MFEM
v4.2.0
Finite element discretization library
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#include <bilininteg.hpp>
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 | |
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 Member Functions | |
MixedVectorIntegrator () | |
MixedVectorIntegrator (Coefficient &q) | |
MixedVectorIntegrator (VectorCoefficient &dq, 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 void | CalcTestShape (const FiniteElement &test_fe, ElementTransformation &Trans, DenseMatrix &shape) |
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 |
Coefficient * | Q |
VectorCoefficient * | VQ |
VectorCoefficient * | DQ |
MatrixCoefficient * | MQ |
Protected Attributes inherited from mfem::NonlinearFormIntegrator | |
const IntegrationRule * | IntRule |
An abstract class for integrating the inner product of two vector basis functions with an optional scalar, vector, or matrix coefficient.
Definition at line 443 of file bilininteg.hpp.
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Definition at line 464 of file bilininteg.hpp.
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Definition at line 466 of file bilininteg.hpp.
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Definition at line 468 of file bilininteg.hpp.
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Definition at line 471 of file bilininteg.hpp.
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Support for use in BilinearForm. Can be used only when appropriate.
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 453 of file bilininteg.hpp.
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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 302 of file bilininteg.cpp.
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Reimplemented in mfem::MixedVectorWeakDivergenceIntegrator, mfem::MixedVectorWeakCurlIntegrator, mfem::MixedCrossGradIntegrator, mfem::MixedWeakCurlCrossIntegrator, mfem::MixedCrossGradCurlIntegrator, mfem::MixedCrossCurlGradIntegrator, mfem::MixedCrossCurlCurlIntegrator, mfem::MixedCurlCurlIntegrator, mfem::MixedCrossGradGradIntegrator, mfem::MixedGradGradIntegrator, and mfem::MixedWeakDivCrossIntegrator.
Definition at line 494 of file bilininteg.hpp.
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Reimplemented in mfem::MixedVectorCurlIntegrator, mfem::MixedVectorGradientIntegrator, mfem::MixedCrossCurlIntegrator, mfem::MixedCrossGradIntegrator, mfem::MixedCrossGradCurlIntegrator, mfem::MixedCrossCurlGradIntegrator, mfem::MixedCrossCurlCurlIntegrator, mfem::MixedCurlCurlIntegrator, mfem::MixedCrossGradGradIntegrator, and mfem::MixedGradGradIntegrator.
Definition at line 499 of file bilininteg.hpp.
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Reimplemented in mfem::MixedVectorWeakDivergenceIntegrator, mfem::MixedVectorWeakCurlIntegrator, mfem::MixedVectorCurlIntegrator, mfem::MixedVectorGradientIntegrator, mfem::MixedCrossCurlIntegrator, mfem::MixedCrossGradIntegrator, mfem::MixedWeakCurlCrossIntegrator, mfem::MixedCrossGradCurlIntegrator, mfem::MixedCrossCurlGradIntegrator, mfem::MixedCrossCurlCurlIntegrator, mfem::MixedCurlCurlIntegrator, mfem::MixedCrossGradGradIntegrator, mfem::MixedGradGradIntegrator, and mfem::MixedWeakDivCrossIntegrator.
Definition at line 482 of file bilininteg.hpp.
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Reimplemented in mfem::MixedGradGradIntegrator.
Definition at line 488 of file bilininteg.hpp.
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Reimplemented in mfem::MixedVectorWeakDivergenceIntegrator, mfem::MixedVectorWeakCurlIntegrator, mfem::MixedVectorCurlIntegrator, mfem::MixedVectorGradientIntegrator, mfem::MixedCrossCurlIntegrator, mfem::MixedCrossGradIntegrator, mfem::MixedWeakCurlCrossIntegrator, mfem::MixedCrossGradCurlIntegrator, mfem::MixedCrossCurlGradIntegrator, mfem::MixedCrossCurlCurlIntegrator, mfem::MixedCurlCurlIntegrator, mfem::MixedCrossGradGradIntegrator, mfem::MixedGradGradIntegrator, and mfem::MixedWeakDivCrossIntegrator.
Definition at line 474 of file bilininteg.hpp.
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Definition at line 506 of file bilininteg.hpp.
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Definition at line 507 of file bilininteg.hpp.
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Definition at line 504 of file bilininteg.hpp.
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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 462 of file bilininteg.hpp.
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Definition at line 505 of file bilininteg.hpp.