MoochoPack::FeasibilityStepReducedStd_Strategy Class Reference

Implements the feasibility step computation for reduced space SQP. More...

#include <MoochoPack_FeasibilityStepReducedStd_Strategy.hpp>

Inheritance diagram for MoochoPack::FeasibilityStepReducedStd_Strategy:

Public Types
enum	EQPObjective { OBJ_MIN_FULL_STEP, OBJ_MIN_NULL_SPACE_STEP, OBJ_RSQP }
enum	EQPTesting { QP_TEST_DEFAULT, QP_TEST, QP_NO_TEST }
typedef ConstrainedOptPack::QPSolverRelaxedTester	QPSolverRelaxedTester

Public Member Functions
	STANDARD_COMPOSITION_MEMBERS (QuasiRangeSpaceStep_Strategy, quasi_range_space_step)
	<<std comp>="">> members for the qp solver More...
	STANDARD_COMPOSITION_MEMBERS (QPSolverRelaxed, qp_solver)
	QP solver. More...
	STANDARD_COMPOSITION_MEMBERS (QPSolverRelaxedTester, qp_tester)
	Comparision object compatible with Gc. More...
	STANDARD_MEMBER_COMPOSITION_MEMBERS (EQPObjective, qp_objective)
	Set what is used for the QP objective. More...
	STANDARD_MEMBER_COMPOSITION_MEMBERS (EQPTesting, qp_testing)
	Set how and if the QP solution is tested. More...
	FeasibilityStepReducedStd_Strategy (const quasi_range_space_step_ptr_t &quasi_range_space_step, const qp_solver_ptr_t &qp_solver, const qp_tester_ptr_t &qp_tester, EQPObjective qp_objective=OBJ_MIN_NULL_SPACE_STEP, EQPTesting qp_testing=QP_TEST_DEFAULT)
	Construct and initialize. More...
bool	compute_feasibility_step (std::ostream &out, EJournalOutputLevel olevel, NLPAlgo *algo, NLPAlgoState *s, const Vector &xo, const Vector &c_xo, VectorMutable *w)
	Computes a feasibility step by computing simple quasi-range and null space components. More...
void	print_step (std::ostream &out, const std::string &leading_str) const
Public Member Functions inherited from MoochoPack::FeasibilityStep_Strategy
virtual	~FeasibilityStep_Strategy ()

Private Attributes
IterationPack::CastIQMember < VectorMutable >	dl_iq_
IterationPack::CastIQMember < VectorMutable >	du_iq_
int	current_k_
Teuchos::RCP< const MatrixOp >	Hess_ptr_
VectorSpace::vec_mut_ptr_t	grad_store_
DMatrix	Hess_store_

Detailed Description

Implements the feasibility step computation for reduced space SQP.

Definition at line 61 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

Member Typedef Documentation

typedef ConstrainedOptPack::QPSolverRelaxedTester MoochoPack::FeasibilityStepReducedStd_Strategy::QPSolverRelaxedTester

Definition at line 69 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

Member Enumeration Documentation

enum MoochoPack::FeasibilityStepReducedStd_Strategy::EQPObjective

Enumerator
OBJ_MIN_FULL_STEP	min 1/2 * (Y*wy + Z*wz)'*(Y*wy + Z*wz)
OBJ_MIN_NULL_SPACE_STEP	min 1/2 * wz'*wz
OBJ_RSQP	min qp_grad_k'*wz + 1/2 * wz'*rHL_k*wz

Definition at line 78 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

enum MoochoPack::FeasibilityStepReducedStd_Strategy::EQPTesting

Enumerator
QP_TEST_DEFAULT	Decide based on olevel input to compute_feasibility_step(...)
QP_TEST	Perform the tests.
QP_NO_TEST	Don't perform the tests.

Definition at line 89 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

Constructor & Destructor Documentation

MoochoPack::FeasibilityStepReducedStd_Strategy::FeasibilityStepReducedStd_Strategy	(	const quasi_range_space_step_ptr_t &	quasi_range_space_step,
		const qp_solver_ptr_t &	qp_solver,
		const qp_tester_ptr_t &	qp_tester,
		EQPObjective	qp_objective = OBJ_MIN_NULL_SPACE_STEP,
		EQPTesting	qp_testing = QP_TEST_DEFAULT
	)

Construct and initialize.

Definition at line 50 of file MoochoPack_FeasibilityStepReducedStd_Strategy.cpp.

Member Function Documentation

MoochoPack::FeasibilityStepReducedStd_Strategy::STANDARD_COMPOSITION_MEMBERS	(	QuasiRangeSpaceStep_Strategy	,
		quasi_range_space_step
	)

<<std comp>="">> members for the qp solver

MoochoPack::FeasibilityStepReducedStd_Strategy::STANDARD_COMPOSITION_MEMBERS	(	QPSolverRelaxed	,
		qp_solver
	)

QP solver.

MoochoPack::FeasibilityStepReducedStd_Strategy::STANDARD_COMPOSITION_MEMBERS	(	QPSolverRelaxedTester	,
		qp_tester
	)

Comparision object compatible with Gc.

MoochoPack::FeasibilityStepReducedStd_Strategy::STANDARD_MEMBER_COMPOSITION_MEMBERS	(	EQPObjective	,
		qp_objective
	)

Set what is used for the QP objective.

MoochoPack::FeasibilityStepReducedStd_Strategy::STANDARD_MEMBER_COMPOSITION_MEMBERS	(	EQPTesting	,
		qp_testing
	)

Set how and if the QP solution is tested.

bool MoochoPack::FeasibilityStepReducedStd_Strategy::compute_feasibility_step ( std::ostream &  out, EJournalOutputLevel  olevel, NLPAlgo *  algo, NLPAlgoState *  s, const Vector &  xo, const Vector &  c_xo, VectorMutable *  w  )

virtual

Computes a feasibility step by computing simple quasi-range and null space components.

ToDo: Finish documentation!

Implements MoochoPack::FeasibilityStep_Strategy.

Definition at line 67 of file MoochoPack_FeasibilityStepReducedStd_Strategy.cpp.

void MoochoPack::FeasibilityStepReducedStd_Strategy::print_step ( std::ostream &  out, const std::string &  leading_str  ) const

virtual

Implements MoochoPack::FeasibilityStep_Strategy.

Definition at line 507 of file MoochoPack_FeasibilityStepReducedStd_Strategy.cpp.

Member Data Documentation

IterationPack::CastIQMember<VectorMutable> MoochoPack::FeasibilityStepReducedStd_Strategy::dl_iq_

private

Definition at line 126 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

IterationPack::CastIQMember<VectorMutable> MoochoPack::FeasibilityStepReducedStd_Strategy::du_iq_

private

Definition at line 127 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

int MoochoPack::FeasibilityStepReducedStd_Strategy::current_k_

private

Definition at line 128 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

Teuchos::RCP<const MatrixOp> MoochoPack::FeasibilityStepReducedStd_Strategy::Hess_ptr_

private

Definition at line 129 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

VectorSpace::vec_mut_ptr_t MoochoPack::FeasibilityStepReducedStd_Strategy::grad_store_

private

Definition at line 130 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

DMatrix MoochoPack::FeasibilityStepReducedStd_Strategy::Hess_store_

private

Definition at line 131 of file MoochoPack_FeasibilityStepReducedStd_Strategy.hpp.

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

• MoochoPack_FeasibilityStepReducedStd_Strategy.hpp
• MoochoPack_FeasibilityStepReducedStd_Strategy.cpp