/usr/include/dune/pdelab/gridfunctionspace/powergridfunctionspace.hh is in libdune-pdelab-dev 2.0.0-1.
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// vi: set et ts=8 sw=2 sts=2:
#ifndef DUNE_PDELAB_POWERGRIDFUNCTIONSPACE_HH
#define DUNE_PDELAB_POWERGRIDFUNCTIONSPACE_HH
#include <cstddef>
#include <dune/common/shared_ptr.hh>
#include <dune/typetree/powernode.hh>
#include <dune/pdelab/gridfunctionspace/powercompositegridfunctionspacebase.hh>
#include <dune/pdelab/gridfunctionspace/datahandleprovider.hh>
#include <dune/pdelab/gridfunctionspace/tags.hh>
namespace Dune {
namespace PDELab {
//=======================================
// power grid function space
//=======================================
/** \brief base class for tuples of grid function spaces
product of identical grid function spaces
base class that holds implementation of the methods
PGFS(T,k) = {T}^k
\tparam T the underlying are all grid function spaces
\tparam k power factor
\tparam Mapper is the ordering parameter. Use e.g.
\link GridFunctionSpaceLexicographicMapper GridFunctionSpaceLexicographicMapper \endlink
or \link GridFunctionSpaceComponentBlockwiseMapper GridFunctionSpaceComponentBlockwiseMapper \endlink
or \link GridFunctionSpaceBlockwiseMapper GridFunctionSpaceBlockwiseMapper \endlink
or \link GridFunctionSpaceDynamicBlockwiseMapper GridFunctionSpaceDynamicBlockwiseMapper \endlink
*/
template<typename T, std::size_t k,
typename Backend,
typename OrderingTag = LexicographicOrderingTag>
class PowerGridFunctionSpace
: public TypeTree::PowerNode<T,k>
, public PowerCompositeGridFunctionSpaceBase<
PowerGridFunctionSpace<T, k, Backend, OrderingTag>,
typename T::Traits::GridViewType,
Backend,
OrderingTag,
k>
, public DataHandleProvider<PowerGridFunctionSpace<T,k,Backend,OrderingTag> >
{
public:
typedef PowerGridFunctionSpaceTag ImplementationTag;
typedef TypeTree::PowerNode<T,k> BaseT;
private:
typedef PowerCompositeGridFunctionSpaceBase<
PowerGridFunctionSpace,
typename T::Traits::GridViewType,
Backend,
OrderingTag,
k
> ImplementationBase;
friend class PowerCompositeGridFunctionSpaceBase<
PowerGridFunctionSpace,
typename T::Traits::GridViewType,
Backend,
OrderingTag,
k>;
template<typename,typename>
friend class GridFunctionSpaceBase;
typedef TypeTree::TransformTree<PowerGridFunctionSpace,
gfs_to_ordering<PowerGridFunctionSpace>
> ordering_transformation;
public:
typedef typename ordering_transformation::Type Ordering;
//! export traits class
typedef typename ImplementationBase::Traits Traits;
PowerGridFunctionSpace(T& c, const Backend& backend = Backend(), const OrderingTag ordering_tag = OrderingTag())
: BaseT(c)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
T& c2,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1,c2)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
T& c2,
T& c3,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1,c2,c3)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
T& c2,
T& c3,
T& c4,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1,c2,c3,c4)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
T& c2,
T& c3,
T& c4,
T& c5,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1,c2,c3,c4,c5)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
T& c2,
T& c3,
T& c4,
T& c5,
T& c6,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1,c2,c3,c4,c5,c6)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
T& c2,
T& c3,
T& c4,
T& c5,
T& c6,
T& c7,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1,c2,c3,c4,c5,c6,c7)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
T& c2,
T& c3,
T& c4,
T& c5,
T& c6,
T& c7,
T& c8,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1,c2,c3,c4,c5,c6,c7,c8)
, ImplementationBase(backend,ordering_tag)
{}
PowerGridFunctionSpace (T& c0,
T& c1,
T& c2,
T& c3,
T& c4,
T& c5,
T& c6,
T& c7,
T& c8,
T& c9,
const Backend& backend = Backend(),
const OrderingTag ordering_tag = OrderingTag())
: BaseT(c0,c1,c2,c3,c4,c5,c6,c7,c8,c9)
, ImplementationBase(backend,ordering_tag)
{}
template<typename... Children>
PowerGridFunctionSpace(shared_ptr<Children>... children)
: BaseT(children...)
, ImplementationBase(Backend(),OrderingTag())
{}
//! Direct access to the DOF ordering.
const Ordering &ordering() const
{
if (!this->isRootSpace())
{
DUNE_THROW(GridFunctionSpaceHierarchyError,
"Ordering can only be obtained for root space in GridFunctionSpace tree.");
}
if (!_ordering)
{
create_ordering();
this->update(*_ordering);
}
return *_ordering;
}
//! Direct access to the DOF ordering.
Ordering &ordering()
{
if (!this->isRootSpace())
{
DUNE_THROW(GridFunctionSpaceHierarchyError,
"Ordering can only be obtained for root space in GridFunctionSpace tree.");
}
if (!_ordering)
{
create_ordering();
this->update(*_ordering);
}
return *_ordering;
}
//! Direct access to the storage of the DOF ordering.
shared_ptr<const Ordering> orderingStorage() const
{
if (!this->isRootSpace())
{
DUNE_THROW(GridFunctionSpaceHierarchyError,
"Ordering can only be obtained for root space in GridFunctionSpace tree.");
}
if (!_ordering)
{
create_ordering();
this->update(*_ordering);
}
return _ordering;
}
//! Direct access to the storage of the DOF ordering.
shared_ptr<Ordering> orderingStorage()
{
if (!this->isRootSpace())
{
DUNE_THROW(GridFunctionSpaceHierarchyError,
"Ordering can only be obtained for root space in GridFunctionSpace tree.");
}
if (!_ordering)
{
create_ordering();
this->update(*_ordering);
}
return _ordering;
}
private:
// This method here is to avoid a double update of the Ordering when the user calls
// GFS::update() before GFS::ordering().
void create_ordering() const
{
_ordering = make_shared<Ordering>(ordering_transformation::transform(*this));
}
mutable shared_ptr<Ordering> _ordering;
};
} // namespace PDELab
} // namespace Dune
#endif // DUNE_PDELAB_POWERGRIDFUNCTIONSPACE_HH
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