#include <bilininteg.hpp>

Inheritance diagram for mfem::MixedGradGradIntegrator:

Collaboration diagram for mfem::MixedGradGradIntegrator:

Public Member Functions
	MixedGradGradIntegrator ()

	MixedGradGradIntegrator (Coefficient &q)

	MixedGradGradIntegrator (DiagonalMatrixCoefficient &dq)

	MixedGradGradIntegrator (MatrixCoefficient &mq)

virtual bool	VerifyFiniteElementTypes (const FiniteElement &trial_fe, const FiniteElement &test_fe) const

virtual const char *	FiniteElementTypeFailureMessage () const

virtual int	GetIntegrationOrder (const FiniteElement &trial_fe, const FiniteElement &test_fe, ElementTransformation &Trans)

virtual int	GetTrialVDim (const FiniteElement &trial_fe)

virtual void	CalcTrialShape (const FiniteElement &trial_fe, ElementTransformation &Trans, DenseMatrix &shape)

virtual int	GetTestVDim (const FiniteElement &test_fe)

virtual void	CalcTestShape (const FiniteElement &test_fe, ElementTransformation &Trans, DenseMatrix &shape)

Public Member Functions inherited from mfem::MixedVectorIntegrator
virtual void	AssembleElementMatrix2 (const FiniteElement &trial_fe, const FiniteElement &test_fe, ElementTransformation &Trans, DenseMatrix &elmat)

virtual void	AssembleElementMatrix (const FiniteElement &fe, ElementTransformation &Trans, DenseMatrix &elmat)
	Support for use in BilinearForm. Can be used only when appropriate. More...

Public Member Functions inherited from mfem::BilinearFormIntegrator
virtual void	AssemblePA (const FiniteElementSpace &fes)
	Method defining partial assembly. More...

virtual void	AssemblePA (const FiniteElementSpace &trial_fes, const FiniteElementSpace &test_fes)

virtual void	AssemblePAInteriorFaces (const FiniteElementSpace &fes)

virtual void	AssemblePABoundaryFaces (const FiniteElementSpace &fes)

virtual void	AssembleDiagonalPA (Vector &diag)
	Assemble diagonal and add it to Vector diag. More...

virtual void	AssembleDiagonalPA_ADAt (const Vector &D, Vector &diag)
	Assemble diagonal of ADA^T (A is this integrator) and add it to diag. More...

virtual void	AddMultPA (const Vector &x, Vector &y) const
	Method for partially assembled action. More...

virtual void	AddMultTransposePA (const Vector &x, Vector &y) const
	Method for partially assembled transposed action. More...

virtual void	AssembleEA (const FiniteElementSpace &fes, Vector &emat, const bool add=true)
	Method defining element assembly. More...

virtual void	AssembleMF (const FiniteElementSpace &fes)
	Method defining matrix-free assembly. More...

virtual void	AddMultMF (const Vector &x, Vector &y) const

virtual void	AddMultTransposeMF (const Vector &x, Vector &y) const

virtual void	AssembleDiagonalMF (Vector &diag)
	Assemble diagonal and add it to Vector diag. More...

virtual void	AssembleEAInteriorFaces (const FiniteElementSpace &fes, Vector &ea_data_int, Vector &ea_data_ext, const bool add=true)

virtual void	AssembleEABoundaryFaces (const FiniteElementSpace &fes, Vector &ea_data_bdr, const bool add=true)

virtual void	AssembleFaceMatrix (const FiniteElement &el1, const FiniteElement &el2, FaceElementTransformations &Trans, DenseMatrix &elmat)

virtual void	AssembleFaceMatrix (const FiniteElement &trial_face_fe, const FiniteElement &test_fe1, const FiniteElement &test_fe2, FaceElementTransformations &Trans, DenseMatrix &elmat)

virtual void	AssembleElementVector (const FiniteElement &el, ElementTransformation &Tr, const Vector &elfun, Vector &elvect)
	Perform the local action of the BilinearFormIntegrator. Note that the default implementation in the base class is general but not efficient. More...

virtual void	AssembleFaceVector (const FiniteElement &el1, const FiniteElement &el2, FaceElementTransformations &Tr, const Vector &elfun, Vector &elvect)
	Perform the local action of the BilinearFormIntegrator resulting from a face integral term. Note that the default implementation in the base class is general but not efficient. More...

virtual void	AssembleElementGrad (const FiniteElement &el, ElementTransformation &Tr, const Vector &elfun, DenseMatrix &elmat)
	Assemble the local gradient matrix. More...

virtual void	AssembleFaceGrad (const FiniteElement &el1, const FiniteElement &el2, FaceElementTransformations &Tr, const Vector &elfun, DenseMatrix &elmat)
	Assemble the local action of the gradient of the NonlinearFormIntegrator resulting from a face integral term. More...

virtual void	ComputeElementFlux (const FiniteElement &el, ElementTransformation &Trans, Vector &u, const FiniteElement &fluxelem, Vector &flux, bool with_coef=true, const IntegrationRule *ir=NULL)
	Virtual method required for Zienkiewicz-Zhu type error estimators. More...

virtual double	ComputeFluxEnergy (const FiniteElement &fluxelem, ElementTransformation &Trans, Vector &flux, Vector *d_energy=NULL)
	Virtual method required for Zienkiewicz-Zhu type error estimators. More...

virtual	~BilinearFormIntegrator ()

virtual void	AssemblePA (const FiniteElementSpace &fes)
	Method defining partial assembly. More...

virtual void	AssemblePA (const FiniteElementSpace &trial_fes, const FiniteElementSpace &test_fes)

Public Member Functions inherited from mfem::NonlinearFormIntegrator
virtual void	SetIntRule (const IntegrationRule *ir)
	Prescribe a fixed IntegrationRule to use (when ir != NULL) or let the integrator choose (when ir == NULL). More...

void	SetIntegrationRule (const IntegrationRule &ir)
	Prescribe a fixed IntegrationRule to use. More...

void	SetPAMemoryType (MemoryType mt)

const IntegrationRule *	GetIntegrationRule () const
	Get the integration rule of the integrator (possibly NULL). More...

virtual double	GetElementEnergy (const FiniteElement &el, ElementTransformation &Tr, const Vector &elfun)
	Compute the local energy. More...

virtual void	AssembleGradPA (const Vector &x, const FiniteElementSpace &fes)
	Prepare the integrator for partial assembly (PA) gradient evaluations on the given FE space fes at the state x. More...

virtual double	GetLocalStateEnergyPA (const Vector &x) const
	Compute the local (to the MPI rank) energy with partial assembly. More...

virtual void	AddMultGradPA (const Vector &x, Vector &y) const
	Method for partially assembled gradient action. More...

virtual void	AssembleGradDiagonalPA (Vector &diag) const
	Method for computing the diagonal of the gradient with partial assembly. More...

virtual bool	SupportsCeed () const
	Indicates whether this integrator can use a Ceed backend. More...

ceed::Operator &	GetCeedOp ()

virtual	~NonlinearFormIntegrator ()

Additional Inherited Members
Protected Member Functions inherited from mfem::MixedVectorIntegrator
	MixedVectorIntegrator ()

	MixedVectorIntegrator (Coefficient &q)

	MixedVectorIntegrator (VectorCoefficient &vq, bool diag=true)

	MixedVectorIntegrator (MatrixCoefficient &mq)

Protected Member Functions inherited from mfem::BilinearFormIntegrator
	BilinearFormIntegrator (const IntegrationRule *ir=NULL)

Protected Member Functions inherited from mfem::NonlinearFormIntegrator
	NonlinearFormIntegrator (const IntegrationRule *ir=NULL)

Protected Attributes inherited from mfem::MixedVectorIntegrator
bool	same_calc_shape

int	space_dim

Coefficient *	Q

VectorCoefficient *	VQ

DiagonalMatrixCoefficient *	DQ

MatrixCoefficient *	MQ

Protected Attributes inherited from mfem::NonlinearFormIntegrator
const IntegrationRule *	IntRule

ceed::Operator *	ceedOp

MemoryType	pa_mt = MemoryType::DEFAULT

Detailed Description

Class for integrating the bilinear form a(u,v) := (Q Grad u, Grad v) in 3D or in 2D and where Q is a scalar or matrix coefficient u and v are both in H1.

Definition at line 1112 of file bilininteg.hpp.

Constructor & Destructor Documentation

◆ MixedGradGradIntegrator() [1/4]

mfem::MixedGradGradIntegrator::MixedGradGradIntegrator ( )

inline

Definition at line 1115 of file bilininteg.hpp.

◆ MixedGradGradIntegrator() [2/4]

mfem::MixedGradGradIntegrator::MixedGradGradIntegrator ( Coefficient & q )

inline

Definition at line 1116 of file bilininteg.hpp.

◆ MixedGradGradIntegrator() [3/4]

mfem::MixedGradGradIntegrator::MixedGradGradIntegrator ( DiagonalMatrixCoefficient & dq )

inline

Definition at line 1118 of file bilininteg.hpp.

◆ MixedGradGradIntegrator() [4/4]

mfem::MixedGradGradIntegrator::MixedGradGradIntegrator ( MatrixCoefficient & mq )

inline

Definition at line 1120 of file bilininteg.hpp.

Member Function Documentation

◆ CalcTestShape()

virtual void mfem::MixedGradGradIntegrator::CalcTestShape	(	const FiniteElement &	test_fe,
		ElementTransformation &	Trans,
		DenseMatrix &	shape
	)

inlinevirtual

Reimplemented from mfem::MixedVectorIntegrator.

Definition at line 1161 of file bilininteg.hpp.

◆ CalcTrialShape()

virtual void mfem::MixedGradGradIntegrator::CalcTrialShape	(	const FiniteElement &	trial_fe,
		ElementTransformation &	Trans,
		DenseMatrix &	shape
	)

inlinevirtual

Reimplemented from mfem::MixedVectorIntegrator.

Definition at line 1153 of file bilininteg.hpp.

◆ FiniteElementTypeFailureMessage()

virtual const char* mfem::MixedGradGradIntegrator::FiniteElementTypeFailureMessage ( ) const

inlinevirtual

Reimplemented from mfem::MixedVectorIntegrator.

Definition at line 1133 of file bilininteg.hpp.

◆ GetIntegrationOrder()

virtual int mfem::MixedGradGradIntegrator::GetIntegrationOrder	(	const FiniteElement &	trial_fe,
		const FiniteElement &	test_fe,
		ElementTransformation &	Trans
	)