A pre-basis for composite bases. More...

#include <dune/functions/functionspacebases/compositebasis.hh>

Public Types
using	SubPreBases = std::tuple< SPB... >
	Tuple of child pre-bases.

template<std::size_t i>
using	SubPreBasis = std::tuple_element_t< i, SubPreBases >
	Export individual child pre-bases by index.

using	GridView = typename std::tuple_element_t< 0, SubPreBases >::GridView
	The grid view that the FE basis is defined on.

using	size_type = std::size_t
	Type used for indices and size information.

using	IndexMergingStrategy = IMS
	Strategy used to merge the global indices of the child pre-bases.

using	Node = CompositeBasisNode< typename SPB::Node... >
	Template mapping root tree path to type of created tree node.

Public Member Functions
template<class... SFArgs, disableCopyMove< CompositePreBasis, SFArgs... > = 0, enableIfConstructible< std::tuple< SPB... >, SFArgs... > = 0>
	CompositePreBasis (SFArgs &&... sfArgs)
	Constructor for given child pre-basis objects.

template<class GV , std::enable_if_t< std::conjunction_v< std::bool_constant<(children > 1)>, std::is_same< GV, GridView >, std::is_constructible< SPB, GridView >... > , int >
	CompositePreBasis (const GV &gv)
	Constructor for given GridView.

void	initializeIndices ()
	Initialize the global indices.

const GridView &	gridView () const
	Obtain the grid view that the basis is defined on.

void	update (const GridView &gv)
	Update the stored grid view, to be called if the grid has changed.

Node	makeNode () const
	Create tree node.

size_type	size () const
	Same as size(prefix) with empty prefix.

template<class SizePrefix >
size_type	size (const SizePrefix &prefix) const
	Return number of possible values for next position in multi index.

size_type	dimension () const
	Get the total dimension of the space spanned by this basis.

size_type	maxNodeSize () const
	Get the maximal number of DOFs associated to node for any element.

template<std::size_t i>
const SubPreBasis< i > &	subPreBasis (Dune::index_constant< i >={}) const
	Const access to the stored prebasis of the factor in the power space.

template<std::size_t i>
SubPreBasis< i > &	subPreBasis (Dune::index_constant< i >={})
	Mutable access to the stored prebasis of the factor in the power space.

const auto &	subPreBases () const
	Const access to the stored prebases tuple.

template<typename It >
It	indices (const Node &node, It it) const
	Maps from subtree index set [0..size-1] to a globally unique multi index in global basis.

auto	containerDescriptor () const
	Return the associated container descriptor.

Static Public Attributes
static constexpr size_type	maxMultiIndexSize = std::max({SPB::maxMultiIndexSize...}) + isBlocked

static constexpr size_type	minMultiIndexSize = std::min({SPB::minMultiIndexSize...}) + isBlocked

static constexpr size_type	multiIndexBufferSize = std::max({SPB::multiIndexBufferSize...}) + isBlocked

Protected Types
using	ChildIndices = std::make_index_sequence< children >

Static Protected Attributes
static const std::size_t	children = sizeof...(SPB)

Detailed Description

template<class IMS, class... SPB>
class Dune::Functions::CompositePreBasis< IMS, SPB >

A pre-basis for composite bases.

This pre-basis represents a composition of several given pre-bases. Its node type is a CompositeBasisNodes for the given subnodes.

Template Parameters

IMS	An IndexMergingStrategy used to merge the global indices of the child pre-bases
SPB	The child pre-bases

Member Typedef Documentation

◆ ChildIndices

template<class IMS , class... SPB>

using Dune::Functions::CompositePreBasis< IMS, SPB >::ChildIndices = std::make_index_sequence<children>

protected

◆ GridView

template<class IMS , class... SPB>

using Dune::Functions::CompositePreBasis< IMS, SPB >::GridView = typename std::tuple_element_t<0, SubPreBases>::GridView

The grid view that the FE basis is defined on.

◆ IndexMergingStrategy

template<class IMS , class... SPB>

using Dune::Functions::CompositePreBasis< IMS, SPB >::IndexMergingStrategy = IMS

Strategy used to merge the global indices of the child pre-bases.

◆ Node

template<class IMS , class... SPB>

using Dune::Functions::CompositePreBasis< IMS, SPB >::Node = CompositeBasisNode<typename SPB::Node...>

Template mapping root tree path to type of created tree node.

◆ size_type

template<class IMS , class... SPB>

using Dune::Functions::CompositePreBasis< IMS, SPB >::size_type = std::size_t

Type used for indices and size information.

◆ SubPreBases

template<class IMS , class... SPB>

using Dune::Functions::CompositePreBasis< IMS, SPB >::SubPreBases = std::tuple<SPB...>

Tuple of child pre-bases.

◆ SubPreBasis

template<class IMS , class... SPB>

template<std::size_t i>

using Dune::Functions::CompositePreBasis< IMS, SPB >::SubPreBasis = std::tuple_element_t<i, SubPreBases>

Export individual child pre-bases by index.

Constructor & Destructor Documentation

◆ CompositePreBasis() [1/2]

template<class IMS , class... SPB>

template<class... SFArgs, disableCopyMove< CompositePreBasis, SFArgs... > = 0, enableIfConstructible< std::tuple< SPB... >, SFArgs... > = 0>

Dune::Functions::CompositePreBasis< IMS, SPB >::CompositePreBasis ( SFArgs &&... sfArgs )

inline

Constructor for given child pre-basis objects.

The child pre-basis will be stored as copies

◆ CompositePreBasis() [2/2]

template<class IMS , class... SPB>

template<class GV , std::enable_if_t< std::conjunction_v< std::bool_constant<(children > 1)>, std::is_same< GV, GridView >, std::is_constructible< SPB, GridView >... > , int >

Dune::Functions::CompositePreBasis< IMS, SPB >::CompositePreBasis ( const GV & gv )

inline

Constructor for given GridView.

This constructor is only available if all child pre-bases are constructible from the grid view.

Member Function Documentation

◆ containerDescriptor()

template<class IMS , class... SPB>

auto Dune::Functions::CompositePreBasis< IMS, SPB >::containerDescriptor ( ) const

inline

Return the associated container descriptor.

◆ dimension()

template<class IMS , class... SPB>

size_type Dune::Functions::CompositePreBasis< IMS, SPB >::dimension ( ) const

inline

Get the total dimension of the space spanned by this basis.

◆ gridView()

template<class IMS , class... SPB>

const GridView & Dune::Functions::CompositePreBasis< IMS, SPB >::gridView ( ) const

inline

Obtain the grid view that the basis is defined on.

◆ indices()

template<class IMS , class... SPB>

template<typename It >

It Dune::Functions::CompositePreBasis< IMS, SPB >::indices	(	const Node &	node,
		It	it
	)		const

inline

Maps from subtree index set [0..size-1] to a globally unique multi index in global basis.

◆ initializeIndices()

template<class IMS , class... SPB>

void Dune::Functions::CompositePreBasis< IMS, SPB >::initializeIndices ( )

inline

Initialize the global indices.

◆ makeNode()

template<class IMS , class... SPB>

Node Dune::Functions::CompositePreBasis< IMS, SPB >::makeNode ( ) const

inline

Create tree node.

◆ maxNodeSize()

template<class IMS , class... SPB>

size_type Dune::Functions::CompositePreBasis< IMS, SPB >::maxNodeSize ( ) const

inline

Get the maximal number of DOFs associated to node for any element.

◆ size() [1/2]

template<class IMS , class... SPB>

size_type Dune::Functions::CompositePreBasis< IMS, SPB >::size ( ) const

inline

Same as size(prefix) with empty prefix.

◆ size() [2/2]

template<class IMS , class... SPB>

template<class SizePrefix >

size_type Dune::Functions::CompositePreBasis< IMS, SPB >::size ( const SizePrefix & prefix ) const

inline

Return number of possible values for next position in multi index.

◆ subPreBases()

template<class IMS , class... SPB>

const auto & Dune::Functions::CompositePreBasis< IMS, SPB >::subPreBases ( ) const

inline

Const access to the stored prebases tuple.

◆ subPreBasis() [1/2]

template<class IMS , class... SPB>

template<std::size_t i>

SubPreBasis< i > & Dune::Functions::CompositePreBasis< IMS, SPB >::subPreBasis ( Dune::index_constant< i > = {} )

inline

Mutable access to the stored prebasis of the factor in the power space.

◆ subPreBasis() [2/2]

template<class IMS , class... SPB>

template<std::size_t i>

const SubPreBasis< i > & Dune::Functions::CompositePreBasis< IMS, SPB >::subPreBasis ( Dune::index_constant< i > = {} ) const

inline

Const access to the stored prebasis of the factor in the power space.

◆ update()

template<class IMS , class... SPB>

void Dune::Functions::CompositePreBasis< IMS, SPB >::update ( const GridView & gv )

inline

Update the stored grid view, to be called if the grid has changed.

Member Data Documentation

◆ children

template<class IMS , class... SPB>

const std::size_t Dune::Functions::CompositePreBasis< IMS, SPB >::children = sizeof...(SPB)

staticprotected

◆ maxMultiIndexSize

template<class IMS , class... SPB>

constexpr size_type Dune::Functions::CompositePreBasis< IMS, SPB >::maxMultiIndexSize = std::max({SPB::maxMultiIndexSize...}) + isBlocked

staticconstexpr

◆ minMultiIndexSize

template<class IMS , class... SPB>

constexpr size_type Dune::Functions::CompositePreBasis< IMS, SPB >::minMultiIndexSize = std::min({SPB::minMultiIndexSize...}) + isBlocked

staticconstexpr

◆ multiIndexBufferSize

template<class IMS , class... SPB>

constexpr size_type Dune::Functions::CompositePreBasis< IMS, SPB >::multiIndexBufferSize = std::max({SPB::multiIndexBufferSize...}) + isBlocked

staticconstexpr

The documentation for this class was generated from the following file:

compositebasis.hh

Public Types

Public Member Functions

Static Public Attributes

Protected Types

Static Protected Attributes

Detailed Description

Member Typedef Documentation

◆ ChildIndices

◆ GridView

◆ IndexMergingStrategy

◆ Node

◆ size_type

◆ SubPreBases

◆ SubPreBasis

Constructor & Destructor Documentation

◆ CompositePreBasis() [1/2]

◆ CompositePreBasis() [2/2]

Member Function Documentation

◆ containerDescriptor()

◆ dimension()

◆ gridView()

◆ indices()

◆ initializeIndices()

◆ makeNode()

◆ maxNodeSize()

◆ size() [1/2]

◆ size() [2/2]

◆ subPreBases()

◆ subPreBasis() [1/2]

◆ subPreBasis() [2/2]

◆ update()

Member Data Documentation

◆ children

◆ maxMultiIndexSize

◆ minMultiIndexSize

◆ multiIndexBufferSize