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#
#
import os, sys, time, DDG4, dd4hep
from DDG4 import OutputLevel as Output
from SystemOfUnits import *
#
#
"""
dd4hep simulation example setup using the python configuration
@author M.Frank
@version 1.0
"""
def run():
kernel = DDG4.Kernel()
install_dir = os.environ['DD4hepExamplesINSTALL']
kernel.loadGeometry("file:"+install_dir+"/examples/ClientTests/compact/SiliconBlock.xml")
DDG4.importConstants(kernel.detectorDescription(),debug=False)
# =======================================================================================
# ===> This is actually the ONLY difference to ClientTests/scripts/SiliconBlock.py
# =======================================================================================
geant4 = DDG4.Geant4(kernel,tracker='MyTrackerSDAction')
geant4.printDetectors()
kernel.NumEvents = 5
kernel.UI = ''
# Configure field
field = geant4.setupTrackingField(prt=True)
# Configure Event actions
prt = DDG4.EventAction(kernel,'Geant4ParticlePrint/ParticlePrint')
prt.OutputLevel = Output.WARNING
prt.OutputType = 3 # Print both: table and tree
kernel.eventAction().adopt(prt)
# Configure I/O
evt_root = geant4.setupROOTOutput('RootOutput','MySD_'+time.strftime('%Y-%m-%d_%H-%M'),mc_truth=False)
# Setup particle gun
gun = geant4.setupGun("Gun",particle='mu-',energy=5*GeV,multiplicity=1,Standalone=True,position=(0,0,0))
geant4.setupTracker('SiliconBlockUpper')
geant4.setupTracker('SiliconBlockDown')
# Now build the physics list:
phys = kernel.physicsList()
phys.extends = 'QGSP_BERT'
phys.enableUI()
phys.dump()
# run
kernel.configure()
kernel.initialize()
kernel.run()
kernel.terminate()
if __name__ == "__main__":
run()