/usr/include/dune/grid/identitygrid/identitygridleafiterator.hh is in libdune-grid-dev 2.5.1-1.
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_IDENTITYGRIDLEAFITERATOR_HH
#define DUNE_IDENTITYGRIDLEAFITERATOR_HH
#include <dune/grid/common/gridenums.hh>
/** \file
* \brief The IdentityGridLeafIterator class
*/
namespace Dune {
/** \brief Iterator over all entities of a given codimension and level of a grid.
* \ingroup IdentityGrid
*/
template<int codim, PartitionIteratorType pitype, class GridImp>
class IdentityGridLeafIterator
{
private:
// LevelIterator to the equivalent entity in the host grid
typedef typename GridImp::HostGridType::template Codim<codim>::template Partition<pitype>::LeafIterator HostGridLeafIterator;
public:
enum {codimension = codim};
typedef typename GridImp::template Codim<codim>::Entity Entity;
//! \todo Please doc me !
explicit IdentityGridLeafIterator(const GridImp* identityGrid) :
identityGrid_(identityGrid),
hostLeafIterator_(identityGrid->hostgrid_->leafGridView().template begin<codim,pitype>())
{}
/** \brief Constructor which create the end iterator
* \param endDummy Here only to distinguish it from the other constructor
* \param identityGrid pointer to grid instance
*/
explicit IdentityGridLeafIterator(const GridImp* identityGrid, bool endDummy) :
identityGrid_(identityGrid),
hostLeafIterator_(identityGrid->hostgrid_->leafGridView().template end<codim,pitype>())
{}
//! prefix increment
void increment() {
++hostLeafIterator_;
}
//! dereferencing
Entity dereference() const {
return Entity{{identityGrid_,*hostLeafIterator_}};
}
//! equality
bool equals(const IdentityGridLeafIterator& i) const {
return hostLeafIterator_ == i.hostLeafIterator_;
}
private:
const GridImp* identityGrid_;
HostGridLeafIterator hostLeafIterator_;
};
} // namespace Dune
#endif
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