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98 lines
3.2 KiB
98 lines
3.2 KiB
2 years ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkXMLPUnstructuredDataReader.h,v $
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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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// .NAME vtkXMLPUnstructuredDataReader - Superclass for parallel unstructured data XML readers.
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// .SECTION Description
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// vtkXMLPUnstructuredDataReader provides functionality common to all
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// parallel unstructured data format readers.
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// .SECTION See Also
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// vtkXMLPPolyDataReader vtkXMLPUnstructuredGridReader
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#ifndef __vtkXMLPUnstructuredDataReader_h
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#define __vtkXMLPUnstructuredDataReader_h
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#include "vtkXMLPDataReader.h"
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class vtkPointSet;
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class vtkCellArray;
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class vtkXMLUnstructuredDataReader;
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class VTK_IO_EXPORT vtkXMLPUnstructuredDataReader : public vtkXMLPDataReader
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{
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public:
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vtkTypeRevisionMacro(vtkXMLPUnstructuredDataReader,vtkXMLPDataReader);
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void PrintSelf(ostream& os, vtkIndent indent);
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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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vtkXMLPUnstructuredDataReader();
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~vtkXMLPUnstructuredDataReader();
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vtkPointSet* GetOutputAsPointSet();
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vtkPointSet* GetPieceInputAsPointSet(int piece);
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virtual void SetupOutputTotals();
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virtual void SetupNextPiece();
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vtkIdType GetNumberOfPoints();
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vtkIdType GetNumberOfCells();
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void CopyArrayForPoints(vtkDataArray* inArray, vtkDataArray* outArray);
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void SetupEmptyOutput();
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// Setup the output's information.
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void SetupOutputInformation(vtkInformation *outInfo);
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void SetupOutputData();
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virtual void GetOutputUpdateExtent(int& piece, int& numberOfPieces,
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int& ghostLevel)=0;
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// Pipeline execute data driver. Called by vtkXMLReader.
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void ReadXMLData();
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int ReadPrimaryElement(vtkXMLDataElement* ePrimary);
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void SetupUpdateExtent(int piece, int numberOfPieces, int ghostLevel);
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int ReadPieceData();
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void CopyCellArray(vtkIdType totalNumberOfCells, vtkCellArray* inCells,
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vtkCellArray* outCells);
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// Get the number of points/cells in the given piece. Valid after
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// UpdateInformation.
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virtual vtkIdType GetNumberOfPointsInPiece(int piece);
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virtual vtkIdType GetNumberOfCellsInPiece(int piece);
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// The update request.
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int UpdatePiece;
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int UpdateNumberOfPieces;
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int UpdateGhostLevel;
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// The range of pieces from the file that will form the UpdatePiece.
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int StartPiece;
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int EndPiece;
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vtkIdType TotalNumberOfPoints;
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vtkIdType TotalNumberOfCells;
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vtkIdType StartPoint;
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// The PPoints element with point information.
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vtkXMLDataElement* PPointsElement;
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private:
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vtkXMLPUnstructuredDataReader(const vtkXMLPUnstructuredDataReader&); // Not implemented.
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void operator=(const vtkXMLPUnstructuredDataReader&); // Not implemented.
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};
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#endif
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