lsst.meas.extensions.trailedSources  master-gcc5351303a+e4b3fd852d
VeresModel.h
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1 // -*- lsst-c++ -*-
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3  * This file is part of meas_extensions_trailedSources.
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24 
25 #ifndef LSST_MEAS_EXTENSIONS_TRAILEDSOURCES_VERES_MODEL_H
26 #define LSST_MEAS_EXTENSIONS_TRAILEDSOURCES_VERES_MODEL_H
27 
28 #include "ndarray.h"
29 
30 #include "lsst/geom.h"
31 #include "lsst/pex/config.h"
32 #include "lsst/afw/image.h"
33 #include "lsst/afw/geom.h"
34 
35 namespace lsst {
36 namespace meas {
37 namespace extensions {
38 namespace trailedSources {
39 
48 public:
51 
57  explicit VeresModel(ExposureF const& data);
58 
59  VeresModel(VeresModel const &) = default;
60  VeresModel(VeresModel &&) = default;
61  VeresModel & operator=(VeresModel const &) = default;
62  VeresModel & operator=(VeresModel &&) = default;
63  ~VeresModel() = default;
64 
79  double operator()(std::vector<double> const& params) const;
80 
97 
99  double getSigma() const noexcept { return _sigma; }
100 
101 private:
115  double _computeModel(double x, double y, double xc, double yc,
116  double flux, double length, double theta) const noexcept;
117 
131  std::array<double, 5> _computeGradient(double x, double y, double xc, double yc,
132  double flux, double length, double theta) const noexcept;
133 
134  double _sigma; // PSF sigma
135  lsst::geom::Box2I _bbox; // Data bounding box
136  ImageF::Array _data; // Image array of exposure
137  ImageF::Array _variance; // Variance array of exposure
138 };
139 
140 }}}} // lsst::meas::extensions::trailedSources
141 
142 #endif // LSST_MEAS_EXTENSIONS_TRAILEDSOURCES_VERES_MODEL_H
ndarray::Array< PixelT, 2, 1 > Array
Implementation of an axisymmetric 2D Gaussian convolved with a line – a model for a fast-moving,...
Definition: VeresModel.h:47
VeresModel(ExposureF const &data)
Constructor for VeresModel.
Definition: VeresModel.cc:39
VeresModel & operator=(VeresModel const &)=default
std::vector< double > gradient(std::vector< double > const &params) const
Compute the gradient of chi-squared of the model given the data.
Definition: VeresModel.cc:70
VeresModel & operator=(VeresModel &&)=default
double operator()(std::vector< double > const &params) const
Compute chi-squared of the model given the data.
Definition: VeresModel.cc:46
double getSigma() const noexcept
Return the PSF sigma.
Definition: VeresModel.h:99
class[[deprecated("Removed with no replacement (but see lsst::afw::image::TransmissionCurve). Will be " "removed after v22.")]] FilterProperty final