// Copyright (2019-2022) Paul Scherrer Institute
// SPDX-License-Identifier: GPL-3.0-or-later

#ifndef DIFFRACTIONGEOMETRY_H
#define DIFFRACTIONGEOMETRY_H

#include "Coord.h"
#include "DiffractionSpot.h"

class DiffractionGeometry {
    const float beam_x_pxl;
    const float beam_y_pxl;
    const float detector_distance_mm;
    const float pixel_size_mm;
    const float wavelength_A;
    const Coord scattering_vector;
public:
    DiffractionGeometry(float beam_x_pxl,
                        float beam_y_pxl,
                        float detector_distance_mm,
                        float pixel_size_mm,
                        float wavelength_A,
                        Coord scattering_vector);
    Coord DetectorToLab(float x_pxl, float y_pxl) const;
    Coord DetectorToRecip(float x_pxl, float y_pxl) const;

    float ResToPxl(float resolution) const;
    float PxlToRes(float detector_x, float detector_y) const;
};

#endif