mfem::SumIntegrator Class Reference

Integrator defining a sum of multiple Integrators. More...

#include <bilininteg.hpp>

Inheritance diagram for mfem::SumIntegrator:

Collaboration diagram for mfem::SumIntegrator:

Public Member Functions
	SumIntegrator (int own_integs=1)
void	AddIntegrator (BilinearFormIntegrator *integ)
virtual void	AssembleElementMatrix (const FiniteElement &el, ElementTransformation &Trans, DenseMatrix &elmat)
	Given a particular Finite Element computes the element matrix elmat. More...
virtual	~SumIntegrator ()
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	AssembleElementMatrix2 (const FiniteElement &trial_fe, const FiniteElement &test_fe, ElementTransformation &Trans, DenseMatrix &elmat)
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)
	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 ()
Public Member Functions inherited from mfem::NonlinearFormIntegrator
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 &irule)
	Prescribe a fixed IntegrationRule to use. More...
virtual double	GetElementEnergy (const FiniteElement &el, ElementTransformation &Tr, const Vector &elfun)
	Compute the local energy. More...
virtual	~NonlinearFormIntegrator ()

Additional Inherited Members
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::NonlinearFormIntegrator
const IntegrationRule *	IntRule

Detailed Description

Integrator defining a sum of multiple Integrators.

Definition at line 354 of file bilininteg.hpp.

Constructor & Destructor Documentation

mfem::SumIntegrator::SumIntegrator ( int  own_integs = 1 )

inline

Definition at line 362 of file bilininteg.hpp.

mfem::SumIntegrator::~SumIntegrator ( )

virtual

Definition at line 232 of file bilininteg.cpp.

Member Function Documentation

void mfem::SumIntegrator::AddIntegrator ( BilinearFormIntegrator *  integ )

inline

Definition at line 364 of file bilininteg.hpp.

void mfem::SumIntegrator::AssembleElementMatrix ( const FiniteElement &  el, ElementTransformation &  Trans, DenseMatrix &  elmat  )

virtual

Given a particular Finite Element computes the element matrix elmat.

Reimplemented from mfem::BilinearFormIntegrator.

Definition at line 219 of file bilininteg.cpp.

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

• fem/bilininteg.hpp
• fem/bilininteg.cpp