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# Parallel/vtkPDataSetReader.h

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    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkPDataSetReader.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 =========================================================================*/
    00040 #ifndef __vtkPDataSetReader_h
    00041 #define __vtkPDataSetReader_h
    00042
    00043 #include "vtkSource.h"
    00044
    00045 class vtkDataSet;
    00046
    00047 class VTK_PARALLEL_EXPORT vtkPDataSetReader : public vtkSource
    00048 {
    00049 public:
    00050   void PrintSelf(ostream& os, vtkIndent indent);
    00051   vtkTypeRevisionMacro(vtkPDataSetReader,vtkSource);
    00052   static vtkPDataSetReader *New();
    00053
    00055   virtual int GetNumberOfOutputs() { return 1;}
    00056
    00058
    00059   vtkSetStringMacro(FileName);
    00060   vtkGetStringMacro(FileName);
    00062
    00064
    00066   void SetOutput(vtkDataSet *output);
    00067   virtual vtkDataSet* GetOutput();
    00068   virtual vtkDataSet* GetOutput(int idx);
    00070
    00072   virtual void Update();
    00073
    00075
    00077   vtkGetMacro(DataType, int);
    00079
    00082   virtual int ReadOutputType();
    00083
    00085   int CanReadFile(const char* filename);
    00086
    00087 protected:
    00088   vtkPDataSetReader();
    00089   ~vtkPDataSetReader();
    00090
    00091   virtual void ExecuteInformation();
    00092   void ReadPVTKFileInformation(ifstream *fp);
    00093   void ReadVTKFileInformation(ifstream *fp);
    00094
    00095   virtual void Execute();
    00096   void PolyDataExecute();
    00097   void UnstructuredGridExecute();
    00098   void ImageDataExecute();
    00099   void StructuredGridExecute();
    00100
    00101   void CoverExtent(int ext[6], int *pieceMask);
    00102
    00103   vtkDataSet *CheckOutput();
    00104   void SetNumberOfPieces(int num);
    00105
    00106 //BTX
    00107   ifstream *OpenFile(const char *);
    00108 //ETX
    00109   int ReadXML(ifstream *file, char **block, char **param, char **value);
    00110   void SkipFieldData(ifstream *file);
    00111
    00112   int VTKFileFlag;
    00113   int StructuredFlag;
    00114   char *FileName;
    00115   int DataType;
    00116   int NumberOfPieces;
    00117   char **PieceFileNames;
    00118   int **PieceExtents;
    00119
    00120 private:
    00121   vtkPDataSetReader(const vtkPDataSetReader&); // Not implemented
    00122   void operator=(const vtkPDataSetReader&); // Not implemented
    00123 };
    00124
    00125 #endif