"two-spring isolator" material. This material is based on the two-spring model originally developed by Koh and Kelly to represent the buckling behavior of an elastomeric bearing. The material model has been modified to include material nonlinearity and optional strength degradation. More...

#include <Isolator2spring.h>

Inheritance diagram for XC::Isolator2spring:

Public Member Functions
	Isolator2spring (int tag, double tol_in, double k1_in, double Fy_in, double kb_in, double kvo_in, double hb_in, double Pe_in, double po_in)

	Isolator2spring (int tag)

int	setInitialSectionDeformation (const Vector &v)

int	setTrialSectionDeformation (const Vector &v)

const Matrix &	getSectionTangent (void) const
	Return the tangent stiffness matrix.

const Matrix &	getInitialTangent (void) const
	Return the initial tangent stiffness matrix.

const Vector &	getStressResultant (void) const
	Return the resultante de tensiones.

void	zeroInitialSectionDeformation (void)
	Zeroes initial strain.

const Vector &	getInitialSectionDeformation (void) const
	Return the initial deformation del material.

const Vector &	getSectionDeformation (void) const
	Returns material's trial deformation.

double	getStrain (const double &, const double &) const
	Returns strain at position being passed as parameter.

int	commitState (void)

int	revertToLastCommit (void)

int	revertToStart (void)

SectionForceDeformation *	getCopy (void) const
	Virtual constructor.

const ResponseId &	getType (void) const

int	getOrder (void) const

int	sendSelf (CommParameters &)

int	recvSelf (const CommParameters &)

void	Print (std::ostream &s, int flag=0)
	Imprime el objeto.

Public Member Functions inherited from XC::SectionForceDeformation
	SectionForceDeformation (int tag, int classTag, MaterialLoader *mat_ldr=nullptr)
	Constructor.

	SectionForceDeformation (const SectionForceDeformation &otro)
	Copy constructor.

SectionForceDeformation &	operator= (const SectionForceDeformation &otro)
	Assignment operator.

MaterialLoader *	getMaterialLoader (void)

virtual int	addInitialSectionDeformation (const Vector &)
	Adds to the generalized strains vector inicial el being passed as parameter.

void	setInitialGeneralizedStrain (const Vector &iS)

const Vector &	getInitialGeneralizedStrain (void) const

double	getSectionDeformation (const int &) const
	Returns 'defID' component of the generalized strain vector.

double	getSectionDeformationByName (const std::string &) const
	Returns section's trial deformation component by its name.

double	getStressResultant (const int &) const
	Returns 'defID' component of the generalized stress vector.

double	getStressResultantByName (const std::string &) const
	Returns the esfuerzos de la placa.

virtual const Matrix &	getSectionFlexibility (void) const
	Returns the tangent flexibility matrix of the section.

virtual const Matrix &	getInitialFlexibility (void) const
	Returns the initial flexibility matrix of the section.

const Vector &	getGeneralizedStress (void) const

virtual const Vector &	getGeneralizedStrain (void) const

virtual double	getRho (void) const
	Returns the densidad (masa por unidad de longitud/area/volumen) of the section.

std::string	getTypeString (void) const
	Comma separated internal forces names to with the section contributes with stiffness.

virtual Response *	setResponse (const std::vector< std::string > &argv, Information &info)
	Returns the respuesta of the section.

virtual int	getResponse (int responseID, Information &info)
	Returns section response.

virtual int	setParameter (const std::vector< std::string > &argv, Parameter &param)

virtual int	updateParameter (int parameterID, Information &info)

virtual int	activateParameter (int parameterID)

virtual const Vector &	getStressResultantSensitivity (int gradNumber, bool conditional)

virtual const Vector &	getSectionDeformationSensitivity (int gradNumber)

virtual const Matrix &	getSectionTangentSensitivity (int gradNumber)

virtual double	getRhoSensitivity (int gradNumber)

virtual int	commitSensitivity (const Vector &sectionDeformationGradient, int gradNumber, int numGrads)

Public Member Functions inherited from XC::Material
	Material (int tag, int classTag)
	Constructor.

const MaterialLoader *	GetMaterialLoader (void) const
	Returns (if possible) a pointer to the material handler (owner).

MaterialLoader *	GetMaterialLoader (void)
	Returs a pointer to the material handler (if possible).

std::string	getName (void) const
	Returns the name of the material.

virtual int	setVariable (const std::string &argv)

virtual int	getVariable (int variableID, double &info)

virtual void	update (void)
	Update state variables for the material according to the new values of the parameters.

virtual void	addInitialGeneralizedStrain (const Vector &)
	Increments generalized strain. More...

virtual void	zeroInitialGeneralizedStrain (void)
	zeroes initial generalized strain

Public Member Functions inherited from XC::TaggedObject
	TaggedObject (int tag, EntCmd *owr=nullptr)
	Constructor.

void	assignTag (int newTag)
	Establece el valor del tag.

int	getTag (void) const

Public Member Functions inherited from XC::MovableObject
	MovableObject (int classTag, int dbTag)
	Constructor.

	MovableObject (int classTag)
	Constructor.

	MovableObject (const MovableObject &otro)
	Copy constructor.

MovableObject &	operator= (const MovableObject &otro)
	Operacdor asignación.

int	getClassTag (void) const
	Returns the tag de la clase.

int	getDbTag (void) const
	Returns the tag para la database.

int	getDbTag (CommParameters &)
	Returns the tag para la database.

void	setDbTag (int dbTag)
	Asigna el tag para la database.

void	setDbTag (CommParameters &)
	Asigna, sólo si es preciso, el tag para la database.

virtual int	setVariable (const std::string &variable, Information &)
	Returns the identificador de la variable cuyo nombre being passed as parameter.

virtual int	getVariable (const std::string &variable, Information &)

Public Member Functions inherited from XC::DistributedBase
	DistributedBase (void)
	Constructor.

virtual DbTagData &	getDbTagData (void) const
	Returns a vector to store class dbTags.

const int &	getDbTagDataPos (const int &i) const
	Returns the data at the i-th position.

void	setDbTagDataPos (const int &i, const int &v)
	Sets the data at the i-th position.

void	inicComm (const int &dataSize) const
	Initializes communication.

Protected Member Functions
int	sendData (CommParameters &)
	Send object members through the channel being passed as parameter.

int	recvData (const CommParameters &)
	Receives object members through the channel being passed as parameter.

Protected Member Functions inherited from XC::SectionForceDeformation
int	sendData (CommParameters &cp)
	Send object members through the channel defined in cp.

int	recvData (const CommParameters &cp)
	Receives object members through the channel defined in cp.

Protected Member Functions inherited from XC::TaggedObject
void	setTag (int newTag)
	Establece el valor del tag.

Additional Inherited Members
Protected Attributes inherited from XC::SectionForceDeformation
Matrix *	fDefault
	Default flexibility matrix.

MaterialLoader *	material_loader
	Material definition handler (search,...).

Detailed Description

"two-spring isolator" material. This material is based on the two-spring model originally developed by Koh and Kelly to represent the buckling behavior of an elastomeric bearing. The material model has been modified to include material nonlinearity and optional strength degradation.

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

/usr/local/src/prg/xc/src/material/section/Isolator2spring.h
/usr/local/src/prg/xc/src/material/section/Isolator2spring.cpp

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description