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/*=========================================================================
Program: Visualization Toolkit
Module: vtkXMLPUnstructuredGridReader.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.
=========================================================================*/
// .NAME vtkXMLPUnstructuredGridReader - Read PVTK XML UnstructuredGrid files.
// .SECTION Description
// vtkXMLPUnstructuredGridReader reads the PVTK XML UnstructuredGrid
// file format. This reads the parallel format's summary file and
// then uses vtkXMLUnstructuredGridReader to read data from the
// individual UnstructuredGrid piece files. Streaming is supported.
// The standard extension for this reader's file format is "pvtu".
// .SECTION See Also
// vtkXMLUnstructuredGridReader
#ifndef __vtkXMLPUnstructuredGridReader_h
#define __vtkXMLPUnstructuredGridReader_h
#include "vtkXMLPUnstructuredDataReader.h"
class vtkUnstructuredGrid;
class VTK_IO_EXPORT vtkXMLPUnstructuredGridReader : public vtkXMLPUnstructuredDataReader
{
public:
vtkTypeMacro(vtkXMLPUnstructuredGridReader,vtkXMLPUnstructuredDataReader);
void PrintSelf(ostream& os, vtkIndent indent);
static vtkXMLPUnstructuredGridReader *New();
// Description:
// Get the reader's output.
vtkUnstructuredGrid *GetOutput();
vtkUnstructuredGrid *GetOutput(int idx);
protected:
vtkXMLPUnstructuredGridReader();
~vtkXMLPUnstructuredGridReader();
const char* GetDataSetName();
void GetOutputUpdateExtent(int& piece, int& numberOfPieces, int& ghostLevel);
void SetupOutputTotals();
void SetupOutputData();
void SetupNextPiece();
int ReadPieceData();
void CopyArrayForCells(vtkDataArray* inArray, vtkDataArray* outArray);
vtkXMLDataReader* CreatePieceReader();
virtual int FillOutputPortInformation(int, vtkInformation*);
// The index of the cell in the output where the current piece
// begins.
vtkIdType StartCell;
private:
vtkXMLPUnstructuredGridReader(const vtkXMLPUnstructuredGridReader&); // Not implemented.
void operator=(const vtkXMLPUnstructuredGridReader&); // Not implemented.
};
#endif
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