Ipopt Documentation  
IpRestoMinC_1Nrm.hpp
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1 // Copyright (C) 2004, 2010 International Business Machines and others.
2 // All Rights Reserved.
3 // This code is published under the Eclipse Public License.
4 //
5 // Authors: Carl Laird, Andreas Waechter IBM 2004-08-13
6 
7 #ifndef __IPRESTOC_1NRM_HPP__
8 #define __IPRESTOC_1NRM_HPP__
9 
10 #include "IpRestoPhase.hpp"
11 #include "IpIpoptAlg.hpp"
12 #include "IpEqMultCalculator.hpp"
13 
14 namespace Ipopt
15 {
16 
21 {
22 public:
24 
34  IpoptAlgorithm& resto_alg,
35  const SmartPtr<EqMultiplierCalculator>& eq_mult_calculator
36  );
37 
41 
42  virtual bool InitializeImpl(
43  const OptionsList& options,
44  const std::string& prefix
45  );
46 
47  static void RegisterOptions(
49  );
50 
51 protected:
52  virtual bool PerformRestoration();
53 
54 private:
63 
66 
70  );
71 
73  void operator=(
75  );
77 
83 
89 
93 
98 
105 
108 
112 
119 
124 
126 
131  Vector& delta_z,
132  const Vector& curr_z,
133  const Vector& curr_slack,
134  const Vector& trial_slack
135  );
137 };
138 
139 } // namespace Ipopt
140 
141 #endif
bool expect_infeasible_problem_
Indicates whether problem can be expected to be infeasible.
SmartPtr< EqMultiplierCalculator > eq_mult_calculator_
static void RegisterOptions(SmartPtr< RegisteredOptions > roptions)
void ComputeBoundMultiplierStep(Vector &delta_z, const Vector &curr_z, const Vector &curr_slack, const Vector &trial_slack)
Method for computing "primal-dual" step in bound multipliers, given step in slacks.
SmartPtr< IpoptAlgorithm > resto_alg_
Index count_restorations_
Counter for the number of time that PerformRestoration is called.
Vector Base Class.
Definition: IpVector.hpp:47
SmartPtr< OptionsList > resto_options_
Copy of original options, which is required to initialize the Ipopt algorithm strategy object before ...
Number bound_mult_reset_threshold_
Maximal allowed value of a bound multiplier after restoration phase.
MinC_1NrmRestorationPhase()
Default Constructor.
ipindex Index
Type of all indices of vectors, matrices etc.
Definition: IpTypes.hpp:20
This file contains a base class for all exceptions and a set of macros to help with exceptions...
Template class for Smart Pointers.
Definition: IpSmartPtr.hpp:164
Number constr_viol_tol_
Constraint violation tolerance.
This class stores a list of user set options.
Restoration Phase that minimizes the 1-norm of the constraint violation - using the interior point me...
virtual ~MinC_1NrmRestorationPhase()
Destructor.
Base class for different restoration phases.
ipnumber Number
Type of all numbers.
Definition: IpTypes.hpp:17
virtual bool PerformRestoration()
Method called to perform restoration for the filter line search method.
void operator=(const MinC_1NrmRestorationPhase &)
Default Assignment Operator.
virtual bool InitializeImpl(const OptionsList &options, const std::string &prefix)
Implementation of the initialization method that has to be overloaded by for each derived class...
The main ipopt algorithm class.
Definition: IpIpoptAlg.hpp:39
Number resto_failure_feasibility_threshold_
Primal infeasibility tolerance for declaring failure of restoration phase when the non-regular termin...