Method GetPolyMeshFile

IO/Geometry/vtkOpenFOAMReader.cxx:10139–10184

// Read specified file (typeName) from polyMesh directory as dictionary

std::unique_ptr<vtkFoamDict> vtkOpenFOAMReaderPrivate::GetPolyMeshFile(
  const std::string& typeName, bool mandatory)
{
  const std::string timeRegionDir(this->CurrentTimeRegionPath(this->PolyMeshTimeIndexFaces));

  vtkFoamIOobject io(this->CasePath, this->Parent);
  if (!io.OpenOrGzip(timeRegionDir + "/polyMesh/" + typeName))
  {
    if (mandatory)
    {
      vtkErrorMacro(<< "Error opening " << io.GetFileName() << ": " << io.GetError());
    }
#if VTK_OPENFOAM_TIME_PROFILING
    this->RequestDataTimeInMicroseconds += io.TimeInMicroseconds;
    this->RequestDataBytes += io.Bytes;
#endif
    return nullptr;
  }

  std::unique_ptr<vtkFoamDict> dictPtr(new vtkFoamDict);
  vtkFoamDict& dict = *dictPtr;
  if (!dict.Read(io))
  {
    vtkErrorMacro(<< "Error reading line " << io.GetLineNumber() << " of " << io.GetFileName()
                  << ": " << io.GetError());
#if VTK_OPENFOAM_TIME_PROFILING
    this->RequestDataTimeInMicroseconds += io.TimeInMicroseconds;
    this->RequestDataBytes += io.Bytes;
#endif
    return nullptr;
  }
  if (dict.GetType() != vtkFoamToken::DICTIONARY)
  {
    vtkErrorMacro(<< "The file type of " << io.GetFileName() << " is not a dictionary");
#if VTK_OPENFOAM_TIME_PROFILING
    this->RequestDataTimeInMicroseconds += io.TimeInMicroseconds;
    this->RequestDataBytes += io.Bytes;
#endif
    return nullptr;
  }
#if VTK_OPENFOAM_TIME_PROFILING
  this->RequestDataTimeInMicroseconds += io.TimeInMicroseconds;
  this->RequestDataBytes += io.Bytes;
#endif
  return dictPtr;
}

//------------------------------------------------------------------------------
// Populate cell zone(s) mesh