template<class T>
class ROOT::Math::Polar2D< T >

Class describing a polar 2D coordinate system based on r and phi Phi is restricted to be in the range [-PI,PI)

Class describing a 2D Polar coordinate system

(r, phi coordinates)

Definition at line 47 of file Polar2D.h.

Public Types
typedef T	Scalar

Public Member Functions
	Polar2D ()
	Default constructor with r=1,phi=0. More...

	Polar2D (T r, T phi)
	Construct from the polar coordinates: r and phi. More...

template<class CoordSystem >
	Polar2D (const CoordSystem &v)
	Construct from any Vector or coordinate system implementing R() and Phi() More...

	Polar2D (const Polar2D &v)
	copy constructor More...

Polar2D &	operator= (const Polar2D &v)
	assignment operator More...

void	SetCoordinates (Scalar r, Scalar phi)
	Set internal data based on 2 Scalar numbers. More...

void	GetCoordinates (Scalar &r, Scalar &phi) const
	get internal data into 2 Scalar numbers More...

Scalar	R () const

Scalar	Phi () const

Scalar	X () const

Scalar	Y () const

Scalar	Mag2 () const

void	SetR (const T &r)
	set the r coordinate value keeping phi constant More...

void	SetPhi (const T &phi)
	set the phi coordinate value keeping r constant More...

void	SetXY (Scalar a, Scalar b)
	set all values using cartesian coordinates More...

void	Scale (T a)
	scale by a scalar quantity - for polar coordinates r changes More...

void	Negate ()
	negate the vector More...

void	Rotate (T angle)
	rotate the vector More...

template<class CoordSystem >
Polar2D &	operator= (const CoordSystem &c)
	generic assignment operator from any coordinate system More...

bool	operator== (const Polar2D &rhs) const
	Exact equality. More...

bool	operator!= (const Polar2D &rhs) const

T	x () const

T	y () const

Private Member Functions
void	Restrict ()
	restrict abgle hi to be between -PI and PI More...

Static Private Member Functions
static double	pi ()

Private Attributes
T	fR

T	fPhi

#include <Math/GenVector/Polar2D.h>

Collaboration diagram for ROOT::Math::Polar2D< T >:

Member Typedef Documentation

template<class T>

typedef T ROOT::Math::Polar2D< T >::Scalar

Definition at line 51 of file Polar2D.h.

Constructor & Destructor Documentation

template<class T>

ROOT::Math::Polar2D< T >::Polar2D ( )

inline

Default constructor with r=1,phi=0.

Definition at line 56 of file Polar2D.h.

template<class T>

ROOT::Math::Polar2D< T >::Polar2D	(	T	r,
		T	phi
	)

inline

Construct from the polar coordinates: r and phi.

Definition at line 61 of file Polar2D.h.

template<class T>

template<class CoordSystem >

ROOT::Math::Polar2D< T >::Polar2D ( const CoordSystem & v )

inlineexplicit

Construct from any Vector or coordinate system implementing R() and Phi()

Definition at line 68 of file Polar2D.h.

template<class T>

ROOT::Math::Polar2D< T >::Polar2D ( const Polar2D< T > & v )

inline

copy constructor

Definition at line 77 of file Polar2D.h.

Member Function Documentation

template<class T>

void ROOT::Math::Polar2D< T >::GetCoordinates	(	Scalar &	r,
		Scalar &	phi
	)		const

inline

get internal data into 2 Scalar numbers

Definition at line 99 of file Polar2D.h.

template<class T>

Scalar ROOT::Math::Polar2D< T >::Mag2 ( ) const

inline

Definition at line 106 of file Polar2D.h.

template<class T>

void ROOT::Math::Polar2D< T >::Negate ( )

inline

negate the vector

Definition at line 163 of file Polar2D.h.

Referenced by ROOT::Math::Polar2D< T >::Scale().

template<class T>

bool ROOT::Math::Polar2D< T >::operator!= ( const Polar2D< T > & rhs ) const

inline

Definition at line 192 of file Polar2D.h.

template<class T>

Polar2D& ROOT::Math::Polar2D< T >::operator= ( const Polar2D< T > & v )

inline

assignment operator

Definition at line 83 of file Polar2D.h.

template<class T>

template<class CoordSystem >

Polar2D& ROOT::Math::Polar2D< T >::operator= ( const CoordSystem & c )

inline

generic assignment operator from any coordinate system

Definition at line 180 of file Polar2D.h.

template<class T>

bool ROOT::Math::Polar2D< T >::operator== ( const Polar2D< T > & rhs ) const

inline

Exact equality.

Definition at line 189 of file Polar2D.h.

Referenced by ROOT::Math::Polar2D< T >::operator!=().

template<class T>

Scalar ROOT::Math::Polar2D< T >::Phi ( ) const

inline

Definition at line 103 of file Polar2D.h.

Referenced by ROOT::Math::Cartesian2D< T >::Cartesian2D(), ROOT::Math::Polar2D< T >::operator=(), and ROOT::Math::Cartesian2D< T >::operator=().

template<class T>

static double ROOT::Math::Polar2D< T >::pi ( )

inlinestaticprivate

Definition at line 135 of file Polar2D.h.

Referenced by ROOT::Math::Polar2D< T >::Negate(), and ROOT::Math::Polar2D< T >::Restrict().

template<class T>

Scalar ROOT::Math::Polar2D< T >::R ( ) const

inline

Definition at line 102 of file Polar2D.h.

Referenced by ROOT::Math::Cartesian2D< T >::Cartesian2D(), ROOT::Math::Polar2D< T >::operator=(), and ROOT::Math::Cartesian2D< T >::operator=().

template<class T>

void ROOT::Math::Polar2D< T >::Restrict ( )

inlineprivate

restrict abgle hi to be between -PI and PI

Definition at line 140 of file Polar2D.h.

Referenced by ROOT::Math::Polar2D< T >::Polar2D(), ROOT::Math::Polar2D< T >::Rotate(), ROOT::Math::Polar2D< T >::SetCoordinates(), and ROOT::Math::Polar2D< T >::SetPhi().

template<class T>

void ROOT::Math::Polar2D< T >::Rotate ( T angle )

inline

rotate the vector

Definition at line 170 of file Polar2D.h.

template<class T>

void ROOT::Math::Polar2D< T >::Scale ( T a )

inline

scale by a scalar quantity - for polar coordinates r changes

Definition at line 151 of file Polar2D.h.

template<class T>

void ROOT::Math::Polar2D< T >::SetCoordinates	(	Scalar	r,
		Scalar	phi
	)

inline

Set internal data based on 2 Scalar numbers.

Definition at line 93 of file Polar2D.h.

template<class T>

void ROOT::Math::Polar2D< T >::SetPhi ( const T & phi )

inline

set the phi coordinate value keeping r constant

Definition at line 123 of file Polar2D.h.

template<class T>

void ROOT::Math::Polar2D< T >::SetR ( const T & r )

inline

set the r coordinate value keeping phi constant

Definition at line 115 of file Polar2D.h.

template<class T >

void ROOT::Math::Polar2D< T >::SetXY	(	Scalar	a,
		Scalar	b
	)

set all values using cartesian coordinates

Definition at line 244 of file Polar2D.h.

template<class T>

Scalar ROOT::Math::Polar2D< T >::X ( ) const

inline

Definition at line 104 of file Polar2D.h.

Referenced by ROOT::Math::Polar2D< T >::x().

template<class T>

T ROOT::Math::Polar2D< T >::x ( ) const

inline

Definition at line 199 of file Polar2D.h.

template<class T>

Scalar ROOT::Math::Polar2D< T >::Y ( ) const

inline

Definition at line 105 of file Polar2D.h.

Referenced by ROOT::Math::Polar2D< T >::y().

template<class T>

T ROOT::Math::Polar2D< T >::y ( ) const

inline

Definition at line 200 of file Polar2D.h.

Member Data Documentation

template<class T>

T ROOT::Math::Polar2D< T >::fPhi

private

Definition at line 218 of file Polar2D.h.

Referenced by ROOT::Math::Polar2D< T >::GetCoordinates(), ROOT::Math::Polar2D< T >::Negate(), ROOT::Math::Polar2D< T >::operator=(), ROOT::Math::Polar2D< T >::operator==(), ROOT::Math::Polar2D< T >::Phi(), ROOT::Math::Polar2D< T >::Restrict(), ROOT::Math::Polar2D< T >::Rotate(), ROOT::Math::Polar2D< T >::SetCoordinates(), ROOT::Math::Polar2D< T >::SetPhi(), ROOT::Math::Polar2D< T >::X(), and ROOT::Math::Polar2D< T >::Y().

template<class T>

T ROOT::Math::Polar2D< T >::fR

private

Definition at line 217 of file Polar2D.h.

Referenced by ROOT::Math::Polar2D< T >::GetCoordinates(), ROOT::Math::Polar2D< T >::Mag2(), ROOT::Math::Polar2D< T >::operator=(), ROOT::Math::Polar2D< T >::operator==(), ROOT::Math::Polar2D< T >::R(), ROOT::Math::Polar2D< T >::Scale(), ROOT::Math::Polar2D< T >::SetCoordinates(), ROOT::Math::Polar2D< T >::SetR(), ROOT::Math::Polar2D< T >::X(), and ROOT::Math::Polar2D< T >::Y().

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

math/genvector/inc/Math/GenVector/Polar2D.h

template<class T> class ROOT::Math::Polar2D< T >

Public Types

Public Member Functions

Private Member Functions

Static Private Member Functions

Private Attributes

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation

template<class T>
class ROOT::Math::Polar2D< T >