template<class ScalarType>
class ROOT::Math::PtEtaPhiE4D< ScalarType >

Class describing a 4D cylindrical coordinate system using Pt , Phi, Eta and E (or rho, phi, eta , T) The metric used is (-,-,-,+).

Phi is restricted to be in the range [-PI,PI)

Definition at line 52 of file PtEtaPhiE4D.h.

Public Types
typedef ScalarType	Scalar

Public Member Functions
	PtEtaPhiE4D ()
	Default constructor gives zero 4-vector. More...

template<class CoordSystem >
	PtEtaPhiE4D (const CoordSystem &c)
	Generic constructor from any 4D coordinate system implementing Pt(), Eta(), Phi() and E() More...

	PtEtaPhiE4D (const PtEtaPhiE4D &v)
	copy constructor More...

	PtEtaPhiE4D (Scalar pt, Scalar eta, Scalar phi, Scalar e)
	Constructor from pt, eta, phi, e values. More...

Scalar	E () const

Scalar	Et () const
	transverse energy More...

Scalar	Et2 () const
	transverse energy squared More...

Scalar	Eta () const

void	GetCoordinates (Scalar &pt, Scalar &eta, Scalar &phi, Scalar &e) const
	get internal data into 4 Scalar numbers More...

void	GetCoordinates (Scalar dest[]) const
	get internal data into an array of 4 Scalar numbers More...

Scalar	M () const
	invariant mass More...

Scalar	M2 () const
	vector magnitude squared (or mass squared) More...

Scalar	Mag () const

Scalar	Mag2 () const

Scalar	Mt () const
	transverse mass More...

Scalar	Mt2 () const
	transverse mass squared More...

void	Negate ()
	negate the 4-vector More...

bool	operator!= (const PtEtaPhiE4D &rhs) const

template<class CoordSystem >
PtEtaPhiE4D &	operator= (const CoordSystem &c)
	Assignment from a generic coordinate system implementing Pt(), Eta(), Phi() and E() More...

PtEtaPhiE4D &	operator= (const PtEtaPhiE4D &v)
	assignment operator More...

bool	operator== (const PtEtaPhiE4D &rhs) const
	Exact equality. More...

Scalar	P () const
	magnitude of momentum More...

Scalar	P2 () const
	squared magnitude of spatial components (momentum squared) More...

Scalar	Perp () const

Scalar	Perp2 () const

Scalar	Phi () const

Scalar	Pt () const

Scalar	Pt2 () const
	transverse spatial component squared More...

Scalar	Px () const

Scalar	Py () const

Scalar	Pz () const

Scalar	R () const

Scalar	Rho () const

void	Scale (Scalar a)
	Scale coordinate values by a scalar quantity a. More...

void	SetCoordinates (const Scalar src[])
	Set internal data based on an array of 4 Scalar numbers. More...

void	SetCoordinates (Scalar pt, Scalar eta, Scalar phi, Scalar e)
	Set internal data based on 4 Scalar numbers. More...

void	SetE (Scalar e)
	set E value More...

void	SetEta (Scalar eta)
	set eta value More...

void	SetPhi (Scalar phi)
	set phi value More...

void	SetPt (Scalar pt)
	set Pt value More...

void	SetPxPyPzE (Scalar px, Scalar py, Scalar pz, Scalar e)
	set values using cartesian coordinate system More...

Scalar	T () const

Scalar	t () const

Scalar	Theta () const
	polar angle More...

Scalar	X () const

Scalar	x () const

Scalar	Y () const

Scalar	y () const

Scalar	Z () const

Scalar	z () const

Private Member Functions
void	Restrict ()

Static Private Member Functions
static Scalar	pi ()

Private Attributes
ScalarType	fE

ScalarType	fEta

ScalarType	fPhi

ScalarType	fPt

#include <Math/GenVector/PtEtaPhiE4D.h>

Member Typedef Documentation

◆ Scalar

template<class ScalarType >

typedef ScalarType ROOT::Math::PtEtaPhiE4D< ScalarType >::Scalar

Definition at line 56 of file PtEtaPhiE4D.h.

Constructor & Destructor Documentation

◆ PtEtaPhiE4D() [1/4]

template<class ScalarType >

ROOT::Math::PtEtaPhiE4D< ScalarType >::PtEtaPhiE4D ( )

inline

Default constructor gives zero 4-vector.

Definition at line 63 of file PtEtaPhiE4D.h.

◆ PtEtaPhiE4D() [2/4]

template<class ScalarType >

ROOT::Math::PtEtaPhiE4D< ScalarType >::PtEtaPhiE4D	(	Scalar	pt,
		Scalar	eta,
		Scalar	phi,
		Scalar	e
	)

inline

Constructor from pt, eta, phi, e values.

Definition at line 68 of file PtEtaPhiE4D.h.

◆ PtEtaPhiE4D() [3/4]

template<class ScalarType >

template<class CoordSystem >

ROOT::Math::PtEtaPhiE4D< ScalarType >::PtEtaPhiE4D ( const CoordSystem & c )

inlineexplicit

Generic constructor from any 4D coordinate system implementing Pt(), Eta(), Phi() and E()

Definition at line 76 of file PtEtaPhiE4D.h.

◆ PtEtaPhiE4D() [4/4]

template<class ScalarType >

ROOT::Math::PtEtaPhiE4D< ScalarType >::PtEtaPhiE4D ( const PtEtaPhiE4D< ScalarType > & v )

inline

copy constructor

Definition at line 85 of file PtEtaPhiE4D.h.

Member Function Documentation

◆ E()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::E ( ) const

inline

Definition at line 132 of file PtEtaPhiE4D.h.

◆ Et()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Et ( ) const

inline

transverse energy

Definition at line 224 of file PtEtaPhiE4D.h.

◆ Et2()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Et2 ( ) const

inline

transverse energy squared

Definition at line 231 of file PtEtaPhiE4D.h.

◆ Eta()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Eta ( ) const

inline

Definition at line 130 of file PtEtaPhiE4D.h.

◆ GetCoordinates() [1/2]

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::GetCoordinates	(	Scalar &	pt,
		Scalar &	eta,
		Scalar &	phi,
		Scalar &	e
	)		const

inline

get internal data into 4 Scalar numbers

Definition at line 122 of file PtEtaPhiE4D.h.

◆ GetCoordinates() [2/2]

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::GetCoordinates ( Scalar dest[] ) const

inline

get internal data into an array of 4 Scalar numbers

Definition at line 109 of file PtEtaPhiE4D.h.

◆ M()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::M ( ) const

inline

invariant mass

Definition at line 181 of file PtEtaPhiE4D.h.

◆ M2()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::M2 ( ) const

inline

vector magnitude squared (or mass squared)

Definition at line 171 of file PtEtaPhiE4D.h.

◆ Mag()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Mag ( ) const

inline

Definition at line 191 of file PtEtaPhiE4D.h.

◆ Mag2()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Mag2 ( ) const

inline

Definition at line 176 of file PtEtaPhiE4D.h.

◆ Mt()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Mt ( ) const

inline

transverse mass

Definition at line 207 of file PtEtaPhiE4D.h.

◆ Mt2()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Mt2 ( ) const

inline

transverse mass squared

Definition at line 202 of file PtEtaPhiE4D.h.

◆ Negate()

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::Negate ( )

inline

negate the 4-vector

Definition at line 288 of file PtEtaPhiE4D.h.

◆ operator!=()

template<class ScalarType >

bool ROOT::Math::PtEtaPhiE4D< ScalarType >::operator!= ( const PtEtaPhiE4D< ScalarType > & rhs ) const

inline

Definition at line 325 of file PtEtaPhiE4D.h.

◆ operator=() [1/2]

template<class ScalarType >

template<class CoordSystem >

PtEtaPhiE4D & ROOT::Math::PtEtaPhiE4D< ScalarType >::operator= ( const CoordSystem & c )

inline

Assignment from a generic coordinate system implementing Pt(), Eta(), Phi() and E()

Definition at line 310 of file PtEtaPhiE4D.h.

◆ operator=() [2/2]

template<class ScalarType >

PtEtaPhiE4D & ROOT::Math::PtEtaPhiE4D< ScalarType >::operator= ( const PtEtaPhiE4D< ScalarType > & v )

inline

assignment operator

Definition at line 91 of file PtEtaPhiE4D.h.

◆ operator==()

template<class ScalarType >

bool ROOT::Math::PtEtaPhiE4D< ScalarType >::operator== ( const PtEtaPhiE4D< ScalarType > & rhs ) const

inline

Exact equality.

Definition at line 321 of file PtEtaPhiE4D.h.

◆ P()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::P ( ) const

inline

magnitude of momentum

Definition at line 152 of file PtEtaPhiE4D.h.

◆ P2()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::P2 ( ) const

inline

squared magnitude of spatial components (momentum squared)

Definition at line 162 of file PtEtaPhiE4D.h.

◆ Perp()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Perp ( ) const

inline

Definition at line 134 of file PtEtaPhiE4D.h.

◆ Perp2()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Perp2 ( ) const

inline

Definition at line 197 of file PtEtaPhiE4D.h.

◆ Phi()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Phi ( ) const

inline

Definition at line 131 of file PtEtaPhiE4D.h.

◆ pi()

template<class ScalarType >

static Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::pi ( )

inlinestaticprivate

Definition at line 238 of file PtEtaPhiE4D.h.

◆ Pt()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Pt ( ) const

inline

Definition at line 129 of file PtEtaPhiE4D.h.

◆ Pt2()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Pt2 ( ) const

inline

transverse spatial component squared

Definition at line 196 of file PtEtaPhiE4D.h.

◆ Px()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Px ( ) const

inline

Definition at line 140 of file PtEtaPhiE4D.h.

◆ Py()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Py ( ) const

inline

Definition at line 142 of file PtEtaPhiE4D.h.

◆ Pz()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Pz ( ) const

inline

Definition at line 144 of file PtEtaPhiE4D.h.

◆ R()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::R ( ) const

inline

Definition at line 157 of file PtEtaPhiE4D.h.

◆ Restrict()

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::Restrict ( )

inlineprivate

Definition at line 239 of file PtEtaPhiE4D.h.

◆ Rho()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Rho ( ) const

inline

Definition at line 135 of file PtEtaPhiE4D.h.

◆ Scale()

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::Scale ( Scalar a )

inline

Scale coordinate values by a scalar quantity a.

Definition at line 297 of file PtEtaPhiE4D.h.

◆ SetCoordinates() [1/2]

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::SetCoordinates ( const Scalar src[] )

inline

Set internal data based on an array of 4 Scalar numbers.

Definition at line 103 of file PtEtaPhiE4D.h.

◆ SetCoordinates() [2/2]

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::SetCoordinates	(	Scalar	pt,
		Scalar	eta,
		Scalar	phi,
		Scalar	e
	)

inline

Set internal data based on 4 Scalar numbers.

Definition at line 115 of file PtEtaPhiE4D.h.

◆ SetE()

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::SetE ( Scalar e )

inline

set E value

Definition at line 273 of file PtEtaPhiE4D.h.

◆ SetEta()

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::SetEta ( Scalar eta )

inline

set eta value

Definition at line 260 of file PtEtaPhiE4D.h.

◆ SetPhi()

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::SetPhi ( Scalar phi )

inline

set phi value

Definition at line 266 of file PtEtaPhiE4D.h.

◆ SetPt()

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::SetPt ( Scalar pt )

inline

set Pt value

Definition at line 254 of file PtEtaPhiE4D.h.

◆ SetPxPyPzE()

template<class ScalarType >

void ROOT::Math::PtEtaPhiE4D< ScalarType >::SetPxPyPzE	(	Scalar	px,
		Scalar	py,
		Scalar	pz,
		Scalar	e
	)

inline

set values using cartesian coordinate system

Definition at line 379 of file PtEtaPhiE4D.h.

◆ T()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::T ( ) const

inline

Definition at line 136 of file PtEtaPhiE4D.h.

◆ t()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::t ( ) const

inline

Definition at line 334 of file PtEtaPhiE4D.h.

◆ Theta()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Theta ( ) const

inline

polar angle

Definition at line 247 of file PtEtaPhiE4D.h.

◆ X()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::X ( ) const

inline

Definition at line 141 of file PtEtaPhiE4D.h.

◆ x()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::x ( ) const

inline

Definition at line 331 of file PtEtaPhiE4D.h.

◆ Y()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Y ( ) const

inline

Definition at line 143 of file PtEtaPhiE4D.h.

◆ y()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::y ( ) const

inline

Definition at line 332 of file PtEtaPhiE4D.h.

◆ Z()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::Z ( ) const

inline

Definition at line 147 of file PtEtaPhiE4D.h.

◆ z()

template<class ScalarType >

Scalar ROOT::Math::PtEtaPhiE4D< ScalarType >::z ( ) const

inline

Definition at line 333 of file PtEtaPhiE4D.h.

Member Data Documentation

◆ fE

template<class ScalarType >

ScalarType ROOT::Math::PtEtaPhiE4D< ScalarType >::fE

private

Definition at line 358 of file PtEtaPhiE4D.h.

◆ fEta

template<class ScalarType >

ScalarType ROOT::Math::PtEtaPhiE4D< ScalarType >::fEta

private

Definition at line 356 of file PtEtaPhiE4D.h.

◆ fPhi

template<class ScalarType >

ScalarType ROOT::Math::PtEtaPhiE4D< ScalarType >::fPhi

private

Definition at line 357 of file PtEtaPhiE4D.h.

◆ fPt

template<class ScalarType >

ScalarType ROOT::Math::PtEtaPhiE4D< ScalarType >::fPt

private

Definition at line 355 of file PtEtaPhiE4D.h.

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

math/genvector/inc/Math/GenVector/PtEtaPhiE4D.h

Public Types

Public Member Functions

Private Member Functions

Static Private Member Functions

Private Attributes

Member Typedef Documentation

◆ Scalar

Constructor & Destructor Documentation

◆ PtEtaPhiE4D() [1/4]

◆ PtEtaPhiE4D() [2/4]

◆ PtEtaPhiE4D() [3/4]

◆ PtEtaPhiE4D() [4/4]

Member Function Documentation

◆ E()

◆ Et()

◆ Et2()

◆ Eta()

◆ GetCoordinates() [1/2]

◆ GetCoordinates() [2/2]

◆ M()

◆ M2()

◆ Mag()

◆ Mag2()

◆ Mt()

◆ Mt2()

◆ Negate()

◆ operator!=()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ operator==()

◆ P()

◆ P2()

◆ Perp()

◆ Perp2()

◆ Phi()

◆ pi()

◆ Pt()

◆ Pt2()

◆ Px()

◆ Py()

◆ Pz()

◆ R()

◆ Restrict()

◆ Rho()

◆ Scale()

◆ SetCoordinates() [1/2]

◆ SetCoordinates() [2/2]

◆ SetE()

◆ SetEta()

◆ SetPhi()

◆ SetPt()

◆ SetPxPyPzE()

◆ T()

◆ t()

◆ Theta()

◆ X()

◆ x()

◆ Y()

◆ y()

◆ Z()

◆ z()

Member Data Documentation

◆ fE

◆ fEta

◆ fPhi

◆ fPt