Local Mass Matrix for arbitrary spaces. More...

#include <dune/fem/operator/1order/localmassmatrix.hh>

Public Types
enum
	is true if grid is structured grid

Public Member Functions
int	volumeQuadratureOrder (const EntityType &entity) const
	return appropriate quadrature order, default is 2 * order(entity)

bool	affine () const
	returns true if geometry mapping is affine

double	getAffineMassFactor (const Geometry &geo) const
	return mass factor for diagonal mass matrix

template<class MassCaller , class BasisFunctionSet , class LocalFunction >
void	applyInverse (MassCaller &caller, const EntityType &entity, const BasisFunctionSet &basisFunctionSet, LocalFunction &lf) const

template<class MassCaller , class LocalFunction >
void	applyInverse (MassCaller &caller, const EntityType &entity, LocalFunction &lf) const

template<class LocalFunction >
void	applyInverse (const EntityType &entity, LocalFunction &lf) const
	apply local dg mass matrix to local function lf without mass factor

template<class LocalFunction >
void	applyInverse (LocalFunction &lf) const
	apply local dg mass matrix to local function lf without mass factor

template<class LocalMatrix >
void	rightMultiplyInverse (LocalMatrix &localMatrix) const
	compute localMatrix * M^-1

template<class LocalMatrix >
void	leftMultiplyInverse (LocalMatrix &localMatrix) const
	compute M^-1 * localMatrix

Protected Member Functions
int	maxVolumeQuadratureOrder () const
	return appropriate quadrature order, default is 2 * order()

template<class LocalMatrix >
void	rightMultiplyInverseDgOrthoNormalBasis (LocalMatrix &localMatrix) const
	compute localMatrix * M^-1

template<class LocalMatrix >
void	leftMultiplyInverseDgOrthoNormalBasis (LocalMatrix &localMatrix) const
	compute M^-1 * localMatrix

bool	entityHasChanged (const EntityType &entity) const
	returns true if the entity has been changed

template<class MassCaller , class BasisFunctionSet , class LocalFunction >
void	applyInverseDefault (MassCaller &caller, const EntityType &entity, const Geometry &geo, const BasisFunctionSet &basisFunctionSet, LocalFunction &lf) const

template<class LocalMatrix >
void	rightMultiplyInverseDefault (const EntityType &entity, const Geometry &geo, LocalMatrix &localMatrix) const
	compute localMatrix * M^-1

template<class LocalMatrix >
void	leftMultiplyInverseDefault (const EntityType &entity, const Geometry &geo, LocalMatrix &localMatrix) const
	compute M^-1 * localMatrix

template<class BasisFunctionSet , class LocalFunction >
void	applyInverseLocally (const EntityType &entity, const Geometry &geo, const BasisFunctionSet &basisFunctionSet, LocalFunction &lf) const
	apply local mass matrix to local function lf

template<class LocalMatrix >
void	leftMultiplyInverseLocally (const EntityType &entity, const Geometry &geo, LocalMatrix &localMatrix) const
	compute M^-1 * localMatrix

bool	setup () const
	setup and return affinity

template<class MassCaller , class Matrix >
void	buildMatrix (MassCaller &caller, const EntityType &entity, const Geometry &geo, const BasisFunctionSetType &set, std::size_t numDofs, Matrix &matrix) const
	build local mass matrix

template<class Matrix >
void	buildMatrixNoMassFactor (const EntityType &en, const Geometry &geo, const BasisFunctionSetType &set, const VolumeQuadratureType &volQuad, const int numDofs, Matrix &matrix, const bool applyIntegrationElement=true) const
	build local mass matrix with mass factor

template<class MassCallerType , class Matrix >
void	buildMatrixWithMassFactor (MassCallerType &caller, const EntityType &en, const Geometry &geo, const BasisFunctionSetType &set, const VolumeQuadratureType &volQuad, const int numDofs, Matrix &matrix) const
	build local mass matrix with mass factor

Detailed Description

template<class DiscreteFunctionSpace, class VolumeQuadrature>
class Dune::Fem::LocalMassMatrix< DiscreteFunctionSpace, VolumeQuadrature >

Local Mass Matrix for arbitrary spaces.

Member Function Documentation

◆ applyInverse() [1/2]

template<class DiscreteFunctionSpace , class VolumeQuadrature , bool refElemScaling = true>

template<class MassCaller , class BasisFunctionSet , class LocalFunction >

void Dune::Fem::LocalMassMatrixImplementation< DiscreteFunctionSpace, VolumeQuadrature, refElemScaling >::applyInverse	(	MassCaller &	caller,
		const EntityType &	entity,
		const BasisFunctionSet &	basisFunctionSet,
		LocalFunction &	lf
	)		const

inlineinherited

apply local dg mass matrix to local function lf using the massFactor method of the caller

References Dune::Fem::LocalMassMatrixImplementation< DiscreteFunctionSpace, VolumeQuadrature, refElemScaling >::affine(), Dune::Fem::LocalMassMatrixImplementation< DiscreteFunctionSpace, VolumeQuadrature, refElemScaling >::applyInverseDefault(), and Dune::Fem::LocalMassMatrixImplementation< DiscreteFunctionSpace, VolumeQuadrature, refElemScaling >::applyInverseLocally().

Referenced by Dune::Fem::LocalMassMatrixImplementation< DiscreteFunctionSpace, VolumeQuadrature, refElemScaling >::applyInverse().

◆ applyInverse() [2/2]

template<class DiscreteFunctionSpace , class VolumeQuadrature , bool refElemScaling = true>

template<class MassCaller , class LocalFunction >

void Dune::Fem::LocalMassMatrixImplementation< DiscreteFunctionSpace, VolumeQuadrature, refElemScaling >::applyInverse	(	MassCaller &	caller,
		const EntityType &	entity,
		LocalFunction &	lf
	)		const

inlineinherited

apply local dg mass matrix to local function lf using the massFactor method of the caller

References Dune::Fem::LocalMassMatrixImplementation< DiscreteFunctionSpace, VolumeQuadrature, refElemScaling >::applyInverse(), and Dune::Fem::LocalFunction< BasisFunctionSet, LocalDofVector >::basisFunctionSet().

◆ applyInverseDefault()

template<class DiscreteFunctionSpace , class VolumeQuadrature , bool refElemScaling = true>

template<class MassCaller , class BasisFunctionSet , class LocalFunction >

void Dune::Fem::LocalMassMatrixImplementation< DiscreteFunctionSpace, VolumeQuadrature, refElemScaling >::applyInverseDefault	(	MassCaller &	caller,
		const EntityType &	entity,
		const Geometry &	geo,
		const BasisFunctionSet &	basisFunctionSet,
		LocalFunction &	lf
	)		const