dox/IO/vtkEnSightGoldBinaryReader.h

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

  Program:   Visualization Toolkit
  Module:    vtkEnSightGoldBinaryReader.h

  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 __vtkEnSightGoldBinaryReader_h
#define __vtkEnSightGoldBinaryReader_h

#include "vtkEnSightReader.h"

class vtkMultiBlockDataSet;

class VTK_IO_EXPORT vtkEnSightGoldBinaryReader : public vtkEnSightReader
{
public:
  static vtkEnSightGoldBinaryReader *New();
  vtkTypeMacro(vtkEnSightGoldBinaryReader, vtkEnSightReader);
  virtual void PrintSelf(ostream& os, vtkIndent indent);
 
protected:
  vtkEnSightGoldBinaryReader();
  ~vtkEnSightGoldBinaryReader();
  
  // Returns 1 if successful.  Sets file size as a side action.
  int OpenFile(const char* filename);


  // Returns 1 if successful.  Handles constructing the filename, opening the file and checking
  // if it's binary
  int InitializeFile(const char* filename);


  virtual int ReadGeometryFile(const char* fileName, int timeStep,
                               vtkMultiBlockDataSet *output);


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


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

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


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


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


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


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


  virtual int CreateUnstructuredGridOutput(int partId, 
                                           char line[80],
                                           const char* name,
                                           vtkMultiBlockDataSet *output);
  

  virtual int CreateStructuredGridOutput(int partId, 
                                         char line[256],
                                         const char* name,
                                         vtkMultiBlockDataSet *output);
  

  int CreateRectilinearGridOutput(int partId, char line[256], const char* name,
                                  vtkMultiBlockDataSet *output);
  

  int CreateImageDataOutput(int partId, char line[80], const char* name,
                            vtkMultiBlockDataSet *output);
  
  int ReadLine(char result[80]);


  int ReadInt(int *result);
  int ReadPartId(int *result);

  int ReadIntArray(int *result, int numInts);

  int ReadFloatArray(float *result, int numFloats);

  int CountTimeSteps();


  int SkipTimeStep();
  int SkipStructuredGrid(char line[256]);
  int SkipUnstructuredGrid(char line[256]);
  int SkipRectilinearGrid(char line[256]);
  int SkipImageData(char line[256]);
  
  int NodeIdsListed;
  int ElementIdsListed;
  int Fortran;
  
  ifstream *IFile;
  // The size of the file could be used to choose byte order.
  int FileSize;

private:
  vtkEnSightGoldBinaryReader(const vtkEnSightGoldBinaryReader&);  // Not implemented.
  void operator=(const vtkEnSightGoldBinaryReader&);  // Not implemented.
};

#endif

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