vtkEnSight6BinaryReader.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkEnSight6BinaryReader.h,v $

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkEnSight6BinaryReader_h
#define __vtkEnSight6BinaryReader_h

#include "vtkEnSightReader.h"

class vtkIdTypeArray;
class vtkPoints;

class VTK_IO_EXPORT vtkEnSight6BinaryReader : public vtkEnSightReader
{
public:
  static vtkEnSight6BinaryReader *New();
  vtkTypeRevisionMacro(vtkEnSight6BinaryReader, vtkEnSightReader);
  virtual void PrintSelf(ostream& os, vtkIndent indent);
  
protected:
  vtkEnSight6BinaryReader();
  ~vtkEnSight6BinaryReader();

  // Returns 1 if successful.  Sets file size as a side action.
  int OpenFile(const char* filename);
  
  virtual int ReadGeometryFile(const char* fileName, int timeStep);

  virtual int ReadMeasuredGeometryFile(const char* fileName, int timeStep);


  virtual int ReadScalarsPerNode(const char* fileName, const char* description,
                                 int timeStep, int measured = 0,
                                 int numberOfComponents = 1,
                                 int component = 0);
  

  virtual int ReadVectorsPerNode(const char* fileName, const char* description,
                                 int timeStep, int measured = 0);


  virtual int ReadTensorsPerNode(const char* fileName, const char* description,
                                 int timeStep);


  virtual int ReadScalarsPerElement(const char* fileName, const char* description,
                                    int timeStep, int numberOfComponents = 1,
                                    int component = 0);


  virtual int ReadVectorsPerElement(const char* fileName, const char* description,
                                    int timeStep);


  virtual int ReadTensorsPerElement(const char* fileName, const char* description,
                                    int timeStep);


  virtual int CreateUnstructuredGridOutput(int partId, 
                                           char line[256],
                                           const char* name);
  

  virtual int CreateStructuredGridOutput(int partId, 
                                         char line[256],
                                         const char* name);
  
  int ReadLine(char result[80]);

  int ReadIntNumber(int *result);

  int ReadIntArray(int *result, int numInts);

  int ReadFloatArray(float *result, int numFloats);


  int SkipTimeStep();
  int SkipStructuredGrid(char line[256]);
  int SkipUnstructuredGrid(char line[256]);
  
  // global list of points for the unstructured parts of the model
  int NumberOfUnstructuredPoints;
  vtkPoints* UnstructuredPoints;
  vtkIdTypeArray* UnstructuredNodeIds; // matching of node ids to point ids
  
  int ElementIdsListed;

  // The size of the file is used to choose byte order.
  int FileSize;
  
  ifstream *IFile;
private:
  vtkEnSight6BinaryReader(const vtkEnSight6BinaryReader&);  // Not implemented.
  void operator=(const vtkEnSight6BinaryReader&);  // Not implemented.
};

#endif

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