Method AppendAssembly

IO/HDF/vtkHDFWriter.cxx:1447–1485

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//------------------------------------------------------------------------------
bool vtkHDFWriter::AppendAssembly(hid_t assemblyGroup, vtkPartitionedDataSetCollection* pdc)
{
  vtkDataAssembly* assembly = pdc->GetDataAssembly();
  if (!assembly)
  {
    vtkErrorMacro(<< "Could not retrieve assembly from composite vtkPartitionedDataSetCollection");
    return false;
  }

  std::vector<int> assemblyIndices = assembly->GetChildNodes(
    assembly->GetRootNode(), true, vtkDataAssembly::TraversalOrder::DepthFirst);

  for (auto& nodeIndex : assemblyIndices)
  {
    std::string nodePath = assembly->GetNodePath(nodeIndex);
    const std::string rootPrefix = "/" + std::string(assembly->GetRootNodeName()) + "/";
    nodePath = nodePath.substr(rootPrefix.length());

    // Keep track of link creation order because children order matters
    vtkHDF::ScopedH5GHandle nodeGroup =
      this->Impl->CreateHdfGroupWithLinkOrder(assemblyGroup, nodePath.c_str());

    // Softlink all datasets associated with this node.
    for (auto& datasetId : assembly->GetDataSetIndices(nodeIndex, false))
    {
      const std::string datasetName = ::getBlockName(pdc, datasetId);
      const std::string linkTarget = vtkHDFUtilities::VTKHDF_ROOT_PATH + "/" + datasetName;
      const std::string linkSource =
        vtkHDFUtilities::VTKHDF_ROOT_PATH + "/Assembly/" + nodePath + "/" + datasetName;
      if (!this->Impl->CreateSoftLink(
            this->Impl->GetRoot(), linkSource.c_str(), linkTarget.c_str()))
      {
        return false;
      }
    }
  }

  return true;
}

//------------------------------------------------------------------------------
bool vtkHDFWriter::AppendMultiblock(hid_t assemblyGroup, vtkMultiBlockDataSet* mb, int& leafIndex)