Class describing a 4D cartesian coordinate system (x, y, z, t coordinates) or momentum-energy vectors stored as (Px, Py, Pz, E).
The metric used is (-,-,-,+)
Definition at line 44 of file PxPyPzE4D.h.
Public Types | |
typedef ScalarType | Scalar |
Public Member Functions | |
PxPyPzE4D () | |
Default constructor with x=y=z=t=0. | |
template<class CoordSystem > | |
PxPyPzE4D (const CoordSystem &v) | |
construct from any vector or coordinate system class implementing x(), y() and z() and t() | |
PxPyPzE4D (const PxPyPzE4D &v) | |
copy constructor | |
PxPyPzE4D (Scalar px, Scalar py, Scalar pz, Scalar e) | |
Constructor from x, y , z , t values. | |
Scalar | E () const |
Scalar | Et () const |
transverse energy | |
Scalar | Et2 () const |
transverse energy squared | |
Scalar | Eta () const |
pseudorapidity | |
void | GetCoordinates (Scalar &px, Scalar &py, Scalar &pz, 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 PxPyPzE4D &rhs) const |
template<class AnyCoordSystem > | |
PxPyPzE4D & | operator= (const AnyCoordSystem &v) |
Assignment from a generic coordinate system implementing x(), y(), z() and t() | |
PxPyPzE4D & | operator= (const PxPyPzE4D &v) |
assignment operator | |
bool | operator== (const PxPyPzE4D &rhs) const |
Exact equality. | |
Scalar | P () const |
magnitude of spatial components (magnitude of 3-momentum) | |
Scalar | P2 () const |
squared magnitude of spatial components | |
Scalar | Perp () const |
Scalar | Perp2 () const |
Scalar | Phi () const |
azimuthal angle | |
Scalar | Pt () const |
Transverse spatial component (P_perp or rho) | |
Scalar | Pt2 () const |
transverse spatial component squared | |
Scalar | Px () const |
Scalar | Py () const |
Scalar | Pz () const |
Scalar | R () const |
Scalar | Rho () const |
void | Scale (const 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 px, Scalar py, Scalar pz, Scalar e) |
Set internal data based on 4 Scalar numbers. | |
void | SetE (Scalar e) |
set T value | |
void | SetPx (Scalar px) |
set X value | |
void | SetPxPyPzE (Scalar px, Scalar py, Scalar pz, Scalar e) |
set all values using cartesian coordinates | |
void | SetPy (Scalar py) |
set Y value | |
void | SetPz (Scalar pz) |
set Z value | |
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 Attributes | |
ScalarType | fT |
ScalarType | fX |
(contiguous) data containing the coordinate values x,y,z,t | |
ScalarType | fY |
ScalarType | fZ |
#include <Math/GenVector/PxPyPzE4D.h>
typedef ScalarType ROOT::Math::PxPyPzE4D< ScalarType >::Scalar |
Definition at line 48 of file PxPyPzE4D.h.
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Default constructor with x=y=z=t=0.
Definition at line 55 of file PxPyPzE4D.h.
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Constructor from x, y , z , t values.
Definition at line 61 of file PxPyPzE4D.h.
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copy constructor
Definition at line 78 of file PxPyPzE4D.h.
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Definition at line 123 of file PxPyPzE4D.h.
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transverse energy
Definition at line 213 of file PxPyPzE4D.h.
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transverse energy squared
Definition at line 204 of file PxPyPzE4D.h.
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pseudorapidity
Definition at line 232 of file PxPyPzE4D.h.
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get internal data into 4 Scalar numbers
Definition at line 113 of file PxPyPzE4D.h.
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get internal data into an array of 4 Scalar numbers
Definition at line 101 of file PxPyPzE4D.h.
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invariant mass
Definition at line 152 of file PxPyPzE4D.h.
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vector magnitude squared (or mass squared)
Definition at line 146 of file PxPyPzE4D.h.
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Definition at line 165 of file PxPyPzE4D.h.
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Definition at line 147 of file PxPyPzE4D.h.
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transverse mass
Definition at line 188 of file PxPyPzE4D.h.
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transverse mass squared
Definition at line 183 of file PxPyPzE4D.h.
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negate the 4-vector
Definition at line 281 of file PxPyPzE4D.h.
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Definition at line 312 of file PxPyPzE4D.h.
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assignment operator
Definition at line 84 of file PxPyPzE4D.h.
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Exact equality.
Definition at line 309 of file PxPyPzE4D.h.
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magnitude of spatial components (magnitude of 3-momentum)
Definition at line 140 of file PxPyPzE4D.h.
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squared magnitude of spatial components
Definition at line 135 of file PxPyPzE4D.h.
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Definition at line 177 of file PxPyPzE4D.h.
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Definition at line 171 of file PxPyPzE4D.h.
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azimuthal angle
Definition at line 222 of file PxPyPzE4D.h.
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Transverse spatial component (P_perp or rho)
Definition at line 176 of file PxPyPzE4D.h.
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transverse spatial component squared
Definition at line 170 of file PxPyPzE4D.h.
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Definition at line 120 of file PxPyPzE4D.h.
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Definition at line 121 of file PxPyPzE4D.h.
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Definition at line 122 of file PxPyPzE4D.h.
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Definition at line 141 of file PxPyPzE4D.h.
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Definition at line 178 of file PxPyPzE4D.h.
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scale coordinate values by a scalar quantity a
Definition at line 286 of file PxPyPzE4D.h.
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Set internal data based on an array of 4 Scalar numbers.
Definition at line 95 of file PxPyPzE4D.h.
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Set internal data based on 4 Scalar numbers.
Definition at line 107 of file PxPyPzE4D.h.
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set T value
Definition at line 260 of file PxPyPzE4D.h.
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set X value
Definition at line 242 of file PxPyPzE4D.h.
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set all values using cartesian coordinates
Definition at line 267 of file PxPyPzE4D.h.
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set Y value
Definition at line 248 of file PxPyPzE4D.h.
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set Z value
Definition at line 254 of file PxPyPzE4D.h.
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Definition at line 128 of file PxPyPzE4D.h.
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Definition at line 322 of file PxPyPzE4D.h.
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polar angle
Definition at line 227 of file PxPyPzE4D.h.
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Definition at line 125 of file PxPyPzE4D.h.
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Definition at line 319 of file PxPyPzE4D.h.
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Definition at line 126 of file PxPyPzE4D.h.
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Definition at line 320 of file PxPyPzE4D.h.
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Definition at line 127 of file PxPyPzE4D.h.
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Definition at line 321 of file PxPyPzE4D.h.
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Definition at line 349 of file PxPyPzE4D.h.
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(contiguous) data containing the coordinate values x,y,z,t
Definition at line 346 of file PxPyPzE4D.h.
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Definition at line 347 of file PxPyPzE4D.h.
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Definition at line 348 of file PxPyPzE4D.h.