refinedp0.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:
// SPDX-FileCopyrightInfo: Copyright © DUNE Project contributors, see file LICENSE.md in module root
// SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception
#ifndef DUNE_REFINED_P0_LOCALFINITEELEMENT_HH
#define DUNE_REFINED_P0_LOCALFINITEELEMENT_HH
 
#include <dune/geometry/type.hh>
 
#include <dune/localfunctions/common/localfiniteelementtraits.hh>
#include <dune/localfunctions/lagrange/p0.hh>
 
#include "refinedp0/refinedp0localbasis.hh"
#include "refinedp0/refinedp0localcoefficients.hh"
#include "refinedp0/refinedp0localinterpolation.hh"
 
namespace Dune
{
 
  template<class D, class R, int dim>
  class RefinedP0LocalFiniteElement
  {
    RefinedP0LocalFiniteElement() {}
 
  public:
    // We steal the p0 traits since they exist for all dim.
    // This allows to instantiate the type and access the Traits.
    typedef typename P0LocalFiniteElement<D,R,dim>::Traits Traits;
  };
 
  template<class D, class R>
  class RefinedP0LocalFiniteElement<D,R,1>
  {
  public:
    typedef LocalFiniteElementTraits<
        RefinedP0LocalBasis<D,R,1>,
        RefinedP0LocalCoefficients<1>,
        RefinedP0LocalInterpolation<RefinedP0LocalBasis<D,R,1> > > Traits;
 
    RefinedP0LocalFiniteElement ()
    {}
 
    const typename Traits::LocalBasisType& localBasis () const
    {
      return basis_;
    }
 
    const typename Traits::LocalCoefficientsType& localCoefficients () const
    {
      return coefficients_;
    }
 
    const typename Traits::LocalInterpolationType& localInterpolation () const
    {
      return interpolation_;
    }
 
    unsigned int size () const
    {
      return basis_.size();
    }
 
    static constexpr GeometryType type ()
    {
      return GeometryTypes::line;
    }
 
  private:
    RefinedP0LocalBasis<D,R,1> basis_;
    RefinedP0LocalCoefficients<1> coefficients_;
    RefinedP0LocalInterpolation<RefinedP0LocalBasis<D,R,1> > interpolation_;
  };
 
  template<class D, class R>
  class RefinedP0LocalFiniteElement<D,R,2>
  {
  public:
    typedef LocalFiniteElementTraits<
        RefinedP0LocalBasis<D,R,2>,
        RefinedP0LocalCoefficients<2>,
        RefinedP0LocalInterpolation<RefinedP0LocalBasis<D,R,2> > > Traits;
 
    RefinedP0LocalFiniteElement ()
    {}
 
    const typename Traits::LocalBasisType& localBasis () const
    {
      return basis_;
    }
 
    const typename Traits::LocalCoefficientsType& localCoefficients () const
    {
      return coefficients_;
    }
 
    const typename Traits::LocalInterpolationType& localInterpolation () const
    {
      return interpolation_;
    }
 
    unsigned int size () const
    {
      return basis_.size();
    }
 
    static constexpr GeometryType type ()
    {
      return GeometryTypes::triangle;
    }
 
  private:
    RefinedP0LocalBasis<D,R,2> basis_;
    RefinedP0LocalCoefficients<2> coefficients_;
    RefinedP0LocalInterpolation<RefinedP0LocalBasis<D,R,2> > interpolation_;
  };
 
  template<class D, class R>
  class RefinedP0LocalFiniteElement<D,R,3>
  {
  public:
    typedef LocalFiniteElementTraits<
        RefinedP0LocalBasis<D,R,3>,
        RefinedP0LocalCoefficients<3>,
        RefinedP0LocalInterpolation<RefinedP0LocalBasis<D,R,3> > > Traits;
 
    RefinedP0LocalFiniteElement ()
    {}
 
    const typename Traits::LocalBasisType& localBasis () const
    {
      return basis_;
    }
 
    const typename Traits::LocalCoefficientsType& localCoefficients () const
    {
      return coefficients_;
    }
 
    const typename Traits::LocalInterpolationType& localInterpolation () const
    {
      return interpolation_;
    }
 
    unsigned int size () const
    {
      return basis_.size();
    }
 
    static constexpr GeometryType type ()
    {
      return GeometryTypes::tetrahedron;
    }
 
  private:
    RefinedP0LocalBasis<D,R,3> basis_;
    RefinedP0LocalCoefficients<3> coefficients_;
    RefinedP0LocalInterpolation<RefinedP0LocalBasis<D,R,3> > interpolation_;
  };
 
 
}
 
#endif