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dox/IO/vtkXMLUnstructuredGridReader.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkXMLUnstructuredGridReader.h,v $ 00005 Language: C++ 00006 00007 Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 00008 All rights reserved. 00009 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00010 00011 This software is distributed WITHOUT ANY WARRANTY; without even 00012 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00013 PURPOSE. See the above copyright notice for more information. 00014 00015 =========================================================================*/ 00032 #ifndef __vtkXMLUnstructuredGridReader_h 00033 #define __vtkXMLUnstructuredGridReader_h 00034 00035 #include "vtkXMLUnstructuredDataReader.h" 00036 00037 class vtkUnstructuredGrid; 00038 00039 class VTK_IO_EXPORT vtkXMLUnstructuredGridReader : public vtkXMLUnstructuredDataReader 00040 { 00041 public: 00042 vtkTypeRevisionMacro(vtkXMLUnstructuredGridReader,vtkXMLUnstructuredDataReader); 00043 void PrintSelf(ostream& os, vtkIndent indent); 00044 static vtkXMLUnstructuredGridReader *New(); 00045 00047 00048 void SetOutput(vtkUnstructuredGrid *output); 00049 vtkUnstructuredGrid *GetOutput(); 00050 vtkUnstructuredGrid *GetOutput(int idx); 00052 00053 protected: 00054 vtkXMLUnstructuredGridReader(); 00055 ~vtkXMLUnstructuredGridReader(); 00056 00057 const char* GetDataSetName(); 00058 void GetOutputUpdateExtent(int& piece, int& numberOfPieces, int& ghostLevel); 00059 void SetupOutputTotals(); 00060 void SetupPieces(int numPieces); 00061 void DestroyPieces(); 00062 00063 void SetupOutputData(); 00064 int ReadPiece(vtkXMLDataElement* ePiece); 00065 void SetupNextPiece(); 00066 int ReadPieceData(); 00067 00068 // Read a data array whose tuples coorrespond to cells. 00069 int ReadArrayForCells(vtkXMLDataElement* da, vtkDataArray* outArray); 00070 00071 // The index of the cell in the output where the current piece 00072 // begins. 00073 vtkIdType StartCell; 00074 00075 // The Cells element for each piece. 00076 vtkXMLDataElement** CellElements; 00077 vtkIdType* NumberOfCells; 00078 00079 private: 00080 vtkXMLUnstructuredGridReader(const vtkXMLUnstructuredGridReader&); // Not implemented. 00081 void operator=(const vtkXMLUnstructuredGridReader&); // Not implemented. 00082 }; 00083 00084 #endif