3 #ifndef DUNE_GEOGRID_ENTITY_HH
4 #define DUNE_GEOGRID_ENTITY_HH
6 #include <dune/common/nullptr.hh>
8 #include <dune/geometry/referenceelements.hh>
33 template< int codim, class Grid, bool fake = !(Capabilities::hasHostEntity< Grid, codim >::v) >
48 template<
int codim,
int dim,
class Gr
id >
56 template<
class Gr
id >
57 class HierarchicIterator;
59 template<
class Gr
id,
class HostIntersectionIterator >
60 class IntersectionIterator;
74 template<
int codim,
class Gr
id >
77 typedef typename remove_const< Grid >::type::Traits Traits;
84 static const int codimension = codim;
86 static const int dimension = Traits::dimension;
88 static const int mydimension = dimension - codimension;
90 static const int dimensionworld = Traits::dimensionworld;
93 static const bool fake =
false;
101 typedef typename Traits::ctype
ctype;
104 typedef typename Traits::template Codim< codimension >::Geometry
Geometry;
108 typedef typename Traits::HostGrid HostGrid;
109 typedef typename Traits::CoordFunction CoordFunction;
116 typedef typename HostGrid::template Codim< codimension >::Entity
HostEntity;
121 typedef typename Traits::template Codim< codimension >::EntitySeed
EntitySeed;
124 typedef typename HostGrid::template Codim< 0 >::Entity
HostElement;
127 typedef typename Traits::template Codim< codim >::GeometryImpl
GeometryImpl;
130 typedef typename HostGrid::template Codim< codimension >::Geometry HostGeometry;
132 typedef GeoGrid::CoordVector< mydimension, Grid, fake > CoordVector;
146 hostEntity_( nullptr )
157 hostEntity_( nullptr )
161 : geo_( other.geo_ ),
162 hostEntity_( nullptr )
170 hostEntity_ =
nullptr;
174 operator bool ()
const {
return bool( hostEntity_ ); }
186 return hostEntity().type();
192 return hostEntity().level();
198 return hostEntity().partitionType();
219 CoordVector coords( hostEntity(), grid().coordFunction() );
257 template<
class HostIndexSet >
258 typename HostIndexSet::IndexType
259 index (
const HostIndexSet &indexSet )
const
261 return indexSet.template index< codimension >( hostEntity() );
273 template<
class HostIndexSet >
274 typename HostIndexSet::IndexType
275 subIndex (
const HostIndexSet &indexSet,
int i,
unsigned int cd )
const
277 return indexSet.subIndex( hostEntity(), i, cd );
287 template<
class HostIndexSet >
288 bool isContained (
const HostIndexSet &indexSet )
const
290 return indexSet.contains( hostEntity() );
300 template<
class HostIdSet >
301 typename HostIdSet::IdType id (
const HostIdSet &idSet )
const
303 return idSet.template id< codimension >( hostEntity() );
308 mutable GeometryImpl geo_;
309 const HostEntity *hostEntity_;
324 template<
int codim,
class Gr
id >
327 typedef typename remove_const< Grid >::type::Traits Traits;
334 static const int codimension = codim;
336 static const int dimension = Traits::dimension;
338 static const int mydimension = dimension - codimension;
340 static const int dimensionworld = Traits::dimensionworld;
343 static const bool fake =
true;
350 typedef typename Traits::ctype
ctype;
353 typedef typename Traits::template Codim< codimension >::Geometry
Geometry;
357 typedef typename Traits::HostGrid HostGrid;
358 typedef typename Traits::CoordFunction CoordFunction;
365 typedef typename HostGrid::template Codim< codimension >::Entity
HostEntity;
370 typedef typename Traits::template Codim< codimension >::EntitySeed
EntitySeed;
373 typedef typename HostGrid::template Codim< 0 >::Entity
HostElement;
376 typedef typename Traits::template Codim< codimension >::GeometryImpl
GeometryImpl;
379 typedef typename HostGrid::template Codim< 0 >::Geometry HostGeometry;
380 typedef typename HostGrid::template Codim< dimension >::EntityPointer HostVertexPointer;
382 typedef GeoGrid::CoordVector< mydimension, Grid, fake > CoordVector;
397 hostElement_( nullptr ),
398 subEntity_( subEntity )
410 hostElement_( nullptr ),
411 subEntity_( subEntity )
415 : geo_( other.geo_ ),
416 hostElement_( nullptr ),
417 subEntity_( other.subEntity_ )
425 hostElement_ =
nullptr;
426 subEntity_ = other.subEntity_;
430 operator bool ()
const {
return bool( hostElement_ ); }
441 const ReferenceElement< ctype, dimension > &refElement
442 = ReferenceElements< ctype, dimension >::general( hostElement().type() );
443 return refElement.type( subEntity_, codimension );
449 return hostElement().level();
458 const ReferenceElement< ctype, dimension > &refElement
459 = ReferenceElements< ctype, dimension >::general( hostElement().type() );
465 const int numVertices = refElement.size( subEntity_, codimension, dimension );
466 for(
int i = 1; i < numVertices; ++i )
468 PartitionType vtxType = vertexPartitionType( refElement, i );
471 if( type != vtxType )
496 CoordVector coords( hostElement(), subEntity_, grid().coordFunction() );
513 DUNE_THROW( NotImplemented,
"HostGrid has no entities of codimension " << codimension <<
"." );
519 return *hostElement_;
540 template<
class HostIndexSet >
541 typename HostIndexSet::IndexType index (
const HostIndexSet &indexSet )
const
543 return indexSet.subIndex( hostElement(), subEntity_, codimension );
555 template<
class HostIndexSet >
556 typename HostIndexSet::IndexType
557 subIndex (
const HostIndexSet &indexSet,
int i,
unsigned int cd )
const
559 const ReferenceElement< ctype, dimension > &refElement
560 = ReferenceElements< ctype, dimension >::general( hostElement().type() );
561 const int j = refElement.subEntity( subEntity_, codimension, i, codimension+cd );
562 return indexSet.subIndex( hostElement(), j, codimension+cd );
572 template<
class HostIndexSet >
573 bool isContained (
const HostIndexSet &indexSet )
const
575 return indexSet.contains( hostElement() );
585 template<
class HostIdSet >
586 typename HostIdSet::IdType id (
const HostIdSet &idSet )
const
588 return idSet.subId( hostElement(), subEntity_, codimension );
594 vertexPartitionType (
const ReferenceElement< ctype, dimension > &refElement,
int i )
const
596 const int j = refElement.subEntity( subEntity_, codimension, 0, dimension );
597 return hostElement().template subEntity< dimension >( j )->partitionType();
601 mutable GeometryImpl geo_;
602 const HostElement *hostElement_;
603 unsigned int subEntity_;
611 template<
int codim,
int dim,
class Gr
id >
631 :
Base( grid, subEntity )
635 :
Base( geo, subEntity )
644 template<
int dim,
class Gr
id >
650 typedef typename remove_const< Grid >::type::Traits Traits;
652 typedef typename Traits::HostGrid HostGrid;
659 static const int codimension = Base::codimension;
661 static const int dimension = Base::dimension;
663 static const int mydimension = Base::mydimension;
665 static const int dimensionworld = Base::dimensionworld;
668 static const bool fake = Base::fake;
675 typedef typename Traits::template Codim< codimension >::LocalGeometry
LocalGeometry;
677 typedef typename Traits::template Codim< codimension >::EntityPointer
EntityPointer;
693 using Base::hostEntity;
703 template<
int codim >
706 return hostEntity().template count< codim >();
709 template<
int codim >
710 typename Grid::template Codim< codim >::EntityPointer
711 subEntity (
int i )
const
713 typedef typename Traits::template Codim< codim >::EntityPointerImpl EntityPointerImpl;
714 return EntityPointerImpl( grid(), hostEntity(), i );
720 return LevelIntersectionIteratorImpl( *
this, hostEntity().ilevelbegin() );
726 return LevelIntersectionIteratorImpl( *
this, hostEntity().ilevelend() );
732 return LeafIntersectionIteratorImpl( *
this, hostEntity().ileafbegin() );
738 return LeafIntersectionIteratorImpl( *
this, hostEntity().ileafend() );
741 bool hasBoundaryIntersections ()
const
743 return hostEntity().hasBoundaryIntersections();
748 return hostEntity().isLeaf();
753 typedef typename Traits::template Codim< 0 >::EntityPointerImpl EntityPointerImpl;
754 return EntityPointerImpl( grid(), hostEntity().father() );
757 bool hasFather ()
const
759 return hostEntity().hasFather();
764 return hostEntity().geometryInFather();
770 return HierarchicIteratorImpl( grid(), hostEntity().hbegin( maxLevel ) );
776 return HierarchicIteratorImpl( grid(), hostEntity().hend( maxLevel ) );
779 bool isRegular ()
const
781 return hostEntity().isRegular();
786 return hostEntity().isNew();
789 bool mightVanish ()
const
791 return hostEntity().mightVanish();
799 #endif // #ifndef DUNE_GEOGRID_ENTITY_HH