/usr/include/dune/grid/onedgrid/onedgridintersectioniterators.hh is in libdune-grid-dev 2.3.1-1.
This file is owned by root:root, with mode 0o644.
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// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_ONE_D_GRID_INTERSECTION_ITERATORS_HH
#define DUNE_ONE_D_GRID_INTERSECTION_ITERATORS_HH
/** \file
* \brief The OneDGridLevelIntersectionIterator and OneDGridLeafIntersectionIterator classes
*/
#include <dune/grid/onedgrid/onedgridintersections.hh>
namespace Dune {
/** \brief The iterator over level intersections */
template<class GridImp>
class OneDGridLevelIntersectionIterator
{
enum { dim=GridImp::dimension };
enum { dimworld=GridImp::dimensionworld };
friend class OneDGridEntity<0,dim,GridImp>;
//! Constructor for a given grid entity and a given neighbor
OneDGridLevelIntersectionIterator(OneDEntityImp<1>* center, int nb)
: intersection_(OneDGridLevelIntersection<GridImp>(center,nb))
{}
/** \brief Constructor creating the 'one-after-last'-iterator */
OneDGridLevelIntersectionIterator(OneDEntityImp<1>* center)
: intersection_(OneDGridLevelIntersection<GridImp>(center))
{}
public:
typedef Dune::Intersection< GridImp, Dune::OneDGridLevelIntersection< GridImp > > Intersection;
//! equality
bool equals(const OneDGridLevelIntersectionIterator<GridImp>& other) const {
return GridImp::getRealImplementation(intersection_).equals(GridImp::getRealImplementation(other.intersection_));
}
//! prefix increment
void increment() {
GridImp::getRealImplementation(intersection_).neighbor_++;
}
//! \brief dereferencing
const Intersection & dereference() const
{
return intersection_;
}
private:
mutable MakeableInterfaceObject<Intersection> intersection_;
};
/** \brief Iterator over OneDGrid leaf intersections */
template<class GridImp>
class OneDGridLeafIntersectionIterator
{
enum { dim=GridImp::dimension };
enum { dimworld=GridImp::dimensionworld };
friend class OneDGridEntity<0,dim,GridImp>;
//! Constructor for a given grid entity and a given neighbor
OneDGridLeafIntersectionIterator(OneDEntityImp<1>* center, int nb)
: intersection_(OneDGridLeafIntersection<GridImp>(center,nb))
{}
/** \brief Constructor creating the 'one-after-last'-iterator */
OneDGridLeafIntersectionIterator(OneDEntityImp<1>* center)
: intersection_(OneDGridLeafIntersection<GridImp>(center))
{}
public:
typedef Dune::Intersection< GridImp, Dune::OneDGridLeafIntersection< GridImp > > Intersection;
//! equality
bool equals(const OneDGridLeafIntersectionIterator<GridImp>& other) const {
return GridImp::getRealImplementation(intersection_).equals(GridImp::getRealImplementation(other.intersection_));
}
//! prefix increment
void increment() {
GridImp::getRealImplementation(intersection_).neighbor_++;
}
//! \brief dereferencing
const Intersection & dereference() const
{
return intersection_;
}
private:
mutable MakeableInterfaceObject<Intersection> intersection_;
};
} // namespace Dune
#endif
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