MFEM
v4.2.0
Finite element discretization library
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#include <bilininteg.hpp>
Public Member Functions | |
VectorFEWeakDivergenceIntegrator () | |
VectorFEWeakDivergenceIntegrator (Coefficient &q) | |
virtual void | AssembleElementMatrix (const FiniteElement &el, ElementTransformation &Trans, DenseMatrix &elmat) |
Given a particular Finite Element computes the element matrix elmat. More... | |
virtual void | AssembleElementMatrix2 (const FiniteElement &trial_fe, const FiniteElement &test_fe, ElementTransformation &Trans, DenseMatrix &elmat) |
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 | |
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 () |
Protected Attributes | |
Coefficient * | Q |
Protected Attributes inherited from mfem::NonlinearFormIntegrator | |
const IntegrationRule * | IntRule |
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) | |
Integrator for (-Q u, grad v)
for Nedelec (u
) and H1 (v
) elements. This is equivalent to a weak divergence of the Nedelec basis functions.
Definition at line 2251 of file bilininteg.hpp.
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inline |
Definition at line 2265 of file bilininteg.hpp.
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inline |
Definition at line 2266 of file bilininteg.hpp.
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inlinevirtual |
Given a particular Finite Element computes the element matrix elmat.
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 2267 of file bilininteg.hpp.
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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 1343 of file bilininteg.cpp.
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protected |
Definition at line 2254 of file bilininteg.hpp.