FixedBinAxis.h

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      Base/Axis/FixedBinAxis.h
//! @brief     Defines class FixedBinAxis.
//!
//! @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_BASE_AXIS_FIXEDBINAXIS_H
#define BORNAGAIN_BASE_AXIS_FIXEDBINAXIS_H
 
#include "Base/Axis/IAxis.h"
 
//! Axis with fixed bin size.
//! @ingroup tools
 
class FixedBinAxis : public IAxis {
public:
    //! FixedBinAxis constructor.
    //! @param name Axis name
    //! @param nbins number of bins
    //! @param start low edge of first bin
    //! @param end upper edge of last bin
    FixedBinAxis(const std::string& name, size_t nbins, double start, double end);
    ~FixedBinAxis() override = default;
 
    FixedBinAxis* clone() const override;
 
    size_t size() const override { return m_nbins; }
 
    double operator[](size_t index) const override;
 
    Bin1D bin(size_t index) const override;
 
    double min() const override { return m_start; }
    double max() const override { return m_end; }
 
    double binCenter(size_t index) const override { return (*this)[index]; }
 
    size_t findClosestIndex(double value) const override;
 
    std::vector<double> binCenters() const override;
 
    std::vector<double> binBoundaries() const override;
 
    void clip(double lower, double upper) override;
 
protected:
    void print(std::ostream& ostr) const override;
    bool equals(const IAxis& other) const override;
 
private:
    size_t m_nbins;
    double m_start;
    double m_end;
};
 
#endif // BORNAGAIN_BASE_AXIS_FIXEDBINAXIS_H