vtkPVEnSightMasterServerReader2.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPVEnSightMasterServerReader2_h
#define vtkPVEnSightMasterServerReader2_h

#include "vtkPGenericEnSightReader.h"
#include "vtkPVVTKExtensionsIOEnSightModule.h" //needed for exports

class vtkMultiProcessController;
class vtkPVEnSightMasterServerReader2Internal;
class vtkPVEnSightMasterServerTranslator;

class VTKPVVTKEXTENSIONSIOENSIGHT_EXPORT vtkPVEnSightMasterServerReader2
  : public vtkPGenericEnSightReader
{
public:
  static vtkPVEnSightMasterServerReader2* New();
  vtkTypeMacro(vtkPVEnSightMasterServerReader2, vtkPGenericEnSightReader);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  virtual vtkMultiProcessController* GetController();
  virtual void SetController(vtkMultiProcessController* controller);

  int CanReadFile(const char*) override;


  vtkGetMacro(NumberOfPieces, int);

  void SetCaseFileName(const char* fileName);


  int GetNumberOfPointArrays();
  int GetNumberOfCellArrays();


  const char* GetPointArrayName(int index);
  const char* GetCellArrayName(int index);


  int GetPointArrayStatus(const char* name);
  int GetCellArrayStatus(const char* name);
  void SetPointArrayStatus(const char* name, int status);
  void SetCellArrayStatus(const char* name, int status);


  void SetByteOrderToBigEndian();
  void SetByteOrderToLittleEndian();
  void SetByteOrder(int byteOrder) override;
  int GetByteOrder() override;
  const char* GetByteOrderAsString();

protected:
  vtkPVEnSightMasterServerReader2();
  ~vtkPVEnSightMasterServerReader2() override;

  int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int ParseMasterServerFile();

  // The MPI controller used to communicate with the instances in
  // other processes.
  vtkMultiProcessController* Controller;

  // The number of pieces available in the file.
  int NumberOfPieces;

  // Internal implementation details.
  vtkPVEnSightMasterServerReader2Internal* Internal;

  // The extent translator used to provide the correct breakdown of
  // pieces across processes.
  vtkPVEnSightMasterServerTranslator* ExtentTranslator;

  // Whether an error occurred during ExecuteInformation.
  int InformationError;

private:
  vtkPVEnSightMasterServerReader2(const vtkPVEnSightMasterServerReader2&) = delete;
  void operator=(const vtkPVEnSightMasterServerReader2&) = delete;
};

#endif