sofa::component::solidmechanics::fem::hyperelastic::material::NeoHookean< DataTypes > Class Template Reference

#include <NeoHookean.h>

Inheritance diagram for sofa::component::solidmechanics::fem::hyperelastic::material::NeoHookean< DataTypes >:

Detailed Description

template<class DataTypes>
class sofa::component::solidmechanics::fem::hyperelastic::material::NeoHookean< DataTypes >

Compressible Neo-Hookean material

Public Member Functions
Real	getStrainEnergy (StrainInformation< DataTypes > *sinfo, const MaterialParameters< DataTypes > &param) override
void	deriveSPKTensor (StrainInformation< DataTypes > *sinfo, const MaterialParameters< DataTypes > &param, MatrixSym &SPKTensorGeneral) override
void	applyElasticityTensor (StrainInformation< DataTypes > *sinfo, const MaterialParameters< DataTypes > &param, const MatrixSym &inputTensor, MatrixSym &outputTensor) override
void	ElasticityTensor (StrainInformation< DataTypes > *sinfo, const MaterialParameters< DataTypes > &param, Matrix6 &outputTensor) override
Public Member Functions inherited from sofa::component::solidmechanics::fem::hyperelastic::material::HyperelasticMaterial< DataTypes >
virtual	~HyperelasticMaterial ()

Function details

applyElasticityTensor()

template<class DataTypes >

void sofa::component::solidmechanics::fem::hyperelastic::material::NeoHookean< DataTypes >::applyElasticityTensor ( StrainInformation< DataTypes > *  , const MaterialParameters< DataTypes > &  , const MatrixSym &  , MatrixSym &    )

inlineoverridevirtual

computes the Elasticity Tensor of the current configuration

Reimplemented from sofa::component::solidmechanics::fem::hyperelastic::material::HyperelasticMaterial< DataTypes >.

deriveSPKTensor()

template<class DataTypes >

void sofa::component::solidmechanics::fem::hyperelastic::material::NeoHookean< DataTypes >::deriveSPKTensor ( StrainInformation< DataTypes > *  sinfo, const MaterialParameters< DataTypes > &  param, MatrixSym &  SPKTensorGeneral  )

inlineoverridevirtual

Compute the second Piola-Kirchhoff stress tensor in terms of the right Cauchy-Green deformation tensor

Reimplemented from sofa::component::solidmechanics::fem::hyperelastic::material::HyperelasticMaterial< DataTypes >.

ElasticityTensor()

template<class DataTypes >

void sofa::component::solidmechanics::fem::hyperelastic::material::NeoHookean< DataTypes >::ElasticityTensor ( StrainInformation< DataTypes > *  sinfo, const MaterialParameters< DataTypes > &  param, Matrix6 &  outputTensor  )

inlineoverridevirtual

Reimplemented from sofa::component::solidmechanics::fem::hyperelastic::material::HyperelasticMaterial< DataTypes >.

getStrainEnergy()

template<class DataTypes >

Real sofa::component::solidmechanics::fem::hyperelastic::material::NeoHookean< DataTypes >::getStrainEnergy ( StrainInformation< DataTypes > *  sinfo, const MaterialParameters< DataTypes > &  param  )

inlineoverridevirtual

Strain energy density function for a compressible Neo-Hookean material, taken from: "Javier Bonet and Richard D Wood. 2008. Nonlinear continuum mechanics for finite element analysis. Cambridge University Press"

Reimplemented from sofa::component::solidmechanics::fem::hyperelastic::material::HyperelasticMaterial< DataTypes >.