parametricmodel.h

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#ifndef LSST_GAUSS2D_FIT_PARAMETRICMODEL_H
#define LSST_GAUSS2D_FIT_PARAMETRICMODEL_H
 
#include "lsst/gauss2d/evaluate.h"
#include "lsst/gauss2d/gaussian.h"
 
#include "channel.h"
#include "parametric.h"
 
namespace lsst::gauss2d::fit {
typedef std::vector<std::array<size_t, lsst::gauss2d::N_EXTRA_MAP>> ExtraParamMap;
typedef std::array<double, lsst::gauss2d::N_EXTRA_FACTOR> ExtraParamFactorValues;
typedef std::vector<ExtraParamFactorValues> ExtraParamFactors;
typedef std::vector<std::array<size_t, lsst::gauss2d::N_PARAMS_GAUSS2D>> GradParamMap;
typedef std::vector<std::array<double, lsst::gauss2d::N_PARAMS_GAUSS2D>> GradParamFactors;
 
typedef std::map<ParamBaseCRef, size_t> ParameterMap;
 
// TODO: Expand on the method docs; add reasoning on the design
class ParametricModel : public Parametric {
public:
    virtual void add_extra_param_map(const Channel& channel, ExtraParamMap& map_extra,
                                     const GradParamMap& map_grad, ParameterMap& offsets) const
            = 0;
    virtual void add_extra_param_factors(const Channel& channel, ExtraParamFactors& factors) const = 0;
    virtual void add_grad_param_map(const Channel& channel, GradParamMap& map, ParameterMap& offsets) const
            = 0;
    virtual void add_grad_param_factors(const Channel& channel, GradParamFactors& factors) const = 0;
    virtual void set_extra_param_factors(const Channel& channel, ExtraParamFactors& factors,
                                         size_t index) const
            = 0;
    virtual void set_grad_param_factors(const Channel& channel, GradParamFactors& factors, size_t index) const
            = 0;

    virtual std::unique_ptr<const lsst::gauss2d::Gaussians> get_gaussians(const Channel& channel) const = 0;
    virtual size_t get_n_gaussians(const Channel& channel) const = 0;
};
 
}  // namespace lsst::gauss2d::fit
 
#endif