MFEM v4.8.0
Finite element discretization library
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mfem::VectorCurlCurlIntegrator Class Reference

#include <bilininteg.hpp>

Inheritance diagram for mfem::VectorCurlCurlIntegrator:
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Collaboration diagram for mfem::VectorCurlCurlIntegrator:
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Public Member Functions

 VectorCurlCurlIntegrator ()
 
 VectorCurlCurlIntegrator (Coefficient &q)
 
void AssembleElementMatrix (const FiniteElement &el, ElementTransformation &Trans, DenseMatrix &elmat) override
 Assemble an element matrix.
 
real_t GetElementEnergy (const FiniteElement &el, ElementTransformation &Tr, const Vector &elfun) override
 Compute element energy: \( \frac{1}{2} (\mathrm{curl}(u), \mathrm{curl}(u))_E\).
 
- Public Member Functions inherited from mfem::BilinearFormIntegrator
void AssemblePA (const FiniteElementSpace &fes) override
 Method defining partial assembly.
 
void AssemblePA (const FiniteElementSpace &trial_fes, const FiniteElementSpace &test_fes) override
 
virtual void AssembleNURBSPA (const FiniteElementSpace &fes)
 Method defining partial assembly on NURBS patches.
 
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.
 
virtual void AssembleDiagonalPA_ADAt (const Vector &D, Vector &diag)
 Assemble diagonal of \(A D A^T\) ( \(A\) is this integrator) and add it to diag.
 
void AddMultPA (const Vector &x, Vector &y) const override
 Method for partially assembled action.
 
virtual void AddMultNURBSPA (const Vector &x, Vector &y) const
 Method for partially assembled action on NURBS patches.
 
virtual void AddMultTransposePA (const Vector &x, Vector &y) const
 Method for partially assembled transposed action.
 
virtual void AssembleEA (const FiniteElementSpace &fes, Vector &emat, const bool add=true)
 Method defining element assembly.
 
void AssembleMF (const FiniteElementSpace &fes) override
 Method defining matrix-free assembly.
 
void AddMultMF (const Vector &x, Vector &y) const override
 
virtual void AddMultTransposeMF (const Vector &x, Vector &y) const
 
virtual void AssembleDiagonalMF (Vector &diag)
 Assemble diagonal and add it to Vector diag.
 
virtual void AssembleEABoundary (const FiniteElementSpace &fes, Vector &ea_data_bdr, const bool add=true)
 
virtual void AssembleEAInteriorFaces (const FiniteElementSpace &fes, Vector &ea_data_int, Vector &ea_data_ext, const bool add=true)
 
virtual void AssembleEAInteriorFaces (const FiniteElementSpace &trial_fes, const FiniteElementSpace &test_fes, Vector &emat, const bool add=true)
 Method defining element assembly for mixed trace integrators.
 
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 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_fe1, const FiniteElement &test_fe1, const FiniteElement &trial_fe2, const FiniteElement &test_fe2, 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)
 
void AssembleElementVector (const FiniteElement &el, ElementTransformation &Tr, const Vector &elfun, Vector &elvect) override
 Perform the local action of the BilinearFormIntegrator. Note that the default implementation in the base class is general but not efficient.
 
void AssembleFaceVector (const FiniteElement &el1, const FiniteElement &el2, FaceElementTransformations &Tr, const Vector &elfun, Vector &elvect) override
 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.
 
void AssembleElementGrad (const FiniteElement &el, ElementTransformation &Tr, const Vector &elfun, DenseMatrix &elmat) override
 Assemble the local gradient matrix.
 
void AssembleFaceGrad (const FiniteElement &el1, const FiniteElement &el2, FaceElementTransformations &Tr, const Vector &elfun, DenseMatrix &elmat) override
 Assemble the local action of the gradient of the NonlinearFormIntegrator resulting from a face integral term.
 
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.
 
virtual real_t ComputeFluxEnergy (const FiniteElement &fluxelem, ElementTransformation &Trans, Vector &flux, Vector *d_energy=NULL)
 Virtual method required for Zienkiewicz-Zhu type error estimators.
 
virtual bool RequiresFaceNormalDerivatives () const
 For bilinear forms on element faces, specifies if the normal derivatives are needed on the faces or just the face restriction.
 
virtual void AddMultPAFaceNormalDerivatives (const Vector &x, const Vector &dxdn, Vector &y, Vector &dydn) const
 Method for partially assembled action.
 
virtual ~BilinearFormIntegrator ()
 
- Public Member Functions inherited from mfem::NonlinearFormIntegrator
void SetIntegrationMode (Mode m)
 
bool Patchwise () const
 
void SetPAMemoryType (MemoryType mt)
 
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.
 
virtual real_t GetLocalStateEnergyPA (const Vector &x) const
 Compute the local (to the MPI rank) energy with partial assembly.
 
virtual void AddMultGradPA (const Vector &x, Vector &y) const
 Method for partially assembled gradient action.
 
virtual void AssembleGradDiagonalPA (Vector &diag) const
 Method for computing the diagonal of the gradient with partial assembly.
 
virtual bool SupportsCeed () const
 Indicates whether this integrator can use a Ceed backend.
 
ceed::OperatorGetCeedOp ()
 
virtual ~NonlinearFormIntegrator ()
 
- Public Member Functions inherited from mfem::Integrator
 Integrator (const IntegrationRule *ir=NULL)
 Create a new Integrator, optionally providing a prescribed quadrature rule to use in assembly.
 
virtual void SetIntRule (const IntegrationRule *ir)
 Prescribe a fixed IntegrationRule to use, or set to null to let the integrator choose an appropriate rule.
 
void SetIntegrationRule (const IntegrationRule &ir)
 Prescribe a fixed IntegrationRule to use. Sets the NURBS patch integration rule to null.
 
void SetNURBSPatchIntRule (NURBSMeshRules *pr)
 Sets an integration rule for use on NURBS patches.
 
bool HasNURBSPatchIntRule () const
 Check if a NURBS patch integration rule has been set.
 
const IntegrationRuleGetIntRule () const
 Directly return the IntRule pointer (possibly null) without checking for NURBS patch rules or falling back on a default.
 
const IntegrationRuleGetIntegrationRule () const
 Equivalent to GetIntRule, but retained for backward compatibility with applications.
 

Protected Attributes

CoefficientQ
 
- Protected Attributes inherited from mfem::NonlinearFormIntegrator
Mode integrationMode = Mode::ELEMENTWISE
 
ceed::OperatorceedOp
 
MemoryType pa_mt = MemoryType::DEFAULT
 
- Protected Attributes inherited from mfem::Integrator
const IntegrationRuleIntRule
 
NURBSMeshRulespatchRules = nullptr
 

Additional Inherited Members

- Public Types inherited from mfem::NonlinearFormIntegrator
enum  Mode { ELEMENTWISE = 0 , PATCHWISE = 1 , PATCHWISE_REDUCED = 2 }
 
- 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 Member Functions inherited from mfem::Integrator
const IntegrationRuleGetIntegrationRule (const FiniteElement &trial_fe, const FiniteElement &test_fe, const ElementTransformation &trans) const
 Returns an integration rule based on the arguments and internal state of the Integrator object.
 
const IntegrationRuleGetIntegrationRule (const FiniteElement &el, const ElementTransformation &trans) const
 Returns an integration rule based on the arguments and internal state. (Version for identical trial_fe and test_fe)
 
virtual const IntegrationRuleGetDefaultIntegrationRule (const FiniteElement &trial_fe, const FiniteElement &test_fe, const ElementTransformation &trans) const
 Subclasses should override to choose a default integration rule.
 

Detailed Description

Integrator for \((\mathrm{curl}(u), \mathrm{curl}(v))\) for FE spaces defined by 'dim' copies of a scalar FE space.

Definition at line 2826 of file bilininteg.hpp.

Constructor & Destructor Documentation

◆ VectorCurlCurlIntegrator() [1/2]

mfem::VectorCurlCurlIntegrator::VectorCurlCurlIntegrator ( )
inline

Definition at line 2837 of file bilininteg.hpp.

◆ VectorCurlCurlIntegrator() [2/2]

mfem::VectorCurlCurlIntegrator::VectorCurlCurlIntegrator ( Coefficient & q)
inline

Definition at line 2839 of file bilininteg.hpp.

Member Function Documentation

◆ AssembleElementMatrix()

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

Assemble an element matrix.

Reimplemented from mfem::BilinearFormIntegrator.

Definition at line 2408 of file bilininteg.cpp.

◆ GetElementEnergy()

real_t mfem::VectorCurlCurlIntegrator::GetElementEnergy ( const FiniteElement & el,
ElementTransformation & Tr,
const Vector & elfun )
overridevirtual

Compute element energy: \( \frac{1}{2} (\mathrm{curl}(u), \mathrm{curl}(u))_E\).

Reimplemented from mfem::NonlinearFormIntegrator.

Definition at line 2457 of file bilininteg.cpp.

Member Data Documentation

◆ Q

Coefficient* mfem::VectorCurlCurlIntegrator::Q
protected

Definition at line 2834 of file bilininteg.hpp.


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