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MFEM
v4.5.2
Finite element discretization library
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#include <nonlininteg.hpp>
Public Member Functions | |
SkewSymmetricVectorConvectionNLFIntegrator (Coefficient &q) | |
SkewSymmetricVectorConvectionNLFIntegrator ()=default | |
virtual void | AssembleElementGrad (const FiniteElement &el, ElementTransformation &trans, const Vector &elfun, DenseMatrix &elmat) |
Assemble the local gradient matrix. More... | |
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VectorConvectionNLFIntegrator (Coefficient &q) | |
VectorConvectionNLFIntegrator ()=default | |
virtual void | AssembleElementVector (const FiniteElement &el, ElementTransformation &trans, const Vector &elfun, Vector &elvect) |
Perform the local action of the NonlinearFormIntegrator. More... | |
virtual void | AssemblePA (const FiniteElementSpace &fes) |
Method defining partial assembly. More... | |
virtual void | AssembleMF (const FiniteElementSpace &fes) |
Method defining fully unassembled operator. 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 |
virtual void | AssemblePA (const FiniteElementSpace &fes) |
Method defining partial assembly. More... | |
virtual void | AssemblePA (const FiniteElementSpace &trial_fes, const FiniteElementSpace &test_fes) |
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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 void | AssembleFaceVector (const FiniteElement &el1, const FiniteElement &el2, FaceElementTransformations &Tr, const Vector &elfun, Vector &elvect) |
Perform the local action of the NonlinearFormIntegrator resulting from a face integral term. 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 double | GetElementEnergy (const FiniteElement &el, ElementTransformation &Tr, const Vector &elfun) |
Compute the local energy. More... | |
virtual void | AssemblePA (const FiniteElementSpace &trial_fes, const FiniteElementSpace &test_fes) |
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::Operator & | GetCeedOp () |
virtual | ~NonlinearFormIntegrator () |
Additional Inherited Members | |
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static const IntegrationRule & | GetRule (const FiniteElement &fe, ElementTransformation &T) |
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NonlinearFormIntegrator (const IntegrationRule *ir=NULL) | |
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const IntegrationRule * | IntRule |
ceed::Operator * | ceedOp |
MemoryType | pa_mt = MemoryType::DEFAULT |
This class is used to assemble the skew-symmetric form of the nonlinear term arising in the Navier-Stokes equations \(.5*(u \cdot \nabla v, w ) - .5*(u \cdot \nabla w, v )\)
Definition at line 435 of file nonlininteg.hpp.
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inline |
Definition at line 444 of file nonlininteg.hpp.
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default |
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virtual |
Assemble the local gradient matrix.
Reimplemented from mfem::VectorConvectionNLFIntegrator.
Definition at line 900 of file nonlininteg.cpp.