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122 lines
3.6 KiB
C++
122 lines
3.6 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkXMLPDataReader.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/**
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* @class vtkXMLPDataReader
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* @brief Superclass for PVTK XML file readers.
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*
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* vtkXMLPDataReader provides functionality common to all PVTK XML
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* file readers. Concrete subclasses call upon this functionality
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* when needed.
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*
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* @sa
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* vtkXMLDataReader
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*/
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#ifndef vtkXMLPDataReader_h
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#define vtkXMLPDataReader_h
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#include "vtkIOXMLModule.h" // For export macro
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#include "vtkXMLReader.h"
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class vtkDataArray;
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class vtkDataSet;
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class vtkXMLDataReader;
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class VTKIOXML_EXPORT vtkXMLPDataReader : public vtkXMLReader
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{
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public:
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vtkTypeMacro(vtkXMLPDataReader,vtkXMLReader);
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void PrintSelf(ostream& os, vtkIndent indent);
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//@{
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/**
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* Get the number of pieces from the summary file being read.
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*/
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vtkGetMacro(NumberOfPieces, int);
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//@}
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// For the specified port, copy the information this reader sets up in
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// SetupOutputInformation to outInfo
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virtual void CopyOutputInformation(vtkInformation *outInfo, int port);
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protected:
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vtkXMLPDataReader();
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~vtkXMLPDataReader();
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// Pipeline execute information driver. Called by vtkXMLReader.
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int ReadXMLInformation();
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virtual void SetupOutputInformation(vtkInformation *outInfo);
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int ReadPrimaryElement(vtkXMLDataElement* ePrimary);
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vtkDataSet* GetPieceInputAsDataSet(int piece);
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void SetupOutputData();
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virtual vtkXMLDataReader* CreatePieceReader()=0;
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virtual vtkIdType GetNumberOfPoints()=0;
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virtual vtkIdType GetNumberOfCells()=0;
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virtual void CopyArrayForPoints(vtkDataArray* inArray,
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vtkDataArray* outArray)=0;
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virtual void CopyArrayForCells(vtkDataArray* inArray,
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vtkDataArray* outArray)=0;
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virtual void SetupPieces(int numPieces);
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virtual void DestroyPieces();
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int ReadPiece(vtkXMLDataElement* ePiece, int index);
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virtual int ReadPiece(vtkXMLDataElement* ePiece);
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int ReadPieceData(int index);
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virtual int ReadPieceData();
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int CanReadPiece(int index);
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char* CreatePieceFileName(const char* fileName);
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void SplitFileName();
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// Callback registered with the PieceProgressObserver.
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static void PieceProgressCallbackFunction(vtkObject*, unsigned long, void*,
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void*);
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virtual void PieceProgressCallback();
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// Pieces from the input summary file.
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int NumberOfPieces;
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// The ghost level available on each input piece.
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int GhostLevel;
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// The piece currently being read.
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int Piece;
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// The path to the input file without the file name.
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char* PathName;
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// Information per-piece.
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vtkXMLDataElement** PieceElements;
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vtkXMLDataReader** PieceReaders;
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int* CanReadPieceFlag;
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// The PPointData and PCellData element representations.
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vtkXMLDataElement* PPointDataElement;
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vtkXMLDataElement* PCellDataElement;
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// The observer to report progress from reading serial data in each
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// piece.
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vtkCallbackCommand* PieceProgressObserver;
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private:
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vtkXMLPDataReader(const vtkXMLPDataReader&) VTK_DELETE_FUNCTION;
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void operator=(const vtkXMLPDataReader&) VTK_DELETE_FUNCTION;
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};
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#endif
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