vector_tools_interpolate.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_interpolate_h
#define dealii_vector_tools_interpolate_h
 
#include <deal.II/base/config.h>
 
#include <deal.II/fe/component_mask.h>
 
#include <map>
 
DEAL_II_NAMESPACE_OPEN
 
template <typename number>
class AffineConstraints;
template <int dim, int spacedim>
class DoFHandler;
template <typename number>
class FullMatrix;
template <int dim, typename Number>
class Function;
template <class MeshType>
class InterGridMap;
template <int dim, int spacedim>
class Mapping;
 
namespace VectorTools
{
 
  template <int dim,
            int spacedim,
            typename VectorType,
            template <int, int> class DoFHandlerType>
  void
  interpolate(
    const Mapping<dim, spacedim> &                             mapping,
    const DoFHandlerType<dim, spacedim> &                      dof,
    const Function<spacedim, typename VectorType::value_type> &function,
    VectorType &                                               vec,
    const ComponentMask &component_mask = ComponentMask());
 
  template <int dim,
            int spacedim,
            typename VectorType,
            template <int, int> class DoFHandlerType>
  void
  interpolate(
    const DoFHandlerType<dim, spacedim> &                      dof,
    const Function<spacedim, typename VectorType::value_type> &function,
    VectorType &                                               vec,
    const ComponentMask &component_mask = ComponentMask());
 
  template <int dim, class InVector, class OutVector, int spacedim>
  void
  interpolate(const DoFHandler<dim, spacedim> &dof_1,
              const DoFHandler<dim, spacedim> &dof_2,
              const FullMatrix<double> &       transfer,
              const InVector &                 data_1,
              OutVector &                      data_2);
 
  template <int dim,
            int spacedim,
            typename VectorType,
            template <int, int> class DoFHandlerType>
  void
  interpolate_based_on_material_id(
    const Mapping<dim, spacedim> &       mapping,
    const DoFHandlerType<dim, spacedim> &dof_handler,
    const std::map<types::material_id,
                   const Function<spacedim, typename VectorType::value_type> *>
      &                  function_map,
    VectorType &         dst,
    const ComponentMask &component_mask = ComponentMask());
 
  template <int dim,
            int spacedim,
            typename VectorType,
            template <int, int> class DoFHandlerType>
  void
  interpolate_to_different_mesh(const DoFHandlerType<dim, spacedim> &dof1,
                                const VectorType &                   u1,
                                const DoFHandlerType<dim, spacedim> &dof2,
                                VectorType &                         u2);
 
  template <int dim,
            int spacedim,
            typename VectorType,
            template <int, int> class DoFHandlerType>
  void
  interpolate_to_different_mesh(
    const DoFHandlerType<dim, spacedim> &                     dof1,
    const VectorType &                                        u1,
    const DoFHandlerType<dim, spacedim> &                     dof2,
    const AffineConstraints<typename VectorType::value_type> &constraints,
    VectorType &                                              u2);
 
  template <int dim,
            int spacedim,
            typename VectorType,
            template <int, int> class DoFHandlerType>
  void
  interpolate_to_different_mesh(
    const InterGridMap<DoFHandlerType<dim, spacedim>> &       intergridmap,
    const VectorType &                                        u1,
    const AffineConstraints<typename VectorType::value_type> &constraints,
    VectorType &                                              u2);
 
 
  template <int dim,
            int spacedim,
            template <int, int> class DoFHandlerType,
            typename VectorType>
  void
  get_position_vector(const DoFHandlerType<dim, spacedim> &dh,
                      VectorType &                         vector,
                      const ComponentMask &mask = ComponentMask());
 
} // namespace VectorTools
 
DEAL_II_NAMESPACE_CLOSE
 
#endif // dealii_vector_tools_interpolate_h