DGtal::FrechetShortcut< TIterator, TInteger >::Cone Class Reference

#include <DGtal/geometry/curves/FrechetShortcut.h>

Public Member Functions
	Cone ()
	Cone (double a0, double a1)
	Cone (double x, double y, double x0, double y0, double x1, double y1)
	Cone (const Cone &c)=default
Cone &	operator= (const Cone &c)
bool	isEmpty () const
void	intersectCones (Cone c)
Cone	intersectConesSimple (Cone c)
Cone	symmetricalCone ()
void	selfDisplay (std::ostream &out) const

Data Fields
double	myMin
double	myMax
bool	myInf

Detailed Description

template<typename TIterator, typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>
class DGtal::FrechetShortcut< TIterator, TInteger >::Cone

Class Cone: data structures and methods to handle the cone update used to test if the width of the shortcut is lower than the error.

Definition at line 263 of file FrechetShortcut.h.

Constructor & Destructor Documentation

Cone() [1/4]

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

DGtal::FrechetShortcut< TIterator, TInteger >::Cone::Cone

(

)

Cone() [2/4]

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

DGtal::FrechetShortcut< TIterator, TInteger >::Cone::Cone	(	double	a0,
		double	a1
	)

Constructor from two angles

Parameters

a0	an angle
a1	a second angle

Cone() [3/4]

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

DGtal::FrechetShortcut< TIterator, TInteger >::Cone::Cone	(	double	x,
		double	y,
		double	x0,
		double	y0,
		double	x1,
		double	y1
	)

Constructor from three points x, x0, x1. The cone is defined by the two lines (xx0) and (xx1)

Parameters

x	x
y	y
x0	x0
y0	y0
x1	x1
y1	y1

Cone() [4/4]

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

DGtal::FrechetShortcut< TIterator, TInteger >::Cone::Cone ( const Cone &  c )

default

Default copy constructor.

Parameters

c	other cone to copy.

Member Function Documentation

intersectCones()

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

void DGtal::FrechetShortcut< TIterator, TInteger >::Cone::intersectCones

(

Cone

c

)

Intersect two cones: modifies 'this'

Parameters

c	a cone to intersect with 'this'

intersectConesSimple()

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

Cone DGtal::FrechetShortcut< TIterator, TInteger >::Cone::intersectConesSimple

(

Cone

c

)

Intersect two half cones

Parameters

c	a cone to intersection with 'this'

Returns

a cone

isEmpty()

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

bool DGtal::FrechetShortcut< TIterator, TInteger >::Cone::isEmpty

(

)

const

Test if the cone is empty

Returns

true if empty, false otherwise

operator=()

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

Cone & DGtal::FrechetShortcut< TIterator, TInteger >::Cone::operator=

(

const Cone &

c

)

Assignement

Parameters

c	another cone

Returns

a reference on 'this'

selfDisplay()

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

void DGtal::FrechetShortcut< TIterator, TInteger >::Cone::selfDisplay

(

std::ostream &

out

)

const

Writes/Displays the object on an output stream.

Parameters

out	the output stream where the object is written.

symmetricalCone()

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

Cone DGtal::FrechetShortcut< TIterator, TInteger >::Cone::symmetricalCone

(

)

Computes the symmetrical half cone

Returns

a cone

Field Documentation

myInf

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

bool DGtal::FrechetShortcut< TIterator, TInteger >::Cone::myInf

Boolean: true if the cone is infinite

Definition at line 279 of file FrechetShortcut.h.

myMax

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

double DGtal::FrechetShortcut< TIterator, TInteger >::Cone::myMax

Angle max of the cone

Definition at line 274 of file FrechetShortcut.h.

myMin

template<typename TIterator , typename TInteger = typename IteratorCirculatorTraits<TIterator>::Value::Coordinate>

double DGtal::FrechetShortcut< TIterator, TInteger >::Cone::myMin

Angle min of the cone

Definition at line 269 of file FrechetShortcut.h.

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

• FrechetShortcut.h