/usr/include/dune/grid/geometrygrid/gridview.hh is in libdune-grid-dev 2.4.1-1.
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_GEOGRID_GRIDVIEW_HH
#define DUNE_GEOGRID_GRIDVIEW_HH
#include <dune/common/typetraits.hh>
#include <dune/common/exceptions.hh>
#include <dune/grid/common/capabilities.hh>
#include <dune/grid/common/gridview.hh>
#include <dune/grid/geometrygrid/datahandle.hh>
#include <dune/grid/geometrygrid/indexsets.hh>
#include <dune/grid/geometrygrid/intersection.hh>
#include <dune/grid/geometrygrid/intersectioniterator.hh>
#include <dune/grid/geometrygrid/iterator.hh>
namespace Dune
{
namespace GeoGrid
{
// Internal Forward Declarations
// -----------------------------
template< class HGV, class CoordFunction, class Allocator, PartitionIteratorType pitype >
class GridView;
// GridViewTraits
// --------------
template< class HGV, class CoordFunction, class Allocator, PartitionIteratorType pitype >
class GridViewTraits
{
friend class GridView< HGV, CoordFunction, Allocator, pitype >;
typedef HGV HostGridView;
typedef typename HostGridView::Grid HostGrid;
typedef typename HostGridView::Intersection HostIntersection;
typedef typename HostGridView::IntersectionIterator HostIntersectionIterator;
public:
typedef GridView< HostGridView, CoordFunction, Allocator, pitype > GridViewImp;
typedef Dune::GeometryGrid< HostGrid, CoordFunction, Allocator > Grid;
typedef GeoGrid::IndexSet< const Grid, typename HostGridView::IndexSet > IndexSet;
typedef Dune::Intersection< const Grid, GeoGrid::Intersection< const Grid, HostIntersection > > Intersection;
typedef Dune::IntersectionIterator
< const Grid, GeoGrid::IntersectionIterator< const Grid, HostIntersectionIterator >, GeoGrid::Intersection< const Grid, HostIntersection > >
IntersectionIterator;
typedef typename HostGridView::CollectiveCommunication CollectiveCommunication;
template< int codim >
struct Codim
{
typedef GeoGrid::Iterator< HostGridView, codim, pitype, const Grid > IteratorImp;
typedef Dune::EntityIterator< codim, const Grid, IteratorImp > Iterator;
typedef typename Grid::Traits::template Codim< codim >::Entity Entity;
typedef typename Grid::Traits::template Codim< codim >::EntityPointer EntityPointer;
typedef typename Grid::template Codim< codim >::Geometry Geometry;
typedef typename Grid::template Codim< codim >::LocalGeometry LocalGeometry;
template< PartitionIteratorType pit >
struct Partition
{
typedef GeoGrid::Iterator< HostGridView, codim, pit, const Grid > IteratorImp;
typedef Dune::EntityIterator< codim, const Grid, IteratorImp > Iterator;
};
};
static const bool conforming = HostGridView::conforming;
};
// GridView
// --------
template< class HGV, class CoordFunction, class Allocator, PartitionIteratorType pitype >
class GridView
{
typedef GridView< HGV, CoordFunction, Allocator, pitype > This;
public:
typedef GridViewTraits< HGV, CoordFunction, Allocator, pitype > Traits;
typedef typename Traits::HostGridView HostGridView;
typedef typename Traits::Grid Grid;
typedef typename Traits::IndexSet IndexSet;
typedef typename Traits::Intersection Intersection;
typedef typename Traits::IntersectionIterator IntersectionIterator;
typedef typename Traits::CollectiveCommunication CollectiveCommunication;
template< int codim >
struct Codim
: public Traits::template Codim< codim >
{};
static const bool conforming = Traits::conforming;
GridView ( const Grid &grid, const HostGridView &hostGridView )
: grid_( &grid ),
hostGridView_( hostGridView )
{}
const Grid &grid () const
{
assert( grid_ );
return *grid_;
}
const IndexSet &indexSet () const
{
if( !indexSet_ )
indexSet_ = IndexSet( hostGridView().indexSet() );
return indexSet_;
}
int size ( int codim ) const
{
return hostGridView().size( codim );
}
int size ( const GeometryType &type ) const
{
return hostGridView().size( type );
}
template< int codim >
typename Codim< codim >::Iterator begin () const
{
return begin< codim, pitype >();
}
template< int codim, PartitionIteratorType pit >
typename Codim< codim >::template Partition< pit >::Iterator begin () const
{
return Traits::template Codim< codim >::template Partition< pit >::IteratorImp::begin( grid(), hostGridView() );
}
template< int codim >
typename Codim< codim >::Iterator end () const
{
return end< codim, pitype >();
}
template< int codim, PartitionIteratorType pit >
typename Codim< codim >::template Partition< pit >::Iterator end () const
{
return Traits::template Codim< codim >::template Partition< pit >::IteratorImp::end( grid(), hostGridView() );
}
IntersectionIterator ibegin ( const typename Codim< 0 >::Entity &entity ) const
{
typedef GeoGrid::IntersectionIterator< const Grid, typename HostGridView::IntersectionIterator > IntersectionIteratorImpl;
return IntersectionIteratorImpl( entity, hostGridView().ibegin( Grid::getRealImplementation( entity ).hostEntity() ) );
}
IntersectionIterator iend ( const typename Codim< 0 >::Entity &entity ) const
{
typedef GeoGrid::IntersectionIterator< const Grid, typename HostGridView::IntersectionIterator > IntersectionIteratorImpl;
return IntersectionIteratorImpl( entity, hostGridView().iend( Grid::getRealImplementation( entity ).hostEntity() ) );
}
const CollectiveCommunication &comm () const
{
return hostGridView().comm();
}
int overlapSize ( int codim ) const
{
return hostGridView().overlapSize( codim );
}
int ghostSize ( int codim ) const
{
return hostGridView().ghostSize( codim );
}
template< class DataHandle, class Data >
void communicate ( CommDataHandleIF< DataHandle, Data > &dataHandle,
InterfaceType interface,
CommunicationDirection direction ) const
{
typedef CommDataHandleIF< DataHandle, Data > DataHandleIF;
typedef GeoGrid::CommDataHandle< Grid, DataHandleIF > WrappedDataHandle;
WrappedDataHandle wrappedDataHandle( grid(), dataHandle );
hostGridView().communicate( wrappedDataHandle, interface, direction );
}
const HostGridView &hostGridView () const { return hostGridView_; }
private:
const Grid *grid_;
HostGridView hostGridView_;
mutable IndexSet indexSet_;
};
} // namespace GeoGrid
} // namespace Dune
#endif // #ifndef DUNE_GEOGRID_GRIDVIEW_HH
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