vtkPDataSetWriter.h

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

  Program:   Visualization Toolkit
  Module:    vtkPDataSetWriter.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 vtkPDataSetWriter_h
#define vtkPDataSetWriter_h

#include "vtkIOParallelModule.h" // For export macro
#include "vtkDataSetWriter.h"

#include <map> // for keeping track of extents
#include <vector> // for keeping track of extents

class vtkImageData;
class vtkRectilinearGrid;
class vtkStructuredGrid;
class vtkMultiProcessController;

class VTKIOPARALLEL_EXPORT vtkPDataSetWriter : public vtkDataSetWriter
{
public:
  void PrintSelf(ostream& os, vtkIndent indent);
  vtkTypeMacro(vtkPDataSetWriter,vtkDataSetWriter);
  static vtkPDataSetWriter *New();

  virtual int Write();


  void SetNumberOfPieces(int num);
  vtkGetMacro(NumberOfPieces, int);


  vtkSetMacro(GhostLevel, int);
  vtkGetMacro(GhostLevel, int);


  vtkSetMacro(StartPiece, int);
  vtkGetMacro(StartPiece, int);
  vtkSetMacro(EndPiece, int);
  vtkGetMacro(EndPiece, int);


  vtkSetStringMacro(FilePattern);
  vtkGetStringMacro(FilePattern);


  vtkSetMacro(UseRelativeFileNames, int);
  vtkGetMacro(UseRelativeFileNames, int);
  vtkBooleanMacro(UseRelativeFileNames, int);


  virtual void SetController(vtkMultiProcessController*);
  vtkGetObjectMacro(Controller, vtkMultiProcessController);

protected:
  vtkPDataSetWriter();
  ~vtkPDataSetWriter();

  ostream *OpenFile();
  int WriteUnstructuredMetaData(vtkDataSet *input,
                                char *root, char *str, ostream *fptr);
  int WriteImageMetaData(vtkImageData *input,
                         char *root, char *str, ostream *fptr);
  int WriteRectilinearGridMetaData(vtkRectilinearGrid *input,
                                   char *root, char *str, ostream *fptr);
  int WriteStructuredGridMetaData(vtkStructuredGrid *input,
                                  char *root, char *str, ostream *fptr);

  int StartPiece;
  int EndPiece;
  int NumberOfPieces;
  int GhostLevel;

  int UseRelativeFileNames;

  char *FilePattern;

  void DeleteFiles();

  typedef std::map<int, std::vector<int> > ExtentsType;
  ExtentsType Extents;

  vtkMultiProcessController* Controller;

private:
  vtkPDataSetWriter(const vtkPDataSetWriter&) VTK_DELETE_FUNCTION;
  void operator=(const vtkPDataSetWriter&) VTK_DELETE_FUNCTION;
};

#endif