JetGeom Namespace Reference

Classes
class	point_t
class	point_set_t
class	point_vect_t
class	line_t
Typedefs
typedef std::list< point_t >	point_list_t
Functions
template<class inT , class ouT >
void	findConvexHull (inT &inSet, ouT &outSet)
template<class ouT >
void	findConvexHull (point_set_t &inSet, ouT &outSet)
	specialization for point_set_t
template<class inT >
void	_findConvexHull (point_set_t &inSet, inT &outSet)
void	testHullLine (point_list_t &hull, point_t p)
template<class T >
float	polygon_area (T &line)
template<class T >
float	polygon_lenght (T &line)
template<class T >
float	getMeanPhi (T &set)
template<class T >
float	max_deltaR (point_t p, T &set)
	Return max distance betweens point.
template<class T , class T2 >
void	recenter_set (T &inSet, T2 &outSet, float phicenter)
	copy
template<class T , class T2 >
void	recenter_set (T &inSet, T2 &outSet)
float	in_mPI_pPI (float phi)
	convert
void	fix2pi (point_t &p)
	convert
float	deltaR (point_t &p1, point_t &p2)
	distances between points
float	deltaR2 (point_t &p1, point_t &p2)
float	deltaPhi (point_t &p1, point_t &p2)
float	deltaPhi (float phi1, float phi2)
void	listToSet (point_list_t &inList, point_set_t &outSet)
template<class T >
void	clear_delete (T &container)
template<class T >
void	delete_content (T &container)
float	abs_dphi (float phi1, float phi2)
point_t	recenter (const point_t &p, const point_t &center)
point_t	recenter (const point_t &p, float phicenter)
template<class T >
void	_findConvexHull (point_set_t &inSet, T &outSet)

---

Detailed Description

A collection of routines for geometric tasks in 2D and on a cylinder. Including a convex hull finder.

Author:

P.A. Delsart

Date:

(first implementation) June , 2007

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Function Documentation

template<class inT , class ouT >

void JetGeom::findConvexHull	(	inT &	inSet,
		ouT &	outSet
	)			[inline]

Find convex hull of a set of points in euclidian plan. The hull points are filled into

Parameters:

outSet

void JetGeom::fix2pi

(

point_t &

p

)

[inline]

convert

Parameters:

p

second coordinate (phi) into a value in [-Pi,Pi]

template<class T >

float JetGeom::getMeanPhi

(

T &

set

)

[inline]

return average phi (i.e. second coordinate) of the point container

Parameters:

set,if

max(deltaphi) < pi (i.e. points are located on one side of cylinder) otherwise return -10.

float JetGeom::in_mPI_pPI

(

float

phi

)

[inline]

convert

Parameters:

phi

into a value in [-Pi,Pi]

template<class T >

float JetGeom::max_deltaR	(	point_t	p,
		T &	set
	)			[inline]

Return max distance betweens point.

Parameters:

	p	and points of
	set

template<class T , class T2 >

void JetGeom::recenter_set	(	T &	inSet,
		T2 &	outSet
	)			[inline]

copy

Parameters:

	inSet	into
	outSet	with all phi coordonitates recentered by average phi of
	inSet

template<class T , class T2 >

void JetGeom::recenter_set	(	T &	inSet,
		T2 &	outSet,
		float	phicenter
	)			[inline]

copy

Parameters:

	inSet	into
	outSet	with all phi coordonitates recnetered by phicenter