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Convolution.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_Convolution_h_INCLUDED
26#define LSST_AFW_GEOM_ELLIPSES_Convolution_h_INCLUDED
27
28/*
29 * Definitions for BaseEllipse::Convolution and BaseCore::Convolution.
30 *
31 * Note: do not include directly; use the main ellipse header file.
32 */
33
35
36namespace lsst {
37namespace afw {
38namespace geom {
39namespace ellipses {
40
45public:
47 using DerivativeMatrix = Eigen::Matrix3d;
48
50 Convolution(BaseCore &self, BaseCore const &other) : self(self), other(other) {}
51
54
56 void inPlace();
57
59 DerivativeMatrix d() const;
60
61 void apply(BaseCore &result) const;
62
65};
66
71public:
73 using DerivativeMatrix = Eigen::Matrix<double, 5, 5>;
74
76 Convolution(Ellipse &self, Ellipse const &other) : self(self), other(other) {}
77
79 std::shared_ptr<Ellipse> copy() const;
80
82 void inPlace();
83
85 DerivativeMatrix d() const;
86
87 Ellipse &self;
88 Ellipse const &other;
89};
90
92 return BaseCore::Convolution(*this, other);
93}
94
95inline BaseCore::Convolution const BaseCore::convolve(BaseCore const &other) const {
96 return BaseCore::Convolution(const_cast<BaseCore &>(*this), other);
97}
98
99inline Ellipse::Convolution Ellipse::convolve(Ellipse const &other) {
100 return Ellipse::Convolution(*this, other);
101}
102
103inline Ellipse::Convolution const Ellipse::convolve(Ellipse const &other) const {
104 return Ellipse::Convolution(const_cast<Ellipse &>(*this), other);
105}
106} // namespace ellipses
107} // namespace geom
108} // namespace afw
109} // namespace lsst
110
111#endif // !LSST_AFW_GEOM_ELLIPSES_Convolution_h_INCLUDED
py::object result
Definition _schema.cc:429
A temporary-only expression object for ellipse core convolution.
Definition Convolution.h:44
Eigen::Matrix3d DerivativeMatrix
Matrix type for derivative with respect to input ellipse parameters.
Definition Convolution.h:47
std::shared_ptr< BaseCore > copy() const
Return a new convolved ellipse core.
void inPlace()
Convolve the ellipse core in-place.
Convolution(BaseCore &self, BaseCore const &other)
Standard constructor.
Definition Convolution.h:50
DerivativeMatrix d() const
Return the derivative of convolved core with respect to self.
A base class for parametrizations of the "core" of an ellipse - the ellipticity and size.
Definition BaseCore.h:55
Convolution convolve(BaseCore const &other)
Return the size of the bounding box for the ellipse core.
Definition Convolution.h:91
A temporary-only expression object for ellipse convolution.
Definition Convolution.h:70
Convolution(Ellipse &self, Ellipse const &other)
Standard constructor.
Definition Convolution.h:76
Eigen::Matrix< double, 5, 5 > DerivativeMatrix
Matrix type for derivative with respect to input ellipse parameters.
Definition Convolution.h:73
An ellipse defined by an arbitrary BaseCore and a center point.
Definition Ellipse.h:51
Convolution convolve(Ellipse const &other)
Return the transform that maps the ellipse to the unit circle.
Definition Convolution.h:99