def generate(inputFile, paramFile, outFile, seed=1, nEvents=None):
firstEvent = 0
dy = 10.
vessel_design = 5
shield_design = 8
mcEngine = 'TGeant4'
sameSeed = seed
theSeed = 1
phiRandom = False # only relevant for muon background generator
followMuon = True # only transport muons for a fast muon only background
print('FairShip setup to produce', nEvents, 'events')
r.gRandom.SetSeed(theSeed)
ship_geo = ConfigRegistry.loadpy('$FAIRSHIP/geometry/geometry_config.py',
Yheight=dy,
tankDesign=vessel_design,
muShieldDesign=shield_design,
muShieldGeo=paramFile)
run = r.FairRunSim()
run.SetName(mcEngine) # Transport engine
run.SetOutputFile(outFile) # Output file
# user configuration file default g4Config.C
run.SetUserConfig('g4Config.C')
modules = shipDet_conf.configure(run, ship_geo)
primGen = r.FairPrimaryGenerator()
primGen.SetTarget(ship_geo.target.z0 + 50 * u.m, 0.)
MuonBackgen = r.MuonBackGenerator()
MuonBackgen.Init(inputFile, firstEvent, phiRandom)
MuonBackgen.SetSmearBeam(3 * u.cm) # beam size mimicking spiral
if sameSeed:
MuonBackgen.SetSameSeed(sameSeed)
primGen.AddGenerator(MuonBackgen)
nEvents = MuonBackgen.GetNevents() - 1
print('Process ', nEvents, ' from input file, with Phi random=', phiRandom)
if followMuon:
modules['Veto'].SetFastMuon()
run.SetGenerator(primGen)
run.SetStoreTraj(r.kFALSE)
run.Init()
print('Initialised run.')
geomGeant4.addVMCFields(ship_geo, '', True)
print('Start run of {} events.'.format(nEvents))
run.Run(nEvents)
print('Finished simulation of {} events.'.format(nEvents))
def run_ship(self, phiRandom=False, followMuon=True, n_events=10, first_event=0):
"""
phiRandom = False # only relevant for muon background generator
followMuon = True # only transport muons for a fast muon only background
"""
r.gErrorIgnoreLevel = r.kWarning
r.gSystem.Load('libpythia8')
print ('FairShip setup to produce', n_events, 'events')
r.gRandom.SetSeed(self.theSeed)
ship_geo = ConfigRegistry.loadpy(
'$FAIRSHIP/geometry/geometry_config.py',
Yheight=self.dy,
tankDesign=self.vessel_design,
muShieldDesign=self.shield_design,
muShieldGeo=self.shield_geo_file)
run = r.FairRunSim()
run.SetName(self.mcEngine) # Transport engine
run.SetOutputFile(self.output_file) # Output file
# user configuration file default g4Config.C
run.SetUserConfig('g4Config.C')
modules = shipDet_conf.configure(run, ship_geo)
primGen = r.FairPrimaryGenerator()
primGen.SetTarget(ship_geo.target.z0 + 50 * u.m, 0.)
MuonBackgen = r.MuonBackGenerator()
MuonBackgen.Init(self.input_file, first_event, phiRandom)
MuonBackgen.SetSmearBeam(3 * u.cm) # beam size mimicking spiral
if self.same_seed:
MuonBackgen.SetSameSeed(self.same_seed)
primGen.AddGenerator(MuonBackgen)
if not n_events:
n_events = MuonBackgen.GetNevents()
else:
n_events = min(n_events, MuonBackgen.GetNevents())
print ('Process ', n_events, ' from input file, with Phi random=', phiRandom)
if followMuon:
modules['Veto'].SetFastMuon()
run.SetGenerator(primGen)
run.SetStoreTraj(r.kFALSE)
run.Init()
print ('Initialised run.')
# geomGeant4.setMagnetField()
if hasattr(ship_geo.Bfield, "fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ship_geo, '', True)
print ('Start run of {} events.'.format(n_events))
run.Run(n_events)
print ('Finished simulation of {} events.'.format(n_events))
geofile_output_path = os.path.join(self.output_dir,
"geofile_full.fe_{}_n_events_{}.root" .format(first_event, n_events))
run.CreateGeometryFile(geofile_output_path)
# save ShipGeo dictionary in geofile
saveBasicParameters.execute(geofile_output_path, ship_geo)
return run
def create_csv_field_map(options):
r.gErrorIgnoreLevel = r.kWarning
r.gSystem.Load('libpythia8')
ship_geo = ConfigRegistry.loadpy(
'$FAIRSHIP/geometry/geometry_config.py',
Yheight=globalDesigns["dy"],
tankDesign=globalDesigns["dv"],
nuTauTargetDesign=globalDesigns["nud"],
CaloDesign=globalDesigns["caloDesign"],
strawDesign=globalDesigns["strawDesign"],
muShieldDesign=options.ds,
muShieldStepGeo=options.muShieldStepGeo,
muShieldWithCobaltMagnet=options.muShieldWithCobaltMagnet,
muShieldGeo=options.geofile)
ship_geo.muShield.WithConstField = True
run = r.FairRunSim()
run.SetName('TGeant4') # Transport engine
run.SetOutputFile("tmp_file") # Output file
# user configuration file default g4Config.C
run.SetUserConfig('g4Config.C')
modules = shipDet_conf.configure(run, ship_geo)
primGen = r.FairPrimaryGenerator()
primGen.SetTarget(ship_geo.target.z0 + 70.845 * u.m, 0.)
#
run.SetGenerator(primGen)
run.SetStoreTraj(r.kFALSE)
run.Init()
fieldMaker = geomGeant4.addVMCFields(ship_geo, '', True)
field_center, shield_half_length = ShieldUtils.find_shield_center(ship_geo)
print("SHIELD ONLY: CENTER: {}, HALFLENGTH: {}, half_X: {}, half_Y: {}".
format(field_center, shield_half_length,
ship_geo.muShield.half_X_max, ship_geo.muShield.half_Y_max))
fieldMaker.generateFieldMap(
os.path.expandvars("$FAIRSHIP/files/fieldMap.csv"), 2.5,
ship_geo.muShield.half_X_max, ship_geo.muShield.half_Y_max,
shield_half_length, field_center)
run = ROOT.FairRunSim()
run.SetName("TGeant4") # Transport engine
run.SetOutputFile("dummy") # Output file
run.SetUserConfig("g4Config_basic.C"
) # geant4 transport not used, only needed for the mag field
rtdb = run.GetRuntimeDb()
# -----Create geometry----------------------------------------------
print('a')
modules = shipDet_conf.configure(run, ShipGeo)
print('b')
run.Init()
print('c')
import geomGeant4
print('d')
if hasattr(ShipGeo.Bfield, "fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ShipGeo, '', True)
print('e')
sGeo = ROOT.gGeoManager
print('f')
geoMat = ROOT.genfit.TGeoMaterialInterface()
print('g')
ROOT.genfit.MaterialEffects.getInstance().init(geoMat)
print('h')
bfield = ROOT.genfit.FairShipFields()
print('i')
fM = ROOT.genfit.FieldManager.getInstance()
print('j')
fM.init(bfield)
print('k')
volDict = {}
i = 0
ut.bookHist(h,'chi2','Chi2/DOF',100,0.,20.)
import shipDet_conf
run = ROOT.FairRunSim()
run.SetName("TGeant4") # Transport engine
run.SetOutputFile(ROOT.TMemFile('output', 'recreate')) # Output file
run.SetUserConfig("g4Config_basic.C") # geant4 transport not used, only needed for creating VMC field
rtdb = run.GetRuntimeDb()
# -----Create geometry----------------------------------------------
modules = shipDet_conf.configure(run,ShipGeo)
# run.Init()
fgeo.FAIRGeom
import geomGeant4
if hasattr(ShipGeo.Bfield,"fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ShipGeo, '', True,withVirtualMC = False)
# make global variables
builtin.debug = debug
builtin.fieldMaker = fieldMaker
builtin.pidProton = pidProton
builtin.withT0 = withT0
builtin.realPR = realPR
builtin.vertexing = vertexing
builtin.ecalGeoFile = ecalGeoFile
builtin.ShipGeo = ShipGeo
builtin.modules = modules
builtin.EcalDebugDraw = EcalDebugDraw
builtin.withNoStrawSmearing = withNoStrawSmearing
builtin.h = h
builtin.log = log
20 * u.m, 20 * u.m, 200. * u.m)
trajFilter.SetMomentumCutP(0.1 * u.GeV)
trajFilter.SetEnergyCut(0., 400. * u.GeV)
trajFilter.SetStorePrimaries(ROOT.kTRUE)
trajFilter.SetStoreSecondaries(ROOT.kTRUE)
# The VMC sets the fields using the "/mcDet/setIsLocalMagField true" option in "gconfig/g4config.in"
import geomGeant4
# geomGeant4.setMagnetField() # replaced by VMC, only has effect if /mcDet/setIsLocalMagField false
# Define extra VMC B fields not already set by the geometry definitions, e.g. a global field,
# any field maps, or defining if any volumes feel only the local or local+global field.
# For now, just keep the fields already defined by the C++ code, i.e comment out the fieldMaker
if charm == 0: # charm and muflux testbeam not yet updated for using the new bfield interface
if hasattr(ship_geo.Bfield, "fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ship_geo, '', True)
# Print VMC fields and associated geometry objects
if debug > 0:
geomGeant4.printVMCFields()
geomGeant4.printWeightsandFields(onlyWithField = True,\
exclude=['DecayVolume','Tr1','Tr2','Tr3','Tr4','Veto','Ecal','Hcal','MuonDetector','SplitCal'])
# Plot the field example
#fieldMaker.plotField(1, ROOT.TVector3(-9000.0, 6000.0, 50.0), ROOT.TVector3(-300.0, 300.0, 6.0), 'Bzx.png')
#fieldMaker.plotField(2, ROOT.TVector3(-9000.0, 6000.0, 50.0), ROOT.TVector3(-400.0, 400.0, 6.0), 'Bzy.png')
if inactivateMuonProcesses:
ROOT.gROOT.ProcessLine('#include "Geant4/G4ProcessTable.hh"')
mygMC = ROOT.TGeant4.GetMC()
mygMC.ProcessGeantCommand("/process/inactivate muPairProd")
mygMC.ProcessGeantCommand("/process/inactivate muBrems")
trajFilter.SetVertexCut(-20 * u.m, -20 * u.m, ship_geo.target.z0 - 1 * u.m,
20 * u.m, 20 * u.m, 200. * u.m)
trajFilter.SetMomentumCutP(0.1 * u.GeV)
trajFilter.SetEnergyCut(0., 400. * u.GeV)
trajFilter.SetStorePrimaries(ROOT.kTRUE)
trajFilter.SetStoreSecondaries(ROOT.kTRUE)
# The VMC sets the fields using the "/mcDet/setIsLocalMagField true" option in "gconfig/g4config.in"
import geomGeant4
# geomGeant4.setMagnetField() # replaced by VMC, only has effect if /mcDet/setIsLocalMagField false
# Define extra VMC B fields not already set by the geometry definitions, e.g. a global field,
# any field maps, or defining if any volumes feel only the local or local+global field.
# For now, just keep the fields already defined by the C++ code, i.e comment out the fieldMaker
if hasattr(ship_geo.Bfield, "fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ship_geo.Bfield.fieldMap,
ship_geo.Bfield.z, True)
# Print VMC fields and associated geometry objects
if debug > 0:
geomGeant4.printVMCFields()
geomGeant4.printWeightsandFields(onlyWithField = True,\
exclude=['DecayVolume','Tr1','Tr2','Tr3','Tr4','Veto','Ecal','Hcal','MuonDetector','SplitCal'])
# Plot the field example
#fieldMaker.plotField(1, ROOT.TVector3(-9000.0, 6000.0, 50.0), ROOT.TVector3(-300.0, 300.0, 6.0), 'Bzx.png')
#fieldMaker.plotField(2, ROOT.TVector3(-9000.0, 6000.0, 50.0), ROOT.TVector3(-400.0, 400.0, 6.0), 'Bzy.png')
if inactivateMuonProcesses:
ROOT.gROOT.ProcessLine('#include "Geant4/G4ProcessTable.hh"')
mygMC = ROOT.TGeant4.GetMC()
mygMC.ProcessGeantCommand("/process/inactivate muPairProd")
mygMC.ProcessGeantCommand("/process/inactivate muBrems")
ut.bookHist(h,'chi2','Chi2/DOF',100,0.,20.)
import shipDet_conf
run = ROOT.FairRunSim()
run.SetName("TGeant4") # Transport engine
run.SetOutputFile(ROOT.TMemFile('output', 'recreate')) # Output file
run.SetUserConfig("g4Config_basic.C") # geant4 transport not used, only needed for creating VMC field
rtdb = run.GetRuntimeDb()
# -----Create geometry----------------------------------------------
modules = shipDet_conf.configure(run,ShipGeo)
# run.Init()
fgeo.FAIRGeom
import geomGeant4
if hasattr(ShipGeo.Bfield,"fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ShipGeo, '', True,withVirtualMC = False)
# make global variables
builtin.debug = debug
builtin.fieldMaker = fieldMaker
builtin.pidProton = pidProton
builtin.withT0 = withT0
builtin.realPR = realPR
builtin.vertexing = vertexing
builtin.ecalGeoFile = ecalGeoFile
builtin.ShipGeo = ShipGeo
builtin.modules = modules
builtin.EcalDebugDraw = EcalDebugDraw
builtin.withNoStrawSmearing = withNoStrawSmearing
builtin.h = h
builtin.log = log
ecalGeoFile = ShipGeo.ecal.File
dy = ShipGeo.Yheight/u.m
# -----Create geometry----------------------------------------------
import shipDet_conf
run = ROOT.FairRunSim()
run.SetName("TGeant4") # Transport engine
run.SetOutputFile(ROOT.TMemFile('output', 'recreate')) # Output file
run.SetUserConfig("g4Config_basic.C") # geant4 transport not used, only needed for the mag field
rtdb = run.GetRuntimeDb()
# -----Create geometry----------------------------------------------
modules = shipDet_conf.configure(run,ShipGeo)
run.Init()
import geomGeant4
if hasattr(ShipGeo.Bfield,"fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ShipGeo, '', True)
sGeo = ROOT.gGeoManager
geoMat = ROOT.genfit.TGeoMaterialInterface()
ROOT.genfit.MaterialEffects.getInstance().init(geoMat)
bfield = ROOT.genfit.FairShipFields()
fM = ROOT.genfit.FieldManager.getInstance()
fM.init(bfield)
volDict = {}
i=0
for x in ROOT.gGeoManager.GetListOfVolumes():
volDict[i]=x.GetName()
i+=1
def run_track_pattern_recognition(input_file, geo_file, output_file, method):
"""
Runs all steps of track pattern recognition.
Parameters
----------
input_file : string
Path to an input .root file with events.
geo_file : string
Path to a file with SHiP geometry.
output_file : string
Path to an output .root file with quality plots.
method : string
Name of a track pattern recognition method.
"""
############################################# Load SHiP geometry ###################################################
# Check geo file
try:
fgeo = ROOT.TFile(geo_file)
except:
print("An error with opening the ship geo file.")
raise
sGeo = fgeo.FAIRGeom
# Prepare ShipGeo dictionary
if not fgeo.FindKey('ShipGeo'):
if sGeo.GetVolume('EcalModule3'):
ecalGeoFile = "ecal_ellipse6x12m2.geo"
else:
ecalGeoFile = "ecal_ellipse5x10m2.geo"
if dy:
ShipGeo = ConfigRegistry.loadpy(
"$FAIRSHIP/geometry/geometry_config.py",
Yheight=dy,
EcalGeoFile=ecalGeoFile)
else:
ShipGeo = ConfigRegistry.loadpy(
"$FAIRSHIP/geometry/geometry_config.py",
EcalGeoFile=ecalGeoFile)
else:
upkl = Unpickler(fgeo)
ShipGeo = upkl.load('ShipGeo')
# Globals
builtin.ShipGeo = ShipGeo
############################################# Load SHiP modules ####################################################
import shipDet_conf
run = ROOT.FairRunSim()
run.SetName("TGeant4") # Transport engine
run.SetOutputFile("dummy") # Output file
run.SetUserConfig(
"g4Config_basic.C"
) # geant4 transport not used, only needed for the mag field
rtdb = run.GetRuntimeDb()
modules = shipDet_conf.configure(run, ShipGeo)
run.Init()
#run = ROOT.FairRunSim()
#modules = shipDet_conf.configure(run,ShipGeo)
######################################### Load SHiP magnetic field #################################################
import geomGeant4
if hasattr(ShipGeo.Bfield, "fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ShipGeo,
'',
True,
withVirtualMC=False)
else:
print("no fieldmap given, geofile too old, not anymore support")
exit(-1)
sGeo = fgeo.FAIRGeom
geoMat = ROOT.genfit.TGeoMaterialInterface()
ROOT.genfit.MaterialEffects.getInstance().init(geoMat)
bfield = ROOT.genfit.FairShipFields()
bfield.setField(fieldMaker.getGlobalField())
fM = ROOT.genfit.FieldManager.getInstance()
fM.init(bfield)
############################################# Load inpur data file #################################################
# Check input file
try:
fn = ROOT.TFile(input_file, 'update')
except:
print("An error with opening the input data file.")
raise
sTree = fn.cbmsim
sTree.Write()
############################################# Create hists #########################################################
h = init_book_hist()
########################################## Start Track Pattern Recognition #########################################
import shipPatRec
# Init book of hists for the quality measurements
metrics = {
'n_hits': [],
'reconstructible': 0,
'passed_y12': 0,
'passed_stereo12': 0,
'passed_12': 0,
'passed_y34': 0,
'passed_stereo34': 0,
'passed_34': 0,
'passed_combined': 0,
'reco_passed': 0,
'reco_passed_no_clones': 0,
'frac_y12': [],
'frac_stereo12': [],
'frac_12': [],
'frac_y34': [],
'frac_stereo34': [],
'frac_34': [],
'reco_frac_tot': [],
'reco_mc_p': [],
'reco_mc_theta': [],
'fitted_p': [],
'fitted_pval': [],
'fitted_chi': [],
'fitted_x': [],
'fitted_y': [],
'fitted_z': [],
'fitted_mass': []
}
# Start event loop
nEvents = sTree.GetEntries()
for iEvent in range(nEvents):
if iEvent % 1000 == 0:
print('Event ', iEvent)
########################################### Select one event ###################################################
rc = sTree.GetEvent(iEvent)
########################################### Reconstructible tracks #############################################
reconstructible_tracks = getReconstructibleTracks(
iEvent, sTree, sGeo, ShipGeo)
metrics['reconstructible'] += len(reconstructible_tracks)
for i_reco in reconstructible_tracks:
h['TracksPassed'].Fill("Reconstructible tracks", 1)
h['TracksPassedU'].Fill("Reconstructible tracks", 1)
in_y12 = []
in_stereo12 = []
in_12 = []
in_y34 = []
in_stereo34 = []
in_34 = []
in_combo = []
found_track_ids = []
n_tracks = len(reconstructible_tracks)
n_recognized = 0
n_clones = 0
n_ghosts = 0
n_others = 0
min_eff = 0.
########################################## Recognized tracks ###################################################
nTracklets = sTree.Tracklets.GetEntriesFast()
for i_track in range(nTracklets):
atracklet = sTree.Tracklets[i_track]
if atracklet.getType() != 1: # this is a not full track (tracklet)
continue
atrack = atracklet.getList()
if atrack.size() == 0:
continue
hits = {
'X': [],
'Y': [],
'Z': [],
'DetID': [],
'TrackID': [],
'Pz': [],
'Px': [],
'Py': [],
'dist2Wire': [],
'Pdg': []
}
for ihit in atrack:
ahit = sTree.strawtubesPoint[ihit]
hits['X'] += [ahit.GetX()]
hits['Y'] += [ahit.GetY()]
hits['Z'] += [ahit.GetZ()]
hits['DetID'] += [ahit.GetDetectorID()]
hits['TrackID'] += [ahit.GetTrackID()]
hits['Pz'] += [ahit.GetPz()]
hits['Px'] += [ahit.GetPx()]
hits['Py'] += [ahit.GetPy()]
hits['dist2Wire'] += [ahit.dist2Wire()]
hits['Pdg'] += [ahit.PdgCode()]
# List to numpy arrays
for key in hits.keys():
hits[key] = numpy.array(hits[key])
# Decoding
statnb, vnb, pnb, lnb, snb = decodeDetectorID(hits['DetID'])
is_stereo = ((vnb == 1) + (vnb == 2))
is_y = ((vnb == 0) + (vnb == 3))
is_before = ((statnb == 1) + (statnb == 2))
is_after = ((statnb == 3) + (statnb == 4))
# Metrics
metrics['n_hits'] += [get_n_hits(hits['TrackID'])]
# Tracks passed
frac_y12, tmax_y12 = fracMCsame(hits['TrackID'][is_before * is_y])
n_hits_y12 = get_n_hits(hits['TrackID'][is_before * is_y])
frac_stereo12, tmax_stereo12 = fracMCsame(
hits['TrackID'][is_before * is_stereo])
n_hits_stereo12 = get_n_hits(hits['TrackID'][is_before *
is_stereo])
frac_12, tmax_12 = fracMCsame(hits['TrackID'][is_before])
n_hits_12 = get_n_hits(hits['TrackID'][is_before])
frac_y34, tmax_y34 = fracMCsame(hits['TrackID'][is_after * is_y])
n_hits_y34 = get_n_hits(hits['TrackID'][is_after * is_y])
frac_stereo34, tmax_stereo34 = fracMCsame(
hits['TrackID'][is_after * is_stereo])
n_hits_stereo34 = get_n_hits(hits['TrackID'][is_after * is_stereo])
frac_34, tmax_34 = fracMCsame(hits['TrackID'][is_after])
n_hits_34 = get_n_hits(hits['TrackID'][is_after])
frac_tot, tmax_tot = fracMCsame(hits['TrackID'])
n_hits_tot = get_n_hits(hits['TrackID'])
if tmax_y12 == tmax_stereo12 and tmax_y12 == tmax_y34 and tmax_y12 == tmax_stereo34:
if frac_y12 >= min_eff and frac_stereo12 >= min_eff and frac_y34 >= min_eff and frac_stereo34 >= min_eff:
if tmax_y12 in reconstructible_tracks and tmax_y12 not in found_track_ids:
n_recognized += 1
found_track_ids.append(tmax_y12)
elif tmax_y12 in reconstructible_tracks and tmax_y12 in found_track_ids:
n_clones += 1
elif tmax_y12 not in reconstructible_tracks:
n_others += 1
else:
n_ghosts += 1
else:
n_ghosts += 1
is_reconstructed = 0
is_reconstructed_no_clones = 0
if tmax_y12 in reconstructible_tracks:
metrics['passed_y12'] += 1
metrics['frac_y12'] += [frac_y12]
h['TracksPassed'].Fill("Y view station 1&2", 1)
if tmax_y12 not in in_y12:
h['TracksPassedU'].Fill("Y view station 1&2", 1)
in_y12.append(tmax_y12)
if tmax_stereo12 == tmax_y12:
metrics['passed_stereo12'] += 1
metrics['frac_stereo12'] += [frac_stereo12]
h['TracksPassed'].Fill("Stereo station 1&2", 1)
if tmax_stereo12 not in in_stereo12:
h['TracksPassedU'].Fill("Stereo station 1&2", 1)
in_stereo12.append(tmax_stereo12)
if tmax_12 == tmax_y12:
metrics['passed_12'] += 1
metrics['frac_12'] += [frac_12]
h['TracksPassed'].Fill("station 1&2", 1)
if tmax_12 not in in_12:
h['TracksPassedU'].Fill("station 1&2", 1)
in_12.append(tmax_12)
if tmax_y34 in reconstructible_tracks:
metrics['passed_y34'] += 1
metrics['frac_y34'] += [frac_y34]
h['TracksPassed'].Fill("Y view station 3&4", 1)
if tmax_y34 not in in_y34:
h['TracksPassedU'].Fill(
"Y view station 3&4", 1)
in_y34.append(tmax_y34)
if tmax_stereo34 == tmax_y34:
metrics['passed_stereo34'] += 1
metrics['frac_stereo34'] += [frac_stereo34]
h['TracksPassed'].Fill("Stereo station 3&4", 1)
if tmax_stereo34 not in in_stereo34:
h['TracksPassedU'].Fill(
"Stereo station 3&4", 1)
in_stereo34.append(tmax_stereo34)
if tmax_34 == tmax_y34:
metrics['passed_34'] += 1
metrics['frac_34'] += [frac_34]
h['TracksPassed'].Fill("station 3&4", 1)
if tmax_34 not in in_34:
h['TracksPassedU'].Fill(
"station 3&4", 1)
in_34.append(tmax_34)
if tmax_12 == tmax_34:
metrics['passed_combined'] += 1
h['TracksPassed'].Fill(
"Combined stations 1&2/3&4", 1)
metrics['reco_passed'] += 1
is_reconstructed = 1
if tmax_34 not in in_combo:
h['TracksPassedU'].Fill(
"Combined stations 1&2/3&4", 1)
metrics[
'reco_passed_no_clones'] += 1
in_combo.append(tmax_34)
is_reconstructed_no_clones = 1
# For reconstructed tracks
if is_reconstructed == 0:
continue
metrics['reco_frac_tot'] += [frac_tot]
# Momentum
Pz = hits['Pz']
Px = hits['Px']
Py = hits['Py']
p, px, py, pz = getPtruthFirst(sTree, tmax_tot)
pt = math.sqrt(px**2 + py**2)
Z_true = []
X_true = []
Y_true = []
for ahit in sTree.strawtubesPoint:
if ahit.GetTrackID() == tmax_tot:
az, ax, ay = ahit.GetZ(), ahit.GetX(), ahit.GetY()
Z_true.append(az)
X_true.append(ax)
Y_true.append(ay)
metrics['reco_mc_p'] += [p]
h['TracksPassed_p'].Fill(p, 1)
# Direction
Z = hits['Z'][(hits['TrackID'] == tmax_tot) * is_before]
X = hits['X'][(hits['TrackID'] == tmax_tot) * is_before]
Y = hits['Y'][(hits['TrackID'] == tmax_tot) * is_before]
Z = Z - Z[0]
X = X - X[0]
Y = Y - Y[0]
R = numpy.sqrt(X**2 + Y**2 + Z**2)
Theta = numpy.arccos(Z[1:] / R[1:])
theta = numpy.mean(Theta)
metrics['reco_mc_theta'] += [theta]
h['n_hits_reco_y12'].Fill(n_hits_y12)
h['n_hits_reco_stereo12'].Fill(n_hits_stereo12)
h['n_hits_reco_12'].Fill(n_hits_12)
h['n_hits_reco_y34'].Fill(n_hits_y34)
h['n_hits_reco_stereo34'].Fill(n_hits_stereo34)
h['n_hits_reco_34'].Fill(n_hits_34)
h['n_hits_reco'].Fill(n_hits_tot)
h['n_hits_y12'].Fill(p, n_hits_y12)
h['n_hits_stereo12'].Fill(p, n_hits_stereo12)
h['n_hits_12'].Fill(p, n_hits_12)
h['n_hits_y34'].Fill(p, n_hits_y34)
h['n_hits_stereo34'].Fill(p, n_hits_stereo34)
h['n_hits_34'].Fill(p, n_hits_34)
h['n_hits_total'].Fill(p, n_hits_tot)
h['frac_y12'].Fill(p, frac_y12)
h['frac_stereo12'].Fill(p, frac_stereo12)
h['frac_12'].Fill(p, frac_12)
h['frac_y34'].Fill(p, frac_y34)
h['frac_stereo34'].Fill(p, frac_stereo34)
h['frac_34'].Fill(p, frac_34)
h['frac_total'].Fill(p, frac_tot)
h['frac_y12_dist'].Fill(frac_y12)
h['frac_stereo12_dist'].Fill(frac_stereo12)
h['frac_12_dist'].Fill(frac_12)
h['frac_y34_dist'].Fill(frac_y34)
h['frac_stereo34_dist'].Fill(frac_stereo34)
h['frac_34_dist'].Fill(frac_34)
h['frac_total_dist'].Fill(frac_tot)
# Fitted track
thetrack = sTree.FitTracks[i_track]
fitStatus = thetrack.getFitStatus()
thetrack.prune(
"CFL"
) # http://sourceforge.net/p/genfit/code/HEAD/tree/trunk/core/include/Track.h#l280
nmeas = fitStatus.getNdf()
pval = fitStatus.getPVal()
chi2 = fitStatus.getChi2() / nmeas
metrics['fitted_pval'] += [pval]
metrics['fitted_chi'] += [chi2]
h['chi2fittedtracks'].Fill(chi2)
h['pvalfittedtracks'].Fill(pval)
try:
fittedState = thetrack.getFittedState()
fittedMom = fittedState.getMomMag()
fittedMom = fittedMom #*int(charge)
px_fit, py_fit, pz_fit = fittedState.getMom().x(
), fittedState.getMom().y(), fittedState.getMom().z()
p_fit = fittedMom
pt_fit = math.sqrt(px_fit**2 + py_fit**2)
metrics['fitted_p'] += [p_fit]
perr = (p - p_fit) / p
h['ptrue-p/ptrue'].Fill(perr)
h['perr'].Fill(p, perr)
h['perr_direction'].Fill(numpy.rad2deg(theta), perr)
pterr = (pt - pt_fit) / pt
h['pttrue-pt/pttrue'].Fill(pterr)
pxerr = (px - px_fit) / px
h['pxtrue-px/pxtrue'].Fill(pxerr)
pyerr = (py - py_fit) / py
h['pytrue-py/pytrue'].Fill(pyerr)
pzerr = (pz - pz_fit) / pz
h['pztrue-pz/pztrue'].Fill(pzerr)
if math.fabs(p) > 0.0:
h['pvspfitted'].Fill(p, fittedMom)
fittedtrackDir = fittedState.getDir()
fittedx = math.degrees(math.acos(fittedtrackDir[0]))
fittedy = math.degrees(math.acos(fittedtrackDir[1]))
fittedz = math.degrees(math.acos(fittedtrackDir[2]))
fittedmass = fittedState.getMass()
h['momentumfittedtracks'].Fill(fittedMom)
h['xdirectionfittedtracks'].Fill(fittedx)
h['ydirectionfittedtracks'].Fill(fittedy)
h['zdirectionfittedtracks'].Fill(fittedz)
h['massfittedtracks'].Fill(fittedmass)
metrics['fitted_x'] += [fittedx]
metrics['fitted_y'] += [fittedy]
metrics['fitted_z'] += [fittedz]
metrics['fitted_mass'] += [fittedmass]
Z_fit = []
X_fit = []
Y_fit = []
for az in Z_true:
rc, pos, mom = extrapolateToPlane(thetrack, az)
Z_fit.append(pos.Z())
X_fit.append(pos.X())
Y_fit.append(pos.Y())
for i in range(len(Z_true)):
xerr = abs(X_fit[i] - X_true[i])
yerr = abs(Y_fit[i] - Y_true[i])
h['abs(x - x-true)'].Fill(xerr)
h['abs(y - y-true)'].Fill(yerr)
rmse_x = numpy.sqrt(
numpy.mean((numpy.array(X_fit) - numpy.array(X_true))**2))
rmse_y = numpy.sqrt(
numpy.mean((numpy.array(Y_fit) - numpy.array(Y_true))**2))
h['rmse_x'].Fill(rmse_x)
h['rmse_y'].Fill(rmse_y)
except:
print("Problem with fitted state.")
h['Reco_tracks'].Fill("N total", n_tracks)
h['Reco_tracks'].Fill("N recognized tracks", n_recognized)
h['Reco_tracks'].Fill("N clones", n_clones)
h['Reco_tracks'].Fill("N ghosts", n_ghosts)
h['Reco_tracks'].Fill("N others", n_others)
############################################# Save hists #########################################################
save_hists(h, output_file)
return metrics
trajFilter.SetVertexCut(-20*u.m, -20*u.m,ship_geo.target.z0-1*u.m, 20*u.m, 20*u.m, 200.*u.m)
trajFilter.SetMomentumCutP(0.1*u.GeV)
trajFilter.SetEnergyCut(0., 400.*u.GeV)
trajFilter.SetStorePrimaries(ROOT.kTRUE)
trajFilter.SetStoreSecondaries(ROOT.kTRUE)
# The VMC sets the fields using the "/mcDet/setIsLocalMagField true" option in "gconfig/g4config.in"
import geomGeant4
# geomGeant4.setMagnetField() # replaced by VMC, only has effect if /mcDet/setIsLocalMagField false
# Define extra VMC B fields not already set by the geometry definitions, e.g. a global field,
# any field maps, or defining if any volumes feel only the local or local+global field.
# For now, just keep the fields already defined by the C++ code, i.e comment out the fieldMaker
if charm == 0: # charm and muflux testbeam not yet updated for using the new bfield interface
if hasattr(ship_geo.Bfield,"fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ship_geo, '', True)
# Print VMC fields and associated geometry objects
if debug > 0:
geomGeant4.printVMCFields()
geomGeant4.printWeightsandFields(onlyWithField = True,\
exclude=['DecayVolume','Tr1','Tr2','Tr3','Tr4','Veto','Ecal','Hcal','MuonDetector','SplitCal'])
# Plot the field example
#fieldMaker.plotField(1, ROOT.TVector3(-9000.0, 6000.0, 50.0), ROOT.TVector3(-300.0, 300.0, 6.0), 'Bzx.png')
#fieldMaker.plotField(2, ROOT.TVector3(-9000.0, 6000.0, 50.0), ROOT.TVector3(-400.0, 400.0, 6.0), 'Bzy.png')
if inactivateMuonProcesses :
ROOT.gROOT.ProcessLine('#include "Geant4/G4ProcessTable.hh"')
mygMC = ROOT.TGeant4.GetMC()
mygMC.ProcessGeantCommand("/process/inactivate muPairProd")
mygMC.ProcessGeantCommand("/process/inactivate muBrems")
gFairBaseContFact = ROOT.FairBaseContFact(
) # required by change to FairBaseContFact to avoid TList::Clear errors
run = ROOT.FairRunSim()
run.SetName("TGeant4") # Transport engine
run.SetOutputFile("dummy") # Output file
run.SetUserConfig(
"g4Config_basic.C"
) # geant4 transport not used, only needed for creating VMC field
rtdb = run.GetRuntimeDb()
# -----Create geometry----------------------------------------------
modules = shipDet_conf.configure(run, ShipGeo)
run.Init()
import geomGeant4
if hasattr(ShipGeo.Bfield, "fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ShipGeo.Bfield.fieldMap,
ShipGeo.Bfield.z, True)
# make global variables
builtin.debug = debug
builtin.pidProton = pidProton
builtin.withT0 = withT0
builtin.realPR = realPR
builtin.vertexing = vertexing
builtin.ecalGeoFile = ecalGeoFile
builtin.ShipGeo = ShipGeo
builtin.modules = modules
builtin.EcalDebugDraw = EcalDebugDraw
builtin.withNoStrawSmearing = withNoStrawSmearing
builtin.h = h
builtin.log = log
iEvent = 0
def run_track_pattern_recognition(input_file, geo_file, output_file, method):
"""
Runs all steps of track pattern recognition.
Parameters
----------
input_file : string
Path to an input .root file with events.
geo_file : string
Path to a file with SHiP geometry.
output_file : string
Path to an output .root file with quality plots.
method : string
Name of a track pattern recognition method.
"""
############################################# Load SHiP geometry ###################################################
# Check geo file
try:
fgeo = ROOT.TFile(geo_file)
except:
print "An error with opening the ship geo file."
raise
sGeo = fgeo.FAIRGeom
# Prepare ShipGeo dictionary
if not fgeo.FindKey('ShipGeo'):
if sGeo.GetVolume('EcalModule3') :
ecalGeoFile = "ecal_ellipse6x12m2.geo"
else:
ecalGeoFile = "ecal_ellipse5x10m2.geo"
if dy:
ShipGeo = ConfigRegistry.loadpy("$FAIRSHIP/geometry/geometry_config.py", Yheight = dy, EcalGeoFile = ecalGeoFile)
else:
ShipGeo = ConfigRegistry.loadpy("$FAIRSHIP/geometry/geometry_config.py", EcalGeoFile = ecalGeoFile)
else:
upkl = Unpickler(fgeo)
ShipGeo = upkl.load('ShipGeo')
# Globals
builtin.ShipGeo = ShipGeo
############################################# Load SHiP modules ####################################################
import shipDet_conf
run = ROOT.FairRunSim()
run.SetName("TGeant4") # Transport engine
run.SetOutputFile("dummy") # Output file
run.SetUserConfig("g4Config_basic.C") # geant4 transport not used, only needed for the mag field
rtdb = run.GetRuntimeDb()
modules = shipDet_conf.configure(run,ShipGeo)
run.Init()
#run = ROOT.FairRunSim()
#modules = shipDet_conf.configure(run,ShipGeo)
######################################### Load SHiP magnetic field #################################################
import geomGeant4
if hasattr(ShipGeo.Bfield,"fieldMap"):
fieldMaker = geomGeant4.addVMCFields(ShipGeo, '', True, withVirtualMC = False)
else:
print "no fieldmap given, geofile too old, not anymore support"
exit(-1)
sGeo = fgeo.FAIRGeom
geoMat = ROOT.genfit.TGeoMaterialInterface()
ROOT.genfit.MaterialEffects.getInstance().init(geoMat)
bfield = ROOT.genfit.FairShipFields()
bfield.setField(fieldMaker.getGlobalField())
fM = ROOT.genfit.FieldManager.getInstance()
fM.init(bfield)
############################################# Load inpur data file #################################################
# Check input file
try:
fn = ROOT.TFile(input_file,'update')
except:
print "An error with opening the input data file."
raise
sTree = fn.cbmsim
sTree.Write()
############################################# Create hists #########################################################
h = init_book_hist()
########################################## Start Track Pattern Recognition #########################################
import shipPatRec
# Init book of hists for the quality measurements
metrics = {'n_hits': [],
'reconstructible': 0,
'passed_y12': 0, 'passed_stereo12': 0, 'passed_12': 0,
'passed_y34': 0, 'passed_stereo34': 0, 'passed_34': 0,
'passed_combined': 0, 'reco_passed': 0, 'reco_passed_no_clones': 0,
'frac_y12': [], 'frac_stereo12': [], 'frac_12': [],
'frac_y34': [], 'frac_stereo34': [], 'frac_34': [],
'reco_frac_tot': [],
'reco_mc_p': [], 'reco_mc_theta': [],
'fitted_p': [], 'fitted_pval': [], 'fitted_chi': [],
'fitted_x': [], 'fitted_y': [], 'fitted_z': [], 'fitted_mass': []}
# Start event loop
nEvents = sTree.GetEntries()
for iEvent in range(nEvents):
if iEvent%1000 == 0:
print 'Event ', iEvent
########################################### Select one event ###################################################
rc = sTree.GetEvent(iEvent)
########################################### Reconstructible tracks #############################################
reconstructible_tracks = getReconstructibleTracks(iEvent, sTree, sGeo, ShipGeo)
metrics['reconstructible'] += len(reconstructible_tracks)
for i_reco in reconstructible_tracks:
h['TracksPassed'].Fill("Reconstructible tracks", 1)
h['TracksPassedU'].Fill("Reconstructible tracks", 1)
in_y12 = []
in_stereo12 = []
in_12 = []
in_y34 = []
in_stereo34 = []
in_34 = []
in_combo = []
found_track_ids = []
n_tracks = len(reconstructible_tracks)
n_recognized = 0
n_clones = 0
n_ghosts = 0
n_others = 0
min_eff = 0.
########################################## Recognized tracks ###################################################
nTracklets = sTree.Tracklets.GetEntriesFast()
for i_track in range(nTracklets):
atracklet = sTree.Tracklets[i_track]
if atracklet.getType() != 1: # this is a not full track (tracklet)
continue
atrack = atracklet.getList()
if atrack.size() == 0:
continue
hits = {'X': [], 'Y': [], 'Z': [],
'DetID': [], 'TrackID': [],
'Pz': [], 'Px': [], 'Py': [],
'dist2Wire': [], 'Pdg': []}
for ihit in atrack:
ahit = sTree.strawtubesPoint[ihit]
hits['X'] += [ahit.GetX()]
hits['Y'] += [ahit.GetY()]
hits['Z'] += [ahit.GetZ()]
hits['DetID'] += [ahit.GetDetectorID()]
hits['TrackID'] += [ahit.GetTrackID()]
hits['Pz'] += [ahit.GetPz()]
hits['Px'] += [ahit.GetPx()]
hits['Py'] += [ahit.GetPy()]
hits['dist2Wire'] += [ahit.dist2Wire()]
hits['Pdg'] += [ahit.PdgCode()]
# List to numpy arrays
for key in hits.keys():
hits[key] = numpy.array(hits[key])
# Decoding
statnb, vnb, pnb, lnb, snb = decodeDetectorID(hits['DetID'])
is_stereo = ((vnb == 1) + (vnb == 2))
is_y = ((vnb == 0) + (vnb == 3))
is_before = ((statnb == 1) + (statnb == 2))
is_after = ((statnb == 3) + (statnb == 4))
# Metrics
metrics['n_hits'] += [get_n_hits(hits['TrackID'])]
# Tracks passed
frac_y12, tmax_y12 = fracMCsame(hits['TrackID'][is_before * is_y])
n_hits_y12 = get_n_hits(hits['TrackID'][is_before * is_y])
frac_stereo12, tmax_stereo12 = fracMCsame(hits['TrackID'][is_before * is_stereo])
n_hits_stereo12 = get_n_hits(hits['TrackID'][is_before * is_stereo])
frac_12, tmax_12 = fracMCsame(hits['TrackID'][is_before])
n_hits_12 = get_n_hits(hits['TrackID'][is_before])
frac_y34, tmax_y34 = fracMCsame(hits['TrackID'][is_after * is_y])
n_hits_y34 = get_n_hits(hits['TrackID'][is_after * is_y])
frac_stereo34, tmax_stereo34 = fracMCsame(hits['TrackID'][is_after * is_stereo])
n_hits_stereo34 = get_n_hits(hits['TrackID'][is_after * is_stereo])
frac_34, tmax_34 = fracMCsame(hits['TrackID'][is_after])
n_hits_34 = get_n_hits(hits['TrackID'][is_after])
frac_tot, tmax_tot = fracMCsame(hits['TrackID'])
n_hits_tot = get_n_hits(hits['TrackID'])
if tmax_y12 == tmax_stereo12 and tmax_y12 == tmax_y34 and tmax_y12 == tmax_stereo34:
if frac_y12 >= min_eff and frac_stereo12 >= min_eff and frac_y34 >= min_eff and frac_stereo34 >= min_eff:
if tmax_y12 in reconstructible_tracks and tmax_y12 not in found_track_ids:
n_recognized += 1
found_track_ids.append(tmax_y12)
elif tmax_y12 in reconstructible_tracks and tmax_y12 in found_track_ids:
n_clones += 1
elif tmax_y12 not in reconstructible_tracks:
n_others += 1
else:
n_ghosts += 1
else:
n_ghosts += 1
is_reconstructed = 0
is_reconstructed_no_clones = 0
if tmax_y12 in reconstructible_tracks:
metrics['passed_y12'] += 1
metrics['frac_y12'] += [frac_y12]
h['TracksPassed'].Fill("Y view station 1&2", 1)
if tmax_y12 not in in_y12:
h['TracksPassedU'].Fill("Y view station 1&2", 1)
in_y12.append(tmax_y12)
if tmax_stereo12 == tmax_y12:
metrics['passed_stereo12'] += 1
metrics['frac_stereo12'] += [frac_stereo12]
h['TracksPassed'].Fill("Stereo station 1&2", 1)
if tmax_stereo12 not in in_stereo12:
h['TracksPassedU'].Fill("Stereo station 1&2", 1)
in_stereo12.append(tmax_stereo12)
if tmax_12 == tmax_y12:
metrics['passed_12'] += 1
metrics['frac_12'] += [frac_12]
h['TracksPassed'].Fill("station 1&2", 1)
if tmax_12 not in in_12:
h['TracksPassedU'].Fill("station 1&2", 1)
in_12.append(tmax_12)
if tmax_y34 in reconstructible_tracks:
metrics['passed_y34'] += 1
metrics['frac_y34'] += [frac_y34]
h['TracksPassed'].Fill("Y view station 3&4", 1)
if tmax_y34 not in in_y34:
h['TracksPassedU'].Fill("Y view station 3&4", 1)
in_y34.append(tmax_y34)
if tmax_stereo34 == tmax_y34:
metrics['passed_stereo34'] += 1
metrics['frac_stereo34'] += [frac_stereo34]
h['TracksPassed'].Fill("Stereo station 3&4", 1)
if tmax_stereo34 not in in_stereo34:
h['TracksPassedU'].Fill("Stereo station 3&4", 1)
in_stereo34.append(tmax_stereo34)
if tmax_34 == tmax_y34:
metrics['passed_34'] += 1
metrics['frac_34'] += [frac_34]
h['TracksPassed'].Fill("station 3&4", 1)
if tmax_34 not in in_34:
h['TracksPassedU'].Fill("station 3&4", 1)
in_34.append(tmax_34)
if tmax_12 == tmax_34:
metrics['passed_combined'] += 1
h['TracksPassed'].Fill("Combined stations 1&2/3&4", 1)
metrics['reco_passed'] += 1
is_reconstructed = 1
if tmax_34 not in in_combo:
h['TracksPassedU'].Fill("Combined stations 1&2/3&4", 1)
metrics['reco_passed_no_clones'] += 1
in_combo.append(tmax_34)
is_reconstructed_no_clones = 1
# For reconstructed tracks
if is_reconstructed == 0:
continue
metrics['reco_frac_tot'] += [frac_tot]
# Momentum
Pz = hits['Pz']
Px = hits['Px']
Py = hits['Py']
p, px, py, pz = getPtruthFirst(sTree, tmax_tot)
pt = math.sqrt(px**2 + py**2)
Z_true = []
X_true = []
Y_true = []
for ahit in sTree.strawtubesPoint:
if ahit.GetTrackID() == tmax_tot:
az, ax, ay = ahit.GetZ(),ahit.GetX(),ahit.GetY()
Z_true.append(az)
X_true.append(ax)
Y_true.append(ay)
metrics['reco_mc_p'] += [p]
h['TracksPassed_p'].Fill(p, 1)
# Direction
Z = hits['Z'][(hits['TrackID'] == tmax_tot) * is_before]
X = hits['X'][(hits['TrackID'] == tmax_tot) * is_before]
Y = hits['Y'][(hits['TrackID'] == tmax_tot) * is_before]
Z = Z - Z[0]
X = X - X[0]
Y = Y - Y[0]
R = numpy.sqrt(X**2 + Y**2 + Z**2)
Theta = numpy.arccos(Z[1:] / R[1:])
theta = numpy.mean(Theta)
metrics['reco_mc_theta'] += [theta]
h['n_hits_reco_y12'].Fill(n_hits_y12)
h['n_hits_reco_stereo12'].Fill(n_hits_stereo12)
h['n_hits_reco_12'].Fill(n_hits_12)
h['n_hits_reco_y34'].Fill(n_hits_y34)
h['n_hits_reco_stereo34'].Fill(n_hits_stereo34)
h['n_hits_reco_34'].Fill(n_hits_34)
h['n_hits_reco'].Fill(n_hits_tot)
h['n_hits_y12'].Fill(p, n_hits_y12)
h['n_hits_stereo12'].Fill(p, n_hits_stereo12)
h['n_hits_12'].Fill(p, n_hits_12)
h['n_hits_y34'].Fill(p, n_hits_y34)
h['n_hits_stereo34'].Fill(p, n_hits_stereo34)
h['n_hits_34'].Fill(p, n_hits_34)
h['n_hits_total'].Fill(p, n_hits_tot)
h['frac_y12'].Fill(p, frac_y12)
h['frac_stereo12'].Fill(p, frac_stereo12)
h['frac_12'].Fill(p, frac_12)
h['frac_y34'].Fill(p, frac_y34)
h['frac_stereo34'].Fill(p, frac_stereo34)
h['frac_34'].Fill(p, frac_34)
h['frac_total'].Fill(p, frac_tot)
h['frac_y12_dist'].Fill(frac_y12)
h['frac_stereo12_dist'].Fill(frac_stereo12)
h['frac_12_dist'].Fill(frac_12)
h['frac_y34_dist'].Fill(frac_y34)
h['frac_stereo34_dist'].Fill(frac_stereo34)
h['frac_34_dist'].Fill(frac_34)
h['frac_total_dist'].Fill(frac_tot)
# Fitted track
thetrack = sTree.FitTracks[i_track]
fitStatus = thetrack.getFitStatus()
thetrack.prune("CFL") # http://sourceforge.net/p/genfit/code/HEAD/tree/trunk/core/include/Track.h#l280
nmeas = fitStatus.getNdf()
pval = fitStatus.getPVal()
chi2 = fitStatus.getChi2() / nmeas
metrics['fitted_pval'] += [pval]
metrics['fitted_chi'] += [chi2]
h['chi2fittedtracks'].Fill(chi2)
h['pvalfittedtracks'].Fill(pval)
try:
fittedState = thetrack.getFittedState()
fittedMom = fittedState.getMomMag()
fittedMom = fittedMom #*int(charge)
px_fit,py_fit,pz_fit = fittedState.getMom().x(),fittedState.getMom().y(),fittedState.getMom().z()
p_fit = fittedMom
pt_fit = math.sqrt(px_fit**2 + py_fit**2)
metrics['fitted_p'] += [p_fit]
perr = (p - p_fit) / p
h['ptrue-p/ptrue'].Fill(perr)
h['perr'].Fill(p, perr)
h['perr_direction'].Fill(numpy.rad2deg(theta), perr)
pterr = (pt - pt_fit) / pt
h['pttrue-pt/pttrue'].Fill(pterr)
pxerr = (px - px_fit) / px
h['pxtrue-px/pxtrue'].Fill(pxerr)
pyerr = (py - py_fit) / py
h['pytrue-py/pytrue'].Fill(pyerr)
pzerr = (pz - pz_fit) / pz
h['pztrue-pz/pztrue'].Fill(pzerr)
if math.fabs(p) > 0.0 :
h['pvspfitted'].Fill(p, fittedMom)
fittedtrackDir = fittedState.getDir()
fittedx=math.degrees(math.acos(fittedtrackDir[0]))
fittedy=math.degrees(math.acos(fittedtrackDir[1]))
fittedz=math.degrees(math.acos(fittedtrackDir[2]))
fittedmass = fittedState.getMass()
h['momentumfittedtracks'].Fill(fittedMom)
h['xdirectionfittedtracks'].Fill(fittedx)
h['ydirectionfittedtracks'].Fill(fittedy)
h['zdirectionfittedtracks'].Fill(fittedz)
h['massfittedtracks'].Fill(fittedmass)
metrics['fitted_x'] += [fittedx]
metrics['fitted_y'] += [fittedy]
metrics['fitted_z'] += [fittedz]
metrics['fitted_mass'] += [fittedmass]
Z_fit = []
X_fit = []
Y_fit = []
for az in Z_true:
rc,pos,mom = extrapolateToPlane(thetrack, az)
Z_fit.append(pos.Z())
X_fit.append(pos.X())
Y_fit.append(pos.Y())
for i in range(len(Z_true)):
xerr = abs(X_fit[i] - X_true[i])
yerr = abs(Y_fit[i] - Y_true[i])
h['abs(x - x-true)'].Fill(xerr)
h['abs(y - y-true)'].Fill(yerr)
rmse_x = numpy.sqrt(numpy.mean((numpy.array(X_fit) - numpy.array(X_true))**2))
rmse_y = numpy.sqrt(numpy.mean((numpy.array(Y_fit) - numpy.array(Y_true))**2))
h['rmse_x'].Fill(rmse_x)
h['rmse_y'].Fill(rmse_y)
except:
print "Problem with fitted state."
h['Reco_tracks'].Fill("N total", n_tracks)
h['Reco_tracks'].Fill("N recognized tracks", n_recognized)
h['Reco_tracks'].Fill("N clones", n_clones)
h['Reco_tracks'].Fill("N ghosts", n_ghosts)
h['Reco_tracks'].Fill("N others", n_others)
############################################# Save hists #########################################################
save_hists(h, output_file)
return metrics