docs: private SplitSorting generateSplitSorting(int[] entrySorting, int limit) {
      List<SpatialEntry> sorting = new ArrayList<>();
      for(int i = 0; i < node.getNumEntries(); i++) {
        sorting.add(node.getEntry(entrySorting[i]));
      }
      return new SplitSorting(sorting, limit, splitAxis);
    }