lsst::afw::geom::ellipses::ConformalShear Class Reference

A logarithmic complex ellipticity with magnitude \(|e| = \ln (a/b) \). More...

#include <ConformalShear.h>

Inheritance diagram for lsst::afw::geom::ellipses::ConformalShear:

Public Member Functions
	ConformalShear (std::complex< double > const &complex)
	ConformalShear (double e1=0.0, double e2=0.0)
	ConformalShear (ConformalShear const &other)
	ConformalShear (Distortion const &other)
	ConformalShear (ReducedShear const &other)
ConformalShear &	operator= (ConformalShear const &other)
ConformalShear &	operator= (Distortion const &other)
ConformalShear &	operator= (ReducedShear const &other)
Jacobian	dAssign (ConformalShear const &other)
Jacobian	dAssign (Distortion const &other)
Jacobian	dAssign (ReducedShear const &other)
double	getAxisRatio () const
void	normalize ()
Public Member Functions inherited from lsst::afw::geom::ellipses::detail::EllipticityBase
std::complex< double > &	getComplex ()
std::complex< double > const &	getComplex () const
void	setComplex (std::complex< double > const &v)
double	getE1 () const
void	setE1 (double e1)
double	getE2 () const
void	setE2 (double e2)
double	getE () const
void	setE (double e)
double	getTheta () const

Static Public Member Functions
static std::string	getName ()

Additional Inherited Members
Public Types inherited from lsst::afw::geom::ellipses::detail::EllipticityBase
enum	ParameterEnum { E1 =0, E2 =1 }
typedef Eigen::Matrix2d	Jacobian
Protected Member Functions inherited from lsst::afw::geom::ellipses::detail::EllipticityBase
	EllipticityBase (std::complex< double > const &complex)
	EllipticityBase (double e1=0.0, double e2=0.0)
Protected Attributes inherited from lsst::afw::geom::ellipses::detail::EllipticityBase
std::complex< double >	_complex

Detailed Description

A logarithmic complex ellipticity with magnitude \(|e| = \ln (a/b) \).

For a more complete definition, see Bernstein and Jarvis (2002); this the same as their conformal shear \(\eta\) (eq. 2.3-2.6).

Definition at line 42 of file ConformalShear.h.

Constructor & Destructor Documentation

lsst::afw::geom::ellipses::ConformalShear::ConformalShear ( std::complex< double > const &  complex )

inlineexplicit

Definition at line 45 of file ConformalShear.h.

: detail::EllipticityBase(complex) {}

lsst::afw::geom::ellipses::ConformalShear::ConformalShear ( double  e1 = 0.0, double  e2 = 0.0  )

inlineexplicit

Definition at line 47 of file ConformalShear.h.

: detail::EllipticityBase(e1, e2) {}

lsst::afw::geom::ellipses::ConformalShear::ConformalShear ( ConformalShear const &  other )

inline

Definition at line 49 of file ConformalShear.h.

: detail::EllipticityBase(other.getComplex()) {}

lsst::afw::geom::ellipses::ConformalShear::ConformalShear ( Distortion const &  other )

inlineexplicit

Definition at line 51 of file ConformalShear.h.

{ this->operator=(other); }

lsst::afw::geom::ellipses::ConformalShear::ConformalShear ( ReducedShear const &  other )

inlineexplicit

Definition at line 53 of file ConformalShear.h.

{ this->operator=(other); }

Member Function Documentation

Jacobian lsst::afw::geom::ellipses::ConformalShear::dAssign ( ConformalShear const &  other )

inline

Definition at line 64 of file ConformalShear.h.

                                                   {
        _complex = other._complex;
        return Jacobian::Identity();
    }

Jacobian lsst::afw::geom::ellipses::ConformalShear::dAssign

(

Distortion const &

other

)

Jacobian lsst::afw::geom::ellipses::ConformalShear::dAssign

(

ReducedShear const &

other

)

double lsst::afw::geom::ellipses::ConformalShear::getAxisRatio

(

)

const

static std::string lsst::afw::geom::ellipses::ConformalShear::getName ( )

inlinestatic

Definition at line 77 of file ConformalShear.h.

{ return "ConformalShear"; }

void lsst::afw::geom::ellipses::ConformalShear::normalize ( )

inline

Definition at line 75 of file ConformalShear.h.

{}

ConformalShear& lsst::afw::geom::ellipses::ConformalShear::operator= ( ConformalShear const &  other )

inline

Definition at line 55 of file ConformalShear.h.

                                                             {
        _complex = other._complex;
        return *this;
    }

ConformalShear& lsst::afw::geom::ellipses::ConformalShear::operator=

(

Distortion const &

other

)

ConformalShear& lsst::afw::geom::ellipses::ConformalShear::operator=

(

ReducedShear const &

other

)

---

The documentation for this class was generated from the following file:

• /home/lsstsw/stack/Linux64/afw/11.0-2-g04d2804/include/lsst/afw/geom/ellipses/ConformalShear.h