ScalarOptimizer.hh

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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\
 * Copyright (c) 2025, Davide Stocco, Mattia Piazza and Enrico Bertolazzi.                       *
 *                                                                                               *
 * The Optimist project is distributed under the BSD 2-Clause License.                           *
 *                                                                                               *
 * Davide Stocco                          Mattia Piazza                        Enrico Bertolazzi *
 * University of Trento               University of Trento                  University of Trento *
 * davide.stocco@unitn.it            mattia.piazza@unitn.it           enrico.bertolazzi@unitn.it *
\* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
#pragma once
 
#ifndef OPTIMIST_SCALAR_OPTIMIZER_HH
#define OPTIMIST_SCALAR_OPTIMIZER_HH
 
#include "Solver.hh"
 
namespace Optimist
{

  namespace ScalarOptimizer
  {
 
    /*\
     |   ____            _             ___        _   _           _
     |  / ___|  ___ __ _| | __ _ _ __ / _ \ _ __ | |_(_)_ __ ___ (_)_______ _ __
     |  \___ \ / __/ _` | |/ _` | '__| | | | '_ \| __| | '_ ` _ \| |_  / _ \ '__|
     |   ___) | (_| (_| | | (_| | |  | |_| | |_) | |_| | | | | | | |/ /  __/ |
     |  |____/ \___\__,_|_|\__,_|_|   \___/| .__/ \__|_|_| |_| |_|_/___\___|_|
     |                                     |_|
    \*/

    template <typename Real, typename DerivedSolver>
    class ScalarOptimizer : public Solver<Real, 1, 1, DerivedSolver>
    {
    public:
      friend Solver<Real, 1, 1, ScalarOptimizer<Real, DerivedSolver>>;
 
      static constexpr bool is_rootfinder{false};
      static constexpr bool is_optimizer{true};
 
      static constexpr bool requires_function{DerivedSolver::requires_function};
      static constexpr bool requires_first_derivative{DerivedSolver::requires_first_derivative};
      static constexpr bool requires_second_derivative{DerivedSolver::requires_second_derivative};
 
      OPTIMIST_BASIC_CONSTANTS(Real) 
 
      using FunctionWrapper         = typename Solver<Real, 1, 1, DerivedSolver>::FunctionWrapper;
      using FirstDerivativeWrapper  = typename Solver<Real, 1, 1, DerivedSolver>::FirstDerivativeWrapper;
      using SecondDerivativeWrapper = typename Solver<Real, 1, 1, DerivedSolver>::SecondDerivativeWrapper;

      ScalarOptimizer() {}

      std::string name() const {return static_cast<const DerivedSolver *>(this)->name_impl();}
 
    }; // class ScalarOptimizer
 
  } // namespace ScalarOptimizer
 
} // namespace Optimist
 
#endif // OPTIMIST_SCALAR_OPTIMIZER_HH