lsst.afw  22.0.0+e73869a214
GridTransform.h
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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  typedef Eigen::Matrix<double, 4, 3> DerivativeMatrix;
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  typedef Eigen::Matrix<double, 6, 5> DerivativeMatrix;
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.
Eigen::Matrix< double, 4, 3 > DerivativeMatrix
Matrix type for derivative with respect to ellipse parameters.
Definition: GridTransform.h:51
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.
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
Eigen::Matrix< double, 6, 5 > DerivativeMatrix
Matrix type for derivative with respect to input ellipse parameters.
Definition: GridTransform.h:85
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.
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.
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.