/usr/include/dune/localfunctions/lagrange/pq22d.hh is in libdune-localfunctions-dev 2.2.1-2.
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 ts=8 sw=2 et sts=2:
#ifndef DUNE_PQ22DLOCALFINITEELEMENT_HH
#define DUNE_PQ22DLOCALFINITEELEMENT_HH
#include <dune/common/fmatrix.hh>
#include <dune/localfunctions/common/virtualinterface.hh>
#include <dune/localfunctions/common/virtualwrappers.hh>
#include "q22d.hh"
#include "pk2d.hh"
namespace Dune
{
template<class D, class R>
class PQ22DLocalFiniteElement
{
typedef Dune::FieldVector<D,2> Domain;
typedef Dune::FieldVector<R,1> Range;
typedef LocalBasisTraits<D,2,Domain, R,1,Range, Dune::FieldMatrix<R,1,2>, 0 > BasisTraits;
typedef typename Dune::LocalFiniteElementVirtualInterface<BasisTraits> LocalFiniteElementBase;
public:
typedef LocalFiniteElementTraits<
LocalBasisVirtualInterface<BasisTraits>,
LocalCoefficientsVirtualInterface,
LocalInterpolationVirtualInterface< Domain, Range >
> Traits;
typedef typename Traits::LocalBasisType LocalBasis;
typedef typename Traits::LocalCoefficientsType LocalCoefficients;
typedef typename Traits::LocalInterpolationType LocalInterpolation;
PQ22DLocalFiniteElement ( const GeometryType > )
: gt_(gt)
{
if ( gt.isTriangle() )
setup( Pk2DLocalFiniteElement<D,R,2>() );
else if ( gt.isQuadrilateral() )
setup( Q22DLocalFiniteElement<D,R>() );
}
PQ22DLocalFiniteElement ( const GeometryType >, const std::vector<unsigned int> vertexmap )
: gt_(gt)
{
if ( gt.isTriangle() )
setup( Pk2DLocalFiniteElement<D,R,2>(vertexmap) );
else if ( gt.isQuadrilateral() )
setup( Q22DLocalFiniteElement<D,R>() );
}
PQ22DLocalFiniteElement ( const PQ22DLocalFiniteElement<D, R>& other )
: gt_(other.gt_)
{
fe_ = other.fe_->clone();
}
~PQ22DLocalFiniteElement ( )
{
delete fe_;
}
const LocalBasis& localBasis () const
{
return fe_->localBasis();
}
const LocalCoefficients& localCoefficients () const
{
return fe_->localCoefficients();
}
const LocalInterpolation& localInterpolation () const
{
return fe_->localInterpolation();
}
const GeometryType &type () const
{
return gt_;
}
private:
template <class FE>
void setup(const FE& fe)
{
fe_ = new LocalFiniteElementVirtualImp<FE>(fe);
}
const GeometryType gt_;
const LocalFiniteElementBase *fe_;
};
}
#endif
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