ROL
ROL_ScalarLinearConstraint_Def.hpp
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43
44#ifndef ROL_AFFINE_HYPERPLANE_EQUALITY_CONSTRAINT_DEF_H
45#define ROL_AFFINE_HYPERPLANE_EQUALITY_CONSTRAINT_DEF_H
46
47namespace ROL {
48
49template<typename Real>
51 const Real b)
52 : a_(a), b_(b) {}
53
54template<typename Real>
56 SingletonVector<Real> &cc = dynamic_cast<SingletonVector<Real>&>(c);
57 //cc.setValue(a_->dot(x.dual()) - b_);
58 cc.setValue(a_->apply(x) - b_);
59}
60
61template<typename Real>
63 const Vector<Real> &v,
64 const Vector<Real> &x, Real &tol) {
65 SingletonVector<Real> &jc = dynamic_cast<SingletonVector<Real>&>(jv);
66 //jc.setValue(a_->dot(v.dual()));
67 jc.setValue(a_->apply(v));
68}
69
70template<typename Real>
72 const Vector<Real> &v,
73 const Vector<Real> &x, Real &tol) {
74 const SingletonVector<Real>& vc = dynamic_cast<const SingletonVector<Real>&>(v);
75 ajv.set(*a_);
76 ajv.scale(vc.getValue());
77}
78
79template<typename Real>
81 const Vector<Real> &u,
82 const Vector<Real> &v,
83 const Vector<Real> &x, Real &tol) {
84 ahuv.zero();
85}
86
87template<typename Real>
89 Vector<Real> &v2,
90 const Vector<Real> &b1,
91 const Vector<Real> &b2,
92 const Vector<Real> &x, Real &tol) {
93 SingletonVector<Real>& v2c = dynamic_cast<SingletonVector<Real>&>(v2);
94 const SingletonVector<Real>& b2c = dynamic_cast<const SingletonVector<Real>&>(b2);
95
96 //v2c.setValue( (a_->dot(b1.dual()) - b2c.getValue() )/a_->dot(*a_) );
97 v2c.setValue( (a_->apply(b1) - b2c.getValue() )/a_->dot(*a_) );
98 v1.set(b1.dual());
99 v1.axpy(-v2c.getValue(),a_->dual());
100
101 std::vector<Real> out;
102 return out;
103}
104
105} // namespace ROL
106
107#endif
void applyAdjointJacobian(Vector< Real > &ajv, const Vector< Real > &v, const Vector< Real > &x, Real &tol) override
Apply the adjoint of the the constraint Jacobian at , , to vector .
void applyAdjointHessian(Vector< Real > &ahuv, const Vector< Real > &u, const Vector< Real > &v, const Vector< Real > &x, Real &tol) override
Apply the derivative of the adjoint of the constraint Jacobian at to vector in direction ,...
std::vector< Real > solveAugmentedSystem(Vector< Real > &v1, Vector< Real > &v2, const Vector< Real > &b1, const Vector< Real > &b2, const Vector< Real > &x, Real &tol) override
Approximately solves the augmented system
void applyJacobian(Vector< Real > &jv, const Vector< Real > &v, const Vector< Real > &x, Real &tol) override
Apply the constraint Jacobian at , , to vector .
void value(Vector< Real > &c, const Vector< Real > &x, Real &tol) override
Evaluate the constraint operator at .
ScalarLinearConstraint(const Ptr< const Vector< Real > > &a, const Real b)
Defines the linear algebra or vector space interface.
virtual void set(const Vector &x)
Set where .
virtual void scale(const Real alpha)=0
Compute where .
virtual const Vector & dual() const
Return dual representation of , for example, the result of applying a Riesz map, or change of basis,...
virtual void zero()
Set to zero vector.
virtual void axpy(const Real alpha, const Vector &x)
Compute where .