fe_rt_bubbles.h

// ---------------------------------------------------------------------
//
// Copyright (C) 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 at
// the top level of the deal.II distribution.
//
// ---------------------------------------------------------------------

#ifndef dealii_fe_raviart_thomas_bubbles_h
#define dealii_fe_raviart_thomas_bubbles_h

#include <deal.II/base/config.h>
#include <deal.II/base/table.h>
#include <deal.II/base/polynomials_rt_bubbles.h>
#include <deal.II/base/polynomial.h>
#include <deal.II/base/tensor_product_polynomials.h>
#include <deal.II/base/geometry_info.h>
#include <deal.II/fe/fe.h>
#include <deal.II/fe/fe_poly_tensor.h>

#include <vector>

DEAL_II_NAMESPACE_OPEN

template <int dim>
class FE_RT_Bubbles
  :
  public FE_PolyTensor<PolynomialsRT_Bubbles<dim>, dim>
{
public:
  FE_RT_Bubbles (const unsigned int k);

  virtual std::string get_name () const override;

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

  // documentation inherited from the base class
  virtual
  void
  convert_generalized_support_point_values_to_dof_values (const std::vector<Vector<double> > &support_point_values,
                                                          std::vector<double> &nodal_values) const override;

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

  static std::vector<bool>
  get_ria_vector (const unsigned int degree);

  void initialize_support_points (const unsigned int rt_degree);
};


DEAL_II_NAMESPACE_CLOSE

#endif