ROL_ReduceLinearConstraint.hpp

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// @HEADER
// *****************************************************************************
//               Rapid Optimization Library (ROL) Package
//
// Copyright 2014 NTESS and the ROL contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef ROL_REDUCE_LINEAR_CONSTRAINT_H
#define ROL_REDUCE_LINEAR_CONSTRAINT_H
 
#include "ROL_AffineTransformObjective.hpp"
#include "ROL_AffineTransformConstraint.hpp"
#include "ROL_NullSpaceOperator.hpp"
#include "ROL_RangeSpaceOperator.hpp"
 
namespace ROL {
 
template<typename Real>
class ReduceLinearConstraint {
private:
  const Ptr<Constraint<Real>> lcon_;
  const Ptr<Vector<Real>>     x_;
  const Ptr<VectorController<Real>>  storage_;
  const Ptr<NullSpaceOperator<Real>> nsop_;
 
public:
  virtual ~ReduceLinearConstraint(void) {}
 
  ReduceLinearConstraint(const Ptr<Constraint<Real>>   &lcon,
                         const Ptr<Vector<Real>>       &x,
                         const Ptr<const Vector<Real>> &c);
 
  Ptr<Objective<Real>> transform(const Ptr<Objective<Real>> &obj) const;
  Ptr<Constraint<Real>> transform(const Ptr<Constraint<Real>> &con) const;
  Ptr<Constraint<Real>> getLinearConstraint(void) const;
  Ptr<const Vector<Real>> getFeasibleVector(void) const;
  void project(Vector<Real> &x, const Vector<Real> &y) const;
  void project(const Ptr<Vector<Real>> &x, const Ptr<const Vector<Real>> &y) const;
 
private:
  void feasible(const Ptr<const Vector<Real>> &c);
 
}; // class ReduceLinearConstraint
 
} // namespace ROL
 
#include "ROL_ReduceLinearConstraint_Def.hpp"
 
#endif