Prescribes an average displacement gradient based on microperiodicity. More...

#include <prescribedgradientbcperiodic.h>

Inheritance diagram for oofem::PrescribedGradientBCPeriodic:

Collaboration diagram for oofem::PrescribedGradientBCPeriodic:

Public Member Functions
	PrescribedGradientBCPeriodic (int n, Domain *d)

virtual	~PrescribedGradientBCPeriodic ()

virtual IRResultType	initializeFrom (InputRecord *ir)
	Initializes receiver according to object description stored in input record. More...

virtual void	giveInputRecord (DynamicInputRecord &input)

virtual void	postInitialize ()
	Performs post initialization steps. More...

virtual int	giveNumberOfInternalDofManagers ()
	Gives the number of internal dof managers. More...

virtual DofManager *	giveInternalDofManager (int i)
	Gives an internal dof manager from receiver. More...

virtual int	giveNumberOfMasterDofs (ActiveDof *dof)
	Allows for active boundary conditions to handle their own special DOF. More...

virtual Dof *	giveMasterDof (ActiveDof *dof, int mdof)
	Give the pointer to master dof belonging to active DOF. More...

virtual void	computeDofTransformation (ActiveDof *dof, FloatArray &masterContribs)

virtual void	computeField (FloatArray &sigma, TimeStep *tStep)
	Computes the homogenized, macroscopic, field (stress). More...

virtual void	computeTangent (FloatMatrix &E, TimeStep *tStep)
	Computes the macroscopic tangent for homogenization problems through sensitivity analysis. More...

double	giveUnknown (double val, ValueModeType mode, TimeStep tStep, ActiveDof dof)

virtual double	giveUnknown (PrimaryField &field, ValueModeType mode, TimeStep tStep, ActiveDof dof)
	Computes the value of the dof. More...

virtual double	giveUnknown (ValueModeType mode, TimeStep tStep, ActiveDof dof)
	Computes the value of the dof. More...

virtual bool	isPrimaryDof (ActiveDof *dof)
	Checks to see if the dof is a primary DOF. More...

virtual double	giveBcValue (Dof dof, ValueModeType mode, TimeStep tStep)
	Returns the prescribed value of a dof (if any). More...

virtual bool	hasBc (Dof dof, TimeStep tStep)
	Returns the prescribed value of a dof (if any). More...

bool	isStrainDof (Dof *dof)

virtual bool	requiresActiveDofs ()
	Checks to see if active boundary condition requires special DOFs. More...

virtual const char *	giveClassName () const

virtual const char *	giveInputRecordName () const

Public Member Functions inherited from oofem::ActiveBoundaryCondition
	ActiveBoundaryCondition (int n, Domain *d)
	Constructor. More...

virtual	~ActiveBoundaryCondition ()
	Destructor. More...

virtual void	assemble (SparseMtrx &answer, TimeStep *tStep, CharType type, const UnknownNumberingScheme &r_s, const UnknownNumberingScheme &c_s, double scale=1.0)
	Assembles B.C. More...

virtual void	assembleVector (FloatArray &answer, TimeStep tStep, CharType type, ValueModeType mode, const UnknownNumberingScheme &s, FloatArray eNorms=NULL)
	Assembles B.C. More...

virtual void	giveLocationArrays (std::vector< IntArray > &rows, std::vector< IntArray > &cols, CharType type, const UnknownNumberingScheme &r_s, const UnknownNumberingScheme &c_s)
	Gives a list of location arrays that will be assembled. More...

virtual void	addElementSide (int elem, int side)
	Adds element for active boundary condition. More...

Public Member Functions inherited from oofem::GeneralBoundaryCondition
	GeneralBoundaryCondition (int n, Domain *d)
	Constructor. More...

virtual	~GeneralBoundaryCondition ()
	Destructor. More...

int	giveSetNumber ()
	Gives the set number which boundary condition is applied to. More...

Function *	giveTimeFunction ()

virtual bcValType	giveBCValType () const
	Returns receiver load type. More...

virtual bool	isImposed (TimeStep *tStep)
	Returns nonzero if receiver representing BC is imposed at given time, otherwise returns zero. More...

virtual const IntArray &	giveDofIDs () const
	Array with default dofs which b.c. More...

virtual bcType	giveType () const

virtual bcGeomType	giveBCGeoType () const
	Returns geometry character of boundary condition. More...

virtual void	scale (double s)
	Scales the receiver according to given value. More...

virtual contextIOResultType	saveContext (DataStream &stream, ContextMode mode, void *obj=NULL)
	Stores receiver state to output stream. More...

virtual contextIOResultType	restoreContext (DataStream &stream, ContextMode mode, void *obj=NULL)
	Restores the receiver state previously written in stream. More...

Public Member Functions inherited from oofem::FEMComponent
	FEMComponent (int n, Domain *d)
	Regular constructor, creates component with given number and belonging to given domain. More...

virtual	~FEMComponent ()
	Virtual destructor. More...

Domain *	giveDomain () const

virtual void	setDomain (Domain *d)
	Sets associated Domain. More...

int	giveNumber () const

void	setNumber (int num)
	Sets number of receiver. More...

virtual void	updateLocalNumbering (EntityRenumberingFunctor &f)
	Local renumbering support. More...

virtual int	checkConsistency ()
	Allows programmer to test some internal data, before computation begins. More...

virtual void	printOutputAt (FILE file, TimeStep tStep)
	Prints output of receiver to stream, for given time step. More...

virtual void	printYourself ()
	Prints receiver state on stdout. Useful for debugging. More...

virtual Interface *	giveInterface (InterfaceType t)
	Interface requesting service. More...

std::string	errorInfo (const char *func) const
	Returns string for prepending output (used by error reporting macros). More...

Public Member Functions inherited from oofem::PrescribedGradientHomogenization
	PrescribedGradientHomogenization ()

virtual	~PrescribedGradientHomogenization ()

virtual double	domainSize ()

void	setPrescribedGradient (const FloatMatrix &t)
	Set prescribed gradient. More...

void	setPrescribedGradientVoigt (const FloatArray &t)
	Sets the prescribed gradient from the matrix from given voigt notation. More...

void	giveGradientVoigt (FloatArray &oGradient) const
	Gives back the applied gradient in Voigt form. More...

void	setCenterCoordinate (FloatArray &x)
	Set the center coordinate for the prescribed values to be set for. More...

FloatArray &	giveCenterCoordinate ()
	Returns the center coordinate. More...

Protected Member Functions
void	findSlaveToMasterMap ()
	This is the central support function, which finds the corresponding slave nodes for each master node. More...

Protected Member Functions inherited from oofem::PrescribedGradientHomogenization
virtual double	domainSize (Domain *d, int set)

Protected Attributes
std::unique_ptr< Node >	strain

IntArray	strain_id

std::map< int, int >	slavemap

FloatArray	jump

int	masterSet

Protected Attributes inherited from oofem::GeneralBoundaryCondition
int	timeFunction
	Associated load time function. More...

bcValType	valType
	Physical meaning of BC value. More...

IntArray	dofs
	Dofs that b.c. is applied to (relevant for Dirichlet type b.c.s). More...

int	isImposedTimeFunction
	Zero by default - the BC is than always imposed. More...

int	set
	Set number for boundary condition to be applied to. More...

Protected Attributes inherited from oofem::FEMComponent
int	number
	Component number. More...

Domain *	domain
	Link to domain object, useful for communicating with other FEM components. More...

Protected Attributes inherited from oofem::PrescribedGradientHomogenization
FloatMatrix	mGradient
	Prescribed gradient $d_{ij}$ . More...

FloatArray	mCenterCoord
	Center coordinate $\bar{x}_i$ . More...

Detailed Description

Prescribes an average displacement gradient based on microperiodicity.

Note: Nodes on either master or slave side may NOT have local coordinate systems.

Author: Mikael Öhman

Definition at line 60 of file prescribedgradientbcperiodic.h.

Constructor & Destructor Documentation

oofem::PrescribedGradientBCPeriodic::PrescribedGradientBCPeriodic	(	int	n,
		Domain *	d
	)

Definition at line 63 of file prescribedgradientbcperiodic.C.

References oofem::IntArray::followedBy(), oofem::Domain::giveNextFreeDofID(), oofem::FEMComponent::giveNumber(), oofem::Domain::giveNumberOfSpatialDimensions(), strain, and strain_id.

oofem::PrescribedGradientBCPeriodic::~PrescribedGradientBCPeriodic ( )

virtual

Definition at line 82 of file prescribedgradientbcperiodic.C.

Member Function Documentation

void oofem::PrescribedGradientBCPeriodic::computeDofTransformation	(	ActiveDof *	dof,
		FloatArray &	masterContribs
	)

virtual

Reimplemented from oofem::ActiveBoundaryCondition.

Definition at line 262 of file prescribedgradientbcperiodic.C.

References oofem::FloatArray::at(), oofem::FloatArray::beDifferenceOf(), oofem::FEMComponent::domain, oofem::DofManager::giveCoordinates(), oofem::Dof::giveDofManager(), oofem::Domain::giveDofManager(), oofem::FEMComponent::giveNumber(), oofem::FloatArray::giveSize(), oofem::FloatArray::resize(), and slavemap.

void oofem::PrescribedGradientBCPeriodic::computeField	(	FloatArray &	sigma,
		TimeStep *	tStep
	)

virtual

Computes the homogenized, macroscopic, field (stress).

Parameters

sigma	Output quantity (typically stress).
tStep	Active time step.

Implements oofem::PrescribedGradientHomogenization.

Definition at line 179 of file prescribedgradientbcperiodic.C.

References oofem::FloatArray::assemble(), oofem::EngngModel::assembleVector(), oofem::FEMComponent::domain, oofem::PrescribedGradientHomogenization::domainSize(), oofem::FEMComponent::giveDomain(), oofem::Domain::giveEngngModel(), oofem::IntArray::giveSize(), oofem::FloatArray::giveSize(), masterSet, oofem::FloatArray::resize(), strain_id, oofem::FloatArray::subtract(), oofem::FloatArray::times(), and oofem::FloatArray::zero().

void oofem::PrescribedGradientBCPeriodic::computeTangent	(	FloatMatrix &	tangent,
		TimeStep *	tStep
	)

virtual

Computes the macroscopic tangent for homogenization problems through sensitivity analysis.

Parameters

tangent	Output tangent.
tStep	Active time step.

Todo:: Get this from engineering model

Implements oofem::PrescribedGradientHomogenization.

Definition at line 207 of file prescribedgradientbcperiodic.C.

References oofem::FloatMatrix::assemble(), oofem::EngngModel::assemble(), oofem::classFactory, oofem::ClassFactory::createSparseLinSolver(), oofem::ClassFactory::createSparseMtrx(), oofem::FEMComponent::domain, oofem::PrescribedGradientHomogenization::domainSize(), oofem::FEMComponent::giveDomain(), oofem::Domain::giveEngngModel(), oofem::Domain::giveNumber(), oofem::FloatMatrix::giveNumberOfColumns(), oofem::FloatMatrix::giveNumberOfRows(), oofem::Domain::giveNumberOfSpatialDimensions(), masterSet, oofem::FloatMatrix::resize(), oofem::ST_Petsc, strain_id, oofem::FloatMatrix::subtract(), and oofem::FloatMatrix::times().

void oofem::PrescribedGradientBCPeriodic::findSlaveToMasterMap ( )

protected

This is the central support function, which finds the corresponding slave nodes for each master node.

Definition at line 99 of file prescribedgradientbcperiodic.C.

References oofem::FloatArray::at(), oofem::FloatArray::beDifferenceOf(), oofem::FEMComponent::domain, oofem::Node::giveCoordinates(), oofem::Domain::giveNode(), oofem::SpatialLocalizer::giveNodeClosestToPoint(), oofem::Set::giveNodeList(), oofem::FEMComponent::giveNumber(), oofem::Domain::giveSet(), oofem::FloatArray::giveSize(), oofem::Domain::giveSpatialLocalizer(), jump, OOFEM_ERROR, and slavemap.

Referenced by postInitialize().

double oofem::PrescribedGradientBCPeriodic::giveBcValue	(	Dof *	dof,
		ValueModeType	mode,
		TimeStep *	tStep
	)

virtual

Returns the prescribed value of a dof (if any).

Reimplemented from oofem::ActiveBoundaryCondition.

Definition at line 348 of file prescribedgradientbcperiodic.C.

References oofem::Function::evaluateAtTime(), oofem::IntArray::findFirstIndexOf(), oofem::Dof::giveDofID(), oofem::TimeStep::giveTargetTime(), oofem::GeneralBoundaryCondition::giveTimeFunction(), isStrainDof(), oofem::PrescribedGradientHomogenization::mGradient, OOFEM_ERROR, and strain_id.

virtual const char* oofem::PrescribedGradientBCPeriodic::giveClassName ( ) const

inlinevirtual

Implements oofem::PrescribedGradientHomogenization.

Definition at line 103 of file prescribedgradientbcperiodic.h.

void oofem::PrescribedGradientBCPeriodic::giveInputRecord ( DynamicInputRecord & input )

virtual

Reimplemented from oofem::PrescribedGradientHomogenization.

Definition at line 383 of file prescribedgradientbcperiodic.C.

References _IFT_PrescribedGradientBCPeriodic_jump, _IFT_PrescribedGradientBCPeriodic_masterSet, oofem::PrescribedGradientHomogenization::giveInputRecord(), oofem::GeneralBoundaryCondition::giveInputRecord(), jump, masterSet, and oofem::DynamicInputRecord::setField().

virtual const char* oofem::PrescribedGradientBCPeriodic::giveInputRecordName ( ) const

inlinevirtual

Returns: Input record name of the receiver.

Implements oofem::FEMComponent.

Definition at line 104 of file prescribedgradientbcperiodic.h.

References _IFT_PrescribedGradientBCPeriodic_Name.

DofManager * oofem::PrescribedGradientBCPeriodic::giveInternalDofManager ( int i )

virtual

Gives an internal dof manager from receiver.

Reimplemented from oofem::GeneralBoundaryCondition.

Definition at line 93 of file prescribedgradientbcperiodic.C.

References strain.

Dof * oofem::PrescribedGradientBCPeriodic::giveMasterDof	(	ActiveDof *	dof,
		int	mdof
	)

virtual

Give the pointer to master dof belonging to active DOF.

Parameters

dof	Active dof belonging to receiver.
mdof	Local master dof number.

Returns: Master dof.

Reimplemented from oofem::ActiveBoundaryCondition.

Definition at line 154 of file prescribedgradientbcperiodic.C.

References oofem::FEMComponent::domain, oofem::DofManager::giveCoordinates(), oofem::Dof::giveDofID(), oofem::Dof::giveDofManager(), oofem::Domain::giveDofManager(), oofem::DofManager::giveDofWithID(), oofem::FEMComponent::giveNumber(), oofem::FloatArray::giveSize(), isStrainDof(), slavemap, strain, and strain_id.

int oofem::PrescribedGradientBCPeriodic::giveNumberOfInternalDofManagers ( )

virtual

Gives the number of internal dof managers.

Reimplemented from oofem::GeneralBoundaryCondition.

Definition at line 87 of file prescribedgradientbcperiodic.C.

int oofem::PrescribedGradientBCPeriodic::giveNumberOfMasterDofs ( ActiveDof * dof )

virtual

Allows for active boundary conditions to handle their own special DOF.

Parameters

dof	Active dof belonging to receiver.

Returns: Number of primary master DOFs.

Reimplemented from oofem::ActiveBoundaryCondition.

Definition at line 145 of file prescribedgradientbcperiodic.C.

References oofem::FEMComponent::giveDomain(), oofem::Domain::giveNumberOfSpatialDimensions(), and isStrainDof().

double oofem::PrescribedGradientBCPeriodic::giveUnknown	(	double	val,
		ValueModeType	mode,
		TimeStep *	tStep,
		ActiveDof *	dof
	)

Definition at line 282 of file prescribedgradientbcperiodic.C.

References oofem::FloatArray::at(), oofem::FloatArray::beDifferenceOf(), oofem::FloatArray::beProductOf(), oofem::FEMComponent::domain, oofem::DofManager::giveCoordinates(), oofem::Dof::giveDofID(), oofem::Dof::giveDofManager(), oofem::Domain::giveDofManager(), oofem::FEMComponent::giveNumber(), oofem::IntArray::giveSize(), oofem::Dof::giveUnknown(), slavemap, strain, and strain_id.

Referenced by giveUnknown().

double oofem::PrescribedGradientBCPeriodic::giveUnknown	(	PrimaryField &	field,
		ValueModeType	mode,
		TimeStep *	tStep,
		ActiveDof *	dof
	)

virtual

Computes the value of the dof.

Parameters

field	Field to take value from.
mode	Mode of unknown value.
tStep	Time step.
dof	Active dof for which to obtain the value.

Returns: Value of dof.

Reimplemented from oofem::ActiveBoundaryCondition.

Definition at line 311 of file prescribedgradientbcperiodic.C.

References oofem::FEMComponent::domain, oofem::Function::evaluateAtTime(), oofem::IntArray::findFirstIndexOf(), oofem::Dof::giveDofID(), oofem::Dof::giveDofManager(), oofem::Domain::giveDofManager(), oofem::DofManager::giveDofWithID(), oofem::FEMComponent::giveNumber(), oofem::TimeStep::giveTargetTime(), oofem::GeneralBoundaryCondition::giveTimeFunction(), giveUnknown(), isStrainDof(), oofem::PrescribedGradientHomogenization::mGradient, slavemap, and strain_id.

double oofem::PrescribedGradientBCPeriodic::giveUnknown	(	ValueModeType	mode,
		TimeStep *	tStep,
		ActiveDof *	dof
	)

virtual

Computes the value of the dof.

Parameters

mode	Mode of unknown value.
tStep	Time step.
dof	Active dof for which to obtain the value.

Returns: Value of dof.

Reimplemented from oofem::ActiveBoundaryCondition.

Definition at line 324 of file prescribedgradientbcperiodic.C.

References oofem::FEMComponent::domain, oofem::Function::evaluateAtTime(), oofem::IntArray::findFirstIndexOf(), oofem::Dof::giveDofID(), oofem::Dof::giveDofManager(), oofem::Domain::giveDofManager(), oofem::DofManager::giveDofWithID(), oofem::FEMComponent::giveNumber(), oofem::TimeStep::giveTargetTime(), oofem::GeneralBoundaryCondition::giveTimeFunction(), giveUnknown(), isStrainDof(), oofem::PrescribedGradientHomogenization::mGradient, slavemap, and strain_id.

bool oofem::PrescribedGradientBCPeriodic::hasBc	(	Dof *	dof,
		TimeStep *	tStep
	)

virtual

Returns the prescribed value of a dof (if any).

Returns: True if dof is prescribed.

Reimplemented from oofem::ActiveBoundaryCondition.

Definition at line 359 of file prescribedgradientbcperiodic.C.

References isStrainDof().

IRResultType oofem::PrescribedGradientBCPeriodic::initializeFrom ( InputRecord * ir )

virtual

Initializes receiver according to object description stored in input record.

This function is called immediately after creating object using constructor. Input record can be imagined as data record in component database belonging to receiver. Receiver may use value-name extracting functions to extract particular field from record.