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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkPDataSetWriter
* @brief Manages writing pieces of a data set.
*
* vtkPDataSetWriter will write a piece of a file, and will also create
* a metadata file that lists all of the files in a data set.
*/
#ifndef vtkPDataSetWriter_h
#define vtkPDataSetWriter_h
#include "vtkDataSetWriter.h"
#include "vtkIOParallelModule.h" // For export macro
#include <map> // for keeping track of extents
#include <vector> // for keeping track of extents
VTK_ABI_NAMESPACE_BEGIN
class vtkImageData;
class vtkRectilinearGrid;
class vtkStructuredGrid;
class vtkMultiProcessController;
class VTKIOPARALLEL_EXPORT vtkPDataSetWriter : public vtkDataSetWriter
{
public:
void PrintSelf(ostream& os, vtkIndent indent) override;
vtkTypeMacro(vtkPDataSetWriter, vtkDataSetWriter);
static vtkPDataSetWriter* New();
/**
* Write the pvtk file and corresponding vtk files.
*/
int Write() override;
///@{
/**
* This is how many pieces the whole data set will be divided into.
*/
void SetNumberOfPieces(int num);
vtkGetMacro(NumberOfPieces, int);
///@}
///@{
/**
* Extra ghost cells will be written out to each piece file
* if this value is larger than 0.
*/
vtkSetMacro(GhostLevel, int);
vtkGetMacro(GhostLevel, int);
///@}
///@{
/**
* This is the range of pieces that that this writer is
* responsible for writing. All pieces must be written
* by some process. The process that writes piece 0 also
* writes the pvtk file that lists all the piece file names.
*/
vtkSetMacro(StartPiece, int);
vtkGetMacro(StartPiece, int);
vtkSetMacro(EndPiece, int);
vtkGetMacro(EndPiece, int);
///@}
///@{
/**
* This file pattern uses the file name and piece number
* to construct a file name for the piece file.
*/
vtkSetFilePathMacro(FilePattern);
vtkGetFilePathMacro(FilePattern);
///@}
///@{
/**
* This flag determines whether to use absolute paths for the piece files.
* By default the pieces are put in the main directory, and the piece file
* names in the meta data pvtk file are relative to this directory.
* This should make moving the whole lot to another directory, an easier task.
*/
vtkSetMacro(UseRelativeFileNames, vtkTypeBool);
vtkGetMacro(UseRelativeFileNames, vtkTypeBool);
vtkBooleanMacro(UseRelativeFileNames, vtkTypeBool);
///@}
///@{
/**
* Controller used to communicate data type of blocks.
* By default, the global controller is used. If you want another
* controller to be used, set it with this.
*/
virtual void SetController(vtkMultiProcessController*);
vtkGetObjectMacro(Controller, vtkMultiProcessController);
///@}
protected:
vtkPDataSetWriter();
~vtkPDataSetWriter() override;
ostream* OpenFile();
int WriteUnstructuredMetaData(
vtkDataSet* input, char* root, char* str, size_t strSize, ostream* fptr);
int WriteImageMetaData(vtkImageData* input, char* root, char* str, size_t strSize, ostream* fptr);
int WriteRectilinearGridMetaData(
vtkRectilinearGrid* input, char* root, char* str, size_t strSize, ostream* fptr);
int WriteStructuredGridMetaData(
vtkStructuredGrid* input, char* root, char* str, size_t strSize, ostream* fptr);
int StartPiece;
int EndPiece;
int NumberOfPieces;
int GhostLevel;
vtkTypeBool UseRelativeFileNames;
char* FilePattern;
void DeleteFiles();
typedef std::map<int, std::vector<int>> ExtentsType;
ExtentsType Extents;
vtkMultiProcessController* Controller;
private:
vtkPDataSetWriter(const vtkPDataSetWriter&) = delete;
void operator=(const vtkPDataSetWriter&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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