Logo ROOT  
Reference Guide
 
Loading...
Searching...
No Matches
ROOT::Math::PtEtaPhiE4D< ScalarType > Class Template Reference

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.
 
template<class CoordSystem >
 PtEtaPhiE4D (const CoordSystem &c)
 Generic constructor from any 4D coordinate system implementing Pt(), Eta(), Phi() and E()
 
 PtEtaPhiE4D (const PtEtaPhiE4D &v)
 copy constructor
 
 PtEtaPhiE4D (Scalar pt, Scalar eta, Scalar phi, Scalar e)
 Constructor from pt, eta, phi, e values.
 
Scalar E () const
 
Scalar Et () const
 transverse energy
 
Scalar Et2 () const
 transverse energy squared
 
Scalar Eta () const
 
void GetCoordinates (Scalar &pt, Scalar &eta, Scalar &phi, Scalar &e) const
 get internal data into 4 Scalar numbers
 
void GetCoordinates (Scalar dest[]) const
 get internal data into an array of 4 Scalar numbers
 
Scalar M () const
 invariant mass
 
Scalar M2 () const
 vector magnitude squared (or mass squared)
 
Scalar Mag () const
 
Scalar Mag2 () const
 
Scalar Mt () const
 transverse mass
 
Scalar Mt2 () const
 transverse mass squared
 
void Negate ()
 negate the 4-vector
 
bool operator!= (const PtEtaPhiE4D &rhs) const
 
template<class CoordSystem >
PtEtaPhiE4Doperator= (const CoordSystem &c)
 Assignment from a generic coordinate system implementing Pt(), Eta(), Phi() and E()
 
PtEtaPhiE4Doperator= (const PtEtaPhiE4D &v)
 assignment operator
 
bool operator== (const PtEtaPhiE4D &rhs) const
 Exact equality.
 
Scalar P () const
 magnitude of momentum
 
Scalar P2 () const
 squared magnitude of spatial components (momentum squared)
 
Scalar Perp () const
 
Scalar Perp2 () const
 
Scalar Phi () const
 
Scalar Pt () const
 
Scalar Pt2 () const
 transverse spatial component squared
 
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.
 
void SetCoordinates (const Scalar src[])
 Set internal data based on an array of 4 Scalar numbers.
 
void SetCoordinates (Scalar pt, Scalar eta, Scalar phi, Scalar e)
 Set internal data based on 4 Scalar numbers.
 
void SetE (Scalar e)
 set E value
 
void SetEta (Scalar eta)
 set eta value
 
void SetPhi (Scalar phi)
 set phi value
 
void SetPt (Scalar pt)
 set Pt value
 
void SetPxPyPzE (Scalar px, Scalar py, Scalar pz, Scalar e)
 set values using cartesian coordinate system
 
Scalar T () const
 
Scalar t () const
 
Scalar Theta () const
 polar angle
 
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

transverse energy

Definition at line 230 of file PtEtaPhiE4D.h.

◆ Et2()

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

transverse energy squared

Definition at line 238 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 183 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 173 of file PtEtaPhiE4D.h.

◆ Mag()

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

Definition at line 195 of file PtEtaPhiE4D.h.

◆ Mag2()

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

Definition at line 178 of file PtEtaPhiE4D.h.

◆ Mt()

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

transverse mass

Definition at line 211 of file PtEtaPhiE4D.h.

◆ Mt2()

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

transverse mass squared

Definition at line 206 of file PtEtaPhiE4D.h.

◆ Negate()

template<class ScalarType >
void ROOT::Math::PtEtaPhiE4D< ScalarType >::Negate ( )
inline

negate the 4-vector

Definition at line 296 of file PtEtaPhiE4D.h.

◆ operator!=()

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

Definition at line 333 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 318 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 329 of file PtEtaPhiE4D.h.

◆ P()

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

magnitude of momentum

Definition at line 153 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 164 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 201 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 245 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 200 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 159 of file PtEtaPhiE4D.h.

◆ Restrict()

template<class ScalarType >
void ROOT::Math::PtEtaPhiE4D< ScalarType >::Restrict ( )
inlineprivate

Definition at line 246 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 305 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 281 of file PtEtaPhiE4D.h.

◆ SetEta()

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

set eta value

Definition at line 268 of file PtEtaPhiE4D.h.

◆ SetPhi()

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

set phi value

Definition at line 274 of file PtEtaPhiE4D.h.

◆ SetPt()

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

set Pt value

Definition at line 262 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 387 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 342 of file PtEtaPhiE4D.h.

◆ Theta()

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

polar angle

Definition at line 255 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 339 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 340 of file PtEtaPhiE4D.h.

◆ Z()

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

Definition at line 148 of file PtEtaPhiE4D.h.

◆ z()

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

Definition at line 341 of file PtEtaPhiE4D.h.

Member Data Documentation

◆ fE

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

Definition at line 366 of file PtEtaPhiE4D.h.

◆ fEta

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

Definition at line 364 of file PtEtaPhiE4D.h.

◆ fPhi

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

Definition at line 365 of file PtEtaPhiE4D.h.

◆ fPt

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

Definition at line 363 of file PtEtaPhiE4D.h.

Libraries for ROOT::Math::PtEtaPhiE4D< ScalarType >:

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