ParameterPlan.h

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// ************************************************************************** //
//
//  BornAgain: simulate and fit scattering at grazing incidence
//
//! @file      Fit/TestEngine/ParameterPlan.h
//! @brief     Defines class ParameterPlan
//!
//! @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_PARAMETERPLAN_H
#define BORNAGAIN_FIT_TESTENGINE_PARAMETERPLAN_H
 
#include "Fit/Kernel/Parameter.h"
 
//! Defines initial settings of single fit parameter and the final value which has to be found
//! in the course of the fit.
 
class ParameterPlan
{
public:
    ParameterPlan(const Fit::Parameter& param, double expected_value, double tolerance = 0.01)
        : m_expected_value(expected_value), m_tolerance(tolerance), m_parameter(param)
    {
    }
 
    Fit::Parameter fitParameter() const { return m_parameter; }
    double expectedValue() const { return m_expected_value; }
    double tolerance() const { return m_tolerance; }
 
    void setTolerance(double tolerance) { m_tolerance = tolerance; }
 
private:
    double m_expected_value;    //!< expected value to find in the fit
    double m_tolerance;         //!< tolerance on found value wrt expected value
    Fit::Parameter m_parameter; //!< initial parameter settings
};
 
#endif // BORNAGAIN_FIT_TESTENGINE_PARAMETERPLAN_H