Add function to simplex docs.

diff --git a/include/deal.II/grid/grid_generator.h b/include/deal.II/grid/grid_generator.h
index 267a92dad43841d280b0bbe99fe9803817300d22..fd4a7e2018c5ddbb8c823c73aa3a7630b72387ed 100644 (file)
--- a/include/deal.II/grid/grid_generator.h
+++ b/include/deal.II/grid/grid_generator.h
@@ -2176,6 +2176,8 @@ namespace GridGenerator
    *   if (i != numbers::flat_manifold_id)
    *     out_tria.set_manifold(i, in_tria.get_manifold(i));
    * @endcode
+   *
+   * @ingroup simplex
    */
   template <int dim, int spacedim>
   void