MFEM
v4.3.0
Finite element discretization library
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#include <bilininteg.hpp>
Public Member Functions | |
VectorMassIntegrator () | |
Construct an integrator with coefficient 1.0. More... | |
VectorMassIntegrator (Coefficient &q, int qo=0) | |
VectorMassIntegrator (Coefficient &q, const IntegrationRule *ir) | |
VectorMassIntegrator (VectorCoefficient &q, int qo=0) | |
Construct an integrator with diagonal coefficient q. More... | |
VectorMassIntegrator (MatrixCoefficient &q, int qo=0) | |
Construct an integrator with matrix coefficient q. More... | |
int | GetVDim () const |
void | SetVDim (int vdim) |
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) |
virtual void | AssemblePA (const FiniteElementSpace &fes) |
Method defining partial assembly. More... | |
virtual void | AssembleMF (const FiniteElementSpace &fes) |
Method defining matrix-free assembly. More... | |
virtual void | AssembleDiagonalPA (Vector &diag) |
Assemble diagonal and add it to Vector diag. More... | |
virtual void | AssembleDiagonalMF (Vector &diag) |
Assemble diagonal and add it to Vector diag. More... | |
virtual void | AddMultPA (const Vector &x, Vector &y) const |
Method for partially assembled action. More... | |
virtual void | AddMultMF (const Vector &x, Vector &y) const |
bool | SupportsCeed () const |
Indicates whether this integrator can use a Ceed backend. More... | |
Public Member Functions inherited from mfem::BilinearFormIntegrator | |
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_ADAt (const Vector &D, Vector &diag) |
Assemble diagonal of ADA^T (A is this integrator) and add it to diag. 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 | AddMultTransposeMF (const Vector &x, Vector &y) const |
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 IntegrationRule * | GetIntegrationRule () 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... | |
ceed::Operator & | GetCeedOp () |
virtual | ~NonlinearFormIntegrator () |
Protected Attributes | |
Coefficient * | Q |
VectorCoefficient * | VQ |
MatrixCoefficient * | MQ |
Vector | pa_data |
const DofToQuad * | maps |
Not owned. More... | |
const GeometricFactors * | geom |
Not owned. More... | |
int | dim |
int | ne |
int | nq |
int | dofs1D |
int | quad1D |
Protected Attributes inherited from mfem::NonlinearFormIntegrator | |
const IntegrationRule * | IntRule |
ceed::Operator * | ceedOp |
MemoryType | pa_mt = MemoryType::DEFAULT |
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) | |
Class for integrating the bilinear form a(u,v) := (Q u, v), where u=(u1,...,un) and v=(v1,...,vn); ui and vi are defined by scalar FE through standard transformation.
Definition at line 2214 of file bilininteg.hpp.
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Construct an integrator with coefficient 1.0.
Definition at line 2235 of file bilininteg.hpp.
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Construct an integrator with scalar coefficient q. If possible, save memory by using a scalar integrator since the resulting matrix is block diagonal with the same diagonal block repeated.
Definition at line 2240 of file bilininteg.hpp.
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Definition at line 2242 of file bilininteg.hpp.
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Construct an integrator with diagonal coefficient q.
Definition at line 2246 of file bilininteg.hpp.
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Construct an integrator with matrix coefficient q.
Definition at line 2249 of file bilininteg.hpp.
Perform the action of integrator on the input x and add the result to the output y. Both x and y are E-vectors, i.e. they represent the element-wise discontinuous version of the FE space.
This method can be called only after the method AssembleMF() has been called.
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 44 of file bilininteg_vecmass_mf.cpp.
Method for partially assembled action.
Perform the action of integrator on the input x and add the result to the output y. Both x and y are E-vectors, i.e. they represent the element-wise discontinuous version of the FE space.
This method can be called only after the method AssemblePA() has been called.
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 369 of file bilininteg_vecmass.cpp.
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Assemble diagonal and add it to Vector diag.
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 57 of file bilininteg_vecmass_mf.cpp.
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Assemble diagonal and add it to Vector diag.
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 529 of file bilininteg_vecmass.cpp.
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Given a particular Finite Element computes the element matrix elmat.
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 1387 of file bilininteg.cpp.
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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 1468 of file bilininteg.cpp.
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Method defining matrix-free assembly.
Used with BilinearFormIntegrators that have different spaces.The result of fully matrix-free assembly is stored internally so that it can be used later in the methods AddMultMF() and AddMultTransposeMF().
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 25 of file bilininteg_vecmass_mf.cpp.
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Method defining partial assembly.
The result of the partial assembly is stored internally so that it can be used later in the methods AddMultPA() and AddMultTransposePA().
Reimplemented from mfem::BilinearFormIntegrator.
Definition at line 25 of file bilininteg_vecmass.cpp.
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Definition at line 2252 of file bilininteg.hpp.
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Definition at line 2253 of file bilininteg.hpp.
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Indicates whether this integrator can use a Ceed backend.
Reimplemented from mfem::NonlinearFormIntegrator.
Definition at line 2269 of file bilininteg.hpp.
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Definition at line 2231 of file bilininteg.hpp.
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Definition at line 2231 of file bilininteg.hpp.
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Not owned.
Definition at line 2230 of file bilininteg.hpp.
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Not owned.
Definition at line 2229 of file bilininteg.hpp.
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Definition at line 2226 of file bilininteg.hpp.
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Definition at line 2231 of file bilininteg.hpp.
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Definition at line 2231 of file bilininteg.hpp.
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Definition at line 2228 of file bilininteg.hpp.
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Definition at line 2224 of file bilininteg.hpp.
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Definition at line 2231 of file bilininteg.hpp.
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Definition at line 2225 of file bilininteg.hpp.