sun_angle.h

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#pragma once

 
#include "products/image/calibration_converter.h"
 
namespace satdump
{
    namespace calibration
    {
        namespace conv
        {
            class SunAngleConverter : public ConverterBase
            {
            public:
                double convert(const UnitConverter *c, double x, double y, double val)
                {
                    if (!((UnitConverter *)c)->proj_valid)
                        return CALIBRATION_INVALID_VALUE;
 
                    geodetic::geodetic_coords_t pos;
                    double timestamp = -1;
                    if (((UnitConverter *)c)->proj.inverse(x, y, pos, &timestamp, false))
                        return CALIBRATION_INVALID_VALUE;
 
                    if (timestamp == -1)
                        return CALIBRATION_INVALID_VALUE;
 
                    return get_sun_angle(timestamp, pos.lat, pos.lon);
                }
 
                bool convert_range(const UnitConverter *c, double &min, double &max)
                {
                    min = 0;
                    max = 90;
                    return true;
                }
            };
        } // namespace conv
    } // namespace calibration
} // namespace satdump