lsst::modelfit::parameters::Transform< T > Class Template Reference

A reversible transformation of a real scalar value. More...

#include <transform.h>

Inheritance diagram for lsst::modelfit::parameters::Transform< T >:

Public Member Functions
virtual std::string	description () const =0
	Return a description of this transform.
virtual T	derivative (T x) const =0
	Return the derivative of this tranform at the value x.
virtual T	forward (T x) const =0
	Return the transformed value of x.
virtual T	reverse (T x) const =0
	Return the original value of x given a transformed value.
Public Member Functions inherited from lsst::modelfit::parameters::Object
virtual std::string	repr (bool name_keywords=false, const std::string_view &namespace_separator=CC_NAMESPACE_SEPARATOR) const =0
virtual std::string	str () const =0
	Return a brief, human-readable string representation of this.

Additional Inherited Members
Static Public Attributes inherited from lsst::modelfit::parameters::Object
static constexpr std::string_view	CC_NAMESPACE_SEPARATOR = "::"
	The C++ namespace separator.

Detailed Description

template<class T>
class lsst::modelfit::parameters::Transform< T >

A reversible transformation of a real scalar value.

The transformation should be differentiable, ideally analytically.

Template Parameters

T	The type of the value. Only floating point values are tested.

Member Function Documentation

derivative()

template<class T>

virtual T lsst::modelfit::parameters::Transform< T >::derivative ( T x ) const

pure virtual

Return the derivative of this tranform at the value x.

Implemented in lsst::modelfit::parameters::UnitTransform< T >.

description()

template<class T>

virtual std::string lsst::modelfit::parameters::Transform< T >::description ( ) const

pure virtual

Return a description of this transform.

Implemented in lsst::modelfit::parameters::UnitTransform< T >.

forward()

template<class T>

virtual T lsst::modelfit::parameters::Transform< T >::forward ( T x ) const

pure virtual

Return the transformed value of x.

Implemented in lsst::modelfit::parameters::UnitTransform< T >.

reverse()

template<class T>

virtual T lsst::modelfit::parameters::Transform< T >::reverse ( T x ) const

pure virtual

Return the original value of x given a transformed value.

Implemented in lsst::modelfit::parameters::UnitTransform< T >.

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

• include/lsst/modelfit/parameters/transform.h