Method GeneratePartitionedDataSetCollection

IO/CatalystConduit/vtkConduitSource.cxx:132–220

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bool vtkConduitSource::GeneratePartitionedDataSetCollection(vtkDataObject* output)
{
  vtkNew<vtkPartitionedDataSetCollection> pdc_output;
  const auto& pdc_node = this->Internals->Node;
  const auto count = pdc_node.number_of_children();
  pdc_output->SetNumberOfPartitionedDataSets(static_cast<unsigned int>(count));

  std::map<std::string, unsigned int> name_map;
  for (conduit_index_t cc = 0; cc < count; ++cc)
  {
    const auto& child = pdc_node.child(cc);
    auto pd = pdc_output->GetPartitionedDataSet(static_cast<unsigned int>(cc));
    assert(pd != nullptr);
    if (!vtkConduitToDataObject::FillPartitionedDataSet(pd, child))
    {
      vtkLogF(ERROR, "Failed reading mesh '%s'", child.name().c_str());
      output->Initialize();
      return false;
    }

    // set the mesh name.
    pdc_output->GetMetaData(cc)->Set(vtkCompositeDataSet::NAME(), child.name().c_str());
    name_map[child.name()] = static_cast<unsigned int>(cc);

    // set field data.
    if (child.has_path("state/fields"))
    {
      vtkConduitToDataObject::AddFieldData(pd, child["state/fields"]);
    }
    // fields may be located in node at same level as state
    if (child.has_path("fields"))
    {
      vtkConduitToDataObject::AddFieldData(pd, child["fields"]);
    }
  }

  if (this->Internals->AssemblyNodeValid)
  {
    vtkNew<vtkDataAssembly> assembly;
    std::function<void(int, const conduit_cpp::Node&)> helper;
    helper = [&name_map, &assembly, &helper](int parent, const conduit_cpp::Node& node)
    {
      if (node.dtype().is_object())
      {
        for (conduit_index_t cc = 0; cc < node.number_of_children(); ++cc)
        {
          auto child = node.child(cc);
          auto nodeName = vtkDataAssembly::MakeValidNodeName(child.name().c_str());
          auto childId = assembly->AddNode(nodeName.c_str(), parent);
          assembly->SetAttribute(childId, "label", child.name().c_str());
          helper(childId, child);
        }
      }
      else if (node.dtype().is_list())
      {
        for (conduit_index_t cc = 0; cc < node.number_of_children(); ++cc)
        {
          auto child = node.child(cc);