LSST Applications  21.0.0-172-gfb10e10a+18fedfabac,22.0.0+297cba6710,22.0.0+80564b0ff1,22.0.0+8d77f4f51a,22.0.0+a28f4c53b1,22.0.0+dcf3732eb2,22.0.1-1-g7d6de66+2a20fdde0d,22.0.1-1-g8e32f31+297cba6710,22.0.1-1-geca5380+7fa3b7d9b6,22.0.1-12-g44dc1dc+2a20fdde0d,22.0.1-15-g6a90155+515f58c32b,22.0.1-16-g9282f48+790f5f2caa,22.0.1-2-g92698f7+dcf3732eb2,22.0.1-2-ga9b0f51+7fa3b7d9b6,22.0.1-2-gd1925c9+bf4f0e694f,22.0.1-24-g1ad7a390+a9625a72a8,22.0.1-25-g5bf6245+3ad8ecd50b,22.0.1-25-gb120d7b+8b5510f75f,22.0.1-27-g97737f7+2a20fdde0d,22.0.1-32-gf62ce7b1+aa4237961e,22.0.1-4-g0b3f228+2a20fdde0d,22.0.1-4-g243d05b+871c1b8305,22.0.1-4-g3a563be+32dcf1063f,22.0.1-4-g44f2e3d+9e4ab0f4fa,22.0.1-42-gca6935d93+ba5e5ca3eb,22.0.1-5-g15c806e+85460ae5f3,22.0.1-5-g58711c4+611d128589,22.0.1-5-g75bb458+99c117b92f,22.0.1-6-g1c63a23+7fa3b7d9b6,22.0.1-6-g50866e6+84ff5a128b,22.0.1-6-g8d3140d+720564cf76,22.0.1-6-gd805d02+cc5644f571,22.0.1-8-ge5750ce+85460ae5f3,master-g6e05de7fdc+babf819c66,master-g99da0e417a+8d77f4f51a,w.2021.48
LSST Data Management Base Package
GridTransform.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_GridTransform_h_INCLUDED
26 #define LSST_AFW_GEOM_ELLIPSES_GridTransform_h_INCLUDED
27 
28 /*
29  * Definitions for Ellipse::GridTransform and BaseCore::GridTransform.
30  *
31  * Note: do not include directly; use the main ellipse header file.
32  */
33 
34 #include "Eigen/Eigenvalues"
35 
38 
39 namespace lsst {
40 namespace afw {
41 namespace geom {
42 namespace ellipses {
43 
49 public:
51  using DerivativeMatrix = Eigen::Matrix<double, 4, 3>;
52 
54  explicit GridTransform(BaseCore const& input);
55 
57  operator lsst::geom::LinearTransform() const;
58 
61 
63  DerivativeMatrix d() const;
64 
66  double getDeterminant() const;
67 
72 
73 private:
74  BaseCore const& _input;
75  Eigen::SelfAdjointEigenSolver<Eigen::Matrix2d> _eig;
76 };
77 
83 public:
85  using DerivativeMatrix = Eigen::Matrix<double, 6, 5>;
86 
88  explicit GridTransform(Ellipse const& input);
89 
92 
94  DerivativeMatrix d() const;
95 
97  double getDeterminant() const;
98 
100  operator lsst::geom::AffineTransform() const;
101 
104 
105 private:
106  Ellipse const& _input;
107  BaseCore::GridTransform _coreGt;
108 };
109 
111  return BaseCore::GridTransform(*this);
112 }
113 
115  return Ellipse::GridTransform(*this);
116 }
117 } // namespace ellipses
118 } // namespace geom
119 } // namespace afw
120 } // namespace lsst
121 
122 #endif // !LSST_AFW_GEOM_ELLIPSES_GridTransform_h_INCLUDED
A temporary-only expression object representing an lsst::geom::LinearTransform that maps the ellipse ...
Definition: GridTransform.h:48
double getDeterminant() const
Return the determinant of the lsst::geom::LinearTransform.
lsst::geom::LinearTransform inverted() const
Return the inverse of the lsst::geom::LinearTransform;.
DerivativeMatrix d() const
Return the derivative of the transform with respect to input core.
GridTransform(BaseCore const &input)
Standard constructor.
Eigen::Matrix< double, 4, 3 > DerivativeMatrix
Matrix type for derivative with respect to ellipse parameters.
Definition: GridTransform.h:51
lsst::geom::LinearTransform::Matrix getMatrix() const
Return the transform matrix as an Eigen object.
A base class for parametrizations of the "core" of an ellipse - the ellipticity and size.
Definition: BaseCore.h:55
GridTransform const getGridTransform() const
Return the transform that maps the ellipse to the unit circle.
A temporary-only expression object representing an lsst::geom::AffineTransform that maps the Ellipse ...
Definition: GridTransform.h:82
double getDeterminant() const
Return the determinant of the lsst::geom::AffineTransform.
DerivativeMatrix d() const
Return the derivative of transform with respect to input ellipse.
lsst::geom::AffineTransform::Matrix getMatrix() const
Return the transform matrix as an Eigen object.
Eigen::Matrix< double, 6, 5 > DerivativeMatrix
Matrix type for derivative with respect to input ellipse parameters.
Definition: GridTransform.h:85
lsst::geom::AffineTransform inverted() const
Return the inverse of the AffineTransform.
GridTransform(Ellipse const &input)
Standard constructor.
An ellipse defined by an arbitrary BaseCore and a center point.
Definition: Ellipse.h:51
GridTransform const getGridTransform() const
Return the transform that maps the ellipse to the unit circle.
An affine coordinate transformation consisting of a linear transformation and an offset.
A 2D linear coordinate transformation.
Eigen::Matrix< double, 2, 2, Eigen::DontAlign > Matrix
class[[deprecated("Removed with no replacement (but see lsst::afw::image::TransmissionCurve). Will be " "removed after v22.")]] FilterProperty final
Describe the properties of a Filter (e.g.
Definition: Filter.h:53
A base class for image defects.