Implementation of LOCA::MultiContinuation::ConstraintInterface for composite constraints, i.e., a constraint comprised of multiple, separate constraints. More...

#include <LOCA_MultiContinuation_CompositeConstraint.H>

Inheritance diagram for LOCA::MultiContinuation::CompositeConstraint:

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Collaboration diagram for LOCA::MultiContinuation::CompositeConstraint:

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Public Member Functions
	CompositeConstraint (const Teuchos::RCP< LOCA::GlobalData > &global_data, const std::vector< Teuchos::RCP< LOCA::MultiContinuation::ConstraintInterface > > &constraintObjects)
	Constructor.

	CompositeConstraint (const CompositeConstraint &source, NOX::CopyType type=NOX::DeepCopy)
	Copy constructor.

	~CompositeConstraint ()
	Destructor.

Public Member Functions inherited from LOCA::MultiContinuation::ConstraintInterface
	ConstraintInterface ()
	Constructor.

virtual	~ConstraintInterface ()
	Destructor.

Implementation of LOCA::MultiContinuation::ConstraintInterface
virtual methods
Teuchos::RCP< LOCA::GlobalData >	globalData
	LOCA global data object.

int	numConstraintObjects
	Number of constraint objects.

std::vector< Teuchos::RCP< LOCA::MultiContinuation::ConstraintInterface > >	constraintPtrs
	Array of constraint pointers.

std::vector< std::vector< int > >	indices
	Indices of each sub-constraint in the composite constraint.

int	totalNumConstraints
	Total number of constraints.

NOX::Abstract::MultiVector::DenseMatrix	constraints
	Constraint values.

bool	isValidConstraints
	Flag indicating whether constraints are valid.

bool	isValidDX
	Flag indicating whether dg/dx is valid.

virtual void	copy (const ConstraintInterface &source)
	Copy.

virtual Teuchos::RCP< LOCA::MultiContinuation::ConstraintInterface >	clone (NOX::CopyType type=NOX::DeepCopy) const
	Cloning function.

virtual int	numConstraints () const
	Return number of constraints.

virtual void	setX (const NOX::Abstract::Vector &y)
	Set the solution vector to y.

virtual void	setParam (int paramID, double val)
	Sets parameter indexed by paramID.

virtual void	setParams (const std::vector< int > &paramIDs, const NOX::Abstract::MultiVector::DenseMatrix &vals)
	Sets parameters indexed by paramIDs.

virtual NOX::Abstract::Group::ReturnType	computeConstraints ()
	Compute continuation constraint equations.

virtual NOX::Abstract::Group::ReturnType	computeDX ()
	Compute derivative of constraints w.r.t. solution vector x.

virtual NOX::Abstract::Group::ReturnType	computeDP (const std::vector< int > &paramIDs, NOX::Abstract::MultiVector::DenseMatrix &dgdp, bool isValidG)
	Compute derivative of constraints w.r.t. supplied parameters.

virtual bool	isConstraints () const
	Return `true` if constraint residuals are valid.

virtual bool	isDX () const
	Return `true` if derivatives of constraints w.r.t. x are valid.

virtual const NOX::Abstract::MultiVector::DenseMatrix &	getConstraints () const
	Return constraint residuals.

virtual NOX::Abstract::Group::ReturnType	multiplyDX (double alpha, const NOX::Abstract::MultiVector &input_x, NOX::Abstract::MultiVector::DenseMatrix &result_p) const
	Compute result_p = alpha * dg/dx * input_x.

virtual NOX::Abstract::Group::ReturnType	addDX (Teuchos::ETransp transb, double alpha, const NOX::Abstract::MultiVector::DenseMatrix &b, double beta, NOX::Abstract::MultiVector &result_x) const
	Compute result_x = alpha * dg/dx^T * op(b) + beta * result_x.

virtual bool	isDXZero () const
	Return `true` if solution component of constraint derivatives is zero.

virtual void	preProcessContinuationStep (LOCA::Abstract::Iterator::StepStatus stepStatus)
	Perform any preprocessing before a continuation step starts.

virtual void	postProcessContinuationStep (LOCA::Abstract::Iterator::StepStatus stepStatus)
	Perform any postprocessing after a continuation step finishes.

	CompositeConstraint ()
	Default constructor. Used by derived classes.

virtual void	init (const Teuchos::RCP< LOCA::GlobalData > &global_data, const std::vector< Teuchos::RCP< LOCA::MultiContinuation::ConstraintInterface > > &constraintObjects)
	Initialize object when using default constructor.

Detailed Description

Implementation of LOCA::MultiContinuation::ConstraintInterface for composite constraints, i.e., a constraint comprised of multiple, separate constraints.

Member Function Documentation

◆ addDX()

NOX::Abstract::Group::ReturnType LOCA::MultiContinuation::CompositeConstraint::addDX	(	Teuchos::ETransp	transb,
		double	alpha,
		const NOX::Abstract::MultiVector::DenseMatrix &	b,
		double	beta,
		NOX::Abstract::MultiVector &	result_x
	)		const

virtual

Compute result_x = alpha * dg/dx^T * op(b) + beta * result_x.

Note that this should be equivalent to

result_x.update(transb, alpha, dgdx, b, beta);

Implements LOCA::MultiContinuation::ConstraintInterface.

Reimplemented in LOCA::MultiContinuation::CompositeConstraintMVDX.

References NOX::Abstract::MultiVector::numVectors(), NOX::Abstract::Group::Ok, and NOX::Abstract::MultiVector::scale().

◆ clone()

Teuchos::RCP< LOCA::MultiContinuation::ConstraintInterface > LOCA::MultiContinuation::CompositeConstraint::clone ( NOX::CopyType type = NOX::DeepCopy ) const

virtual

Cloning function.

Implements LOCA::MultiContinuation::ConstraintInterface.

Reimplemented in LOCA::MultiContinuation::CompositeConstraintMVDX.

◆ computeConstraints()

NOX::Abstract::Group::ReturnType LOCA::MultiContinuation::CompositeConstraint::computeConstraints ( )

virtual

Compute continuation constraint equations.

Implements LOCA::MultiContinuation::ConstraintInterface.

References NOX::Abstract::Group::Ok.

◆ computeDP()

NOX::Abstract::Group::ReturnType LOCA::MultiContinuation::CompositeConstraint::computeDP	(	const std::vector< int > &	paramIDs,
		NOX::Abstract::MultiVector::DenseMatrix &	dgdp,
		bool	isValidG
	)

virtual

Compute derivative of constraints w.r.t. supplied parameters.

The first column of dgdp should be filled with the constraint residuals if isValidG is false. If isValidG is true, then the dgdp contains on input.

Implements LOCA::MultiContinuation::ConstraintInterface.

References NOX::Abstract::Group::Ok.

◆ computeDX()

NOX::Abstract::Group::ReturnType LOCA::MultiContinuation::CompositeConstraint::computeDX ( )

virtual

Compute derivative of constraints w.r.t. solution vector x.

Implements LOCA::MultiContinuation::ConstraintInterface.

Reimplemented in LOCA::MultiContinuation::CompositeConstraintMVDX.

References NOX::Abstract::Group::Ok.

◆ copy()

void LOCA::MultiContinuation::CompositeConstraint::copy ( const ConstraintInterface & source )

virtual

Copy.

Implements LOCA::MultiContinuation::ConstraintInterface.

Reimplemented in LOCA::MultiContinuation::CompositeConstraintMVDX.

References constraintPtrs, constraints, globalData, indices, isValidConstraints, isValidDX, numConstraintObjects, and totalNumConstraints.

Referenced by LOCA::MultiContinuation::CompositeConstraintMVDX::copy().

◆ getConstraints()

const NOX::Abstract::MultiVector::DenseMatrix & LOCA::MultiContinuation::CompositeConstraint::getConstraints ( ) const

virtual

Return constraint residuals.

Implements LOCA::MultiContinuation::ConstraintInterface.

◆ isConstraints()

bool LOCA::MultiContinuation::CompositeConstraint::isConstraints ( ) const

virtual

Return true if constraint residuals are valid.

Implements LOCA::MultiContinuation::ConstraintInterface.

◆ isDX()

bool LOCA::MultiContinuation::CompositeConstraint::isDX ( ) const

virtual

Return true if derivatives of constraints w.r.t. x are valid.

Implements LOCA::MultiContinuation::ConstraintInterface.

◆ isDXZero()

bool LOCA::MultiContinuation::CompositeConstraint::isDXZero ( ) const

virtual

Return true if solution component of constraint derivatives is zero.

Implements LOCA::MultiContinuation::ConstraintInterface.

Referenced by LOCA::MultiContinuation::CompositeConstraintMVDX::CompositeConstraintMVDX().

◆ multiplyDX()

NOX::Abstract::Group::ReturnType LOCA::MultiContinuation::CompositeConstraint::multiplyDX	(	double	alpha,
		const NOX::Abstract::MultiVector &	input_x,
		NOX::Abstract::MultiVector::DenseMatrix &	result_p
	)		const

virtual

Compute result_p = alpha * dg/dx * input_x.

Note that if there are n constraints and input_x has m columns, result_p should be a n by m matrix and is equivalent to

input_x.multiply(alpha, dgdx, result_p).

Implements LOCA::MultiContinuation::ConstraintInterface.

Reimplemented in LOCA::MultiContinuation::CompositeConstraintMVDX.

References NOX::Abstract::Group::Ok.

◆ numConstraints()

int LOCA::MultiContinuation::CompositeConstraint::numConstraints ( ) const

virtual

Return number of constraints.

Implements LOCA::MultiContinuation::ConstraintInterface.

◆ postProcessContinuationStep()

void LOCA::MultiContinuation::CompositeConstraint::postProcessContinuationStep ( LOCA::Abstract::Iterator::StepStatus stepStatus )

virtual

Perform any postprocessing after a continuation step finishes.

The stepStatus argument indicates whether the step was successful. The default implementation is empty.

Reimplemented from LOCA::MultiContinuation::ConstraintInterface.

◆ preProcessContinuationStep()

void LOCA::MultiContinuation::CompositeConstraint::preProcessContinuationStep ( LOCA::Abstract::Iterator::StepStatus stepStatus )

virtual

Perform any preprocessing before a continuation step starts.

The stepStatus argument indicates whether the previous step was successful. The default implementation is empty.

Reimplemented from LOCA::MultiContinuation::ConstraintInterface.

◆ setParam()

void LOCA::MultiContinuation::CompositeConstraint::setParam	(	int	paramID,
		double	val
	)

virtual

Sets parameter indexed by paramID.

Implements LOCA::MultiContinuation::ConstraintInterface.

◆ setParams()

void LOCA::MultiContinuation::CompositeConstraint::setParams	(	const std::vector< int > &	paramIDs,
		const NOX::Abstract::MultiVector::DenseMatrix &	vals
	)

virtual

Sets parameters indexed by paramIDs.

Implements LOCA::MultiContinuation::ConstraintInterface.

◆ setX()

void LOCA::MultiContinuation::CompositeConstraint::setX ( const NOX::Abstract::Vector & y )

virtual

Set the solution vector to y.

Implements LOCA::MultiContinuation::ConstraintInterface.

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

LOCA_MultiContinuation_CompositeConstraint.H
LOCA_MultiContinuation_CompositeConstraint.C

Public Member Functions

Implementation of LOCA::MultiContinuation::ConstraintInterface

Detailed Description

Member Function Documentation

◆ addDX()

◆ clone()

◆ computeConstraints()

◆ computeDP()

◆ computeDX()

◆ copy()

◆ getConstraints()

◆ isConstraints()

◆ isDX()

◆ isDXZero()

◆ multiplyDX()

◆ numConstraints()

◆ postProcessContinuationStep()

◆ preProcessContinuationStep()

◆ setParam()

◆ setParams()

◆ setX()