From 85042efa4ac22a1b2f19f59cddb5ea4f41fd0a1b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carsten=20Gr=C3=A4ser?= <graeser@mi.fu-berlin.de>
Date: Mon, 16 Dec 2013 16:43:29 +0000
Subject: [PATCH] Allow to set transfer operators from vector of shared_ptr's.

Currently the MultigridStep will _not_ share ownership afterwards.

[[Imported from SVN: r12458]]
---
 dune/solvers/iterationsteps/multigridstep.hh | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/dune/solvers/iterationsteps/multigridstep.hh b/dune/solvers/iterationsteps/multigridstep.hh
index a8b91086..170a7bb0 100644
--- a/dune/solvers/iterationsteps/multigridstep.hh
+++ b/dune/solvers/iterationsteps/multigridstep.hh
@@ -155,6 +155,20 @@
                 mgTransfer_[j] = transfer[j];
         }
 
+        /**
+         * \brief Set transfer operator hierarchy from vector of shared_ptr's.
+         *
+         * Be care full: The Multigrid step does currently not share ownership
+         * afterwards. This may change in the future.
+         */
+        template <class DerivedTransfer>
+        void setTransferOperators(const std::vector<typename Dune::shared_ptr<DerivedTransfer> >& transfer)
+        {
+            mgTransfer_.resize(transfer.size());
+            for(size_t j=0; j<transfer.size(); ++j)
+                mgTransfer_[j] = transfer[j].get();
+        }
+
         virtual void iterate();
 
         virtual void nestedIteration();
-- 
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