vector_tools_point_value.h

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// ---------------------------------------------------------------------
//
// Copyright (C) 1998 - 2020 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_vector_tools_point_value_h
#define dealii_vector_tools_point_value_h
 
 
#include <deal.II/base/config.h>
 
DEAL_II_NAMESPACE_OPEN
 
template <int dim, int spacedim>
class DoFHandler;
template <int dim, typename Number>
class Function;
template <int dim, int spacedim>
class Mapping;
template <int dim, typename Number>
class Point;
template <typename Number>
class Vector;
namespace hp
{
  template <int dim, int spacedim>
  class DoFHandler;
  template <int dim, int spacedim>
  class MappingCollection;
} // namespace hp
 
namespace VectorTools
{
 
  template <int dim, int spacedim>
  void
  create_point_source_vector(const Mapping<dim, spacedim> &   mapping,
                             const DoFHandler<dim, spacedim> &dof_handler,
                             const Point<spacedim, double> &  p,
                             Vector<double> &                 rhs_vector);
 
  template <int dim, int spacedim>
  void
  create_point_source_vector(const DoFHandler<dim, spacedim> &dof_handler,
                             const Point<spacedim, double> &  p,
                             Vector<double> &                 rhs_vector);
 
  template <int dim, int spacedim>
  void
  create_point_source_vector(
    const hp::MappingCollection<dim, spacedim> &mapping,
    const hp::DoFHandler<dim, spacedim> &       dof_handler,
    const Point<spacedim, double> &             p,
    Vector<double> &                            rhs_vector);
 
  template <int dim, int spacedim>
  void
  create_point_source_vector(const hp::DoFHandler<dim, spacedim> &dof_handler,
                             const Point<spacedim, double> &      p,
                             Vector<double> &                     rhs_vector);
 
  template <int dim, int spacedim>
  void
  create_point_source_vector(const Mapping<dim, spacedim> &   mapping,
                             const DoFHandler<dim, spacedim> &dof_handler,
                             const Point<spacedim, double> &  p,
                             const Point<dim, double> &       direction,
                             Vector<double> &                 rhs_vector);
 
  template <int dim, int spacedim>
  void
  create_point_source_vector(const DoFHandler<dim, spacedim> &dof_handler,
                             const Point<spacedim, double> &  p,
                             const Point<dim, double> &       direction,
                             Vector<double> &                 rhs_vector);
 
  template <int dim, int spacedim>
  void
  create_point_source_vector(
    const hp::MappingCollection<dim, spacedim> &mapping,
    const hp::DoFHandler<dim, spacedim> &       dof_handler,
    const Point<spacedim, double> &             p,
    const Point<dim, double> &                  direction,
    Vector<double> &                            rhs_vector);
 
  template <int dim, int spacedim>
  void
  create_point_source_vector(const hp::DoFHandler<dim, spacedim> &dof_handler,
                             const Point<spacedim, double> &      p,
                             const Point<dim, double> &           direction,
                             Vector<double> &                     rhs_vector);
 
  // @}
 
 
  template <int dim, typename VectorType, int spacedim>
  void
  point_difference(
    const DoFHandler<dim, spacedim> &                          dof,
    const VectorType &                                         fe_function,
    const Function<spacedim, typename VectorType::value_type> &exact_solution,
    Vector<typename VectorType::value_type> &                  difference,
    const Point<spacedim, double> &                            point);
 
  template <int dim, typename VectorType, int spacedim>
  void
  point_difference(
    const Mapping<dim, spacedim> &                             mapping,
    const DoFHandler<dim, spacedim> &                          dof,
    const VectorType &                                         fe_function,
    const Function<spacedim, typename VectorType::value_type> &exact_solution,
    Vector<typename VectorType::value_type> &                  difference,
    const Point<spacedim, double> &                            point);
 
  template <int dim, typename VectorType, int spacedim>
  void
  point_value(const DoFHandler<dim, spacedim> &        dof,
              const VectorType &                       fe_function,
              const Point<spacedim, double> &          point,
              Vector<typename VectorType::value_type> &value);
 
  template <int dim, typename VectorType, int spacedim>
  void
  point_value(const hp::DoFHandler<dim, spacedim> &    dof,
              const VectorType &                       fe_function,
              const Point<spacedim, double> &          point,
              Vector<typename VectorType::value_type> &value);
 
  template <int dim, typename VectorType, int spacedim>
  typename VectorType::value_type
  point_value(const DoFHandler<dim, spacedim> &dof,
              const VectorType &               fe_function,
              const Point<spacedim, double> &  point);
 
  template <int dim, typename VectorType, int spacedim>
  typename VectorType::value_type
  point_value(const hp::DoFHandler<dim, spacedim> &dof,
              const VectorType &                   fe_function,
              const Point<spacedim, double> &      point);
 
  template <int dim, typename VectorType, int spacedim>
  void
  point_value(const Mapping<dim, spacedim> &           mapping,
              const DoFHandler<dim, spacedim> &        dof,
              const VectorType &                       fe_function,
              const Point<spacedim, double> &          point,
              Vector<typename VectorType::value_type> &value);
 
  template <int dim, typename VectorType, int spacedim>
  void
  point_value(const hp::MappingCollection<dim, spacedim> &mapping,
              const hp::DoFHandler<dim, spacedim> &       dof,
              const VectorType &                          fe_function,
              const Point<spacedim, double> &             point,
              Vector<typename VectorType::value_type> &   value);
 
  template <int dim, typename VectorType, int spacedim>
  typename VectorType::value_type
  point_value(const Mapping<dim, spacedim> &   mapping,
              const DoFHandler<dim, spacedim> &dof,
              const VectorType &               fe_function,
              const Point<spacedim, double> &  point);
 
  template <int dim, typename VectorType, int spacedim>
  typename VectorType::value_type
  point_value(const hp::MappingCollection<dim, spacedim> &mapping,
              const hp::DoFHandler<dim, spacedim> &       dof,
              const VectorType &                          fe_function,
              const Point<spacedim, double> &             point);
} // namespace VectorTools
 
DEAL_II_NAMESPACE_CLOSE
 
#endif // dealii_vector_tools_point_value_h