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

A temporary-only expression object representing a LinearTransform that maps the ellipse core to a unit circle. More...

#include <GridTransform.h>

Public Types
typedef Eigen::Matrix< double, 4, 3 >	DerivativeMatrix
	Matrix type for derivative with respect to ellipse parameters. More...

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

Private Attributes
BaseCore const &	_input
Eigen::SelfAdjointEigenSolver < Eigen::Matrix2d >	_eig

Detailed Description

A temporary-only expression object representing a LinearTransform that maps the ellipse core to a unit circle.

Definition at line 46 of file GridTransform.h.

Member Typedef Documentation

typedef Eigen::Matrix<double,4,3> lsst::afw::geom::ellipses::BaseCore::GridTransform::DerivativeMatrix

Matrix type for derivative with respect to ellipse parameters.

Definition at line 50 of file GridTransform.h.

Constructor & Destructor Documentation

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

explicit

Standard constructor.

Member Function Documentation

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

(

)

const

Return the derivative of the transform with respect to input core.

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

(

)

const

Return the determinant of the LinearTransform.

LinearTransform::Matrix lsst::afw::geom::ellipses::BaseCore::GridTransform::getMatrix

(

)

const

Return the transform matrix as an Eigen object.

LinearTransform lsst::afw::geom::ellipses::BaseCore::GridTransform::invert

(

)

const

Return the inverse of the LinearTransform;.

lsst::afw::geom::ellipses::BaseCore::GridTransform::operator LinearTransform

(

)

const

Convert the proxy to a LinearTransform.

Member Data Documentation

Eigen::SelfAdjointEigenSolver<Eigen::Matrix2d> lsst::afw::geom::ellipses::BaseCore::GridTransform::_eig

private

Definition at line 73 of file GridTransform.h.

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

private

Definition at line 72 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