/usr/include/dune/grid/onedgrid/onedgridintersectioniterators.hh is in libdune-grid-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.
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 97 98 99 100 101 102 103 104 | #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<const GridImp, Dune::OneDGridLevelIntersection> 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<const GridImp, Dune::OneDGridLeafIntersection> 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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