bounds.h
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29 
30 #ifndef IFOPT_INCLUDE_OPT_BOUNDS_H_
31 #define IFOPT_INCLUDE_OPT_BOUNDS_H_
32 
33 namespace ifopt {
34 
38 struct Bounds {
42  Bounds(double lower = 0.0, double upper = 0.0)
43  {
44  lower_ = lower;
45  upper_ = upper;
46  }
47 
48  double lower_;
49  double upper_;
50 
51  void operator+=(double scalar)
52  {
53  lower_ += scalar;
54  upper_ += scalar;
55  }
56 
57  void operator-=(double scalar)
58  {
59  lower_ -= scalar;
60  upper_ -= scalar;
61  }
62 };
63 
64 // settings this as signals infinity for IPOPT/SNOPT solvers
65 static const double inf = 1.0e20;
66 
67 static const Bounds NoBound = Bounds(-inf, +inf);
68 static const Bounds BoundZero = Bounds( 0.0, 0.0);
69 static const Bounds BoundGreaterZero = Bounds( 0.0, +inf);
70 static const Bounds BoundSmallerZero = Bounds(-inf, 0.0);
71 
72 } // namespace opt
73 
74 #endif /* IFOPT_INCLUDE_OPT_BOUNDS_H_ */
static const Bounds BoundGreaterZero
Definition: bounds.h:69
double upper_
Definition: bounds.h:49
static const Bounds BoundZero
Definition: bounds.h:68
static const Bounds BoundSmallerZero
Definition: bounds.h:70
static const double inf
Definition: bounds.h:65
static const Bounds NoBound
Definition: bounds.h:67
void operator+=(double scalar)
Definition: bounds.h:51
Bounds(double lower=0.0, double upper=0.0)
Creates a bound between lower and upper.
Definition: bounds.h:42
Upper and lower bound for optimization variables and constraints.
Definition: bounds.h:38
common namespace for all elements in this library.
Definition: bounds.h:33
void operator-=(double scalar)
Definition: bounds.h:57
double lower_
Definition: bounds.h:48


ifopt
Author(s): Alexander W. Winkler
autogenerated on Fri May 17 2019 02:29:49