Ipopt::InexactSearchDirCalculator Class Reference

Implementation of the search direction calculator that computes the search direction using iterative linear solvers. More...

#include <IpInexactSearchDirCalc.hpp>

Inheritance diagram for Ipopt::InexactSearchDirCalculator:

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Collaboration diagram for Ipopt::InexactSearchDirCalculator:

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List of all members.

Public Member Functions

virtual bool InitializeImpl (const OptionsList &options, const std::string &prefix)
 overloaded from AlgorithmStrategyObject
virtual bool ComputeSearchDirection ()
 Method for computing the search direction.
Constructors/Destructors
 InexactSearchDirCalculator (SmartPtr< InexactNormalStepCalculator > normal_step_calculator, SmartPtr< InexactPDSolver > inexact_pd_solver)
 Constructor.
virtual ~InexactSearchDirCalculator ()
 Default destructor.

Static Public Member Functions

static void RegisterOptions (SmartPtr< RegisteredOptions > roptions)
 Methods for IpoptType.

Private Member Functions

InexactDataInexData ()
 Method to easily access Inexact data.
InexactCqInexCq ()
 Method to easily access Inexact calculated quantities.
Default Compiler Generated Methods
(Hidden to avoid implicit creation/calling). These methods are not implemented and we do not want the compiler to implement them for us, so we declare them private and do not define them. This ensures that they will not be implicitly created/called.

 InexactSearchDirCalculator ()
 Default Constructor.
 InexactSearchDirCalculator (const InexactSearchDirCalculator &)
 Copy Constructor.
void operator= (const InexactSearchDirCalculator &)
 Overloaded Equals Operator.

Private Attributes

Algorithmic options
Number local_inf_Ac_tol_
 termination tolerance for local infeasibility
Strategy objects
SmartPtr< InexactNormalStepCalculatornormal_step_calculator_
SmartPtr< InexactPDSolverinexact_pd_solver_

Detailed Description

Implementation of the search direction calculator that computes the search direction using iterative linear solvers.

Those steps do not necessarily satisfy the linearized KKT conditions with high accuracy.

Definition at line 24 of file IpInexactSearchDirCalc.hpp.


Constructor & Destructor Documentation

Ipopt::InexactSearchDirCalculator::InexactSearchDirCalculator ( SmartPtr< InexactNormalStepCalculator normal_step_calculator,
SmartPtr< InexactPDSolver inexact_pd_solver 
)

Constructor.

virtual Ipopt::InexactSearchDirCalculator::~InexactSearchDirCalculator (  )  [virtual]

Default destructor.

Ipopt::InexactSearchDirCalculator::InexactSearchDirCalculator (  )  [private]

Default Constructor.

Ipopt::InexactSearchDirCalculator::InexactSearchDirCalculator ( const InexactSearchDirCalculator  )  [private]

Copy Constructor.


Member Function Documentation

virtual bool Ipopt::InexactSearchDirCalculator::InitializeImpl ( const OptionsList options,
const std::string &  prefix 
) [virtual]

overloaded from AlgorithmStrategyObject

Implements Ipopt::SearchDirectionCalculator.

virtual bool Ipopt::InexactSearchDirCalculator::ComputeSearchDirection (  )  [virtual]

Method for computing the search direction.

In this version, we compute a normal and a tangential component, which are stored in the InexactData object. The overall step is still stored in the IpoptData object.

Implements Ipopt::SearchDirectionCalculator.

static void Ipopt::InexactSearchDirCalculator::RegisterOptions ( SmartPtr< RegisteredOptions roptions  )  [static]

Methods for IpoptType.

void Ipopt::InexactSearchDirCalculator::operator= ( const InexactSearchDirCalculator  )  [private]

Overloaded Equals Operator.

InexactData& Ipopt::InexactSearchDirCalculator::InexData (  )  [inline, private]

Method to easily access Inexact data.

Definition at line 72 of file IpInexactSearchDirCalc.hpp.

References Ipopt::IpoptData::AdditionalData(), DBG_ASSERT, and Ipopt::AlgorithmStrategyObject::IpData().

InexactCq& Ipopt::InexactSearchDirCalculator::InexCq (  )  [inline, private]

Method to easily access Inexact calculated quantities.

Definition at line 81 of file IpInexactSearchDirCalc.hpp.

References Ipopt::IpoptCalculatedQuantities::AdditionalCq(), DBG_ASSERT, and Ipopt::AlgorithmStrategyObject::IpCq().


Member Data Documentation

Number Ipopt::InexactSearchDirCalculator::local_inf_Ac_tol_ [private]

termination tolerance for local infeasibility

Definition at line 92 of file IpInexactSearchDirCalc.hpp.

SmartPtr<InexactNormalStepCalculator> Ipopt::InexactSearchDirCalculator::normal_step_calculator_ [private]

Definition at line 97 of file IpInexactSearchDirCalc.hpp.

SmartPtr<InexactPDSolver> Ipopt::InexactSearchDirCalculator::inexact_pd_solver_ [private]

Definition at line 98 of file IpInexactSearchDirCalc.hpp.


The documentation for this class was generated from the following file:
Generated on Wed Jan 14 03:01:47 2009 by  doxygen 1.4.7