Method AddFieldArrays

IO/HDF/vtkHDFReader.cxx:858–915

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
int vtkHDFReader::AddFieldArrays(vtkDataObject* data)
{
  const std::vector<std::string> names = this->Impl->GetArrayNames(vtkDataObject::FIELD);
  for (const std::string& name : names)
  {
    if (!this->DataArraySelection[vtkDataObject::FIELD]->ArrayIsEnabled(name.c_str()))
    {
      continue;
    }
    vtkSmartPointer<vtkAbstractArray> array;
    vtkIdType offset = -1;
    std::array<vtkIdType, 2> size = { -1, -1 };
    if (this->Impl->GetDataSetType() != VTK_OVERLAPPING_AMR && this->GetHasTemporalData())
    {
      size = this->Impl->GetFieldArraySize(this->Step, name);
      offset = this->Impl->GetArrayOffset(this->Step, vtkDataObject::FIELD, name);
      if (size[0] == 0 && size[1] == 0)
      {
        continue;
      }
    }
    if (this->UseCache &&
      this->Cache->CheckExistsAndEqual(vtkDataObject::FIELD, name, offset, size[1]))
    {
      array = this->Cache->Get(vtkDataObject::FIELD, name);
      if (!array)
      {
        vtkErrorMacro("Error retrieving array " + name + " from cache.");
        return 0;
      }
    }
    else
    {
      if ((array = vtk::TakeSmartPointer(
             this->Impl->NewFieldArray(name.c_str(), offset, size[1], size[0]))) == nullptr)
      {
        vtkErrorMacro("Error reading array " << name);
        return 0;
      }
      array->SetName(name.c_str());
    }
    data->GetAttributesAsFieldData(vtkDataObject::FIELD)->AddArray(array);
    if (this->UseCache)
    {
      this->Cache->Set(vtkDataObject::FIELD, name, offset, size[1], array);
    }
  }
  if (this->GetHasTemporalData())
  {
    vtkNew<vtkDoubleArray> time;
    time->SetName("Time");
    time->SetNumberOfComponents(1);
    time->SetNumberOfTuples(1);
    time->SetValue(0, this->TimeValue);
    data->GetAttributesAsFieldData(vtkDataObject::FIELD)->AddArray(time);
  }
  return 1;
}