Belle II Software light-2406-ragdoll
RaveSetup.cc
1/**************************************************************************
2 * basf2 (Belle II Analysis Software Framework) *
3 * Author: The Belle II Collaboration *
4 * *
5 * See git log for contributors and copyright holders. *
6 * This file is licensed under LGPL-3.0, see LICENSE.md. *
7 **************************************************************************/
8
9
10#include <analysis/VertexFitting/RaveInterface/RaveSetup.h>
11
12#include <rave/VacuumPropagator.h>
13#include <rave/MagneticField.h>
14#include <rave/ConstantMagneticField.h>
15#include <rave/VertexFactory.h>
16#include <rave/KinematicTreeFactory.h>
17
18//stl stuff
19#include <string>
20using std::string;
21#include <iostream>
22
23
24using namespace Belle2;
25using namespace analysis;
26
28{
29 static RaveSetup instance;
30 return &instance;
31}
32
33void RaveSetup::initialize(int verbosity, double magneticField)
34{
37 //now setup everything for the use of GFRave
38// getRawInstance()->m_GFRaveVertexFactory = new GFRaveVertexFactory(verbosity, true);
39
40
41 getRawInstance()->m_raveVertexFactory = new rave::VertexFactory(rave::ConstantMagneticField(0, 0, magneticField),
42 rave::VacuumPropagator(), "kalman", verbosity);
43 getRawInstance()->m_raveKinematicTreeFactory = new rave::KinematicTreeFactory(rave::ConstantMagneticField(0, 0, magneticField),
44 rave::VacuumPropagator(), verbosity);
46}
47
48RaveSetup::RaveSetup(): m_useBeamSpot(false), m_raveVertexFactory(nullptr)/*, m_GFRaveVertexFactory(NULL)*/,
49 m_raveKinematicTreeFactory(nullptr), m_initialized(false)
50{
51}
52
54{
55 reset();
56}
57
59{
60 //delete everything that could have potentially created with new in this class
61
62 delete m_raveVertexFactory; // workaround to avoid crashes with V0 finder
63 m_raveVertexFactory = nullptr;
66 // delete m_GFRaveVertexFactory;
67
68 m_initialized = false;
69}
70
71
72void RaveSetup::setBeamSpot(const B2Vector3D& beamSpot, const TMatrixDSym& beamSpotCov)
73{
74 m_beamSpot = beamSpot;
75 m_beamSpotCov.ResizeTo(beamSpotCov);
76 m_beamSpotCov = beamSpotCov;
77 m_useBeamSpot = true;
78}
79
81{
82 m_useBeamSpot = false;
83}
84
85
86
88{
89 if (getRawInstance() not_eq nullptr) {
90 if (getRawInstance()->m_useBeamSpot == false) {
91 B2INFO("use beam spot is false");
92 } else {
93 B2INFO("use beam spot is true and beam spot position and covariance matrix are:");
96 }
97 B2INFO("the pointer to rave::VertexFactory is " << getRawInstance()->m_raveVertexFactory);
98 } else {
99 B2INFO("RaveSetup::initialize was not called. There is nothing to Print.");
100 }
101}
std::string PrintString(unsigned precision=4) const
create a string containing vector in cartesian and spherical coordinates
Definition: B2Vector3.h:481
The RaveSetup class is part of the RaveInterface together with RaveVertexFitter It holds all global o...
Definition: RaveSetup.h:37
TMatrixDSym m_beamSpotCov
beam spot position covariance matrix.
Definition: RaveSetup.h:74
RaveSetup()
default constructor
Definition: RaveSetup.cc:48
void unsetBeamSpot()
unset beam spot constraint
Definition: RaveSetup.cc:80
rave::KinematicTreeFactory * m_raveKinematicTreeFactory
< The RAVE Kinematic Tree factory is the principal interface offered by the RAVE for kinematic vertex...
Definition: RaveSetup.h:81
bool m_useBeamSpot
flag determines if beam spot information should be used for vertex fit.
Definition: RaveSetup.h:72
static void initialize(int verbosity=1, double MagneticField=1.5)
Set everything up so everything needed for vertex fitting is there.
Definition: RaveSetup.cc:33
static RaveSetup * getRawInstance()
Same as getInstance(), but no check if the instance is initialised.
Definition: RaveSetup.cc:27
bool m_initialized
Has initialize() been called? unusable otherwise.
Definition: RaveSetup.h:83
B2Vector3D m_beamSpot
beam spot position.
Definition: RaveSetup.h:73
rave::VertexFactory * m_raveVertexFactory
The RAVE vertex factory is the principal interface offered by the RAVE vertex fitting library.
Definition: RaveSetup.h:77
static void Print()
Print() writes all RaveSetup member variables to the terminal
Definition: RaveSetup.cc:87
~RaveSetup()
default destructor
Definition: RaveSetup.cc:53
void setBeamSpot(const B2Vector3D &beamSpot, const TMatrixDSym &beamSpotCov)
The beam spot position and covariance is known you can set it here so that and a vertex in the beam s...
Definition: RaveSetup.cc:72
void reset()
frees memory allocated by initialize().
Definition: RaveSetup.cc:58
Abstract base class for different kinds of events.
Definition: ClusterUtils.h:24