Method GetAllDependenciesAsVTKDataArray

Serialization/Manager/vtkObjectManager.cxx:656–683

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//------------------------------------------------------------------------------
vtkSmartPointer<vtkTypeUInt32Array> vtkObjectManager::GetAllDependenciesAsVTKDataArray(
  vtkTypeUInt32 identifier)
{
  auto root = identifier;
  std::deque<vtkTypeUInt32> traversealDeque;
  std::unordered_set<vtkTypeUInt32> visited;
  auto result = vtk::TakeSmartPointer(vtkTypeUInt32Array::New());
  result->SetNumberOfComponents(1);
  traversealDeque.push_back(root);
  while (!traversealDeque.empty())
  {
    const auto front = traversealDeque.front();
    traversealDeque.pop_front();
    if (visited.insert(front).second &&
      (front != vtkObjectManager::ROOT())) // avoids placing the 0 in result
    {
      result->InsertNextValue(front);
    }
    for (auto& dep : this->Context->GetDirectDependencies(front))
    {
      if (visited.count(dep) == 0)
      {
        traversealDeque.push_back(dep);
      }
    }
  }
  return result;
}

//------------------------------------------------------------------------------
void vtkObjectManager::UpdateObjectsFromStates()