ATLAS Offline Software
Public Member Functions | List of all members
EigenP5toP4JacobianPhiThetaEM2PxPyPzE Class Reference

#include <EigenP5toP4JacobianPhiThetaEM2PxPyPzE.h>

Inheritance diagram for EigenP5toP4JacobianPhiThetaEM2PxPyPzE:
Collaboration diagram for EigenP5toP4JacobianPhiThetaEM2PxPyPzE:

Public Member Functions

 EigenP5toP4JacobianPhiThetaEM2PxPyPzE (const double phi0, const double theta, const double E, const double mass=105.6583692)
 
 ~EigenP5toP4JacobianPhiThetaEM2PxPyPzE ()
 

Detailed Description

Definition at line 10 of file EigenP5toP4JacobianPhiThetaEM2PxPyPzE.h.

Constructor & Destructor Documentation

◆ EigenP5toP4JacobianPhiThetaEM2PxPyPzE()

EigenP5toP4JacobianPhiThetaEM2PxPyPzE::EigenP5toP4JacobianPhiThetaEM2PxPyPzE ( const double  phi0,
const double  theta,
const double  E,
const double  mass = 105.6583692 
)

Definition at line 8 of file EigenP5toP4JacobianPhiThetaEM2PxPyPzE.cxx.

11  :
12  AmgMatrix(4,5)()
13 {
14  this->setZero();
15  double sinp = std::sin(phi0);
16  double cosp = std::cos(phi0);
17  double sint = std::sin(theta);
18  double cost = std::cos(theta);
19  double mom = std::sqrt((E*E)-(mass*mass));
20 
21  // transformation of track parameters
22  double px = mom*cosp*sint;
23  double py = mom*sinp*sint;
24  double pz = mom*cost;
25  double EoverP = E/mom;
26 
27 
28  (*this)(0,2) = -py; // dpx/dphi0
29  (*this)(0,3) = pz*cosp; // dpx/dtheta
30  (*this)(0,4) = EoverP*sint*cosp; // dpx/E
31 
32  (*this)(1,2) = px; // dpy/dphi0
33  (*this)(1,3) = pz*sinp; // dpy/dtheta
34  (*this)(1,4) = EoverP*sint*sinp; // dpy/dE
35 
36  (*this)(2,3) = -sint*mom; // dpz/dtheta
37  (*this)(2,4) = EoverP*cost; // dpz/dE
38 
39  (*this)(3,4) = 1.; // dE/dE
40 
41 }

◆ ~EigenP5toP4JacobianPhiThetaEM2PxPyPzE()

EigenP5toP4JacobianPhiThetaEM2PxPyPzE::~EigenP5toP4JacobianPhiThetaEM2PxPyPzE ( )
inline

Definition at line 13 of file EigenP5toP4JacobianPhiThetaEM2PxPyPzE.h.

13 {}

The documentation for this class was generated from the following files:
cost
int cost(std::vector< std::string > &files, node &n, const std::string &directory="", bool deleteref=false, bool relocate=false)
Definition: hcg.cxx:921
test_pyathena.px
px
Definition: test_pyathena.py:18
Base_Fragment.mass
mass
Definition: Sherpa_i/share/common/Base_Fragment.py:59
InDetAccessor::phi0
@ phi0
Definition: InDetAccessor.h:33
theta
Scalar theta() const
theta method
Definition: AmgMatrixBasePlugin.h:75
drawFromPickle.cos
cos
Definition: drawFromPickle.py:36
AmgMatrix
#define AmgMatrix(rows, cols)
Definition: EventPrimitives.h:49
ParticleGun_EoverP_Config.mom
mom
Definition: ParticleGun_EoverP_Config.py:63
Amg::pz
@ pz
Definition: GeoPrimitives.h:40
Amg::py
@ py
Definition: GeoPrimitives.h:39
VP1PartSpect::E
@ E
Definition: VP1PartSpectFlags.h:21
AllowedVariables::EoverP
@ EoverP
Definition: AsgElectronSelectorTool.cxx:56
drawFromPickle.sin
sin
Definition: drawFromPickle.py:36