LSSTApplications  10.0-2-g4f67435,11.0.rc2+1,11.0.rc2+12,11.0.rc2+3,11.0.rc2+4,11.0.rc2+5,11.0.rc2+6,11.0.rc2+7,11.0.rc2+8
LSSTDataManagementBasePackage
Distortion.h
Go to the documentation of this file.
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/).
9  *
10  * This program is free software: you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation, either version 3 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the LSST License Statement and
21  * the GNU General Public License along with this program. If not,
22  * see <http://www.lsstcorp.org/LegalNotices/>.
23  */
24 
25 #ifndef LSST_AFW_GEOM_ELLIPSES_Distortion_h_INCLUDED
26 #define LSST_AFW_GEOM_ELLIPSES_Distortion_h_INCLUDED
27 
29 
30 namespace lsst { namespace afw { namespace geom { namespace ellipses {
31 
32 class ConformalShear;
33 class ReducedShear;
34 
42 public:
43 
44  explicit Distortion(std::complex<double> const & complex) : detail::EllipticityBase(complex) {}
45 
46  explicit Distortion(double e1=0.0, double e2=0.0) : detail::EllipticityBase(e1, e2) {}
47 
48  Distortion(Distortion const & other) : detail::EllipticityBase(other.getComplex()) {}
49 
50  explicit Distortion(ConformalShear const & other) { this->operator=(other); }
51 
52  explicit Distortion(ReducedShear const & other) { this->operator=(other); }
53 
54  Distortion & operator=(Distortion const & other) {
55  _complex = other._complex;
56  return *this;
57  }
58 
59  Distortion & operator=(ConformalShear const & other);
60 
61  Distortion & operator=(ReducedShear const & other);
62 
63  Jacobian dAssign(Distortion const & other) {
64  _complex = other._complex;
65  return Jacobian::Identity();
66  }
67 
68  Jacobian dAssign(ConformalShear const & other);
69 
70  Jacobian dAssign(ReducedShear const & other);
71 
72  double getAxisRatio() const;
73 
74  void normalize();
75 
76  static std::string getName() { return "Distortion"; }
77 
78 };
79 
80 }}}} // namespace lsst::afw::geom::ellipses
81 
82 #endif // !LSST_AFW_GEOM_ELLIPSES_Distortion_h_INCLUDED
Distortion & operator=(Distortion const &other)
Definition: Distortion.h:54
EllipticityBase(std::complex< double > const &complex)
Distortion(ConformalShear const &other)
Definition: Distortion.h:50
Distortion(Distortion const &other)
Definition: Distortion.h:48
static std::string getName()
Definition: Distortion.h:76
Jacobian dAssign(Distortion const &other)
Definition: Distortion.h:63
Distortion(ReducedShear const &other)
Definition: Distortion.h:52
Distortion(std::complex< double > const &complex)
Definition: Distortion.h:44
EllipticityBase is a base class for complex ellipticity types.
A complex ellipticity with magnitude .
Definition: ReducedShear.h:42
A logarithmic complex ellipticity with magnitude .
A complex ellipticity with magnitude .
Definition: Distortion.h:41
Distortion(double e1=0.0, double e2=0.0)
Definition: Distortion.h:46