Use a simpler scheme to determine whether a DoFHandler uses hp features.

diff --git a/include/deal.II/matrix_free/matrix_free.templates.h b/include/deal.II/matrix_free/matrix_free.templates.h
index 3e6cb35d6f1b412ab92c08efcf3d14240c9f6bd9..57738f52fc20af8a7296d1bf004d3661931dd1d6 100644 (file)
--- a/include/deal.II/matrix_free/matrix_free.templates.h
+++ b/include/deal.II/matrix_free/matrix_free.templates.h
@@ -1488,7 +1488,7 @@ namespace internal
 
     const bool hp_functionality_enabled =
       std::any_of(dof_handlers.begin(), dof_handlers.end(), [](const auto &dh) {
-        return (dh->get_fe_collection().size() > 1);
+        return dh->has_hp_capabilities();
       });
 
     const unsigned int         n_lanes = task_info.vectorization_length;