Add comment explaining why something is irrelevant.

git-svn-id: https://svn.dealii.org/trunk@3493 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/deal.II/source/numerics/error_estimator.cc b/deal.II/deal.II/source/numerics/error_estimator.cc
index 0eb8b29e8f1d060109e9b2d58250df42c1667f94..6837bc0cd3a18cec35b91805978e408e1c2d3fdf 100644 (file)
--- a/deal.II/deal.II/source/numerics/error_estimator.cc
+++ b/deal.II/deal.II/source/numerics/error_estimator.cc
@@ -944,7 +944,17 @@ integrate_over_irregular_face (Data                       &data,
                      data.coefficient_values[point](component);
            };
        };
-      
+
+                                      // get the weights for the
+                                      // integration. note that it
+                                      // does not matter whether we
+                                      // take the JxW values from the
+                                      // fe_face_values or the
+                                      // fe_subface_values, as the
+                                      // first is on the small
+                                      // neighbor cell, while the
+                                      // latter is on the refined
+                                      // face of the big cell here
       data.JxW_values = fe_face_values.get_JxW_values();
       
                                       // take the square of the phi[i]