lsst::afw::geom::ellipses::Ellipse::GridTransform Class Reference

A temporary-only expression object representing an AffineTransform that maps the Ellipse to a unit circle at the origin. More...

#include <GridTransform.h>

Public Types
typedef Eigen::Matrix< double, 6, 5 >	DerivativeMatrix
	Matrix type for derivative with respect to input ellipse parameters. More...

Public Member Functions
	GridTransform (Ellipse const &input)
	Standard constructor. More...
AffineTransform::Matrix	getMatrix () const
	Return the transform matrix as an Eigen object. More...
DerivativeMatrix	d () const
	Return the derivative of transform with respect to input ellipse. More...
double	getDeterminant () const
	Return the determinant of the AffineTransform. More...
	operator AffineTransform () const
	Convert the proxy to a AffineTransform. More...
AffineTransform	invert () const
	Return the inverse of the AffineTransform. More...

Private Attributes
Ellipse const &	_input
BaseCore::GridTransform	_coreGt

Detailed Description

A temporary-only expression object representing an AffineTransform that maps the Ellipse to a unit circle at the origin.

Definition at line 80 of file GridTransform.h.

Member Typedef Documentation

typedef Eigen::Matrix<double,6,5> lsst::afw::geom::ellipses::Ellipse::GridTransform::DerivativeMatrix

Matrix type for derivative with respect to input ellipse parameters.

Definition at line 84 of file GridTransform.h.

Constructor & Destructor Documentation

lsst::afw::geom::ellipses::Ellipse::GridTransform::GridTransform ( Ellipse const &  input )

explicit

Standard constructor.

Member Function Documentation

DerivativeMatrix lsst::afw::geom::ellipses::Ellipse::GridTransform::d

(

)

const

Return the derivative of transform with respect to input ellipse.

double lsst::afw::geom::ellipses::Ellipse::GridTransform::getDeterminant

(

)

const

Return the determinant of the AffineTransform.

AffineTransform::Matrix lsst::afw::geom::ellipses::Ellipse::GridTransform::getMatrix

(

)

const

Return the transform matrix as an Eigen object.

AffineTransform lsst::afw::geom::ellipses::Ellipse::GridTransform::invert

(

)

const

Return the inverse of the AffineTransform.

lsst::afw::geom::ellipses::Ellipse::GridTransform::operator AffineTransform

(

)

const

Convert the proxy to a AffineTransform.

Member Data Documentation

BaseCore::GridTransform lsst::afw::geom::ellipses::Ellipse::GridTransform::_coreGt

private

Definition at line 107 of file GridTransform.h.

Ellipse const& lsst::afw::geom::ellipses::Ellipse::GridTransform::_input

private

Definition at line 106 of file GridTransform.h.

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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/GridTransform.h