MFEM  v4.4.0
Finite element discretization library
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Pages
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
mfem::MixedScalarVectorIntegrator Class Reference

#include <bilininteg.hpp>

Inheritance diagram for mfem::MixedScalarVectorIntegrator:
[legend]
Collaboration diagram for mfem::MixedScalarVectorIntegrator:
[legend]

Public Member Functions

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)
 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
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 IntegrationRuleGetIntegrationRule () 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 ()
 

Protected Member Functions

 MixedScalarVectorIntegrator (VectorCoefficient &vq, bool transpose_=false, bool cross_2d_=false)
 
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 GetVDim (const FiniteElement &vector_fe)
 
virtual void CalcVShape (const FiniteElement &vector_fe, ElementTransformation &Trans, DenseMatrix &shape_)
 
virtual void CalcShape (const FiniteElement &scalar_fe, ElementTransformation &Trans, Vector &shape_)
 
- 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

VectorCoefficientVQ
 
int space_dim
 
bool transpose
 
bool cross_2d
 
- Protected Attributes inherited from mfem::NonlinearFormIntegrator
const IntegrationRuleIntRule
 
ceed::Operator * ceedOp
 
MemoryType pa_mt = MemoryType::DEFAULT
 

Detailed Description

An abstract class for integrating the product of a scalar basis function and the inner product of a vector basis function with a vector coefficient. In 2D the inner product can be replaced with a cross product.

Definition at line 592 of file bilininteg.hpp.

Constructor & Destructor Documentation

mfem::MixedScalarVectorIntegrator::MixedScalarVectorIntegrator ( VectorCoefficient vq,
bool  transpose_ = false,
bool  cross_2d_ = false 
)
inlineprotected

Definition at line 613 of file bilininteg.hpp.

Member Function Documentation

virtual void mfem::MixedScalarVectorIntegrator::AssembleElementMatrix ( const FiniteElement fe,
ElementTransformation Trans,
DenseMatrix elmat 
)
inlinevirtual

Support for use in BilinearForm. Can be used only when appropriate.

Appropriate use cases are classes derived from MixedScalarVectorIntegrator where the trial and test spaces can be the same. Examples of such classes are: MixedVectorDivergenceIntegrator, MixedScalarWeakDivergenceIntegrator, etc.

Reimplemented from mfem::BilinearFormIntegrator.

Definition at line 606 of file bilininteg.hpp.

void mfem::MixedScalarVectorIntegrator::AssembleElementMatrix2 ( const FiniteElement trial_fe,
const FiniteElement test_fe,
ElementTransformation Trans,
DenseMatrix elmat 
)
virtual

Compute the local matrix representation of a bilinear form a(u,v) defined on different trial (given by u) and test (given by v) spaces. The rows in the local matrix correspond to the test dofs and the columns – to the trial dofs.

Reimplemented from mfem::BilinearFormIntegrator.

Definition at line 655 of file bilininteg.cpp.

virtual void mfem::MixedScalarVectorIntegrator::CalcShape ( const FiniteElement scalar_fe,
ElementTransformation Trans,
Vector shape_ 
)
inlineprotectedvirtual
virtual void mfem::MixedScalarVectorIntegrator::CalcVShape ( const FiniteElement vector_fe,
ElementTransformation Trans,
DenseMatrix shape_ 
)
inlineprotectedvirtual
virtual const char* mfem::MixedScalarVectorIntegrator::FiniteElementTypeFailureMessage ( ) const
inlineprotectedvirtual
virtual int mfem::MixedScalarVectorIntegrator::GetIntegrationOrder ( const FiniteElement trial_fe,
const FiniteElement test_fe,
ElementTransformation Trans 
)
inlineprotectedvirtual
virtual int mfem::MixedScalarVectorIntegrator::GetVDim ( const FiniteElement vector_fe)
inlineprotectedvirtual
virtual bool mfem::MixedScalarVectorIntegrator::VerifyFiniteElementTypes ( const FiniteElement trial_fe,
const FiniteElement test_fe 
) const
inlineprotectedvirtual

Member Data Documentation

bool mfem::MixedScalarVectorIntegrator::cross_2d
protected

Definition at line 668 of file bilininteg.hpp.

int mfem::MixedScalarVectorIntegrator::space_dim
protected

Definition at line 666 of file bilininteg.hpp.

bool mfem::MixedScalarVectorIntegrator::transpose
protected

Definition at line 667 of file bilininteg.hpp.

VectorCoefficient* mfem::MixedScalarVectorIntegrator::VQ
protected

Definition at line 665 of file bilininteg.hpp.


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