MooneyRivlin final

Compressible Mooney-Rivlin hyperelastic law.

Defined in Rodin/Solid/Constitutive/MooneyRivlin.h

class MooneyRivlin final;

Parameterized by material constants and bulk modulus .

Direct inheritance by class family

HyperElasticLaw

↓

MooneyRivlin

Inherits from

Base class	Responsibility
`HyperElasticLaw<MooneyRivlin>`public Full type HyperElasticLaw< MooneyRivlin >	CRTP base class for hyperelastic constitutive laws.

Inherited interface

Declared in	Members
`HyperElasticLaw`	4 members `hasSameDirection()` protected `hasSameKinematics()` protected `operator=()` protected `require()` protected

Constructors, destructors, conversion operators

MooneyRivlin(Real c1, Real c2, Real kappa): Constructs a Mooney-Rivlin law.
MooneyRivlin(const MooneyRivlin& other) defaulted: Copy constructor.
MooneyRivlin(MooneyRivlin&& other) defaulted: Move constructor.

Public functions

auto getMaterialConstantC1() const -> Real: Gets .
auto getMaterialConstantC2() const -> Real: Gets .
auto getBulkModulus() const -> Real: Gets the bulk modulus .
auto setConstitutivePoint(const ConstitutivePoint& cp) -> MooneyRivlin&: Binds owned evaluation data, reusing unchanged constitutive inputs.
auto getKinematicState() const -> const KinematicState&: Returns the owned kinematics of the prepared point.
auto getStrainEnergyDensity() const -> Real: Returns the strain-energy density at the prepared point.
void getFirstPiolaKirchhoffStress(Math::SpatialMatrix<Real>& P) const: Computes stress at the prepared point.
void getMaterialTangent(Math::SpatialMatrix<Real>& dP, const Math::SpatialMatrix<Real>& dF) const: Computes the tangent action at the prepared point.

Function documentation

MooneyRivlin(Real c1, Real c2, Real kappa)

Constructs a Mooney-Rivlin law.

Parameters
c1	First material constant
c2	Second material constant
kappa	Bulk modulus

MooneyRivlin(const MooneyRivlin& other) defaulted

Copy constructor.

Parameters
other	Object to copy from.

MooneyRivlin(MooneyRivlin&& other) defaulted

Move constructor.

Parameters
other	Object to move from.

Real getMaterialConstantC1() const

Gets .

Returns	.

Real getMaterialConstantC2() const

Gets .

Returns	.

Real getBulkModulus() const

Gets the bulk modulus .

Returns	The bulk modulus .

MooneyRivlin& setConstitutivePoint(const ConstitutivePoint& cp)

Binds owned evaluation data, reusing unchanged constitutive inputs.

Parameters
cp	Constitutive point supplying kinematics and law-specific inputs.
Returns	This law after successful binding.

const KinematicState& getKinematicState() const

Returns the owned kinematics of the prepared point.

Returns	Prepared kinematic state.

Real getStrainEnergyDensity() const

Returns the strain-energy density at the prepared point.

Returns	Stored strain-energy density.

void getFirstPiolaKirchhoffStress(Math::SpatialMatrix<Real>& P) const

Computes stress at the prepared point.

Parameters
P	Output first Piola-Kirchhoff stress.

void getMaterialTangent(Math::SpatialMatrix<Real>& dP, const Math::SpatialMatrix<Real>& dF) const

Computes the tangent action at the prepared point.

Parameters
dP	Output stress increment.
dF	Deformation-gradient increment.