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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 
00008 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00009 All rights reserved.
00010 
00011 Redistribution and use in source and binary forms, with or without
00012 modification, are permitted provided that the following conditions are met:
00013 
00014  * Redistributions of source code must retain the above copyright notice,
00015    this list of conditions and the following disclaimer.
00016 
00017  * Redistributions in binary form must reproduce the above copyright notice,
00018    this list of conditions and the following disclaimer in the documentation
00019    and/or other materials provided with the distribution.
00020 
00021  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00022    of any contributors may be used to endorse or promote products derived
00023    from this software without specific prior written permission.
00024 
00025  * Modified source versions must be plainly marked as such, and must not be
00026    misrepresented as being the original software.
00027 
00028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00029 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00030 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00031 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00032 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00033 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00034 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00035 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00036 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00037 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00038 
00039 =========================================================================*/
00053 #ifndef __vtkPDataSetReader_h
00054 #define __vtkPDataSetReader_h
00055 
00056 #include "vtkSource.h"
00057 #include "vtkDataSet.h"
00058 #include "vtkImageData.h"
00059 
00060 
00061 class VTK_PARALLEL_EXPORT vtkPDataSetReader : public vtkSource
00062 {
00063 public:
00064   void PrintSelf(ostream& os, vtkIndent indent);
00065   vtkTypeMacro(vtkPDataSetReader,vtkSource);
00066   static vtkPDataSetReader *New();
00067   
00069 
00070   vtkSetStringMacro(FileName);
00071   vtkGetStringMacro(FileName);
00073 
00075 
00077   void SetOutput(vtkDataSet *output);
00078   virtual vtkDataSet *GetOutput();
00080 
00082   virtual void Update();
00083 
00085 
00087   vtkGetMacro(DataType, int);
00089   
00090 protected:
00091   vtkPDataSetReader();
00092   ~vtkPDataSetReader();
00093   vtkPDataSetReader(const vtkPDataSetReader&);
00094   void operator=(const vtkPDataSetReader&);
00095 
00096   virtual void ExecuteInformation();
00097   void ReadPVTKFileInformation(ifstream *fp);
00098   void ReadVTKFileInformation(ifstream *fp);
00099 
00100   virtual void Execute();
00101   void PolyDataExecute();
00102   void UnstructuredGridExecute();
00103   void ImageDataExecute();
00104   void StructuredGridExecute();
00105 
00106   void CoverExtent(int ext[6], int *pieceMask);
00107 
00108   vtkDataSet *CheckOutput();
00109   void SetNumberOfPieces(int num);
00110 
00111 //BTX
00112   ifstream *vtkPDataSetReader::OpenFile();
00113 //ETX
00114   int ReadXML(ifstream *file, char **block, char **param, char **value);
00115 
00116   int VTKFileFlag;
00117   int StructuredFlag;
00118   char *FileName;
00119   int DataType;
00120   int NumberOfPieces;
00121   char **PieceFileNames;
00122   int **PieceExtents;
00123 };
00124 
00125 #endif

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