Method Model

IO/IOSS/vtkIOSSModel.cxx:1813–1845

  }

  void Model(Ioss::Region& region) const override
  {
    auto entity = this->GetEntity(region, this->Name);

    std::vector<int32_t> elementSide;
    elementSide.reserve(this->Count * 2);

    const bool removeGhosts = this->Writer->GetRemoveGhosts();
    for (auto& ds : this->DataSets)
    {
      if (ds->GetNumberOfCells() == 0)
      {
        continue;
      }
      auto elemSideArray = vtkIntArray::SafeDownCast(ds->GetCellData()->GetArray("element_side"));
      vtkUnsignedCharArray* ghost = ds->GetCellGhostArray();
      const auto elementSideRange = vtk::DataArrayTupleRange(elemSideArray);
      for (vtkIdType cc = 0; cc < elementSideRange.size(); ++cc)
      {
        const bool process = !removeGhosts || !ghost || ghost->GetValue(cc) == 0;
        if (process)
        {
          for (const auto& comp : elementSideRange[cc])
          {
            elementSide.push_back(comp);
          }
        }
      }
    }

    assert(elementSide.size() == static_cast<size_t>(this->Count * 2));
    entity->put_field_data("element_side", elementSide);
  }

  void Transient(Ioss::Region& region) const override
  {