MFEM  v4.6.0
Finite element discretization library
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
mfem::MixedVectorIntegrator Class Reference

#include <bilininteg.hpp>

Inheritance diagram for mfem::MixedVectorIntegrator:
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Collaboration diagram for mfem::MixedVectorIntegrator:
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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 AssembleNURBSPA (const FiniteElementSpace &fes)
 Method defining partial assembly on NURBS patches. More...
 
virtual void AssemblePABoundary (const FiniteElementSpace &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 AddMultNURBSPA (const Vector &x, Vector &y) const
 Method for partially assembled action on NURBS patches. 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 AssemblePatchMatrix (const int patch, const FiniteElementSpace &fes, SparseMatrix *&smat)
 
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 AssembleTraceFaceMatrix (int elem, const FiniteElement &trial_face_fe, const FiniteElement &test_fe, 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 SetIntegrationMode (Mode m)
 
void SetNURBSPatchIntRule (NURBSMeshRules *pr)
 For patchwise integration, SetNURBSPatchIntRule must be called. More...
 
bool HasNURBSPatchIntRule () const
 
bool Patchwise () const
 
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::OperatorGetCeedOp ()
 
virtual ~NonlinearFormIntegrator ()
 

Protected Member Functions

 MixedVectorIntegrator ()
 
 MixedVectorIntegrator (Coefficient &q)
 
 MixedVectorIntegrator (VectorCoefficient &vq, bool diag=true)
 
 MixedVectorIntegrator (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 GetTestVDim (const FiniteElement &test_fe)
 
virtual void CalcTestShape (const FiniteElement &test_fe, ElementTransformation &Trans, DenseMatrix &shape)
 
virtual int GetTrialVDim (const FiniteElement &trial_fe)
 
virtual void CalcTrialShape (const FiniteElement &trial_fe, ElementTransformation &Trans, DenseMatrix &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

bool same_calc_shape
 
int space_dim
 
CoefficientQ
 
VectorCoefficientVQ
 
DiagonalMatrixCoefficientDQ
 
MatrixCoefficientMQ
 
- Protected Attributes inherited from mfem::NonlinearFormIntegrator
const IntegrationRuleIntRule
 
Mode integrationMode = Mode::ELEMENTWISE
 
NURBSMeshRulespatchRules = nullptr
 
ceed::OperatorceedOp
 
MemoryType pa_mt = MemoryType::DEFAULT
 

Additional Inherited Members

- Public Types inherited from mfem::NonlinearFormIntegrator
enum  Mode { ELEMENTWISE = 0, PATCHWISE = 1, PATCHWISE_REDUCED = 2 }
 

Detailed Description

An abstract class for integrating the inner product of two vector basis functions with an optional scalar, vector, or matrix coefficient.

Definition at line 531 of file bilininteg.hpp.

Constructor & Destructor Documentation

◆ MixedVectorIntegrator() [1/4]

mfem::MixedVectorIntegrator::MixedVectorIntegrator ( )
inlineprotected

Definition at line 552 of file bilininteg.hpp.

◆ MixedVectorIntegrator() [2/4]

mfem::MixedVectorIntegrator::MixedVectorIntegrator ( Coefficient q)
inlineprotected

Definition at line 554 of file bilininteg.hpp.

◆ MixedVectorIntegrator() [3/4]

mfem::MixedVectorIntegrator::MixedVectorIntegrator ( VectorCoefficient vq,
bool  diag = true 
)
inlineprotected

Definition at line 556 of file bilininteg.hpp.

◆ MixedVectorIntegrator() [4/4]

mfem::MixedVectorIntegrator::MixedVectorIntegrator ( MatrixCoefficient mq)
inlineprotected

Definition at line 559 of file bilininteg.hpp.

Member Function Documentation

◆ AssembleElementMatrix()

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

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

Reimplemented from mfem::BilinearFormIntegrator.

Definition at line 541 of file bilininteg.hpp.

◆ AssembleElementMatrix2()

void mfem::MixedVectorIntegrator::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 516 of file bilininteg.cpp.

◆ CalcTestShape()

virtual void mfem::MixedVectorIntegrator::CalcTestShape ( const FiniteElement test_fe,
ElementTransformation Trans,
DenseMatrix shape 
)
inlineprotectedvirtual

◆ CalcTrialShape()

virtual void mfem::MixedVectorIntegrator::CalcTrialShape ( const FiniteElement trial_fe,
ElementTransformation Trans,
DenseMatrix shape 
)
inlineprotectedvirtual

◆ FiniteElementTypeFailureMessage()

virtual const char* mfem::MixedVectorIntegrator::FiniteElementTypeFailureMessage ( ) const
inlineprotectedvirtual

◆ GetIntegrationOrder()

virtual int mfem::MixedVectorIntegrator::GetIntegrationOrder ( const FiniteElement trial_fe,
const FiniteElement test_fe,
ElementTransformation Trans 
)
inlineprotectedvirtual

Reimplemented in mfem::MixedGradGradIntegrator.

Definition at line 576 of file bilininteg.hpp.

◆ GetTestVDim()

virtual int mfem::MixedVectorIntegrator::GetTestVDim ( const FiniteElement test_fe)
inlineprotectedvirtual

◆ GetTrialVDim()

virtual int mfem::MixedVectorIntegrator::GetTrialVDim ( const FiniteElement trial_fe)
inlineprotectedvirtual

◆ VerifyFiniteElementTypes()

virtual bool mfem::MixedVectorIntegrator::VerifyFiniteElementTypes ( const FiniteElement trial_fe,
const FiniteElement test_fe 
) const
inlineprotectedvirtual

Member Data Documentation

◆ DQ

DiagonalMatrixCoefficient* mfem::MixedVectorIntegrator::DQ
protected

Definition at line 601 of file bilininteg.hpp.

◆ MQ

MatrixCoefficient* mfem::MixedVectorIntegrator::MQ
protected

Definition at line 602 of file bilininteg.hpp.

◆ Q

Coefficient* mfem::MixedVectorIntegrator::Q
protected

Definition at line 599 of file bilininteg.hpp.

◆ same_calc_shape

bool mfem::MixedVectorIntegrator::same_calc_shape
protected

This parameter can be set by derived methods to enable single shape evaluation in case CalcTestShape() and CalcTrialShape() return the same result if given the same FiniteElement. The default is false.

Definition at line 550 of file bilininteg.hpp.

◆ space_dim

int mfem::MixedVectorIntegrator::space_dim
protected

Definition at line 598 of file bilininteg.hpp.

◆ VQ

VectorCoefficient* mfem::MixedVectorIntegrator::VQ
protected

Definition at line 600 of file bilininteg.hpp.


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