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ReducedShear.h
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1// -*- lsst-c++ -*-
2
3/*
4 * LSST Data Management System
5 * Copyright 2008, 2009, 2010 LSST Corporation.
6 *
7 * This product includes software developed by the
8 * LSST Project (http://www.lsst.org/).
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24
25#ifndef LSST_AFW_GEOM_ELLIPSES_ReducedShear_h_INCLUDED
26#define LSST_AFW_GEOM_ELLIPSES_ReducedShear_h_INCLUDED
27
29
30namespace lsst {
31namespace afw {
32namespace geom {
33namespace ellipses {
34
35class Distortion;
36
37class ConformalShear;
38
46public:
47 explicit ReducedShear(std::complex<double> const& complex) : detail::EllipticityBase(complex) {}
48
49 explicit ReducedShear(double e1 = 0.0, double e2 = 0.0) : detail::EllipticityBase(e1, e2) {}
50
51 ReducedShear(ReducedShear const& other) : detail::EllipticityBase(other.getComplex()) {}
52 // Delegate to copy-constructor for backwards compatibility
54 ~ReducedShear() = default;
55
56 explicit ReducedShear(Distortion const& other) { this->operator=(other); }
57
58 explicit ReducedShear(ConformalShear const& other) { this->operator=(other); }
59
61 _complex = other._complex;
62 return *this;
63 }
64 // Delegate to copy-assignment for backwards compatibility
65 ReducedShear& operator=(ReducedShear&& other) { return *this = other; }
66
67 ReducedShear& operator=(Distortion const& other);
68
70
72 _complex = other._complex;
73 return Jacobian::Identity();
74 }
75
76 Jacobian dAssign(Distortion const& other);
77
78 Jacobian dAssign(ConformalShear const& other);
79
80 double getAxisRatio() const;
81
82 void normalize() {}
83
84 static std::string getName() { return "ReducedShear"; }
85};
86} // namespace ellipses
87} // namespace geom
88} // namespace afw
89} // namespace lsst
90
91#endif // !LSST_AFW_GEOM_ELLIPSES_ReducedShear_h_INCLUDED
A logarithmic complex ellipticity with magnitude .
A complex ellipticity with magnitude .
Definition: Distortion.h:44
A complex ellipticity with magnitude .
Definition: ReducedShear.h:45
ReducedShear & operator=(ReducedShear const &other)
Definition: ReducedShear.h:60
ReducedShear(Distortion const &other)
Definition: ReducedShear.h:56
ReducedShear(ReducedShear const &other)
Definition: ReducedShear.h:51
ReducedShear & operator=(ReducedShear &&other)
Definition: ReducedShear.h:65
Jacobian dAssign(ReducedShear const &other)
Definition: ReducedShear.h:71
ReducedShear(ConformalShear const &other)
Definition: ReducedShear.h:58
ReducedShear(double e1=0.0, double e2=0.0)
Definition: ReducedShear.h:49
ReducedShear(std::complex< double > const &complex)
Definition: ReducedShear.h:47
EllipticityBase is a base class for complex ellipticity types.
EllipticityBase(EllipticityBase const &)=default