MinimizerTestPlan.h

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// ************************************************************************** //
//
//  BornAgain: simulate and fit scattering at grazing incidence
//
//! @file      Fit/TestEngine/MinimizerTestPlan.h
//! @brief     Defines class MinimizerTestPlan
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************** //
 
#ifndef BORNAGAIN_FIT_TESTENGINE_MINIMIZERTESTPLAN_H
#define BORNAGAIN_FIT_TESTENGINE_MINIMIZERTESTPLAN_H
 
#include "Fit/TestEngine/ParameterPlan.h"
#include <vector>
 
namespace Fit
{
class Parameter;
class Parameters;
class Minimizer;
} // namespace Fit
 
//! Defines objective function to fit, expected minimum, initial fit parameters and
//! expected values of fit parameters at minimum.
 
class MinimizerTestPlan
{
public:
    MinimizerTestPlan(const std::string& name);
 
    virtual ~MinimizerTestPlan();
 
    void addParameter(const Fit::Parameter& param, double expected_value, double tolerance = 0.01);
 
    std::string name() const { return m_name; }
 
    //! Runs minimization and check minimization result.
    virtual bool checkMinimizer(Fit::Minimizer& minimizer) = 0;
 
protected:
    Fit::Parameters parameters() const;
    std::vector<double> expectedValues() const;
    bool valuesAsExpected(const std::vector<double>& values) const;
 
    std::string m_name;                          //!< plan name
    std::vector<ParameterPlan> m_parameter_plan; //! initial/expected parameter values
};
 
#endif // BORNAGAIN_FIT_TESTENGINE_MINIMIZERTESTPLAN_H