DGtal::ParametricShapeTangentFunctor< TParametricShape > Class Template Reference

Aim: implements a functor that computes the tangent vector at a given point of a parametric shape. More...

#include <DGtal/geometry/curves/estimation/ParametricShapeTangentFunctor.h>

Public Types
typedef TParametricShape	ParametricShape
	Type of parametric shape.
typedef TParametricShape::RealPoint	RealPoint
	Type of points.
typedef TParametricShape::RealPoint	Quantity
	Type of the functor output.

Public Member Functions
	ParametricShapeTangentFunctor ()=delete
	ParametricShapeTangentFunctor (const ParametricShape &aShape)
	~ParametricShapeTangentFunctor ()=default
ParametricShapeTangentFunctor &	operator= (const ParametricShapeTangentFunctor &other)=delete
Quantity	operator() (const RealPoint &aPoint) const

Private Attributes
const ParametricShape &	myShape
	Reference of the implicit shape.

Detailed Description

template<typename TParametricShape>
class DGtal::ParametricShapeTangentFunctor< TParametricShape >

Aim: implements a functor that computes the tangent vector at a given point of a parametric shape.

Description of template class 'ParametricShapeTangentFunctor'

Template Parameters

TParametricShape

a model of parametric shape.

Definition at line 63 of file ParametricShapeTangentFunctor.h.

Member Typedef Documentation

ParametricShape

template<typename TParametricShape >

typedef TParametricShape DGtal::ParametricShapeTangentFunctor< TParametricShape >::ParametricShape

Type of parametric shape.

Definition at line 70 of file ParametricShapeTangentFunctor.h.

Quantity

template<typename TParametricShape >

typedef TParametricShape::RealPoint DGtal::ParametricShapeTangentFunctor< TParametricShape >::Quantity

Type of the functor output.

Definition at line 76 of file ParametricShapeTangentFunctor.h.

RealPoint

template<typename TParametricShape >

typedef TParametricShape::RealPoint DGtal::ParametricShapeTangentFunctor< TParametricShape >::RealPoint

Type of points.

Definition at line 73 of file ParametricShapeTangentFunctor.h.

Constructor & Destructor Documentation

ParametricShapeTangentFunctor() [1/2]

template<typename TParametricShape >

DGtal::ParametricShapeTangentFunctor< TParametricShape >::ParametricShapeTangentFunctor ( )

delete

Constructor.

ParametricShapeTangentFunctor() [2/2]

template<typename TParametricShape >

DGtal::ParametricShapeTangentFunctor< TParametricShape >::ParametricShapeTangentFunctor ( const ParametricShape & aShape )

inline

Constructor..

Parameters

aShape

the input shape.

Definition at line 89 of file ParametricShapeTangentFunctor.h.

: myShape(aShape) {}

~ParametricShapeTangentFunctor()

template<typename TParametricShape >

DGtal::ParametricShapeTangentFunctor< TParametricShape >::~ParametricShapeTangentFunctor ( )

default

Destructor.

Member Function Documentation

operator()()

template<typename TParametricShape >

Quantity DGtal::ParametricShapeTangentFunctor< TParametricShape >::operator() ( const RealPoint & aPoint ) const

inline

Compute the tangent at [aPoint]

Parameters

aPoint

the point at which the tangent is computed.

Returns

the tangent at [aPoint].

Definition at line 115 of file ParametricShapeTangentFunctor.h.

    {
      double t = myShape.parameter( aPoint );
      return  myShape.tangent( t );
    }

References aPoint(), and DGtal::ParametricShapeTangentFunctor< TParametricShape >::myShape.

operator=()

template<typename TParametricShape >

ParametricShapeTangentFunctor & DGtal::ParametricShapeTangentFunctor< TParametricShape >::operator= ( const ParametricShapeTangentFunctor< TParametricShape > & other )

delete

Assignment.

Parameters

other

the object to copy.

Returns

a reference on 'this'. Forbidden by default.

Field Documentation

myShape

template<typename TParametricShape >

const ParametricShape& DGtal::ParametricShapeTangentFunctor< TParametricShape >::myShape

private

Reference of the implicit shape.

Definition at line 126 of file ParametricShapeTangentFunctor.h.

Referenced by DGtal::ParametricShapeTangentFunctor< TParametricShape >::operator()().

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

• ParametricShapeTangentFunctor.h