Ipopt Documentation  
IpInexactNewtonNormal.hpp
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1 // Copyright (C) 2008, 2011 International Business Machines and others.
2 // All Rights Reserved.
3 // This code is published under the Eclipse Public License.
4 //
5 // Authors: Andreas Waechter IBM 2008-09-05
6 
7 #ifndef __IPINEXACTNEWTONNORMAL_HPP__
8 #define __IPINEXACTNEWTONNORMAL_HPP__
9 
10 #include "IpAlgStrategy.hpp"
11 #include "IpAugSystemSolver.hpp"
12 #include "IpInexactCq.hpp"
13 
14 namespace Ipopt
15 {
20 {
21 public:
23 
26  SmartPtr<AugSystemSolver> aug_solver
27  );
28 
30  virtual ~InexactNewtonNormalStep();
32 
33  virtual bool InitializeImpl(
34  const OptionsList& options,
35  const std::string& prefix
36  );
37 
46  virtual bool ComputeNewtonNormalStep(
47  Vector& newton_x,
48  Vector& newton_s
49  );
50 
51  static void RegisterOptions(
53  );
54 
55 protected:
58  {
59  InexactData& inexact_data = static_cast<InexactData&>(IpData().AdditionalData());
60  DBG_ASSERT(dynamic_cast<InexactData*>(&IpData().AdditionalData()));
61  return inexact_data;
62  }
63 
66  {
67  InexactCq& inexact_cq = static_cast<InexactCq&>(IpCq().AdditionalCq());
68  DBG_ASSERT(dynamic_cast<InexactCq*>(&IpCq().AdditionalCq()));
69  return inexact_cq;
70  }
71 
72 private:
82 
85 
89 
91  void operator=(
93  );
95 
98 };
99 
100 } // namespace Ipopt
101 
102 #endif
virtual bool ComputeNewtonNormalStep(Vector &newton_x, Vector &newton_s)
Method for computing the normal step.
This is the base class for all algorithm strategy objects.
IpoptCalculatedQuantities & IpCq() const
Vector Base Class.
Definition: IpVector.hpp:47
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...
InexactCq & InexCq()
Method to easily access Inexact calculated quantities.
void operator=(const InexactNewtonNormalStep &)
Overloaded Assignment Operator.
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
SmartPtr< AugSystemSolver > aug_solver_
Object to be used to solve the augmented system.
This class stores a list of user set options.
Compute the "Newton" normal step from the (slack-scaled) augmented system.
IpoptAdditionalData & AdditionalData()
Get access to additional data object.
#define DBG_ASSERT(test)
Definition: IpDebug.hpp:27
Class for all Chen-Goldfarb penalty method specific calculated quantities.
Definition: IpInexactCq.hpp:20
Class to organize all the additional data required by the Chen-Goldfarb penalty function algorithm...
InexactData & InexData()
Method to easily access Inexact data.
virtual ~InexactNewtonNormalStep()
Destructor.
InexactNewtonNormalStep()
Default Constructor.
static void RegisterOptions(SmartPtr< RegisteredOptions > roptions)