fe_dg_vector.h

// ---------------------------------------------------------------------
//
// Copyright (C) 2010 - 2018 by the deal.II authors
//
// This file is part of the deal.II library.
//
// The deal.II library is free software; you can use it, redistribute
// it, and/or modify it under the terms of the GNU Lesser General
// Public License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// The full text of the license can be found in the file LICENSE.md at
// the top level directory of deal.II.
//
// ---------------------------------------------------------------------

#ifndef dealii_fe_dg_vector_h
#define dealii_fe_dg_vector_h

#include <deal.II/base/config.h>

#include <deal.II/base/geometry_info.h>
#include <deal.II/base/polynomial.h>
#include <deal.II/base/polynomials_bdm.h>
#include <deal.II/base/polynomials_nedelec.h>
#include <deal.II/base/polynomials_raviart_thomas.h>
#include <deal.II/base/table.h>
#include <deal.II/base/tensor_product_polynomials.h>

#include <deal.II/fe/fe.h>
#include <deal.II/fe/fe_poly_tensor.h>

#include <vector>

DEAL_II_NAMESPACE_OPEN

template <class PolynomialType, int dim, int spacedim = dim>
class FE_DGVector : public FE_PolyTensor<PolynomialType, dim, spacedim>
{
public:
  FE_DGVector(const unsigned int p, MappingType m);

  virtual std::string
  get_name() const override;

  virtual std::unique_ptr<FiniteElement<dim, spacedim>>
  clone() const override;

  virtual bool
  has_support_on_face(const unsigned int shape_index,
                      const unsigned int face_index) const override;

  virtual std::size_t
  memory_consumption() const override;

private:
  static std::vector<unsigned int>
  get_dpo_vector(const unsigned int degree);

  class InternalData : public FiniteElement<dim>::InternalDataBase
  {
  public:
    std::vector<std::vector<Tensor<1, dim>>> shape_values;

    std::vector<std::vector<Tensor<2, dim>>> shape_gradients;
  };
  Table<3, double> interior_weights;
};



template <int dim, int spacedim = dim>
class FE_DGNedelec : public FE_DGVector<PolynomialsNedelec<dim>, dim, spacedim>
{
public:
  FE_DGNedelec(const unsigned int p);

  virtual std::string
  get_name() const override;
};



template <int dim, int spacedim = dim>
class FE_DGRaviartThomas
  : public FE_DGVector<PolynomialsRaviartThomas<dim>, dim, spacedim>
{
public:
  FE_DGRaviartThomas(const unsigned int p);

  virtual std::string
  get_name() const override;
};



template <int dim, int spacedim = dim>
class FE_DGBDM : public FE_DGVector<PolynomialsBDM<dim>, dim, spacedim>
{
public:
  FE_DGBDM(const unsigned int p);

  virtual std::string
  get_name() const override;
};


DEAL_II_NAMESPACE_CLOSE

#endif