Method ReadFacesFile

IO/Geometry/vtkOpenFOAMReader.cxx:6760–6823

// Return meshFaces

vtkSmartPointer<vtkCellArray> vtkOpenFOAMReaderPrivate::ReadFacesFile(
  const std::string& timeRegionDir)
{
  // Assume failure
  this->NumFaces = 0;
  this->NumInternalFaces = 0;

  vtkFoamIOobject io(this->CasePath, this->Parent);

  // Read polyMesh/faces
  if (!io.OpenOrGzip(timeRegionDir + "/polyMesh/faces"))
  {
    vtkErrorMacro(<< "Error opening " << io.GetFileName() << ": " << io.GetError()
                  << ". If you are trying to read a parallel decomposed case, "
                     "set Case Type to Decomposed Case.");
#if VTK_OPENFOAM_TIME_PROFILING
    this->RequestDataTimeInMicroseconds += io.TimeInMicroseconds;
    this->RequestDataBytes += io.Bytes;
#endif
    return nullptr;
  }

  vtkSmartPointer<vtkCellArray> meshFaces;

  try
  {
    vtkFoamEntryValue dict(nullptr);
    dict.SetStreamOption(io);

    if (io.GetClassName() == "faceCompactList")
    {
      dict.ReadCompactLabelListList(io);
    }
    else
    {
      dict.ReadLabelListList(io);
    }
#if VTK_OPENFOAM_TIME_PROFILING
    this->RequestDataTimeInMicroseconds += io.TimeInMicroseconds;
    this->RequestDataBytes += io.Bytes;
#endif

    // Capture content
    meshFaces.TakeReference(dict.ReleasePtr<vtkCellArray>());
  }
  catch (const vtkFoamError& err)
  {
    vtkErrorMacro(<< "Error reading line " << io.GetLineNumber() << " of " << io.GetFileName()
                  << ": " << err);
#if VTK_OPENFOAM_TIME_PROFILING
    this->RequestDataTimeInMicroseconds += io.TimeInMicroseconds;
    this->RequestDataBytes += io.Bytes;
#endif

    return nullptr;
  }

  if (meshFaces)