albertagrid/datahandle.hh

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// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_ALBERTAGRIDDATAHANDLE_HH
#define DUNE_ALBERTAGRIDDATAHANDLE_HH
 
#include <iostream>
 
#include <dune/grid/common/grid.hh>
 
#include <dune/grid/albertagrid/misc.hh>
#include <dune/grid/albertagrid/albertaheader.hh>
#include <dune/grid/albertagrid/elementinfo.hh>
#include <dune/grid/albertagrid/refinement.hh>
 
#if HAVE_ALBERTA
 
namespace Dune
{
 
  namespace Alberta
  {
 
    template< class Grid, class RestrictProlongOperator >
    class AdaptRestrictProlongHandler
    {
      static const int dimension = Grid::dimension;
 
      typedef typename Grid::template Codim< 0 >::Entity Entity;
      typedef Dune::MakeableInterfaceObject< Entity > EntityObject;
      typedef typename EntityObject::ImplementationType EntityImp;
 
      typedef Alberta::ElementInfo< dimension > ElementInfo;
      typedef Alberta::Patch< dimension > Patch;
 
      Grid &grid_;
      RestrictProlongOperator &rpOp_;
      EntityObject father_;
 
    public:
      AdaptRestrictProlongHandler ( Grid &grid, RestrictProlongOperator &rpOp )
        : grid_( grid ),
          rpOp_( rpOp ),
          father_( EntityImp( grid_ ) )
      {}
 
      void restrictLocal ( const Patch &patch, int i )
      {
        ElementInfo fatherInfo = patch.elementInfo( i, grid_.levelProvider() );
        father_.impl().setElement( fatherInfo, 0 );
        rpOp_.preCoarsening( (const Entity &)father_ );
      }
 
      void prolongLocal ( const Patch &patch, int i )
      {
        ElementInfo fatherInfo = patch.elementInfo( i, grid_.levelProvider() );
        father_.impl().setElement( fatherInfo, 0 );
        rpOp_.postRefinement( (const Entity &)father_ );
      }
    };
 
  }
 
}
 
#endif // #if HAVE_ALBERTA
 
#endif