LSSTApplications  20.0.0
LSSTDataManagementBasePackage
Parametric.h
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1 // -*- lsst-c++ -*-
2 
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24 
25 #ifndef LSST_AFW_GEOM_ELLIPSES_Parametric_h_INCLUDED
26 #define LSST_AFW_GEOM_ELLIPSES_Parametric_h_INCLUDED
27 
29 
30 namespace lsst {
31 namespace afw {
32 namespace geom {
33 namespace ellipses {
34 
39 class Parametric final {
40 public:
41  Parametric(Ellipse const& ellipse);
42 
43  lsst::geom::Point2D operator()(double t) const { return _center + _u * std::cos(t) + _v * std::sin(t); }
44 
45 private:
46  lsst::geom::Point2D _center;
49 };
50 } // namespace ellipses
51 } // namespace geom
52 } // namespace afw
53 } // namespace lsst
54 
55 #endif // !LSST_AFW_GEOM_ELLIPSES_Parametric_h_INCLUDED
lsst::afw::geom::ellipses::Parametric::Parametric
Parametric(Ellipse const &ellipse)
Definition: Parametric.cc:31
ellipses
std::cos
T cos(T... args)
lsst::afw
Definition: imageAlgorithm.dox:1
lsst::afw::geom::ellipses::Parametric
A functor that returns points on the boundary of the ellipse as a function of a parameter that runs b...
Definition: Parametric.h:39
Ellipse.h
lsst
A base class for image defects.
Definition: imageAlgorithm.dox:1
lsst::afw::geom::ellipses::Ellipse
An ellipse defined by an arbitrary BaseCore and a center point.
Definition: Ellipse.h:51
std::sin
T sin(T... args)
lsst::geom
Definition: geomOperators.dox:4
lsst::geom::Point< double, 2 >
lsst::geom::Extent< double, 2 >
lsst::afw::geom::ellipses::Parametric::operator()
lsst::geom::Point2D operator()(double t) const
Definition: Parametric.h:43