More minor whitespace edits.

git-svn-id: https://svn.dealii.org/trunk@23012 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/source/fe/mapping_q1.cc b/deal.II/source/fe/mapping_q1.cc
index 789abf6749fed164c0e80551d57cc04f473352dd..3dee5dbf4e3149f13c9e24fb2dbf9750b8cb5a23 100644 (file)
--- a/deal.II/source/fe/mapping_q1.cc
+++ b/deal.II/source/fe/mapping_q1.cc
@@ -783,6 +783,15 @@ MappingQ1<dim,spacedim>::fill_fe_values (
        for (unsigned int point=0; point<n_q_points; ++point)
          {
            if (dim==spacedim)
+                                              // if dim==spacedim,
+                                              // then there is no
+                                              // cell normal to
+                                              // compute. since this
+                                              // is for FEValues (and
+                                              // not FEFaceValues),
+                                              // there are also no
+                                              // face normals to
+                                              // compute
              JxW_values[point]
                = determinant(data.contravariant[point])*weights[point];
            else
@@ -790,28 +799,30 @@ MappingQ1<dim,spacedim>::fill_fe_values (
                if (cell_similarity == CellSimilarity::inverted_translation)
                  {
                                                     // we only need to flip the normal
-                   if(update_flags & update_normal_vectors)
+                   if (update_flags & update_normal_vectors)
                      normal_vectors[point] *= -1.;
                  }
                else
                  {
                    if ( (dim==1) && (spacedim==2) )
                      {
-                       data.contravariant[point]=transpose(data.contravariant[point]);
+                       data.contravariant[point] = transpose(data.contravariant[point]);
                        JxW_values[point]
                          = data.contravariant[point][0].norm()*weights[point];
-                       if(update_flags & update_normal_vectors) {
-                         normal_vectors[point][0]
-                           = -(data.contravariant[point][0][1]
-                               /
-                               data.contravariant[point][0].norm());
-                         normal_vectors[point][1]
-                           = (data.contravariant[point][0][0]
-                              /
-                              data.contravariant[point][0].norm());
-                         if (!cell->direction_flag())
-                           normal_vectors[point] *= -1.;
-                       }
+                       if (update_flags & update_normal_vectors)
+                         {
+                           normal_vectors[point][0]
+                             = -(data.contravariant[point][0][1]
+                                 /
+                                 data.contravariant[point][0].norm());
+                           normal_vectors[point][1]
+                             = (data.contravariant[point][0][0]
+                                /
+                                data.contravariant[point][0].norm());
+
+                           if (cell->direction_flag() == false)
+                             normal_vectors[point] *= -1.;
+                         }
                      }
                    else
                      {
@@ -839,10 +850,10 @@ MappingQ1<dim,spacedim>::fill_fe_values (
                                                             // contravariant
                                                             // tensor
                            data.contravariant[point][2] /= data.contravariant[point][2].norm();
-                           if(update_flags & update_normal_vectors)
+                           if (update_flags & update_normal_vectors)
                              {
                                normal_vectors[point]=data.contravariant[point][2];
-                               if (!cell->direction_flag())
+                               if (cell->direction_flag() == false)
                                  normal_vectors[point] *= -1.;
                              }
                          }