from Configurables import GaussSmearVertex
smeartool = GaussSmearVertex()
smeartool.xVertexSigma = 0.5*units.mm
smeartool.yVertexSigma = 0.5*units.mm
smeartool.zVertexSigma = 40.0*units.mm
smeartool.tVertexSigma = 180.0*units.picosecond
from Configurables import PythiaInterface
pythia8gentool = PythiaInterface()
### Example of pythia configuration file to generate events
pythiafilename = "Generation/data/Pythia_standard.cmd"
path_to_pythiafile = os.environ.get("FCCSW_SHARE_DIR", "")
pythiafile = os.path.join(path_to_pythiafile, pythiafilename)
# Example of pythia configuration file to read LH event file
#pythiafile="options/Pythia_LHEinput.cmd"
pythia8gentool.Filename = pythiafile
pythia8gentool.doEvtGenDecays = False
pythia8gentool.printPythiaStatistics = True
from Configurables import GenAlg
pythia8gen = GenAlg("Pythia8")
pythia8gen.SignalProvider = pythia8gentool
pythia8gen.VertexSmearingTool = smeartool
pythia8gen.hepmc.Path = "hepmc"
ApplicationMgr().TopAlg += [pythia8gen]
### Reads an HepMC::GenEvent from the data service and writes a collection of EDM Particles
from Configurables import HepMCToEDMConverter
hepmc_converter = HepMCToEDMConverter()
hepmc_converter.hepmc.Path="hepmc"
hepmc_converter.hepmcStatusList = [] # convert particles with all statuses
ApplicationMgr().EvtSel = 'NONE'
ApplicationMgr().EvtMax = 100
# Data event model based on Podio
from Configurables import FCCDataSvc
podioEvent = FCCDataSvc("EventDataSvc")
ApplicationMgr().ExtSvc += [podioEvent]
ApplicationMgr().OutputLevel = INFO
# Pythia generator
from Configurables import PythiaInterface
pythia8gentool = PythiaInterface()
pythia8gentool.Filename = "Pythia_ee_ZH_Htautau.cmd"
# Write the HepMC::GenEvent to the data service
from Configurables import GenAlg
pythia8gen = GenAlg()
pythia8gen.SignalProvider = pythia8gentool
pythia8gen.hepmc.Path = "hepmc"
ApplicationMgr().TopAlg += [pythia8gen]
# Reads an HepMC::GenEvent from the data service and writes a collection of EDM Particles
from Configurables import HepMCToEDMConverter
hepmc_converter = HepMCToEDMConverter("Converter")
hepmc_converter.hepmc.Path = "hepmc"
hepmc_converter.hepmcStatusList = [] # convert particles with all statuses
# Workflow Steering
from Configurables import ApplicationMgr
ApplicationMgr().EvtSel = 'NONE'
ApplicationMgr().EvtMax = 100
## Data event model based on Podio
from Configurables import FCCDataSvc
podioEvent = FCCDataSvc("EventDataSvc")
ApplicationMgr().ExtSvc += [podioEvent]
ApplicationMgr().OutputLevel = INFO
## Pythia generator
from Configurables import PythiaInterface
pythia8gentool = PythiaInterface()
pythia8gentool.Filename = os.path.join(os.environ.get("FCCSWSHAREDIR", ""),"Generation/data/Pythia_ttbar.cmd")
## Write the HepMC::GenEvent to the data service
from Configurables import GenAlg
pythia8gen = GenAlg()
pythia8gen.SignalProvider = pythia8gentool
pythia8gen.hepmc.Path = "hepmc"
ApplicationMgr().TopAlg += [pythia8gen]
### Reads an HepMC::GenEvent from the data service and writes a collection of EDM Particles
from Configurables import HepMCToEDMConverter
hepmc_converter = HepMCToEDMConverter("Converter")
hepmc_converter.hepmc.Path = "hepmc"
hepmc_converter.genparticles.Path = "genParticles"
hepmc_converter.genvertices.Path = "genVertices"
ApplicationMgr().TopAlg += [hepmc_converter]