vtkEnSight6BinaryReader.h

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

  Program:   Visualization Toolkit
  Module:    vtkEnSight6BinaryReader.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 vtkEnSight6BinaryReader_h
#define vtkEnSight6BinaryReader_h

#include "vtkIOEnSightModule.h" // For export macro
#include "vtkEnSightReader.h"

class vtkMultiBlockDataSet;
class vtkIdTypeArray;
class vtkPoints;

class VTKIOENSIGHT_EXPORT vtkEnSight6BinaryReader : public vtkEnSightReader
{
public:
  static vtkEnSight6BinaryReader *New();
  vtkTypeMacro(vtkEnSight6BinaryReader, vtkEnSightReader);
  void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;

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,
                               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[256],
                                           const char* name,
                                           vtkMultiBlockDataSet *output);

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

  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&) VTK_DELETE_FUNCTION;
  void operator=(const vtkEnSight6BinaryReader&) VTK_DELETE_FUNCTION;
};

#endif