultiProcessController* controller);
  vtkGetObjectMacro(Controller, vtkMultiProcessController);
 
protected:
  vtkAMReXParticlesReader();
  ~vtkAMReXParticlesReader() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  vtkMultiProcessController* Controller;
  std::string PlotFileName;
  bool GenerateGlobalIds;
 
private:
  vtkAMReXParticlesReader(const vtkAMReXParticlesReader&) = delete;
  void operator=(const vtkAMReXParticlesReader&) = delete;
 
  bool ReadMetaData();
 
  bool ReadLevel(const int level, vtkMultiPieceDataSet* pdataset, const int piece_idx,
    const int num_pieces) const;
 
  vtkTimeStamp PlotFileNameMTime;
  vtkTimeStamp MetaDataMTime;
  std::string ParticleType;
  vtkNew<vtkDataArraySelection> PointDataArraySelection;
 
  class AMReXParticleHeader;
  AMReXParticleHeader* Header;
  friend class AMReXParticleHeader;
};
 
#endif