/usr/include/dune/pdelab/finiteelementmap/bdm1simplex2dfem.hh is in libdune-pdelab-dev 2.0.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | // -*- tab-width: 4; indent-tabs-mode: nil -*-
#ifndef DUNE_PDELAB_FINITEELEMENTMAP_BDM1SIMPLEX2DFEM_HH
#define DUNE_PDELAB_FINITEELEMENTMAP_BDM1SIMPLEX2DFEM_HH
#include <vector>
#include <dune/localfunctions/brezzidouglasmarini/brezzidouglasmarini1simplex2d.hh>
#include "finiteelementmap.hh"
namespace Dune {
namespace PDELab {
//! wrap up element from local functions
//! \ingroup FiniteElementMap
template<typename GV, typename D, typename R>
class BDM1Simplex2DLocalFiniteElementMap :
public LocalFiniteElementMapInterface<
LocalFiniteElementMapTraits< Dune::BDM1Simplex2DLocalFiniteElement<D,R> >,
BDM1Simplex2DLocalFiniteElementMap<GV,D,R> >
{
typedef Dune::BDM1Simplex2DLocalFiniteElement<D,R> FE;
typedef typename GV::IndexSet IndexSet;
public:
//! \brief export type of the signature
typedef LocalFiniteElementMapTraits<FE> Traits;
//! \brief Use when Imp has a standard constructor
BDM1Simplex2DLocalFiniteElementMap(const GV& gv_)
: gv(gv_), is(gv_.indexSet()), orient(gv_.size(0))
{
// create all variants
for (int i = 0; i < 8; i++)
{
variant[i] = FE(i);
}
// compute orientation for all elements
typedef typename GV::Traits::template Codim<0>::Iterator ElementIterator;
typedef typename GV::IntersectionIterator IntersectionIterator;
// loop once over the grid
for (ElementIterator it = gv.template begin<0>(); it != gv.template end<0>(); ++it)
{
unsigned int myId = is.template index<0>(*it);
orient[myId] = 0;
IntersectionIterator endit = gv.iend(*it);
for (IntersectionIterator iit = gv.ibegin(*it); iit != endit; ++iit)
{
if (iit->neighbor()
&& is.template index<0>(*(iit->outside())) > myId)
{
orient[myId] |= 1 << iit->indexInInside();
}
}
}
}
//! \brief get local basis functions for entity
template<class EntityType>
const typename Traits::FiniteElementType& find(const EntityType& e) const
{
return variant[orient[is.template index<0>(e)]];
}
bool fixedSize() const
{
return true;
}
std::size_t size(GeometryType gt) const
{
switch (gt.dim())
{
case 1:
return 2;
default:
return 0;
}
}
std::size_t maxLocalSize() const
{
return 6;
}
private:
GV gv;
FE variant[8];
const IndexSet& is;
std::vector<unsigned char> orient;
};
} // end namespace PDELab
} // end namespace Dune
#endif // DUNE_PDELAB_FINITEELEMENTMAP_BDM1SIMPLEX2DFEM_HH
|