class EquilibriumIntegrator

realizations of equilibrium methods ref: R.

Documentation

realizations of equilibrium methods ref: R. Stenberg (1988) "A Family of Mixed Finite Elements for the Elasticity Prolbem", Numer. Math. 53, pp 513-538

Inheritance:

Public Methods

EquilibriumIntegrator()

virtual ~EquilibriumIntegrator()

virtual void AssembleElementMatrix(const FiniteElement & fel, const ElementTransformation & eltrans, FlatMatrix<double> & elmat, LocalHeap & locheap) const

virtual void ComputeInternalVariables(const FiniteElement & fel, const ElementTransformation & eltrans, const FlatVector<> & uext, FlatVector<> & sigma, FlatVector<> & uint, LocalHeap & locheap) const

virtual void ComputePointValues(const FiniteElement & fel, const ElementTransformation & eltrans, const IntegrationPoint & sip, const FlatVector<> & sigma, const FlatVector<> & uint, FlatVector<> & psigma, FlatVector<> & pu, FlatVector<> & prot, LocalHeap & locheap ) const = 0

virtual void GetInternalDofs(const FiniteElement & fel, BitArray & internal) const = 0

virtual void ComputeMatrices(const FiniteElement & fel, const ElementTransformation & eltrans, ngbla::FlatMatrix<> & mata, ngbla::FlatMatrix<> & matb, ngbla::FlatMatrix<> & matc, LocalHeap & locheap) const = 0

virtual void ComputeVectors(const ElementTransformation & eltrans, ngbla::FlatVector<> & vecfsigma, ngbla::FlatVector<> & vecf, LocalHeap & locheap) const = 0

Inherited from BilinearFormIntegrator:

Public Methods

virtual FlatMatrix<double> AssembleMixedElementMatrix(const FiniteElement & fel1, const FiniteElement & fel2, const ElementTransformation & eltrans, LocalHeap & locheap) const

virtual void ApplyMixedElementMatrix(const FiniteElement & fel1, const FiniteElement & fel2, const ElementTransformation & eltrans, const FlatVector<TSCAL> & elx, FlatVector<TSCAL> & ely, LocalHeap & locheap) const

Inherited from Integrator:

Public Methods

virtual bool BoundaryForm() const

bool DefinedOn(int mat) const

static void SetCommonIntegrationOrder(int cio)

void SetIntegrationOrder(int io)

virtual string Name() const

Protected Fields

BitArray definedon

int integration_order

static int common_integration_order

EquilibriumIntegrator()

virtual ~EquilibriumIntegrator()

virtual void AssembleElementMatrix(const FiniteElement & fel, const ElementTransformation & eltrans, FlatMatrix<double> & elmat, LocalHeap & locheap) const

virtual void ComputeInternalVariables(const FiniteElement & fel, const ElementTransformation & eltrans, const FlatVector<> & uext, FlatVector<> & sigma, FlatVector<> & uint, LocalHeap & locheap) const

virtual void ComputePointValues(const FiniteElement & fel, const ElementTransformation & eltrans, const IntegrationPoint & sip, const FlatVector<> & sigma, const FlatVector<> & uint, FlatVector<> & psigma, FlatVector<> & pu, FlatVector<> & prot, LocalHeap & locheap ) const = 0

virtual void GetInternalDofs(const FiniteElement & fel, BitArray & internal) const = 0

virtual void ComputeMatrices(const FiniteElement & fel, const ElementTransformation & eltrans, ngbla::FlatMatrix<> & mata, ngbla::FlatMatrix<> & matb, ngbla::FlatMatrix<> & matc, LocalHeap & locheap) const = 0

virtual void ComputeVectors(const ElementTransformation & eltrans, ngbla::FlatVector<> & vecfsigma, ngbla::FlatVector<> & vecf, LocalHeap & locheap) const = 0

Direct child classes:

ElasticityEquilibriumIntegratorStab
ElasticityEquilibriumIntegrator

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