/usr/include/deal.II/dofs/number_cache.h is in libdeal.ii-dev 8.4.2-2+b1.
This file is owned by root:root, with mode 0o644.
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//
// Copyright (C) 1998 - 2015 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__number_cache_h
#define dealii__number_cache_h
#include <deal.II/base/config.h>
#include <deal.II/base/index_set.h>
#include <vector>
DEAL_II_NAMESPACE_OPEN
namespace internal
{
namespace DoFHandler
{
/**
* A structure used by the DoFHandler classes to store information about
* the degrees of freedom they deal with.
*/
struct NumberCache
{
/**
* Default constructor.
*/
NumberCache ();
/**
* Determine an estimate for the memory consumption (in bytes) of this
* object.
*/
std::size_t memory_consumption () const;
/**
* This function resets all the stored information.
*/
void clear ();
/**
* Total number of dofs, accumulated over all processors that may
* participate on this mesh.
*/
types::global_dof_index n_global_dofs;
/**
* Number of dofs owned by this MPI process. If this is a sequential
* computation, then this equals n_global_dofs.
*/
types::global_dof_index n_locally_owned_dofs;
/**
* An index set denoting the set of locally owned dofs. If this is a
* sequential computation, then it contains the entire range
* [0,n_global_dofs).
*/
IndexSet locally_owned_dofs;
/**
* The number of dofs owned by each of the various MPI processes. If
* this is a sequential job, then the vector contains a single element
* equal to n_global_dofs.
*/
std::vector<types::global_dof_index> n_locally_owned_dofs_per_processor;
/**
* The dofs owned by each of the various MPI processes. If this is a
* sequential job, then the vector has a single element equal to
* locally_owned_dofs.
*/
std::vector<IndexSet> locally_owned_dofs_per_processor;
/**
* Read or write the data of this object to or from a stream for the
* purpose of serialization
*/
template <class Archive>
void serialize (Archive &ar,
const unsigned int version);
};
template <class Archive>
void
NumberCache::serialize (Archive &ar,
const unsigned int /*version*/)
{
ar &n_global_dofs &n_locally_owned_dofs;
ar &locally_owned_dofs;
ar &n_locally_owned_dofs_per_processor;
ar &locally_owned_dofs_per_processor;
}
}
}
DEAL_II_NAMESPACE_CLOSE
#endif // dealii__dof_iterator_selector_h
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