added new constructor

[[Imported from SVN: r3505]]

fem/discretefunction/adaptivefunction.hh

@@ -355,6 +355,15 @@ namespace Dune {
       subSpaces_(0)
     {}
 
+    //! Constructor
+    template <class VectorPointerType>
+    AdaptiveDiscreteFunction(std::string name,
+                             const DiscreteFunctionSpaceType& spc,
+                             VectorPointerType * vector) :
+      BaseType(spc),
+      Imp(name, spc, vector)
+    {}
+
     //! Constructor
     AdaptiveDiscreteFunction(std::string name,
                              const DiscreteFunctionSpaceType& spc,