From: Peter Munch <peterrmuench@gmail.com>
Date: Fri, 26 Feb 2021 12:35:22 +0000 (+0100)
Subject: Fix DataAccessOnFaces::values for meshes containing non-hypercube cells
X-Git-Tag: v9.3.0-rc1~406^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F11814%2Fhead;p=dealii.git

Fix DataAccessOnFaces::values for meshes containing non-hypercube cells
---

diff --git a/include/deal.II/matrix_free/dof_info.templates.h b/include/deal.II/matrix_free/dof_info.templates.h
index 59274ade9d..4dfee437bd 100644
--- a/include/deal.II/matrix_free/dof_info.templates.h
+++ b/include/deal.II/matrix_free/dof_info.templates.h
@@ -1310,13 +1310,17 @@ namespace internal
           const std::function<void(
             const std::function<void(
               const unsigned int, const unsigned int, const bool)> &)> &loop) {
-          bool all_nodal = true;
+          bool all_nodal_and_tensorial = true;
           for (unsigned int c = 0; c < n_base_elements; ++c)
-            if (!shape_info(global_base_element_offset + c, 0)
-                   .data.front()
-                   .nodal_at_cell_boundaries)
-              all_nodal = false;
-          if (all_nodal == false)
+            {
+              const auto &si =
+                shape_info(global_base_element_offset + c, 0).data.front();
+              if (!si.nodal_at_cell_boundaries ||
+                  (si.element_type ==
+                   internal::MatrixFreeFunctions::ElementType::tensor_none))
+                all_nodal_and_tensorial = false;
+            }
+          if (all_nodal_and_tensorial == false)
             vector_partitioner_values = vector_partitioner;
           else
             {