/usr/include/dune/localfunctions/lagrange/q1.hh is in libdune-localfunctions-dev 2.5.1-1.
This file is owned by root:root, with mode 0o644.
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#ifndef DUNE_Q1_LOCALFINITEELEMENT_HH
#define DUNE_Q1_LOCALFINITEELEMENT_HH
#include <dune/geometry/type.hh>
#include <dune/localfunctions/common/localfiniteelementtraits.hh>
#include <dune/localfunctions/common/localtoglobaladaptors.hh>
#include <dune/localfunctions/lagrange/q1/q1localbasis.hh>
#include <dune/localfunctions/lagrange/q1/q1localcoefficients.hh>
#include <dune/localfunctions/lagrange/q1/q1localinterpolation.hh>
namespace Dune
{
/** \brief The local Q1 finite element on cubes
\tparam D Domain data type
\tparam R Range data type
\tparam dim Dimension of the simplex
*/
template<class D, class R, int dim>
class Q1LocalFiniteElement
{
public:
/** \todo Please doc me !
*/
typedef LocalFiniteElementTraits<Q1LocalBasis<D,R,dim>,Q1LocalCoefficients<dim>,
Q1LocalInterpolation<dim,Q1LocalBasis<D,R,dim> > > Traits;
/** \todo Please doc me !
*/
Q1LocalFiniteElement ()
{
gt.makeCube(dim);
}
Q1LocalFiniteElement (const Q1LocalFiniteElement & o) : gt(o.gt)
{}
/** \todo Please doc me !
*/
const typename Traits::LocalBasisType& localBasis () const
{
return basis;
}
/** \todo Please doc me !
*/
const typename Traits::LocalCoefficientsType& localCoefficients () const
{
return coefficients;
}
/** \todo Please doc me !
*/
const typename Traits::LocalInterpolationType& localInterpolation () const
{
return interpolation;
}
/** \brief Number of shape functions in this finite element */
unsigned int size () const
{
return basis.size();
}
/** \todo Please doc me !
*/
GeometryType type () const
{
return gt;
}
Q1LocalFiniteElement* clone () const
{
return new Q1LocalFiniteElement(*this);
}
private:
Q1LocalBasis<D,R,dim> basis;
Q1LocalCoefficients<dim> coefficients;
Q1LocalInterpolation<dim,Q1LocalBasis<D,R,dim> > interpolation;
GeometryType gt;
};
//! Factory for global-valued Q1 elements
/**
* \tparam Geometry Type of the geometry. Used to extract the domain field
* type and the dimension.
* \tparam RF Range field type.
*/
template<class Geometry, class RF>
class Q1FiniteElementFactory :
public ScalarLocalToGlobalFiniteElementAdaptorFactory<
Q1LocalFiniteElement<
typename Geometry::ctype, RF, Geometry::mydimension
>,
Geometry
>
{
typedef Q1LocalFiniteElement<
typename Geometry::ctype, RF, Geometry::mydimension
> LFE;
typedef ScalarLocalToGlobalFiniteElementAdaptorFactory<LFE, Geometry> Base;
static const LFE lfe;
public:
//! default constructor
Q1FiniteElementFactory() : Base(lfe) {}
};
template<class Geometry, class RF>
const typename Q1FiniteElementFactory<Geometry, RF>::LFE
Q1FiniteElementFactory<Geometry, RF>::lfe;
}
#endif
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