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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Fit/Residual/IFunctionAdapter.h
//! @brief Defines interface IFunctionAdapter.
//!
//! @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)
//
// ************************************************************************************************
#ifdef SWIG
#error no need to expose this header to Swig
#endif // SWIG
#ifndef BORNAGAIN_FIT_RESIDUAL_IFUNCTIONADAPTER_H
#define BORNAGAIN_FIT_RESIDUAL_IFUNCTIONADAPTER_H
namespace mumufit {
//! Base class for objective function adapters, which converts user functions
//! to minimize into the function which minimization machinery expects.
class IFunctionAdapter {
public:
IFunctionAdapter();
virtual ~IFunctionAdapter();
int numberOfCalls() const { return m_number_of_calls; }
int numberOfGradientCalls() const { return m_number_of_gradient_calls; }
protected:
int m_number_of_calls;
int m_number_of_gradient_calls;
};
} // namespace mumufit
#endif // BORNAGAIN_FIT_RESIDUAL_IFUNCTIONADAPTER_H
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