lsst.afw g7304ef7ade+7dcd958d67
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Public Types | Public Member Functions | Public Attributes | List of all members
lsst::afw::geom::ellipses::Ellipse::Transformer Class Referencefinal

A temporary-only expression object for ellipse transformations. More...

#include <Transformer.h>

Public Types

using DerivativeMatrix = Eigen::Matrix< double, 5, 5 >
 Matrix type for derivative with respect to input ellipse parameters. More...
 
using TransformDerivativeMatrix = Eigen::Matrix< double, 5, 6 >
 Matrix type for derivative with respect to transform parameters. More...
 

Public Member Functions

 Transformer (Ellipse &input_, lsst::geom::AffineTransform const &transform_)
 Standard constructor. More...
 
std::shared_ptr< Ellipsecopy () const
 Return a new transformed ellipse. More...
 
void inPlace ()
 Transform the ellipse in-place. More...
 
void apply (Ellipse &other) const
 
DerivativeMatrix d () const
 Return the derivative of transform output ellipse with respect to input ellipse. More...
 
TransformDerivativeMatrix dTransform () const
 Return the derivative of transform output ellipse with respect to transform parameters. More...
 

Public Attributes

Ellipseinput
 input ellipse to be transformed More...
 
lsst::geom::AffineTransform const & transform
 transform object More...
 

Detailed Description

A temporary-only expression object for ellipse transformations.

Transformer simply provides a clean syntax for transform-related operations, including in-place and new-object transformations, derivatives of the transformations, and implicit conversion to an auto_ptr to a new transformed ellipse.

Definition at line 86 of file Transformer.h.

Member Typedef Documentation

◆ DerivativeMatrix

Matrix type for derivative with respect to input ellipse parameters.

Definition at line 89 of file Transformer.h.

◆ TransformDerivativeMatrix

Matrix type for derivative with respect to transform parameters.

Definition at line 92 of file Transformer.h.

Constructor & Destructor Documentation

◆ Transformer()

lsst::afw::geom::ellipses::Ellipse::Transformer::Transformer ( Ellipse input_,
lsst::geom::AffineTransform const &  transform_ 
)
inline

Standard constructor.

Definition at line 95 of file Transformer.h.

Member Function Documentation

◆ apply()

void lsst::afw::geom::ellipses::Ellipse::Transformer::apply ( Ellipse other) const

◆ copy()

std::shared_ptr< Ellipse > lsst::afw::geom::ellipses::Ellipse::Transformer::copy ( ) const

Return a new transformed ellipse.

Definition at line 97 of file Transformer.cc.

◆ d()

Ellipse::Transformer::DerivativeMatrix lsst::afw::geom::ellipses::Ellipse::Transformer::d ( ) const

Return the derivative of transform output ellipse with respect to input ellipse.

Definition at line 108 of file Transformer.cc.

◆ dTransform()

Ellipse::Transformer::TransformDerivativeMatrix lsst::afw::geom::ellipses::Ellipse::Transformer::dTransform ( ) const

Return the derivative of transform output ellipse with respect to transform parameters.

Definition at line 115 of file Transformer.cc.

◆ inPlace()

void lsst::afw::geom::ellipses::Ellipse::Transformer::inPlace ( )

Transform the ellipse in-place.

Definition at line 103 of file Transformer.cc.

Member Data Documentation

◆ input

Ellipse& lsst::afw::geom::ellipses::Ellipse::Transformer::input

input ellipse to be transformed

Definition at line 112 of file Transformer.h.

◆ transform

lsst::geom::AffineTransform const& lsst::afw::geom::ellipses::Ellipse::Transformer::transform

transform object

Definition at line 113 of file Transformer.h.


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