vtkVASPTessellationReader.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkVASPTessellationReader.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 vtkVASPTessellationReader_h
#define vtkVASPTessellationReader_h

#include "vtkDomainsChemistryModule.h" // For export macro
#include "vtkMoleculeAlgorithm.h"

namespace vtksys {
class RegularExpression;
}

class vtkUnstructuredGrid;

class VTKDOMAINSCHEMISTRY_EXPORT vtkVASPTessellationReader
    : public vtkMoleculeAlgorithm
{
public:
  static vtkVASPTessellationReader* New();
  vtkTypeMacro(vtkVASPTessellationReader, vtkMoleculeAlgorithm)
  void PrintSelf(ostream &os, vtkIndent indent) override;


  vtkSetStringMacro(FileName)
  vtkGetStringMacro(FileName)

protected:
  vtkVASPTessellationReader();
  ~vtkVASPTessellationReader() override;

  int RequestData(vtkInformation *request,
                          vtkInformationVector **inInfoVecs,
                          vtkInformationVector *outInfoVec) override;
  int RequestInformation(vtkInformation *request,
                                 vtkInformationVector **inInfoVecs,
                                 vtkInformationVector *outInfoVec) override;
  int FillOutputPortInformation(int port, vtkInformation *info) override;

  bool NextTimeStep(std::istream &in, double &time);

  size_t SelectTimeStepIndex(vtkInformation *info);

  bool ReadTimeStep(std::istream &in, vtkMolecule *molecule,
                    vtkUnstructuredGrid *voronoi);

  char *FileName;

  vtksys::RegularExpression *TimeParser;
  vtksys::RegularExpression *LatticeParser;
  vtksys::RegularExpression *AtomCountParser;
  vtksys::RegularExpression *AtomParser;
  vtksys::RegularExpression *ParenExtract;

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

#endif // vtkVASPTessellationReader_h