/usr/include/dune/pdelab/localoperator/pattern.hh is in libdune-pdelab-dev 2.5.0~20170124g7cf9f47a-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// vi: set et ts=8 sw=2 sts=2:
#ifndef DUNE_PDELAB_LOCALOPERATOR_PATTERN_HH
#define DUNE_PDELAB_LOCALOPERATOR_PATTERN_HH
#include<dune/common/exceptions.hh>
#include <dune/common/fvector.hh>
namespace Dune {
namespace PDELab {
//! sparsity pattern generator
class FullVolumePattern
{
public:
// define sparsity pattern of operator representation
template<typename LFSU, typename LFSV, typename LocalPattern>
void pattern_volume (const LFSU& lfsu, const LFSV& lfsv,
LocalPattern& pattern) const
{
for (size_t i=0; i<lfsv.size(); ++i)
for (size_t j=0; j<lfsu.size(); ++j)
pattern.addLink(lfsv,i,lfsu,j);
}
};
//! sparsity pattern generator
class FullSkeletonPattern
{
public:
// define sparsity pattern connecting self and neighbor dofs
template<typename LFSU, typename LFSV, typename LocalPattern>
void pattern_skeleton (const LFSU& lfsu_s, const LFSV& lfsv_s, const LFSU& lfsu_n, const LFSV& lfsv_n,
LocalPattern& pattern_sn,
LocalPattern& pattern_ns) const
{
for (unsigned int i=0; i<lfsv_s.size(); ++i)
for (unsigned int j=0; j<lfsu_n.size(); ++j)
pattern_sn.addLink(lfsv_s,i,lfsu_n,j);
for (unsigned int i=0; i<lfsv_n.size(); ++i)
for (unsigned int j=0; j<lfsu_s.size(); ++j)
pattern_ns.addLink(lfsv_n,i,lfsu_s,j);
}
};
//! sparsity pattern generator
class FullBoundaryPattern
{
public:
// define sparsity pattern connecting dofs on boundary elements
template<typename LFSU, typename LFSV, typename LocalPattern>
void pattern_boundary(const LFSU& lfsu_s, const LFSV& lfsv_s,
LocalPattern& pattern_ss) const
{
for (unsigned int i=0; i<lfsv_s.size(); ++i)
for (unsigned int j=0; j<lfsu_s.size(); ++j)
pattern_ss.addLink(lfsv_s,i,lfsu_s,j);
}
};
//! \} group GridFunctionSpace
} // namespace PDELab
} // namespace Dune
#endif // DUNE_PDELAB_LOCALOPERATOR_PATTERN_HH
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