From: Timo Heister <timo.heister@gmail.com>
Date: Thu, 1 Nov 2012 19:06:34 +0000 (+0000)
Subject: Fix an inconsistency where after calling DoFHandler::clear() it still reported n_dofs... 
X-Git-Tag: v8.0.0~1895
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c3844a7ea459d038f6983d658e0ccb73f4b7f49c;p=dealii.git

Fix an inconsistency where after calling DoFHandler::clear() it still reported n_dofs()>0 etc.

git-svn-id: https://svn.dealii.org/trunk@27291 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/include/deal.II/dofs/number_cache.h b/deal.II/include/deal.II/dofs/number_cache.h
index 623b24ba97..670549558a 100644
--- a/deal.II/include/deal.II/dofs/number_cache.h
+++ b/deal.II/include/deal.II/dofs/number_cache.h
@@ -44,6 +44,11 @@ namespace internal
                                           */
         std::size_t memory_consumption () const;
 
+        /**
+         * This function resets all the stored information.
+         */
+        void clear ();
+
                                          /**
                                           * Total number of dofs,
                                           * accumulated over all
diff --git a/deal.II/source/dofs/dof_handler.cc b/deal.II/source/dofs/dof_handler.cc
index 04a0624e41..afa53fe64e 100644
--- a/deal.II/source/dofs/dof_handler.cc
+++ b/deal.II/source/dofs/dof_handler.cc
@@ -842,6 +842,8 @@ void DoFHandler<dim,spacedim>::clear_space ()
 
   std::vector<unsigned int> tmp;
   std::swap (vertex_dofs, tmp);
+
+  number_cache.clear ();
 }
 
 
diff --git a/deal.II/source/dofs/number_cache.cc b/deal.II/source/dofs/number_cache.cc
index d83663d5db..cc6e75e6e0 100644
--- a/deal.II/source/dofs/number_cache.cc
+++ b/deal.II/source/dofs/number_cache.cc
@@ -28,6 +28,14 @@ namespace internal
     {}
 
 
+    void NumberCache::clear ()
+    {
+      n_global_dofs = 0;
+      n_locally_owned_dofs = 0;
+      locally_owned_dofs.clear();
+      n_locally_owned_dofs_per_processor.clear();
+      locally_owned_dofs_per_processor.clear();
+    }
 
     std::size_t
     NumberCache::memory_consumption () const