vector_tools_interpolate.h

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// ---------------------------------------------------------------------
//
// Copyright (C) 1998 - 2023 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>
DEAL_II_CXX20_REQUIRES((concepts::is_valid_dim_spacedim<dim, spacedim>))
class DoFHandler;
 
template <typename number>
class FullMatrix;
template <int dim, typename Number>
class Function;
template <class MeshType>
DEAL_II_CXX20_REQUIRES(concepts::is_triangulation_or_dof_handler<MeshType>)
class InterGridMap;
template <int dim, int spacedim>
class Mapping;
 
namespace hp
{
  template <int dim, int spacedim>
  class MappingCollection;
}
 
namespace VectorTools
{
  template <int dim, int spacedim, typename VectorType>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void interpolate(
    const Mapping<dim, spacedim> &                             mapping,
    const DoFHandler<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>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void interpolate(
    const hp::MappingCollection<dim, spacedim> &               mapping,
    const DoFHandler<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>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void interpolate(
    const DoFHandler<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>
  DEAL_II_CXX20_REQUIRES(concepts::is_dealii_vector_type<InVector> &&
                           concepts::is_writable_dealii_vector_type<OutVector>)
  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>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void interpolate_based_on_material_id(
    const Mapping<dim, spacedim> &   mapping,
    const DoFHandler<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>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void interpolate_to_different_mesh(const DoFHandler<dim, spacedim> &dof1,
                                     const VectorType &               u1,
                                     const DoFHandler<dim, spacedim> &dof2,
                                     VectorType &                     u2);
 
  template <int dim, int spacedim, typename VectorType>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void interpolate_to_different_mesh(
    const DoFHandler<dim, spacedim> &                         dof1,
    const VectorType &                                        u1,
    const DoFHandler<dim, spacedim> &                         dof2,
    const AffineConstraints<typename VectorType::value_type> &constraints,
    VectorType &                                              u2);
 
  template <int dim, int spacedim, typename VectorType>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void interpolate_to_different_mesh(
    const InterGridMap<DoFHandler<dim, spacedim>> &           intergridmap,
    const VectorType &                                        u1,
    const AffineConstraints<typename VectorType::value_type> &constraints,
    VectorType &                                              u2);
 
  template <int dim, int spacedim, typename VectorType>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void get_position_vector(const DoFHandler<dim, spacedim> &dh,
                           VectorType &                     vector,
                           const ComponentMask &mask = ComponentMask());
 
  template <int dim, int spacedim, typename VectorType>
  DEAL_II_CXX20_REQUIRES(concepts::is_writable_dealii_vector_type<VectorType>)
  void get_position_vector(const Mapping<dim, spacedim> &   mapping,
                           const DoFHandler<dim, spacedim> &dh,
                           VectorType &                     vector,
                           const ComponentMask &mask = ComponentMask());
 
} // namespace VectorTools
 
DEAL_II_NAMESPACE_CLOSE
 
#endif // dealii_vector_tools_interpolate_h