ROL_PolyhedralProjection.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_POLYHEDRALPROJECTION_H
#define ROL_POLYHEDRALPROJECTION_H
 
#include "ROL_BoundConstraint.hpp"
#include "ROL_Constraint.hpp"
#include <iostream>
 
namespace ROL {
 
template<typename Real>
class PolyhedralProjection {
protected:
  const Ptr<BoundConstraint<Real>> bnd_;
  const Ptr<Constraint<Real>>      con_;
  Ptr<Vector<Real>> xprim_, xdual_, mul_, res_;
 
public:
  virtual ~PolyhedralProjection() {}
 
  PolyhedralProjection(const Ptr<BoundConstraint<Real>> &bnd);
 
  PolyhedralProjection(const Vector<Real>               &xprim,
                       const Vector<Real>               &xdual,
                       const Ptr<BoundConstraint<Real>> &bnd,
                       const Ptr<Constraint<Real>>      &con,
                       const Vector<Real>               &mul,
                       const Vector<Real>               &res);
 
  virtual void project(Vector<Real> &x, std::ostream &stream = std::cout);
 
  const Ptr<Constraint<Real>> getLinearConstraint(void) const;
 
  const Ptr<BoundConstraint<Real>> getBoundConstraint(void) const;
 
  const Ptr<Vector<Real>> getMultiplier(void) const;
 
  const Ptr<Vector<Real>> getResidual(void) const;
 
}; // class PolyhedralProjection
 
} // namespace ROL
 
#include "ROL_PolyhedralProjection_Def.hpp"
 
#endif