parametricellipse.h

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#ifndef LSST_GAUSS2D_FIT_PARAMETRICELLIPSE_H
#define LSST_GAUSS2D_FIT_PARAMETRICELLIPSE_H
 
#include <array>
 
#include "parameters.h"
#include "parametric.h"
#include "param_defs.h"
#include "param_filter.h"
 
namespace lsst::gauss2d::fit {
class QuasiEllipse {
public:
    virtual double get_rho() const = 0;
    virtual double get_size_x() const = 0;
    virtual double get_size_y() const = 0;
    virtual std::array<double, 3> get_xyr() const { return {get_size_x(), get_size_y(), get_rho()}; };
 
    virtual ~QuasiEllipse() = default;
};

class ParametricEllipse : public Parametric, public QuasiEllipse {
public:
    virtual RhoParameterD& get_rho_param() const = 0;
    virtual SizeXParameterD& get_size_x_param() const = 0;
    virtual SizeYParameterD& get_size_y_param() const = 0;
 
    virtual std::shared_ptr<RhoParameterD> get_rho_param_ptr() = 0;
    virtual std::shared_ptr<SizeXParameterD> get_size_x_param_ptr() = 0;
    virtual std::shared_ptr<SizeYParameterD> get_size_y_param_ptr() = 0;
 
    // No set because it would be ambiguous with lsst::gauss2d::set
    // TODO: Consider disambiguating
    virtual void set_rho(double rho) = 0;
    virtual void set_size_x(double size_x) = 0;
    virtual void set_size_y(double size_y) = 0;
    virtual void set_xyr(const std::array<double, 3>& xyr) {
        set_size_x(xyr[0]);
        set_size_y(xyr[1]);
        set_rho(xyr[2]);
    };
};
 
}  // namespace lsst::gauss2d::fit
 
#endif