rannacherturek.hh

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#ifndef DUNE_FEM_SPACE_RANNACHERTUREK_HH
#define DUNE_FEM_SPACE_RANNACHERTUREK_HH
 
#if HAVE_DUNE_LOCALFUNCTIONS
// dune-localfunctions includes
 
#include <dune/localfunctions/rannacherturek.hh>
#include <dune/fem/gridpart/common/capabilities.hh>
 
#include <dune/fem/space/localfiniteelement/space.hh>
 
namespace Dune
{
  namespace Fem
  {
 
    template< class FunctionSpace, class GridPart >
    class RannacherTurekLocalFiniteElementMap
    {
      static const int dimLocal = GridPart::dimension;
 
      typedef RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart > ThisType;
      static_assert( Dune::Fem::GridPartCapabilities::hasSingleGeometryType< GridPart >::v,
                     "GridPart has more than one geometry type." );
      static_assert( ((Dune::Fem::GridPartCapabilities::hasSingleGeometryType< GridPart >::topologyId
                     ^ ((1 << dimLocal)-1)) >> 1 == 0),
                     "Space only defined on cube grids." );
    public:
      typedef GridPart GridPartType;
 
      typedef std::tuple< > KeyType;
 
      typedef typename FunctionSpace::DomainFieldType DomainFieldType;
      typedef typename FunctionSpace::RangeFieldType RangeFieldType;
 
      typedef RannacherTurekLocalFiniteElement< DomainFieldType, RangeFieldType, dimLocal > LocalFiniteElementType;
      typedef typename LocalFiniteElementType::Traits::LocalBasisType LocalBasisType;
      typedef typename LocalFiniteElementType::Traits::LocalCoefficientsType LocalCoefficientsType;
      typedef typename LocalFiniteElementType::Traits::LocalInterpolationType LocalInterpolationType;
 
      template< class ... Args >
      RannacherTurekLocalFiniteElementMap ( const GridPart &gridPart, Args ... args )
        : gridPart_( gridPart ) {}
 
      static std::size_t size () { return 1; }
 
      int order () const { return localFe_.localBasis().order(); }
 
      template< class Entity >
      int order ( const Entity &entity ) const { return order(); }
 
      template< class Entity >
      auto operator() ( const Entity &e ) const
      {
        return std::tuple< std::size_t, const LocalBasisType &, const LocalInterpolationType & >
        { static_cast< std::size_t >( 0 ),
          localFe_.localBasis(),
          localFe_.localInterpolation() };
      }
 
      bool hasCoefficients ( const GeometryType &type ) const { return type.isCube(); }
 
      const LocalCoefficientsType& localCoefficients ( const GeometryType &type ) const
      {
        return localFe_.localCoefficients();
      }
 
      const GridPartType &gridPart () const { return gridPart_; }
 
    private:
      LocalFiniteElementType localFe_;
      const GridPartType &gridPart_;
    };
 
    template< class FunctionSpace, class GridPart, class Storage = CachingStorage >
    using RannacherTurekSpace
    = LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage >;
 
    // deprecated old name
    template< class FunctionSpace, class GridPart, class Storage = CachingStorage >
    using RannacherTurekDiscreteFunctionSpace
    = LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage >;
 
 
    namespace Capabilities
    {
 
      template< class FunctionSpace, class GridPart, class Storage >
      struct hasFixedPolynomialOrder< LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage > >
      {
        static const bool v = true;
      };
 
 
      template< class FunctionSpace, class GridPart, class Storage >
      struct hasStaticPolynomialOrder< LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage > >
      {
        static const bool v = true;
        static const int order = 1;
      };
 
 
      template< class FunctionSpace, class GridPart, class Storage >
      struct isContinuous< LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage > >
      {
        static const bool v = false;
      };
 
 
      template< class FunctionSpace, class GridPart, class Storage >
      struct isLocalized< LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage > >
      {
        static const bool v = true;
      };
 
 
      template< class FunctionSpace, class GridPart, class Storage >
      struct isAdaptive< LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage > >
      {
        static const bool v = true;
      };
 
 
      template< class FunctionSpace, class GridPart, class Storage >
      struct threadSafe< LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage > >
      {
        static const bool v = false;
      };
 
 
      template< class FunctionSpace, class GridPart, class Storage >
      struct viewThreadSafe< LocalFiniteElementSpace< RannacherTurekLocalFiniteElementMap< FunctionSpace, GridPart >, FunctionSpace, Storage > >
      {
        static const bool v = true;
      };
 
    } // namespace Capabilities
 
 
  } // end namespace Fem
} // end namespace Dune
 
#endif // HAVE_DUNE_LOCALFUNCTIONS
#endif // #ifndef DUNE_FEM_SPACE_RANNACHERTUREK_HH