ROL
ROL_AffineTransformObjective.hpp
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43
44#ifndef ROL_AFFINE_TRANSFORM_OBJECTIVE_H
45#define ROL_AFFINE_TRANSFORM_OBJECTIVE_H
46
47#include "ROL_Objective.hpp"
50
59namespace ROL {
60
61template<typename Real>
62class AffineTransformObjective : public Objective<Real> {
63private:
64 const Ptr<Objective<Real>> obj_;
65 const Ptr<Constraint<Real>> acon_;
66
67 Ptr<VectorController<Real>> storage_;
68 Ptr<Vector<Real>> primal_, dual_, Av_;
69
70public:
73 const Ptr<Constraint<Real>> &acon,
74 const Vector<Real> &range,
75 const Ptr<VectorController<Real>> &storage = nullPtr);
77 const Ptr<LinearConstraint<Real>> &acon,
78 const Ptr<VectorController<Real>> &storage = nullPtr);
80 const Ptr<const LinearOperator<Real>> &A,
81 const Ptr<const Vector<Real>> &b,
82 const Ptr<VectorController<Real>> &storage = nullPtr);
83
84 void update( const Vector<Real> &x, UpdateType type, int iter = -1 ) override;
85 void update( const Vector<Real> &x, bool flag = true, int iter = -1 ) override;
86 Real value( const Vector<Real> &x, Real &tol ) override;
87 void gradient( Vector<Real> &g, const Vector<Real> &x, Real &tol ) override;
88 void hessVec( Vector<Real> &hv, const Vector<Real> &v, const Vector<Real> &x, Real &tol ) override;
89
90public:
91 void setParameter(const std::vector<Real> &param) override;
92
93private:
94 Ptr<const Vector<Real>> transform(const Vector<Real> &x);
95
96}; // class AffineTransformObjective
97
98} // namespace ROL
99
101
102#endif // ROL_AFFINE_TRANSFORM_OBJECTIVE_H
Compose an objective function with an affine transformation, i.e.,.
const Ptr< Constraint< Real > > acon_
Ptr< const Vector< Real > > transform(const Vector< Real > &x)
void update(const Vector< Real > &x, UpdateType type, int iter=-1) override
Update objective function.
const Ptr< Objective< Real > > obj_
void setParameter(const std::vector< Real > &param) override
Ptr< VectorController< Real > > storage_
Real value(const Vector< Real > &x, Real &tol) override
Compute value.
void hessVec(Vector< Real > &hv, const Vector< Real > &v, const Vector< Real > &x, Real &tol) override
Apply Hessian approximation to vector.
void gradient(Vector< Real > &g, const Vector< Real > &x, Real &tol) override
Compute gradient.
Defines the general constraint operator interface.
Defines the general affine constraint with the form .
Provides the interface to apply a linear operator.
Provides the interface to evaluate objective functions.
Defines the linear algebra or vector space interface.
Definition: ROL_Vector.hpp:84