MFEM  v3.4
Finite element discretization library
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mfem::HyperelasticNLFIntegrator Class Reference

#include <nonlininteg.hpp>

Inheritance diagram for mfem::HyperelasticNLFIntegrator:
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Collaboration diagram for mfem::HyperelasticNLFIntegrator:
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Public Member Functions

 HyperelasticNLFIntegrator (HyperelasticModel *m)
 
virtual double GetElementEnergy (const FiniteElement &el, ElementTransformation &Ttr, const Vector &elfun)
 Computes the integral of W(Jacobian(Trt)) over a target zone. More...
 
virtual void AssembleElementVector (const FiniteElement &el, ElementTransformation &Ttr, const Vector &elfun, Vector &elvect)
 Perform the local action of the NonlinearFormIntegrator. More...
 
virtual void AssembleElementGrad (const FiniteElement &el, ElementTransformation &Ttr, const Vector &elfun, DenseMatrix &elmat)
 Assemble the local gradient matrix. More...
 
- 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 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 ~NonlinearFormIntegrator ()
 

Additional Inherited Members

- Protected Member Functions inherited from mfem::NonlinearFormIntegrator
 NonlinearFormIntegrator (const IntegrationRule *ir=NULL)
 
- Protected Attributes inherited from mfem::NonlinearFormIntegrator
const IntegrationRuleIntRule
 

Detailed Description

Hyperelastic integrator for any given HyperelasticModel.

Represents \( \int W(Jpt) dx \) over a target zone, where W is the model's strain energy density function, and Jpt is the Jacobian of the target->physical coordinates transformation. The target configuration is given by the current mesh at the time of the evaluation of the integrator.

Definition at line 219 of file nonlininteg.hpp.

Constructor & Destructor Documentation

mfem::HyperelasticNLFIntegrator::HyperelasticNLFIntegrator ( HyperelasticModel m)
inline
Parameters
[in]mHyperelasticModel that will be integrated.

Definition at line 238 of file nonlininteg.hpp.

Member Function Documentation

void mfem::HyperelasticNLFIntegrator::AssembleElementGrad ( const FiniteElement el,
ElementTransformation Tr,
const Vector elfun,
DenseMatrix elmat 
)
virtual

Assemble the local gradient matrix.

Reimplemented from mfem::NonlinearFormIntegrator.

Definition at line 406 of file nonlininteg.cpp.

void mfem::HyperelasticNLFIntegrator::AssembleElementVector ( const FiniteElement el,
ElementTransformation Tr,
const Vector elfun,
Vector elvect 
)
virtual

Perform the local action of the NonlinearFormIntegrator.

Reimplemented from mfem::NonlinearFormIntegrator.

Definition at line 366 of file nonlininteg.cpp.

double mfem::HyperelasticNLFIntegrator::GetElementEnergy ( const FiniteElement el,
ElementTransformation Ttr,
const Vector elfun 
)
virtual

Computes the integral of W(Jacobian(Trt)) over a target zone.

Parameters
[in]elType of FiniteElement.
[in]TtrRepresents ref->target coordinates transformation.
[in]elfunPhysical coordinates of the zone.

Reimplemented from mfem::NonlinearFormIntegrator.

Definition at line 329 of file nonlininteg.cpp.


The documentation for this class was generated from the following files: