11 #include <framework/core/Module.h>
16 #include <TRotation.h>
17 #include <generators/SAD/ReaderSAD.h>
57 virtual void event()
override;
63 virtual void endRun()
override;
Beam background generator based on SAD files.
SADTree m_sad
TTree entry data.
TTree * m_tree
root tree pointer
std::vector< int > m_counters
counters: how many times SAD particles are used
TRotation m_rotation
rotation from SAD to Belle II frame
ReaderSAD m_readerSAD
the transformation from SAD to Belle II system for the far beamline
std::vector< double > m_rates
cumulative rates of SAD particles [Hz]
std::string m_fileName
name of the SAD file converted to root
int m_ring
ring number, 1-HER, 2-LER
int m_numEvents
number of events to generate
double m_realTime
equivalent SuperKEKB running time in [ns]
std::vector< int > m_sectionOrdering
superKEKB section ordering
TFile * m_file
root file pointer
int m_eventCounter
event counter
std::string m_ringName
name of the superKEKB ring (LER or HER)
std::string m_treeName
name of the TTree in the SAD file
Class to read files that have been created by SAD and store their content in a MCParticle graph.
virtual void initialize() override
Initialize the Module.
virtual ~BeamBkgGeneratorModule()
Destructor.
virtual void event() override
Event processor.
virtual void endRun() override
End-of-run action.
virtual void terminate() override
Termination action.
BeamBkgGeneratorModule()
Constructor.
int generateEntry() const
Pick up particle randomly from the SAD file according to its rate.
virtual void beginRun() override
Called when entering a new run.
Abstract base class for different kinds of events.
Structure of the TTree in the SAD file.
int nturn
number of turns from scattered to lost
double sraw
s at lost position [m] before matching G4 beam pipe inner surface
double ss
scattered position (|s|<Ltot/2) [m]
double rate
lost rate [Hz]
double ssraw
scattered position [m]
double yraw
y at lost position [m] before matching G4 beam pipe inner surface
double rr
sqrt(xraw*xraw+yraw*yraw) [m]
double r
sqrt(x*x+y*y) [m]
double px
px at lost position [GeV]
double dp_over_p0
momentum deviation of the lost particle
double y
y at lost position [m]
double xraw
x at lost position [m] before matching G4 beam pipe inner surface
double py
py at lost position [GeV]
double s
lost position measured from IP along the ring [m]
double watt
loss wattage [W]
double x
x at lost position [m]