State variables for constitutive models. More...

#include <statevariable.hpp>

Collaboration diagram for constitutive::StateVariable< T >:

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Public Member Functions
	StateVariable (const int size=37)
	Constructor.
void	addStrain (const Eigen::Matrix< T, 6, 1 > &deps, const bool update_void_ratio=true)
	Add strain and update void ratio.
void	setStrain (const Eigen::Matrix< T, 6, 1 > &eps, const bool update_void_ratio=true)
	Set strain and update void ratio.
const Eigen::Matrix< T, 6, 1 > &	sig_ () const
Eigen::Matrix< T, 6, 1 > &	sig_ (const bool clear_caches=true)
const Eigen::Matrix< T, 6, 1 > &	F_ () const
Eigen::Matrix< T, 6, 1 > &	F_ (const bool clear_caches=true)
void	clearCaches ()
	Clear caches.
void	revertSymmetricContactStateVariables (const int idx, const std::vector< std::string > &cscalars={}, const std::vector< std::string > &cvectors={})
	Revert contact force, displacement and specified custom variables by multiplying them with -1.
std::size_t	hash (const Eigen::Matrix< T, 3, 1 > &dfi, const Eigen::Matrix< T, 3, 1 > &dui, const int idx, const int precision=15, const bool symmetric=false, const std::vector< std::string > &cscalars={}, const std::vector< std::string > &cvectors={})
	Hash the state variables at the integration point with index idx.
void	copyContactStateVariables (const int from_idx, const int to_idx, const bool symmetric=false, const std::vector< std::string > &cscalars={}, const std::vector< std::string > &cvectors={})
	Deep copy the contact state variables from one integration point to another.
void	copyTo (T *ptr, int offset=0, const bool dispp=true, const bool cscalars=true, const bool cvectors=true)
	Copy state variables to a raw pointer for ABAQUS UMAT/VUMAT interfaces.
void	copyTo (std::vector< T > data, const bool dispp=true, const bool cscalars=true, const bool cvectors=true)
	Copy state variables to a vector.
void	copyTo (StateVariable &sv) const
	Copy state variables to another state variable.
void	copyFrom (T *ptr, int offset=0, const bool dispp=true, const bool cscalars=true, const bool cvectors=true)
	Copy state variables from a raw pointer for ABAQUS UMAT/VUMAT interfaces.
void	copyFrom (std::vector< T > &data, const bool dispp=true, const bool cscalars=true, const bool cvectors=true)
	Copy state variables from a vector.
void	copyFrom (const StateVariable &sv)
	Copy state variables from another state variable.
Eigen::Matrix< T, 3, 3 >	elasticStiffnessMatrix ()
bool	elastic () const
	Whether the current state is elastic.
bool	plastic () const
	Whether the current state is plastic.
const Tensor2< T > &	stress () const
	Get the stress tensor.
const Eigen::Matrix< T, 3, 3 > &	sigm () const
	Get the stress tensor.
Eigen::Matrix< T, 3, 3 >	sigkk () const
	Get the mean stress tensor.
Eigen::Matrix< T, 3, 3 >	tauij () const
	Get the deviatoric stress tensor.
Eigen::Matrix< T, 3, 3 >	tauij_normalized () const
	Get the normalized deviatoric stress tensor.
Eigen::Matrix< T, 3, 1 >	sig123 () const
	Get the principal stresses.
T	sig11 () const
	Get the first principal stress.
T	sig22 () const
	Get the second principal stress.
T	sig33 () const
	Get the third principal stress.
T	b () const
	Get the lode parameter.
T	R () const
	Major stress ratio sig1/sig3.
T	theta () const
	Get the lode angle (0, pi/3).
T	lode () const
	Get the lode angle.
T	I1 () const
	Get the first invariant of the stress tensor.
T	I2 () const
	Get the second invariant of the stress tensor.
T	I3 () const
	Get the third invariant of the stress tensor.
T	J2 () const
	Get the second invariant of the deviatoric stress tensor.
T	J3 () const
	Get the third invariant of the deviatoric stress tensor.
T	p () const
	Get the mean stress.
T	q () const
	Get the deviatoric stress.
T	eta () const
	Get the stress ratio.
const Tensor2< T > &	stressa () const
	anisotropic stress tensor
const Eigen::Matrix< T, 3, 3 > &	sigam () const
	Get the anisotropic stress tensor.
Eigen::Matrix< T, 3, 3 >	sigakk () const
	Get the anisotropic mean stress tensor.
Eigen::Matrix< T, 3, 3 >	tauaij () const
	Get the anisotropic deviatoric stress tensor.
Eigen::Matrix< T, 3, 3 >	tauaij_normalized () const
	Get the normalized anisotropic deviatoric stress tensor.
Eigen::Matrix< T, 3, 1 >	siga123 () const
	Principal stresses with anisotropy.
T	siga11 () const
	First principal stress with anisotropy.
T	siga22 () const
	Second principal stress with anisotropy.
T	siga33 () const
	Third principal stress with anisotropy.
T	ba () const
	Lode parameter with anisotropy.
T	Ra () const
	Major stress ratio siga1/siga3.
T	thetaa () const
	Lode angle (0, pi/3) with anisotropy.
T	lodea () const
	Lode angle with anisotropy.
T	Ia1 () const
	Get the first invariant of the anisotropic stress tensor.
T	Ia2 () const
	Get the second invariant of the anisotropic stress tensor.
T	Ia3 () const
	Get the third invariant of the anisotropic stress tensor.
T	Ja2 () const
	Get the second invariant of the anisotropic deviatoric stress tensor.
T	Ja3 () const
	Get the third invariant of the anisotropic deviatoric stress tensor.
T	pa () const
	Get the anisotropic mean stress.
T	qa () const
	Get the anisotropic deviatoric stress.
T	etaa () const
	Get the anisotropic stress ratio.
Tensor2< T >	strain () const
	Get the strain tensor.
Eigen::Matrix< T, 3, 3 >	epsm () const
	Get the strain tensor.
Eigen::Matrix< T, 3, 3 >	epskk () const
	Get the mean strain tensor.
Eigen::Matrix< T, 3, 3 >	epsij () const
	Get the deviatoric strain tensor.
Eigen::Matrix< T, 3, 3 >	epsij_normalized () const
	Get the normalized deviatoric strain tensor.
T	epsv () const
	Get the volumetric strain.
T	epsa () const
	Get the axial strain.
T	epsd () const
	Get the general shear strain.
T	eeq () const
	Get the equivalent strain.
Tensor2< T >	strainp () const
	Get the plastic strain tensor.
Eigen::Matrix< T, 3, 3 >	epspm () const
	Get the plastic strain tensor.
Eigen::Matrix< T, 3, 3 >	epspkk () const
	Get the mean plastic strain tensor.
Eigen::Matrix< T, 3, 3 >	epspij () const
	Get the deviatoric plastic strain tensor.
Eigen::Matrix< T, 3, 3 >	epspij_normalized () const
	Get the normalized deviatoric plastic strain tensor.
T	epspv () const
	Get the plastic volumetric strain.
T	epspa () const
	Get the plastic axial strain.
T	epspd () const
	Get the general plastic shear strain.
T	peeq () const
	Get the equivalent plastic strain.
T	fn (const int idx) const
	Get the normal force.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	fn () const
T	fnc (const int idx, T cohesion=0.0) const
	Get the normal force with minimal adhesive force.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	fnc (T cohesion=0.0) const
T	fs (const int idx) const
	Get the shear force at the first direction.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	fs () const
T	ft (const int idx) const
	Get the shear force at the second direction.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	ft () const
Eigen::Matrix< T, 2, 1 >	fst (const int idx) const
	Get the shear force at both directions.
Eigen::Matrix< T, Eigen::Dynamic, 2 >	fst () const
T	fr (const int idx) const
	Get the shear force.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	fr () const
T	feta (const int idx) const
	Get the shear force ratio.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	feta () const
Eigen::Matrix< T, 2, 1 >	nst (const int idx) const
	Get the shear force direction.
T	ns (const int idx) const
T	nt (const int idx) const
T	un (const int idx) const
	Get the normal displacement.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	un () const
T	us (const int idx) const
	Get the shear displacement at the first direction.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	us () const
T	ut (const int idx) const
	Get the shear displacement at the second direction.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	ut () const
Eigen::Matrix< T, 2, 1 >	ust (const int idx) const
	Get the shear displacement at both directions.
Eigen::Matrix< T, Eigen::Dynamic, 2 >	ust () const
T	ur (const int idx) const
	Get the shear displacement.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	ur () const
T	upn (const int idx) const
	Get the plastic normal displacement.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	upn () const
T	ups (const int idx) const
	Get the plastic shear displacement at the first direction.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	ups () const
T	upt (const int idx) const
	Get the plastic shear displacement at the second direction.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	upt () const
Eigen::Matrix< T, 2, 1 >	upst (const int idx) const
	Get the plastic shear displacement at both directions.
Eigen::Matrix< T, Eigen::Dynamic, 2 >	upst () const
T	upr (const int idx) const
	Get the plastic shear displacement.
Eigen::Matrix< T, Eigen::Dynamic, 1 >	upr () const
Eigen::Matrix< T, 3, 3 >	Fij () const
	Get the fabric tensor as a matrix.
T	F11 () const
	Get the fabric tensor component F11.
T	F22 () const
	Get the fabric tensor component F22.
T	F33 () const
	Get the fabric tensor component F33.
T	F12 () const
	Get the fabric tensor component F12.
T	F13 () const
	Get the fabric tensor component F13.
T	F23 () const
	Get the fabric tensor component F23.
T	Fnorm () const
	Norm of the fabric tensor.
Eigen::Matrix< T, 3, 3 >	n () const
	Loading direction.
T	FAV (std::optional< Eigen::Matrix< T, 3, 3 > > n=std::nullopt) const
	Fabric anisotropy variable.
T	ar () const
	Get the degree of fabric anisotropy.
Eigen::Matrix< T, 3, 3 >	Aij () const
	Get the fabric tensor A as a matrix.
T	A11 () const
	Get the fabric tensor component A11.
T	A22 () const
	Get the fabric tensor component A22.
T	A33 () const
	Get the fabric tensor component A33.
T	A12 () const
	Get the fabric tensor component A12.
T	A13 () const
	Get the fabric tensor component A13.
T	A23 () const
	Get the fabric tensor component A23.
Eigen::Matrix< T, 3, 3 >	FNij ()
	Get the fabric tensor of contact normal force.
T	FN11 ()
	Get the fabric tensor of contact normal force component FN11.
T	FN22 ()
	Get the fabric tensor of contact normal force component FN22.
T	FN33 ()
	Get the fabric tensor of contact normal force component FN33.
T	FN12 ()
	Get the fabric tensor of contact normal force component FN12.
T	FN13 ()
	Get the fabric tensor of contact normal force component FN13.
T	FN23 ()
	Get the fabric tensor of contact normal force component FN23.
T	an ()
	Get the degree of fabric anisotropy of contact normal force.
Eigen::Matrix< T, 3, 3 >	FTij ()
	Get the fabric tensor of contact shear force.
T	FT11 ()
	Get the fabric tensor of contact shear force component FT11.
T	FT22 ()
	Get the fabric tensor of contact shear force component FT22.
T	FT33 ()
	Get the fabric tensor of contact shear force component FT33.
T	FT12 ()
	Get the fabric tensor of contact shear force component FT12.
T	FT13 ()
	Get the fabric tensor of contact normal force component FT13.
T	FT23 ()
	Get the fabric tensor of contact shear force component FT23.
T	at ()
	Get the degree of fabric anisotropy of contact shear force.

Static Public Member Functions
static int	nStateVariables (const int size=37, const bool dispp=false, const int nstatev_custom=0)
	Get the number of state variables.
static std::vector< std::string >	stateVariableNames (const int size=37, const bool dispp=true, const int nstatev_custom=0)
	Get the names of the state variables.

Public Attributes
int	phase = 0
	load phase index
int	size = 37
	number of the integration points
int	cached_num = 0
	cached number of the integration points
Eigen::Matrix< T, 6, 1 >	sig = Eigen::Matrix<T, 6, 1>::Zero()
	stress vector
Eigen::Matrix< T, 6, 1 >	F = Eigen::Matrix<T, 6, 1>::Zero()
	fabric vector F
Eigen::Matrix< T, 6, 1 >	eps = Eigen::Matrix<T, 6, 1>::Zero()
	strain vector
Eigen::Matrix< T, 6, 1 >	epsp = Eigen::Matrix<T, 6, 1>::Zero()
	plastic strain vector
Eigen::Matrix< T, Eigen::Dynamic, 3 >	force
	force
Eigen::Matrix< T, Eigen::Dynamic, 3 >	disp
	displacement
Eigen::Matrix< T, Eigen::Dynamic, 3 >	dispp
	plastic displacement
Eigen::Matrix< T, Eigen::Dynamic, 1 >	w
	plastic work
T	e = 0.0
	void ratio
T	e0 = 0.0
	initial void ratio
T	ec = 0.0
	critical void ratio
std::unordered_map< std::string, T >	scalars = {}
	custom scalars
std::unordered_map< std::string, Eigen::Matrix< T, Eigen::Dynamic, 1 > >	vectors = {}
	custom vectors
std::unordered_map< std::string, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >	matrices
	custom matrices
std::unordered_map< std::string, Eigen::Matrix< T, Eigen::Dynamic, 1 > >	cscalars = {}
	custom contact scalars
std::unordered_map< std::string, Eigen::Matrix< T, Eigen::Dynamic, Eigen::Dynamic > >	cvectors
	custom contact vectors
T	contact_min_normal_force = 1e-10
	minimum normal force

Detailed Description

template<typename T>
struct constitutive::StateVariable< T >

State variables for constitutive models.

Constructor & Destructor Documentation

◆ StateVariable()

template<typename T>

constitutive::StateVariable< T >::StateVariable ( const int size = 37 )

inlineexplicit

Constructor.

Parameters

size	Number of integration points

References size.

Referenced by copyFrom(), copyTo(), elastoplastic::core::ElastoplasticModel< T >::createStateVariable(), micromechanical::core::MicromechanicalBase< T > *::createStateVariable(), and stateVariableNames().

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Member Function Documentation

◆ A11()

template<typename T>

T constitutive::StateVariable< T >::A11 ( ) const

inline

Get the fabric tensor component A11.

References Aij().

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◆ A12()

template<typename T>

T constitutive::StateVariable< T >::A12 ( ) const

inline

Get the fabric tensor component A12.

References Aij().

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◆ A13()

template<typename T>

T constitutive::StateVariable< T >::A13 ( ) const

inline

Get the fabric tensor component A13.

References Aij().

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◆ A22()

template<typename T>

T constitutive::StateVariable< T >::A22 ( ) const

inline

Get the fabric tensor component A22.

References Aij().

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◆ A23()

template<typename T>

T constitutive::StateVariable< T >::A23 ( ) const

inline

Get the fabric tensor component A23.

References Aij().

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◆ A33()

template<typename T>

T constitutive::StateVariable< T >::A33 ( ) const

inline

Get the fabric tensor component A33.

References Aij().

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◆ addStrain()

template<typename T>

void constitutive::StateVariable< T >::addStrain	(	const Eigen::Matrix< T, 6, 1 > &	deps,
		const bool	update_void_ratio = true )

inline

Add strain and update void ratio.

Parameters

deps	Strain increment
update_void_ratio	Whether to update void ratio

Referenced by constitutive::ElastoplasticModelBase< T >::elasticTrial(), constitutive::ElastoplasticModelBase< T >::revertElasticTrial(), constitutive::ElastoplasticModelBase< T >::RKn(), constitutive::ElastoplasticModelBase< T >::RungeKutta(), and setStrain().

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◆ Aij()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::Aij ( ) const

inline

Get the fabric tensor A as a matrix.

References Fij().

Referenced by A11(), A12(), A13(), A22(), A23(), A33(), elastoplastic::J2Yang< T >::beginConstantStressStateScope(), elastoplastic::SIMSAND< T >::beginConstantStressStateScope(), elastoplastic::J2Yang< T >::dfdeps(), elastoplastic::SIMSAND< T >::dfdeps(), elastoplastic::J2Yang< T >::dfdsig(), elastoplastic::SIMSAND< T >::dfdsig(), elastoplastic::core::StressDilatancy< T >::dilatancy(), constitutive::ElastoplasticModelBase< T >::dsigadsig(), elastoplastic::J2Yang< T >::kp(), elastoplastic::SIMSAND< T >::kp(), elastoplastic::SIMSAND< T >::plasticModulus(), elastoplastic::MohrCoulomb< T >::potentialFunction(), sigam(), elastoplastic::J2Yang< T >::yieldFunction(), elastoplastic::MohrCoulomb< T >::yieldFunction(), and elastoplastic::SIMSAND< T >::yieldFunction().

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◆ an()

template<typename T>

T constitutive::StateVariable< T >::an ( )

inline

Get the degree of fabric anisotropy of contact normal force.

References FNij().

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◆ ar()

template<typename T>

T constitutive::StateVariable< T >::ar ( ) const

inline

Get the degree of fabric anisotropy.

References Fij(), and sigm().

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◆ at()

template<typename T>

T constitutive::StateVariable< T >::at ( )

inline

Get the degree of fabric anisotropy of contact shear force.

References FTij().

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◆ b()

template<typename T>

T constitutive::StateVariable< T >::b ( ) const

inline

Get the lode parameter.

References stress().

Referenced by elastoplastic::core::ElastoplasticModel< T >::CSR(), elastoplastic::core::ElastoplasticModel< T >::postIncrement(), and micromechanical::core::MicromechanicalBase< T > *::postIncrement().

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◆ ba()

template<typename T>

T constitutive::StateVariable< T >::ba ( ) const

inline

Lode parameter with anisotropy.

References stressa().

Referenced by elastoplastic::core::ElastoplasticModel< T >::CSR(), micromechanical::core::ContactLawBase< T > *::frictionCoefficient(), and elastoplastic::core::ElastoplasticModel< T >::phi().

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◆ clearCaches()

template<typename T>

void constitutive::StateVariable< T >::clearCaches ( )

inline

Clear caches.

References constitutive::CachedVariable< T >::cached.

Referenced by copyFrom(), copyFrom(), copyTo(), F_(), and sig_().

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◆ copyContactStateVariables()

template<typename T>

void constitutive::StateVariable< T >::copyContactStateVariables	(	const int	from_idx,
		const int	to_idx,
		const bool	symmetric = false,
		const std::vector< std::string > &	cscalars = {},
		const std::vector< std::string > &	cvectors = {} )

inline

Deep copy the contact state variables from one integration point to another.

Parameters

from_idx	Index of the integration point to copy from
to_idx	Index of the integration point to copy to
symmetric	Whether to revert the symmetric contact state variables, by default False
cscalars	Custom scalar fields to be multiplied by -1
cvectors	Custom vector fields to be multiplied by -1

References cscalars.

Referenced by micromechanical::core::MicromechanicalBase< T > *::contactIntegrates().

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◆ copyFrom() [1/3]

template<typename T>

void constitutive::StateVariable< T >::copyFrom ( const StateVariable< T > & sv )

inline

Copy state variables from another state variable.

Parameters

sv	State variable to copy from

References cached_num, clearCaches(), contact_min_normal_force, cscalars, cvectors, disp, dispp, e, ec, eps, epsp, F, force, matrices, phase, scalars, sig, size, StateVariable(), vectors, and w.

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◆ copyFrom() [2/3]

template<typename T>

void constitutive::StateVariable< T >::copyFrom	(	std::vector< T > &	data,
		const bool	dispp = true,
		const bool	cscalars = true,
		const bool	cvectors = true )

inline

Copy state variables from a vector.

Parameters

data	Vector of state variables
dispp	Include plastic displacements
cscalars	Include custom scalars
cvectors	Include custom vectors

References copyFrom(), cscalars, cvectors, and dispp.

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◆ copyFrom() [3/3]

template<typename T>

void constitutive::StateVariable< T >::copyFrom	(	T *	ptr,
		int	offset = 0,
		const bool	dispp = true,
		const bool	cscalars = true,
		const bool	cvectors = true )

inline

Copy state variables from a raw pointer for ABAQUS UMAT/VUMAT interfaces.

Parameters

ptr	Raw pointer
offset	Offset
dispp	Include plastic displacements
cscalars	Include custom scalars
cvectors	Include custom vectors

References clearCaches(), cscalars, cvectors, and dispp.

Referenced by copyFrom(), elastoplastic::core::ElastoplasticModel< T >::fromAbaqus(), and micromechanical::core::MicromechanicalBase< T > *::fromAbaqus().

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◆ copyTo() [1/3]

template<typename T>

void constitutive::StateVariable< T >::copyTo ( StateVariable< T > & sv ) const

inline

Copy state variables to another state variable.

Parameters

sv	State variable to copy to

References cached_num, clearCaches(), contact_min_normal_force, cscalars, cvectors, disp, dispp, e, ec, eps, epsp, F, force, matrices, phase, scalars, sig, size, StateVariable(), vectors, and w.

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◆ copyTo() [2/3]

template<typename T>

void constitutive::StateVariable< T >::copyTo	(	std::vector< T >	data,
		const bool	dispp = true,
		const bool	cscalars = true,
		const bool	cvectors = true )

inline

Copy state variables to a vector.

Parameters

data	Vector of state variables
dispp	Include plastic displacements
cscalars	Include custom scalars
cvectors	Include custom vectors

References copyTo(), cscalars, cvectors, and dispp.

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◆ copyTo() [3/3]

template<typename T>

void constitutive::StateVariable< T >::copyTo	(	T *	ptr,
		int	offset = 0,
		const bool	dispp = true,
		const bool	cscalars = true,
		const bool	cvectors = true )

inline

Copy state variables to a raw pointer for ABAQUS UMAT/VUMAT interfaces.

Parameters

ptr	Raw pointer
offset	Offset
dispp	Include plastic displacements
cscalars	Include custom scalars
cvectors	Include custom vectors

References cscalars, cvectors, and dispp.

Referenced by copyTo(), elastoplastic::core::ElastoplasticModel< T >::toAbaqus(), and micromechanical::core::MicromechanicalBase< T > *::toAbaqus().

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◆ eeq()

template<typename T>

T constitutive::StateVariable< T >::eeq ( ) const

inline

Get the equivalent strain.

References epsij().

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◆ elastic()

template<typename T>

bool constitutive::StateVariable< T >::elastic ( ) const

inline

Whether the current state is elastic.

References plastic().

Referenced by constitutive::ElastoplasticModelBase< T >::consistentElastoplasticStiffness(), constitutive::ElastoplasticModelBase< T >::continuumElastoplasticStiffness(), constitutive::ConstitutiveModelBase< T >::elastoplasticStiffness(), and constitutive::ElastoplasticModelBase< T >::symmetricContinuumElastoplasticStiffness().

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◆ elasticStiffnessMatrix()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::elasticStiffnessMatrix ( )

inline

Referenced by micromechanical::contacts::ElasticContactLaw< T >::stiffness(), micromechanical::core::ElastoplasticContactLaw< T >::stiffness(), and micromechanical::ChangHicher< T >::yieldFunctionCorrection().

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◆ epsa()

template<typename T>

T constitutive::StateVariable< T >::epsa ( ) const

inline

Get the axial strain.

References epsij().

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◆ epsd()

template<typename T>

T constitutive::StateVariable< T >::epsd ( ) const

inline

Get the general shear strain.

References epsij().

Referenced by elastoplastic::J2Yang< T >::beginConstantStressStateScope(), elastoplastic::J2Yang< T >::dfdeps(), elastoplastic::J2Yang< T >::dfdsig(), elastoplastic::SIMSAND< T >::epsd(), and elastoplastic::J2Yang< T >::yieldFunction().

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◆ epsij()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::epsij ( ) const

inline

Get the deviatoric strain tensor.

References epskk(), and epsm().

Referenced by eeq(), epsa(), epsd(), epsij_normalized(), constitutive::FabricTensor< T >::evolve(), and constitutive::ConstitutiveModelBase< T >::loadingDirection().

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◆ epsij_normalized()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::epsij_normalized ( ) const

inline

Get the normalized deviatoric strain tensor.

References epsij().

Referenced by elastoplastic::J2Yang< T >::dfdeps(), and elastoplastic::SIMSAND< T >::dfdeps().

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◆ epskk()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::epskk ( ) const

inline

Get the mean strain tensor.

Referenced by epsij().

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◆ epsm()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::epsm ( ) const

inline

Get the strain tensor.

References constitutive::vec2mat().

Referenced by epsij(), epsv(), and constitutive::FabricTensor< T >::evolve().

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◆ epspa()

template<typename T>

T constitutive::StateVariable< T >::epspa ( ) const

inline

Get the plastic axial strain.

References epspij().

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◆ epspd()

template<typename T>

T constitutive::StateVariable< T >::epspd ( ) const

inline

Get the general plastic shear strain.

References epspij().

Referenced by elastoplastic::SIMSAND< T >::epsd().

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◆ epspij()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::epspij ( ) const

inline

Get the deviatoric plastic strain tensor.

References epspkk(), and epspm().

Referenced by epspa(), epspd(), epspij_normalized(), constitutive::FabricTensor< T >::evolve(), constitutive::ConstitutiveModelBase< T >::loadingDirection(), and peeq().

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◆ epspij_normalized()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::epspij_normalized ( ) const

inline

Get the normalized deviatoric plastic strain tensor.

References epspij().

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◆ epspkk()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::epspkk ( ) const

inline

Get the mean plastic strain tensor.

Referenced by epspij().

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◆ epspm()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::epspm ( ) const

inline

Get the plastic strain tensor.

References constitutive::vec2mat().

Referenced by epspij(), and epspv().

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◆ epspv()

template<typename T>

T constitutive::StateVariable< T >::epspv ( ) const

inline

Get the plastic volumetric strain.

References epspm().

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◆ epsv()

template<typename T>

T constitutive::StateVariable< T >::epsv ( ) const

inline

Get the volumetric strain.

References epsm().

Referenced by constitutive::ConstitutiveModelBase< T >::increment().

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◆ eta()

template<typename T>

T constitutive::StateVariable< T >::eta ( ) const

inline

Get the stress ratio.

References stress().

Referenced by constitutive::FabricTensor< T >::evolve().

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◆ etaa()

template<typename T>

T constitutive::StateVariable< T >::etaa ( ) const

inline

Get the anisotropic stress ratio.

References stressa().

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◆ F11()

template<typename T>

T constitutive::StateVariable< T >::F11 ( ) const

inline

Get the fabric tensor component F11.

◆ F12()

template<typename T>

T constitutive::StateVariable< T >::F12 ( ) const

inline

Get the fabric tensor component F12.

◆ F13()

template<typename T>

T constitutive::StateVariable< T >::F13 ( ) const

inline

Get the fabric tensor component F13.

◆ F22()

template<typename T>

T constitutive::StateVariable< T >::F22 ( ) const

inline

Get the fabric tensor component F22.

◆ F23()

template<typename T>

T constitutive::StateVariable< T >::F23 ( ) const

inline

Get the fabric tensor component F23.

◆ F33()

template<typename T>

T constitutive::StateVariable< T >::F33 ( ) const

inline

Get the fabric tensor component F33.

◆ F_() [1/2]

template<typename T>

const Eigen::Matrix< T, 6, 1 > & constitutive::StateVariable< T >::F_ ( ) const

inline

Referenced by elastoplastic::core::StressDilatancy< T >::dgdsig(), elastoplastic::core::ElastoplasticModel< T >::fromAbaqus(), micromechanical::core::MicromechanicalBase< T > *::fromAbaqus(), constitutive::ConstitutiveModelBase< T >::increment(), elastoplastic::core::ElastoplasticModel< T >::initialize(), micromechanical::core::MicromechanicalBase< T > *::initialize(), constitutive::ElastoplasticModelBase< T >::interpolateFabricTensor(), elastoplastic::core::ElastoplasticModel< T >::postIncrement(), and micromechanical::core::MicromechanicalBase< T > *::postIncrement().

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◆ F_() [2/2]

template<typename T>

Eigen::Matrix< T, 6, 1 > & constitutive::StateVariable< T >::F_ ( const bool clear_caches = true )

inline

References clearCaches().

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◆ FAV()

template<typename T>

T constitutive::StateVariable< T >::FAV ( std::optional< Eigen::Matrix< T, 3, 3 > > n = std::nullopt ) const

inline

Fabric anisotropy variable.

References Fij(), and n().

Referenced by constitutive::ElastoplasticModelBase< T >::interpolateFabricTensor(), and elastoplastic::core::ElastoplasticModel< T >::stateParameter().

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◆ feta() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::feta ( ) const

inline

References feta().

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◆ feta() [2/2]

template<typename T>

T constitutive::StateVariable< T >::feta ( const int idx ) const

inline

Get the shear force ratio.

Parameters

idx	Index of the integration point

References fnc(), and fr().

Referenced by feta(), micromechanical::contacts::ExponentialContactLaw< T >::stiffness(), and micromechanical::contacts::HyperbolicContactLaw< T >::stiffness().

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◆ Fij()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::Fij ( ) const

inline

Get the fabric tensor as a matrix.

References constitutive::vec2mat().

Referenced by Aij(), ar(), elastoplastic::core::Homogenization< T >::compliance_static(), elastoplastic::core::AnisotropicStrength< T >::CSR0(), FAV(), Fnorm(), constitutive::ConstitutiveModelBase< T >::increment(), constitutive::ElastoplasticModelBase< T >::interpolateFabricTensor(), elastoplastic::core::ElastoplasticModel< T >::stateParameter(), and elastoplastic::core::Homogenization< T >::stiffness_kinematic().

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◆ fn() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::fn ( ) const

inline

References fn().

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◆ fn() [2/2]

template<typename T>

T constitutive::StateVariable< T >::fn ( const int idx ) const

inline

Get the normal force.

Parameters

idx	Index of the integration point

Referenced by micromechanical::core::ElastoplasticContactLaw< T >::ExplicitCPA(), fn(), fnc(), micromechanical::core::StaticHypothesisLocalization< T >::localizeStrain2(), micromechanical::core::KinematicHypothesisLocalization< T >::localizeStress2(), micromechanical::ChangHicher< T >::maxYieldFunction(), micromechanical::core::MicromechanicalBase< T > *::postIncrement(), micromechanical::core::NonlinearElasticContactLaw< T >::postIncrement(), and micromechanical::ChangHicher< T >::yieldFunction().

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◆ FN11()

template<typename T>

T constitutive::StateVariable< T >::FN11 ( )

inline

Get the fabric tensor of contact normal force component FN11.

◆ FN12()

template<typename T>

T constitutive::StateVariable< T >::FN12 ( )

inline

Get the fabric tensor of contact normal force component FN12.

◆ FN13()

template<typename T>

T constitutive::StateVariable< T >::FN13 ( )

inline

Get the fabric tensor of contact normal force component FN13.

◆ FN22()

template<typename T>

T constitutive::StateVariable< T >::FN22 ( )

inline

Get the fabric tensor of contact normal force component FN22.

◆ FN23()

template<typename T>

T constitutive::StateVariable< T >::FN23 ( )

inline

Get the fabric tensor of contact normal force component FN23.

◆ FN33()

template<typename T>

T constitutive::StateVariable< T >::FN33 ( )

inline

Get the fabric tensor of contact normal force component FN33.

◆ fnc() [1/2]

template<typename T>

T constitutive::StateVariable< T >::fnc	(	const int	idx,
		T	cohesion = 0.0 ) const

inline

Get the normal force with minimal adhesive force.

Parameters

idx	Index of the integration point
cohesion	Cohesion, value less than contact_min_normal_force will be ignored

References fn().

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◆ fnc() [2/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::fnc ( T cohesion = 0.0 ) const

inline

References fnc().

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◆ FNij()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::FNij ( )

inline

Get the fabric tensor of contact normal force.

References constitutive::vec2mat().

Referenced by an().

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◆ Fnorm()

template<typename T>

T constitutive::StateVariable< T >::Fnorm ( ) const

inline

Norm of the fabric tensor.

References Fij().

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◆ fr() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::fr ( ) const

inline

References fr().

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◆ fr() [2/2]

template<typename T>

T constitutive::StateVariable< T >::fr ( const int idx ) const

inline

Get the shear force.

Parameters

idx	Index of the integration point

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◆ fs() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::fs ( ) const

inline

References fs().

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◆ fs() [2/2]

template<typename T>

T constitutive::StateVariable< T >::fs ( const int idx ) const

inline

Get the shear force at the first direction.

Parameters

idx	Index of the integration point

Referenced by fs(), and micromechanical::contacts::HypoplasticContactLaw< T >::stiffness().

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◆ fst() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 2 > constitutive::StateVariable< T >::fst ( ) const

inline

References fst().

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◆ fst() [2/2]

template<typename T>

Eigen::Matrix< T, 2, 1 > constitutive::StateVariable< T >::fst ( const int idx ) const

inline

Get the shear force at both directions.

Parameters

idx	Index of the integration point

Referenced by fst(), and nst().

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◆ ft() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::ft ( ) const

inline

References ft().

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◆ ft() [2/2]

template<typename T>

T constitutive::StateVariable< T >::ft ( const int idx ) const

inline

Get the shear force at the second direction.

Parameters

idx	Index of the integration point

Referenced by ft(), and micromechanical::contacts::HypoplasticContactLaw< T >::stiffness().

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◆ FT11()

template<typename T>

T constitutive::StateVariable< T >::FT11 ( )

inline

Get the fabric tensor of contact shear force component FT11.

◆ FT12()

template<typename T>

T constitutive::StateVariable< T >::FT12 ( )

inline

Get the fabric tensor of contact shear force component FT12.

◆ FT13()

template<typename T>

T constitutive::StateVariable< T >::FT13 ( )

inline

Get the fabric tensor of contact normal force component FT13.

◆ FT22()

template<typename T>

T constitutive::StateVariable< T >::FT22 ( )

inline

Get the fabric tensor of contact shear force component FT22.

◆ FT23()

template<typename T>

T constitutive::StateVariable< T >::FT23 ( )

inline

Get the fabric tensor of contact shear force component FT23.

◆ FT33()

template<typename T>

T constitutive::StateVariable< T >::FT33 ( )

inline

Get the fabric tensor of contact shear force component FT33.

◆ FTij()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::FTij ( )

inline

Get the fabric tensor of contact shear force.

References constitutive::vec2mat().

Referenced by at().

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◆ hash()

template<typename T>

std::size_t constitutive::StateVariable< T >::hash	(	const Eigen::Matrix< T, 3, 1 > &	dfi,
		const Eigen::Matrix< T, 3, 1 > &	dui,
		const int	idx,
		const int	precision = 15,
		const bool	symmetric = false,
		const std::vector< std::string > &	cscalars = {},
		const std::vector< std::string > &	cvectors = {} )

inline

Hash the state variables at the integration point with index idx.

Parameters

dfi	Contact force increment
dui	Contact displacement increment
idx	Index of the integration point
precision	Precision of the hash value, by default 15
symmetric	Whether to revert the symmetric contact state variables, by default False
cscalars	Custom scalar fields to be multiplied by -1
cvectors	Custom vector fields to be multiplied by -1

References cscalars.

Referenced by micromechanical::core::MicromechanicalBase< T > *::contactIntegrates().

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◆ I1()

template<typename T>

T constitutive::StateVariable< T >::I1 ( ) const

inline

Get the first invariant of the stress tensor.

References stress().

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◆ I2()

template<typename T>

T constitutive::StateVariable< T >::I2 ( ) const

inline

Get the second invariant of the stress tensor.

References stress().

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◆ I3()

template<typename T>

T constitutive::StateVariable< T >::I3 ( ) const

inline

Get the third invariant of the stress tensor.

References stress().

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◆ Ia1()

template<typename T>

T constitutive::StateVariable< T >::Ia1 ( ) const

inline

Get the first invariant of the anisotropic stress tensor.

References stressa().

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◆ Ia2()

template<typename T>

T constitutive::StateVariable< T >::Ia2 ( ) const

inline

Get the second invariant of the anisotropic stress tensor.

References stressa().

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◆ Ia3()

template<typename T>

T constitutive::StateVariable< T >::Ia3 ( ) const

inline

Get the third invariant of the anisotropic stress tensor.

References stressa().

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◆ J2()

template<typename T>

T constitutive::StateVariable< T >::J2 ( ) const

inline

Get the second invariant of the deviatoric stress tensor.

References stress().

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◆ J3()

template<typename T>

T constitutive::StateVariable< T >::J3 ( ) const

inline

Get the third invariant of the deviatoric stress tensor.

References stress().

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◆ Ja2()

template<typename T>

T constitutive::StateVariable< T >::Ja2 ( ) const

inline

Get the second invariant of the anisotropic deviatoric stress tensor.

References stressa().

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◆ Ja3()

template<typename T>

T constitutive::StateVariable< T >::Ja3 ( ) const

inline

Get the third invariant of the anisotropic deviatoric stress tensor.

References stressa().

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◆ lode()

template<typename T>

T constitutive::StateVariable< T >::lode ( ) const

inline

Get the lode angle.

References stress().

Referenced by elastoplastic::core::ElastoplasticModel< T >::CSR().

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◆ lodea()

template<typename T>

T constitutive::StateVariable< T >::lodea ( ) const

inline

Lode angle with anisotropy.

References stressa().

Referenced by elastoplastic::core::ElastoplasticModel< T >::CSR(), and elastoplastic::MohrCoulomb< T >::potentialFunction().

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◆ n()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::n ( ) const

inline

Loading direction.

Referenced by FAV().

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◆ ns()

template<typename T>

T constitutive::StateVariable< T >::ns ( const int idx ) const

inline

References nst().

Referenced by micromechanical::core::MicromechanicalBase< T > *::postIncrement().

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◆ nst()

template<typename T>

Eigen::Matrix< T, 2, 1 > constitutive::StateVariable< T >::nst ( const int idx ) const

inline

Get the shear force direction.

Parameters

idx	Index of the integration point

References fr(), and fst().

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◆ nStateVariables()

template<typename T>

int constitutive::StateVariable< T >::nStateVariables	(	const int	size = 37,
		const bool	dispp = false,
		const int	nstatev_custom = 0 )

inlinestatic

Get the number of state variables.

Parameters

size	Number of integration points
dispp	Whether to include plastic displacement in the state variables
nstatev_custom	Number of custom state variables

References dispp, size, and stateVariableNames().

Referenced by micromechanical::core::MicromechanicalBase< T > *::nstatev().

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◆ nt()

template<typename T>

T constitutive::StateVariable< T >::nt ( const int idx ) const

inline

References nst().

Referenced by micromechanical::core::MicromechanicalBase< T > *::postIncrement().

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◆ p()

template<typename T>

T constitutive::StateVariable< T >::p ( ) const

inline

Get the mean stress.

References stress().

Referenced by micromechanical::core::ExponentialBreakageCSL< T >::CSL(), micromechanical::core::LogarithmicCSL< T >::CSL(), constitutive::FabricTensor< T >::evolve(), elastoplastic::core::CriticalStateLine< T >::p(), and elastoplastic::core::StiffnessBase< T >::stressFunction().

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◆ pa()

template<typename T>

T constitutive::StateVariable< T >::pa ( ) const

inline

Get the anisotropic mean stress.

References stressa().

Referenced by elastoplastic::J2Yang< T >::dfdeps(), elastoplastic::SIMSAND< T >::dfdeps(), elastoplastic::J2Yang< T >::dfdsig(), elastoplastic::SIMSAND< T >::dfdsig(), elastoplastic::core::StressDilatancy< T >::dilatancy(), elastoplastic::J2Yang< T >::kp(), elastoplastic::SIMSAND< T >::kp(), elastoplastic::core::CriticalStateLine< T >::p(), elastoplastic::SIMSAND< T >::plasticModulus(), elastoplastic::MohrCoulomb< T >::potentialFunction(), elastoplastic::core::StiffnessBase< T >::stressFunction(), elastoplastic::J2Yang< T >::yieldFunction(), elastoplastic::MohrCoulomb< T >::yieldFunction(), and elastoplastic::SIMSAND< T >::yieldFunction().

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◆ peeq()

template<typename T>

T constitutive::StateVariable< T >::peeq ( ) const

inline

Get the equivalent plastic strain.

References epspij().

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◆ plastic()

template<typename T>

bool constitutive::StateVariable< T >::plastic ( ) const

inline

Whether the current state is plastic.

Referenced by elastic().

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◆ q()

template<typename T>

T constitutive::StateVariable< T >::q ( ) const

inline

Get the deviatoric stress.

References stress().

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◆ qa()

template<typename T>

T constitutive::StateVariable< T >::qa ( ) const

inline

Get the anisotropic deviatoric stress.

References stressa().

Referenced by elastoplastic::J2Yang< T >::dfdeps(), elastoplastic::J2Yang< T >::dfdsig(), elastoplastic::core::StressDilatancy< T >::dilatancy(), elastoplastic::MohrCoulomb< T >::potentialFunction(), elastoplastic::J2Yang< T >::yieldFunction(), elastoplastic::MohrCoulomb< T >::yieldFunction(), and elastoplastic::SIMSAND< T >::yieldFunction().

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◆ R()

template<typename T>

T constitutive::StateVariable< T >::R ( ) const

inline

Major stress ratio sig1/sig3.

References stress().

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◆ Ra()

template<typename T>

T constitutive::StateVariable< T >::Ra ( ) const

inline

Major stress ratio siga1/siga3.

References stressa().

Referenced by micromechanical::core::ContactLawBase< T > *::frictionCoefficient(), and elastoplastic::core::ElastoplasticModel< T >::phi().

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◆ revertSymmetricContactStateVariables()

template<typename T>

void constitutive::StateVariable< T >::revertSymmetricContactStateVariables	(	const int	idx,
		const std::vector< std::string > &	cscalars = {},
		const std::vector< std::string > &	cvectors = {} )

inline

Revert contact force, displacement and specified custom variables by multiplying them with -1.

Parameters

idx	Index of the integration point
cscalars	Custom scalar fields to be multiplied by -1
cvectors	Custom vector fields to be multiplied by -1

References cscalars.

◆ setStrain()

template<typename T>

void constitutive::StateVariable< T >::setStrain	(	const Eigen::Matrix< T, 6, 1 > &	eps,
		const bool	update_void_ratio = true )

inline

Set strain and update void ratio.

Parameters

eps	strain
update_void_ratio	Whether to update void ratio

References addStrain(), and eps.

Referenced by constitutive::ElastoplasticModelBase< T >::dfdeps0(), constitutive::ElastoplasticModelBase< T >::integrateToYieldSurface(), and constitutive::ElastoplasticModelBase< T >::RKn().

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◆ sig11()

template<typename T>

T constitutive::StateVariable< T >::sig11 ( ) const

inline

Get the first principal stress.

References stress().

Referenced by sigm().

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◆ sig123()

template<typename T>

Eigen::Matrix< T, 3, 1 > constitutive::StateVariable< T >::sig123 ( ) const

inline

Get the principal stresses.

References stress().

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◆ sig22()

template<typename T>

T constitutive::StateVariable< T >::sig22 ( ) const

inline

Get the second principal stress.

References stress().

Referenced by sigm().

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◆ sig33()

template<typename T>

T constitutive::StateVariable< T >::sig33 ( ) const

inline

Get the third principal stress.

References stress().

Referenced by sigm().

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◆ sig_() [1/2]

template<typename T>

const Eigen::Matrix< T, 6, 1 > & constitutive::StateVariable< T >::sig_ ( ) const

inline

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◆ sig_() [2/2]

template<typename T>

Eigen::Matrix< T, 6, 1 > & constitutive::StateVariable< T >::sig_ ( const bool clear_caches = true )

inline

References clearCaches().

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◆ siga11()

template<typename T>

T constitutive::StateVariable< T >::siga11 ( ) const

inline

First principal stress with anisotropy.

References stressa().

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◆ siga123()

template<typename T>

Eigen::Matrix< T, 3, 1 > constitutive::StateVariable< T >::siga123 ( ) const

inline

Principal stresses with anisotropy.

References stressa().

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◆ siga22()

template<typename T>

T constitutive::StateVariable< T >::siga22 ( ) const

inline

Second principal stress with anisotropy.

References stressa().

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◆ siga33()

template<typename T>

T constitutive::StateVariable< T >::siga33 ( ) const

inline

Third principal stress with anisotropy.

References stressa().

Referenced by elastoplastic::core::ElastoplasticModel< T >::converged().

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◆ sigakk()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::sigakk ( ) const

inline

Get the anisotropic mean stress tensor.

References stressa().

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◆ sigam()

template<typename T>

const Eigen::Matrix< T, 3, 3 > & constitutive::StateVariable< T >::sigam ( ) const

inline

Get the anisotropic stress tensor.

References Aij(), constitutive::CachedVariable< T >::cached, constitutive::CachedMatrix33< T >::initialize(), sigm(), and constitutive::CachedVariable< T >::value().

Referenced by elastoplastic::J2Yang< T >::beginConstantStressStateScope(), elastoplastic::SIMSAND< T >::beginConstantStressStateScope(), elastoplastic::core::AnisotropicStrength< T >::CSR0(), constitutive::ConstitutiveModelBase< T >::increment(), and stressa().

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◆ sigkk()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::sigkk ( ) const

inline

Get the mean stress tensor.

References stress().

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◆ sigm()

template<typename T>

const Eigen::Matrix< T, 3, 3 > & constitutive::StateVariable< T >::sigm ( ) const

inline

Get the stress tensor.

References constitutive::CachedVariable< T >::cached, constitutive::CachedMatrix33< T >::initialize(), sig11(), sig22(), sig33(), and constitutive::CachedVariable< T >::value().

Referenced by ar(), elastoplastic::core::AnisotropicStrength< T >::CSR0(), sigam(), and stress().

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◆ stateVariableNames()

template<typename T>

std::vector< std::string > constitutive::StateVariable< T >::stateVariableNames	(	const int	size = 37,
		const bool	dispp = true,
		const int	nstatev_custom = 0 )

inlinestatic

Get the names of the state variables.

References dispp, size, and StateVariable().

Referenced by nStateVariables().

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◆ strain()

template<typename T>

Tensor2< T > constitutive::StateVariable< T >::strain ( ) const

inline

Get the strain tensor.

References constitutive::Tensor2< T >::fromVector().

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◆ strainp()

template<typename T>

Tensor2< T > constitutive::StateVariable< T >::strainp ( ) const

inline

Get the plastic strain tensor.

References constitutive::Tensor2< T >::fromVector().

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◆ stress()

template<typename T>

const Tensor2< T > & constitutive::StateVariable< T >::stress ( ) const

inline

Get the stress tensor.

References constitutive::CachedVariable< T >::cached, constitutive::CachedTensor2< T >::initialize(), sigm(), and constitutive::CachedVariable< T >::value().

Referenced by b(), eta(), constitutive::FabricTensor< T >::evolve(), I1(), I2(), I3(), J2(), J3(), lode(), p(), q(), R(), sig11(), sig123(), sig22(), sig33(), sigkk(), tauij(), and theta().

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◆ stressa()

template<typename T>

const Tensor2< T > & constitutive::StateVariable< T >::stressa ( ) const

inline

anisotropic stress tensor

References constitutive::CachedVariable< T >::cached, constitutive::CachedTensor2< T >::initialize(), sigam(), and constitutive::CachedVariable< T >::value().

Referenced by ba(), etaa(), Ia1(), Ia2(), Ia3(), Ja2(), Ja3(), lodea(), pa(), qa(), Ra(), siga11(), siga123(), siga22(), siga33(), sigakk(), tauaij(), and thetaa().

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◆ tauaij()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::tauaij ( ) const

inline

Get the anisotropic deviatoric stress tensor.

References stressa().

Referenced by constitutive::ConstitutiveModelBase< T >::loadingDirection(), and tauaij_normalized().

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◆ tauaij_normalized()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::tauaij_normalized ( ) const

inline

Get the normalized anisotropic deviatoric stress tensor.

References e, and tauaij().

Referenced by elastoplastic::J2Yang< T >::dfdsig(), elastoplastic::SIMSAND< T >::dfdsig(), and elastoplastic::core::StressDilatancy< T >::dgdsig().

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◆ tauij()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::tauij ( ) const

inline

Get the deviatoric stress tensor.

References stress().

Referenced by constitutive::FabricTensor< T >::evolve(), constitutive::ConstitutiveModelBase< T >::loadingDirection(), and tauij_normalized().

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◆ tauij_normalized()

template<typename T>

Eigen::Matrix< T, 3, 3 > constitutive::StateVariable< T >::tauij_normalized ( ) const

inline

Get the normalized deviatoric stress tensor.

References e, and tauij().

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◆ theta()

template<typename T>

T constitutive::StateVariable< T >::theta ( ) const

inline

Get the lode angle (0, pi/3).

References stress().

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◆ thetaa()

template<typename T>

T constitutive::StateVariable< T >::thetaa ( ) const

inline

Lode angle (0, pi/3) with anisotropy.

References stressa().

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◆ un() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::un ( ) const

inline

References un().

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◆ un() [2/2]

template<typename T>

T constitutive::StateVariable< T >::un ( const int idx ) const

inline

Get the normal displacement.

Parameters

idx	Index of the integration point

Referenced by un().

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◆ upn() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::upn ( ) const

inline

References upn().

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◆ upn() [2/2]

template<typename T>

T constitutive::StateVariable< T >::upn ( const int idx ) const

inline

Get the plastic normal displacement.

Parameters

idx	Index of the integration point

Referenced by upn().

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◆ upr() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::upr ( ) const

inline

References upr().

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◆ upr() [2/2]

template<typename T>

T constitutive::StateVariable< T >::upr ( const int idx ) const

inline

Get the plastic shear displacement.

Parameters

idx	Index of the integration point

Referenced by micromechanical::contacts::OSIMSANDContactLaw< T >::plasticModulus0(), micromechanical::contacts::SIMSANDContactLaw< T >::plasticModulus0(), upr(), micromechanical::contacts::OSIMSANDContactLaw< T >::yieldFunction(), and micromechanical::contacts::SIMSANDContactLaw< T >::yieldFunction().

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◆ ups() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::ups ( ) const

inline

References ups().

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◆ ups() [2/2]

template<typename T>

T constitutive::StateVariable< T >::ups ( const int idx ) const

inline

Get the plastic shear displacement at the first direction.

Parameters

idx	Index of the integration point

Referenced by ups().

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◆ upst() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 2 > constitutive::StateVariable< T >::upst ( ) const

inline

References upst().

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◆ upst() [2/2]

template<typename T>

Eigen::Matrix< T, 2, 1 > constitutive::StateVariable< T >::upst ( const int idx ) const

inline

Get the plastic shear displacement at both directions.

Parameters

idx	Index of the integration point

Referenced by upst().

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◆ upt() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::upt ( ) const

inline

References upt().

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◆ upt() [2/2]

template<typename T>

T constitutive::StateVariable< T >::upt ( const int idx ) const

inline

Get the plastic shear displacement at the second direction.

Parameters

idx	Index of the integration point

Referenced by upt().

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◆ ur() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::ur ( ) const

inline

References ur().

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◆ ur() [2/2]

template<typename T>

T constitutive::StateVariable< T >::ur ( const int idx ) const

inline

Get the shear displacement.

Parameters

idx	Index of the integration point

Referenced by micromechanical::contacts::OSIMSANDContactLaw< T >::plasticModulus0(), micromechanical::contacts::SIMSANDContactLaw< T >::plasticModulus0(), micromechanical::contacts::ExponentialContactLaw< T >::stiffness(), micromechanical::contacts::HyperbolicContactLaw< T >::stiffness(), ur(), micromechanical::contacts::OSIMSANDContactLaw< T >::yieldFunction(), and micromechanical::contacts::SIMSANDContactLaw< T >::yieldFunction().

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◆ us() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::us ( ) const

inline

References us().

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◆ us() [2/2]

template<typename T>

T constitutive::StateVariable< T >::us ( const int idx ) const

inline

Get the shear displacement at the first direction.

Parameters

idx	Index of the integration point

Referenced by us().

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◆ ust() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 2 > constitutive::StateVariable< T >::ust ( ) const

inline

References ust().

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◆ ust() [2/2]

template<typename T>

Eigen::Matrix< T, 2, 1 > constitutive::StateVariable< T >::ust ( const int idx ) const

inline

Get the shear displacement at both directions.

Parameters

idx	Index of the integration point

Referenced by ust().

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◆ ut() [1/2]

template<typename T>

Eigen::Matrix< T, Eigen::Dynamic, 1 > constitutive::StateVariable< T >::ut ( ) const

inline

References ut().

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◆ ut() [2/2]

template<typename T>

T constitutive::StateVariable< T >::ut ( const int idx ) const

inline

Get the shear displacement at the second direction.

Parameters

idx	Index of the integration point

Referenced by ut().

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Member Data Documentation

◆ cached_num

template<typename T>

int constitutive::StateVariable< T >::cached_num = 0

cached number of the integration points

Referenced by micromechanical::core::MicromechanicalBase< T > *::contactIntegrates(), copyFrom(), and copyTo().

◆ contact_min_normal_force

template<typename T>

T constitutive::StateVariable< T >::contact_min_normal_force = 1e-10

minimum normal force

Referenced by copyFrom(), copyTo(), micromechanical::core::Material< T >::initialize(), and micromechanical::core::ContactLawBase< T > *::integrate().

◆ cscalars

template<typename T>

std::unordered_map<std::string, Eigen::Matrix<T, Eigen::Dynamic, 1> > constitutive::StateVariable< T >::cscalars = {}

custom contact scalars

◆ cvectors

template<typename T>

std::unordered_map<std::string, Eigen::Matrix<T, Eigen::Dynamic, Eigen::Dynamic> > constitutive::StateVariable< T >::cvectors

Initial value:

=

{}

custom contact vectors

Referenced by copyFrom(), copyFrom(), copyFrom(), copyTo(), copyTo(), copyTo(), constitutive::ConstitutiveModelBase< T >::resetCustomStateVariables(), and micromechanical::ChangHicher< T >::stressStrainIntegrate1().

◆ disp

template<typename T>

Eigen::Matrix<T, Eigen::Dynamic, 3> constitutive::StateVariable< T >::disp

displacement

Referenced by micromechanical::core::MicromechanicalBase< T > *::contactIntegrates(), copyFrom(), copyTo(), micromechanical::core::ElastoplasticContactLaw< T >::ExplicitCPA(), micromechanical::core::ContactLawBase< T > *::forceDisplacement(), micromechanical::core::ContactLawBase< T > *::increment(), and micromechanical::ChangHicher< T >::stressStrainIntegrate1().

◆ dispp

template<typename T>

Eigen::Matrix<T, Eigen::Dynamic, 3> constitutive::StateVariable< T >::dispp

plastic displacement

Referenced by copyFrom(), copyFrom(), copyFrom(), copyTo(), copyTo(), copyTo(), micromechanical::core::ElastoplasticContactLaw< T >::ExplicitCPA(), nStateVariables(), stateVariableNames(), and micromechanical::ChangHicher< T >::stressStrainIntegrate1().

◆ e

template<typename T>

T constitutive::StateVariable< T >::e = 0.0

void ratio

Referenced by copyFrom(), copyTo(), elastoplastic::J2Yang< T >::dfdeps(), elastoplastic::core::ElastoplasticModel< T >::dMpde(), elastoplastic::core::ElastoplasticModel< T >::dMpdec(), elastoplastic::core::ElastoplasticModel< T >::dMptde(), elastoplastic::core::ElastoplasticModel< T >::dMptdec(), micromechanical::core::RichartStiffness< T >::elasticStiffness(), constitutive::FabricTensor< T >::evolve(), constitutive::ConstitutiveModelBase< T >::increment(), micromechanical::contacts::SANISANDContactLaw< T >::plasticModulus(), micromechanical::contacts::MCCContactLaw< T >::plasticModulus0(), constitutive::ElastoplasticModelBase< T >::returnMapping(), elastoplastic::core::ElastoplasticModel< T >::stateParameter(), micromechanical::contacts::HypoplasticContactLaw< T >::stiffness(), constitutive::ElastoplasticModelBase< T >::stressStrainIntegrate(), micromechanical::ChangHicher< T >::stressStrainIntegrate1(), micromechanical::core::CSLBase< T >::tanphip(), micromechanical::core::CSLBase< T >::tanphipt(), tauaij_normalized(), tauij_normalized(), constitutive::ConstitutiveModelBase< T >::updateVoidRatio(), elastoplastic::core::StiffnessBase< T >::voidRatioFunction(), and micromechanical::contacts::SANISANDContactLaw< T >::yieldFunction().

◆ e0

template<typename T>

T constitutive::StateVariable< T >::e0 = 0.0

initial void ratio

Referenced by elastoplastic::J2Yang< T >::dfdeps(), constitutive::ConstitutiveModelBase< T >::increment(), and constitutive::ConstitutiveModelBase< T >::updateVoidRatio().

◆ ec

template<typename T>

T constitutive::StateVariable< T >::ec = 0.0

critical void ratio

Referenced by micromechanical::ChangHicher< T >::contactIntegrate(), copyFrom(), copyTo(), elastoplastic::core::CriticalStateLine< T >::CSL(), micromechanical::core::ExponentialBreakageCSL< T >::CSL(), micromechanical::core::LogarithmicCSL< T >::CSL(), elastoplastic::core::ElastoplasticModel< T >::dMpde(), elastoplastic::core::ElastoplasticModel< T >::dMpdec(), elastoplastic::core::ElastoplasticModel< T >::dMptde(), elastoplastic::core::ElastoplasticModel< T >::dMptdec(), constitutive::FabricTensor< T >::evolve(), micromechanical::ChangHicher< T >::maxYieldFunction(), constitutive::ElastoplasticModelBase< T >::returnMapping(), elastoplastic::core::ElastoplasticModel< T >::stateParameter(), micromechanical::core::CSLBase< T >::tanphip(), micromechanical::core::CSLBase< T >::tanphipt(), and micromechanical::contacts::SANISANDContactLaw< T >::yieldFunction().

◆ eps

template<typename T>

Eigen::Matrix<T, 6, 1> constitutive::StateVariable< T >::eps = Eigen::Matrix<T, 6, 1>::Zero()

strain vector

Referenced by copyFrom(), copyTo(), constitutive::ElastoplasticModelBase< T >::CPPM(), constitutive::ElastoplasticModelBase< T >::dfdeps0(), constitutive::ConstitutiveModelBase< T >::elastoplasticStiffness(), constitutive::LoadPhase< T >::finalize(), constitutive::ConstitutiveModelBase< T >::increment(), constitutive::LoadPhase< T >::initialize(), constitutive::ElastoplasticModelBase< T >::integrateToYieldSurface(), constitutive::ElastoplasticModelBase< T >::RKn(), constitutive::ElastoplasticModelBase< T >::RungeKutta(), setStrain(), constitutive::ElastoplasticModelBase< T >::stressStrainIntegrate(), micromechanical::ChangHicher< T >::stressStrainIntegrate1(), and constitutive::ElastoplasticModelBase< T >::yieldFunctionCorrection().

◆ epsp

template<typename T>

Eigen::Matrix<T, 6, 1> constitutive::StateVariable< T >::epsp = Eigen::Matrix<T, 6, 1>::Zero()

plastic strain vector

Referenced by copyFrom(), copyTo(), constitutive::ElastoplasticModelBase< T >::CPPM(), constitutive::ElastoplasticModelBase< T >::dfdepsp0(), constitutive::ElastoplasticModelBase< T >::RKn(), constitutive::ElastoplasticModelBase< T >::RungeKutta(), constitutive::ElastoplasticModelBase< T >::stressStrainIntegrate(), micromechanical::ChangHicher< T >::stressStrainIntegrate1(), constitutive::ConstitutiveModelBase< T >::umat(), and constitutive::ElastoplasticModelBase< T >::yieldFunctionCorrection().

◆ F

template<typename T>

Eigen::Matrix<T, 6, 1> constitutive::StateVariable< T >::F = Eigen::Matrix<T, 6, 1>::Zero()

fabric vector F

Referenced by constitutive::ElastoplasticModelBase< T >::beginConstantStressStateScope1(), copyFrom(), copyTo(), constitutive::ElastoplasticModelBase< T >::dfdeps1(), constitutive::ElastoplasticModelBase< T >::dfdepsp1(), constitutive::ElastoplasticModelBase< T >::dfdsig1(), constitutive::ConstitutiveModelBase< T >::increment(), constitutive::ElastoplasticModelBase< T >::plasticModulus1(), elastoplastic::core::ElastoplasticModel< T >::preIncrement(), and constitutive::ElastoplasticModelBase< T >::yieldFunction1().

◆ force

template<typename T>

Eigen::Matrix<T, Eigen::Dynamic, 3> constitutive::StateVariable< T >::force

force

◆ matrices

template<typename T>

std::unordered_map<std::string, Eigen::Matrix<T, Eigen::Dynamic, Eigen::Dynamic> > constitutive::StateVariable< T >::matrices

Initial value:

=

{}

custom matrices

Referenced by copyFrom(), copyTo(), elastoplastic::J2Yang< T >::dfdsig(), elastoplastic::SIMSAND< T >::dfdsig(), elastoplastic::core::ElastoplasticModel< T >::preIncrement(), constitutive::ElastoplasticModelBase< T >::RungeKutta(), constitutive::ElastoplasticModelBase< T >::stressStrainIntegrate(), and constitutive::ConstitutiveModelBase< T >::umat().

◆ phase

template<typename T>

int constitutive::StateVariable< T >::phase = 0

load phase index

Referenced by copyFrom(), and copyTo().

◆ scalars

template<typename T>

std::unordered_map<std::string, T> constitutive::StateVariable< T >::scalars = {}

custom scalars

◆ sig

template<typename T>

Eigen::Matrix<T, 6, 1> constitutive::StateVariable< T >::sig = Eigen::Matrix<T, 6, 1>::Zero()

stress vector

◆ size

template<typename T>

int constitutive::StateVariable< T >::size = 37

number of the integration points

Referenced by copyFrom(), copyTo(), micromechanical::contacts::MCCContactLaw< T >::initialize(), micromechanical::contacts::SANISANDContactLaw< T >::initialize(), micromechanical::core::MicromechanicalBase< T > *::initialize(), micromechanical::ChangHicher< T >::maxYieldFunction(), nStateVariables(), StateVariable(), and stateVariableNames().

◆ vectors

template<typename T>

std::unordered_map<std::string, Eigen::Matrix<T, Eigen::Dynamic, 1> > constitutive::StateVariable< T >::vectors = {}

custom vectors

Referenced by constitutive::ElastoplasticModelBase< T >::continuumElastoplasticStiffness(), copyFrom(), copyTo(), constitutive::ElastoplasticModelBase< T >::ExplicitCPA(), micromechanical::core::ElastoplasticContactLaw< T >::ExplicitCPA(), elastoplastic::core::ElastoplasticModel< T >::initialize(), micromechanical::core::MicromechanicalBase< T > *::initialize(), micromechanical::contacts::MCCContactLaw< T >::plasticModulus0(), micromechanical::contacts::OSIMSANDContactLaw< T >::plasticModulus0(), micromechanical::contacts::SIMSANDContactLaw< T >::plasticModulus0(), elastoplastic::core::ElastoplasticModel< T >::postIncrement(), micromechanical::core::MicromechanicalBase< T > *::postIncrement(), elastoplastic::core::ElastoplasticModel< T >::preIncrement(), micromechanical::contacts::HypoplasticContactLaw< T >::preIntegration(), constitutive::ConstitutiveModelBase< T >::resetCustomStateVariables(), constitutive::ElastoplasticModelBase< T >::RKn(), micromechanical::contacts::HypoplasticContactLaw< T >::stiffness(), micromechanical::core::ElastoplasticContactLaw< T >::stiffness(), constitutive::ElastoplasticModelBase< T >::stressStrainIntegrate(), and micromechanical::contacts::MCCContactLaw< T >::updateHardeningVariables().

◆ w

template<typename T>

Eigen::Matrix<T, Eigen::Dynamic, 1> constitutive::StateVariable< T >::w

plastic work

Referenced by copyFrom(), copyTo(), micromechanical::core::ExponentialBreakageCSL< T >::CSL(), micromechanical::core::ElastoplasticContactLaw< T >::ExplicitCPA(), micromechanical::contacts::MCCContactLaw< T >::plasticModulus0(), micromechanical::core::NonlinearElasticContactLaw< T >::postIncrement(), micromechanical::ChangHicher< T >::stressStrainIntegrate1(), and micromechanical::contacts::MCCContactLaw< T >::updateHardeningVariables().

The documentation for this struct was generated from the following file:

include/constitutive/statevariable.hpp

Public Member Functions

Static Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

◆ StateVariable()

Member Function Documentation

◆ A11()

◆ A12()

◆ A13()

◆ A22()

◆ A23()

◆ A33()

◆ addStrain()

◆ Aij()

◆ an()

◆ ar()

◆ at()

◆ b()

◆ ba()

◆ clearCaches()

◆ copyContactStateVariables()

◆ copyFrom() [1/3]

◆ copyFrom() [2/3]

◆ copyFrom() [3/3]

◆ copyTo() [1/3]

◆ copyTo() [2/3]

◆ copyTo() [3/3]

◆ eeq()

◆ elastic()

◆ elasticStiffnessMatrix()

◆ epsa()

◆ epsd()

◆ epsij()

◆ epsij_normalized()

◆ epskk()

◆ epsm()

◆ epspa()

◆ epspd()

◆ epspij()

◆ epspij_normalized()

◆ epspkk()

◆ epspm()

◆ epspv()

◆ epsv()

◆ eta()

◆ etaa()

◆ F11()

◆ F12()

◆ F13()

◆ F22()

◆ F23()

◆ F33()

◆ F_() [1/2]

◆ F_() [2/2]

◆ FAV()

◆ feta() [1/2]

◆ feta() [2/2]

◆ Fij()

◆ fn() [1/2]

◆ fn() [2/2]

◆ FN11()

◆ FN12()

◆ FN13()

◆ FN22()

◆ FN23()

◆ FN33()

◆ fnc() [1/2]

◆ fnc() [2/2]

◆ FNij()

◆ Fnorm()

◆ fr() [1/2]

◆ fr() [2/2]

◆ fs() [1/2]

◆ fs() [2/2]

◆ fst() [1/2]

◆ fst() [2/2]

◆ ft() [1/2]

◆ ft() [2/2]

◆ FT11()