/usr/include/deal.II/dofs/dof_handler_policy.h is in libdeal.ii-dev 8.1.0-6ubuntu1.
This file is owned by root:root, with mode 0o644.
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// $Id: dof_handler_policy.h 31711 2013-11-19 16:40:27Z heister $
//
// Copyright (C) 1998 - 2013 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 __deal2__dof_handler_policy_h
#define __deal2__dof_handler_policy_h
#include <deal.II/base/config.h>
#include <deal.II/base/exceptions.h>
#include <deal.II/base/template_constraints.h>
#include <vector>
#include <map>
#include <set>
DEAL_II_NAMESPACE_OPEN
template <int, int> class FiniteElement;
template <int, int> class DoFHandler;
namespace internal
{
namespace DoFHandler
{
struct NumberCache;
/**
* A namespace in which we define
* classes that describe how to
* distribute and renumber
* degrees of freedom.
*/
namespace Policy
{
struct Implementation;
/**
* A class that implements policies for
* how the DoFHandler::distribute_dofs
* and DoFHandler::renumber_dofs
* functions should work.
*/
template <int dim, int spacedim>
class PolicyBase
{
public:
/**
* Destructor.
*/
virtual ~PolicyBase ();
/**
* Distribute degrees of freedom on
* the object given as last argument.
*/
virtual
NumberCache
distribute_dofs (dealii::DoFHandler<dim,spacedim> &dof_handler) const = 0;
/**
* Distribute the multigrid dofs on each level
*/
virtual
void
distribute_mg_dofs (dealii::DoFHandler<dim,spacedim> &dof_handler,
std::vector<NumberCache> &number_caches) const = 0;
/**
* Renumber degrees of freedom as
* specified by the first argument.
*/
virtual
NumberCache
renumber_dofs (const std::vector<types::global_dof_index> &new_numbers,
dealii::DoFHandler<dim,spacedim> &dof_handler) const = 0;
};
/**
* This class implements the
* default policy for sequential
* operations, i.e. for the case where
* all cells get degrees of freedom.
*/
template <int dim, int spacedim>
class Sequential : public PolicyBase<dim,spacedim>
{
public:
/**
* Distribute degrees of freedom on
* the object given as last argument.
*/
virtual
NumberCache
distribute_dofs (dealii::DoFHandler<dim,spacedim> &dof_handler) const;
/**
* Distribute multigrid DoFs.
*/
virtual
void
distribute_mg_dofs (dealii::DoFHandler<dim,spacedim> &dof_handler,
std::vector<NumberCache> &number_caches) const;
/**
* Renumber degrees of freedom as
* specified by the first argument.
*/
virtual
NumberCache
renumber_dofs (const std::vector<types::global_dof_index> &new_numbers,
dealii::DoFHandler<dim,spacedim> &dof_handler) const;
};
/**
* This class implements the
* policy for operations when
* we use a
* parallel::distributed::Triangulation
* object.
*/
template <int dim, int spacedim>
class ParallelDistributed : public PolicyBase<dim,spacedim>
{
public:
/**
* Distribute degrees of freedom on
* the object given as last argument.
*/
virtual
NumberCache
distribute_dofs (dealii::DoFHandler<dim,spacedim> &dof_handler) const;
/**
* Distribute multigrid DoFs.
*/
virtual
void
distribute_mg_dofs (dealii::DoFHandler<dim,spacedim> &dof_handler,
std::vector<NumberCache> &number_caches) const;
/**
* Renumber degrees of freedom as
* specified by the first argument.
*/
virtual
NumberCache
renumber_dofs (const std::vector<types::global_dof_index> &new_numbers,
dealii::DoFHandler<dim,spacedim> &dof_handler) const;
};
}
}
}
DEAL_II_NAMESPACE_CLOSE
/*---------------------------- dof_handler_policy.h ---------------------------*/
#endif
/*---------------------------- dof_handler_policy.h ---------------------------*/
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