ROL_Reduced_Objective_SimOpt.hpp

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#ifndef ROL_REDUCED_OBJECTIVE_SIMOPT_H
#define ROL_REDUCED_OBJECTIVE_SIMOPT_H
 
#include "ROL_Objective_SimOpt.hpp"
#include "ROL_Constraint_SimOpt.hpp"
#include "ROL_VectorController.hpp"
 
namespace ROL {
 
template<typename Real>
class Reduced_Objective_SimOpt : public Objective<Real> {
private:
  const Ptr<Objective_SimOpt<Real>> obj_;
  const Ptr<Constraint_SimOpt<Real>> con_;
  Ptr<VectorController<Real>> stateStore_;
  Ptr<VectorController<Real>> adjointStore_;
 
  // Primal vectors
  Ptr<Vector<Real>> state_;
  Ptr<Vector<Real>> adjoint_;
  Ptr<Vector<Real>> state_sens_;
  Ptr<Vector<Real>> adjoint_sens_;
 
  // Dual vectors
  Ptr<Vector<Real>> dualstate_;
  Ptr<Vector<Real>> dualstate1_;
  Ptr<Vector<Real>> dualadjoint_;
  Ptr<Vector<Real>> dualcontrol_;
 
  const bool storage_;
  const bool useFDhessVec_;
 
  unsigned nupda_, nvalu_, ngrad_, nhess_, nprec_;
  unsigned nstat_, nadjo_, nssen_, nasen_;
  
  bool updateFlag_;
  int  updateIter_;
  UpdateType updateType_;
  bool newUpdate_;
 
public:
  Reduced_Objective_SimOpt(
      const Ptr<Objective_SimOpt<Real>> &obj, 
      const Ptr<Constraint_SimOpt<Real>> &con, 
      const Ptr<Vector<Real>> &state, 
      const Ptr<Vector<Real>> &control, 
      const Ptr<Vector<Real>> &adjoint,
      const bool storage = true,
      const bool useFDhessVec = false);
 
  Reduced_Objective_SimOpt(
      const Ptr<Objective_SimOpt<Real>> &obj,
      const Ptr<Constraint_SimOpt<Real>> &con,
      const Ptr<Vector<Real>> &state,
      const Ptr<Vector<Real>> &control, 
      const Ptr<Vector<Real>> &adjoint,
      const Ptr<Vector<Real>> &dualstate,
      const Ptr<Vector<Real>> &dualcontrol, 
      const Ptr<Vector<Real>> &dualadjoint,
      const bool storage = true,
      const bool useFDhessVec = false);
 
  Reduced_Objective_SimOpt(
      const Ptr<Objective_SimOpt<Real>> &obj, 
      const Ptr<Constraint_SimOpt<Real>> &con, 
      const Ptr<VectorController<Real>> &stateStore, 
      const Ptr<Vector<Real>> &state, 
      const Ptr<Vector<Real>> &control, 
      const Ptr<Vector<Real>> &adjoint,
      const bool storage = true,
      const bool useFDhessVec = false);
 
  Reduced_Objective_SimOpt(
      const Ptr<Objective_SimOpt<Real>> &obj,
      const Ptr<Constraint_SimOpt<Real>> &con,
      const Ptr<VectorController<Real>> &stateStore, 
      const Ptr<Vector<Real>> &state,
      const Ptr<Vector<Real>> &control, 
      const Ptr<Vector<Real>> &adjoint,
      const Ptr<Vector<Real>> &dualstate,
      const Ptr<Vector<Real>> &dualcontrol, 
      const Ptr<Vector<Real>> &dualadjoint,
      const bool storage = true,
      const bool useFDhessVec = false);
 
  void update( const Vector<Real> &z, bool flag = true, int iter = -1 ) override;
  void update( const Vector<Real> &z, UpdateType type, int iter = -1 ) override;
 
  Real value( const Vector<Real> &z, Real &tol ) override;
 
  void gradient( Vector<Real> &g, const Vector<Real> &z, Real &tol ) override;
 
  void hessVec( Vector<Real> &hv, const Vector<Real> &v, const Vector<Real> &z, Real &tol ) override;
 
  virtual void precond( Vector<Real> &Pv, const Vector<Real> &v, const Vector<Real> &z, Real &tol ) override;
 
  void summarize(std::ostream &stream) const;
 
  void reset();
 
// For parametrized (stochastic) objective functions and constraints
public:
  void setParameter(const std::vector<Real> &param) override;
 
private:
  void solve_state_equation(const Vector<Real> &z, Real &tol); 
 
  void solve_adjoint_equation(const Vector<Real> &z, Real &tol);
 
  void solve_state_sensitivity(const Vector<Real> &v, const Vector<Real> &z, Real &tol);
 
  void solve_adjoint_sensitivity(const Vector<Real> &v, const Vector<Real> &z, Real &tol);
 
}; // class Reduced_Objective_SimOpt
 
} // namespace ROL
 
#include "ROL_Reduced_Objective_SimOpt_Def.hpp"
 
#endif