def makeMCInfo(self, event):
verbose = getattr(self.cfg_ana, 'verbose', False)
rawGenParticles = self.mchandles['genParticles'].product()
good = []; keymap = {};
allGenParticles = []
for rawIndex,p in enumerate(rawGenParticles):
if self.makeAllGenParticles: allGenParticles.append(p)
id = abs(p.pdgId())
status = p.status()
# particles must be status > 2, except for prompt leptons, photons, neutralinos
if status <= 2:
if ((id not in self.stableBSMParticleIds) and
(id not in [11,12,13,14,15,16,22] or not isNotFromHadronicShower(p))):
continue
# a particle must not be decaying into itself
#print " test %6d : %+8d %3d : %8.2f %+5.2f %+5.2f : %d %d : %+8d {%6d}: %s" % ( rawIndex,
# p.pdgId(), p.status(), p.pt(), p.eta(), p.phi(), p.numberOfMothers(), p.numberOfDaughters(),
# p.motherRef(0).pdgId() if p.numberOfMothers() > 0 else -999, p.motherRef(0).key() if p.numberOfMothers() > 0 else -999,
# " ".join("%d[%d]" % (p.daughter(i).pdgId(), p.daughter(i).status()) for i in xrange(p.numberOfDaughters())))
if id in self.savePreFSRParticleIds:
# for light objects, we want them pre-radiation
if any((p.mother(j).pdgId() == p.pdgId()) for j in xrange(p.numberOfMothers())):
#print " fail auto-decay"
continue
else:
# everything else, we want it after radiation, i.e. just before decay
if any((p.daughter(j).pdgId() == p.pdgId() and p.daughter(j).status() > 2) for j in xrange(p.numberOfDaughters())):
#print " fail auto-decay"
continue
# FIXME find a better criterion to discard there
if status == 71:
#drop QCD radiation with unclear parentage
continue
# is it an interesting particle?
ok = False
if interestingPdgId(id):
#print " pass pdgId"
ok = True
### no: we don't select by decay, so that we keep the particle summary free of incoming partons and such
# if not ok and any(interestingPdgId(d.pdgId()) for d in realGenDaughters(p)):
# #print " pass dau"
# ok = True
if not ok:
for mom in realGenMothers(p):
if interestingPdgId(mom.pdgId()) or (getattr(mom,'rawIndex',-1) in keymap):
#print " interesting mom"
# exclude extra x from p -> p + x
if not any(mom.daughter(j2).pdgId() == mom.pdgId() for j2 in xrange(mom.numberOfDaughters())):
#print " pass no-self-decay"
ok = True
# Account for generator feature with Higgs decaying to itself with same four-vector but no daughters
elif mom.pdgId() == 25 and any(mom.daughter(j2).pdgId() == 25 and mom.daughter(j2).numberOfDaughters()==0 for j2 in range(mom.numberOfDaughters())):
ok = True
if abs(mom.pdgId()) == 15:
# if we're a tau daughter we're status 2
# if we passed all the previous steps, then we're a prompt lepton
# so we'd like to be included
ok = True
if not ok and p.pt() > 10 and id in [1,2,3,4,5,21,22] and any(interestingPdgId(d.pdgId()) for d in realGenDaughters(mom)):
# interesting for being a parton brother of an interesting particle (to get the extra jets in ME+PS)
ok = True
if not ok and id in [11, 13, 15] and abs(mom.pdgId()) in [1,2,3,4,5,21]:
# Lepton e.g. in off-shell DY with the mother being one of the incoming partons
ok = True
if ok:
gp = p
gp.rawIndex = rawIndex # remember its index, so that we can set the mother index later
keymap[rawIndex] = len(good)
good.append(gp)
# connect mother links
for igp,gp in enumerate(good):
gp.motherIndex = -1
gp.sourceId = 99
gp.genSummaryIndex = igp
ancestor = None if gp.numberOfMothers() == 0 else gp.motherRef(0)
while ancestor != None and ancestor.isNonnull():
if ancestor.key() in keymap:
gp.motherIndex = keymap[ancestor.key()]
if ancestor.pdgId() != good[gp.motherIndex].pdgId():
print "Error keying %d: motherIndex %d, ancestor.pdgId %d, good[gp.motherIndex].pdgId() %d " % (igp, gp.motherIndex, ancestor.pdgId(), good[gp.motherIndex].pdgId())
break
ancestor = None if ancestor.numberOfMothers() == 0 else ancestor.motherRef(0)
if abs(gp.pdgId()) not in [1,2,3,4,5,11,12,13,14,15,16,21]:
gp.sourceId = gp.pdgId()
if gp.motherIndex != -1:
ancestor = good[gp.motherIndex]
if ancestor.sourceId != 99 and (ancestor.mass() > gp.mass() or gp.sourceId == 99):
gp.sourceId = ancestor.sourceId
event.generatorSummary = good
# add the ID of the mother to be able to recreate last decay chains
for ip,p in enumerate(good):
moms = realGenMothers(p)
if len(moms)==0:
p.motherId = 0
p.grandmotherId = 0
elif len(moms)==1:
p.motherId = moms[0].pdgId()
gmoms = realGenMothers(moms[0])
p.grandmotherId = (gmoms[0].pdgId() if len(gmoms)==1 else (0 if len(gmoms)==0 else -9999))
else:
#print " unclear what mothers to give to this particle, among "," ".join("%d[%d]" % (m.pdgId(),m.status()) for m in moms)
p.motherId = -9999
p.grandmotherId = -9999
if verbose:
print "%3d {%6d}: %+8d %3d : %8.2f %+5.2f %+5.2f : %d %2d : %+8d {%3d}: %s" % ( ip,p.rawIndex,
p.pdgId(), p.status(), p.pt(), p.eta(), p.phi(), len(moms), p.numberOfDaughters(),
p.motherId, p.motherIndex,
" ".join("%d[%d]" % (p.daughter(i).pdgId(), p.daughter(i).status()) for i in xrange(p.numberOfDaughters())))
if verbose:
print "\n\n"
if self.makeAllGenParticles:
event.genParticles = allGenParticles
if self.makeSplittedGenLists:
event.genHiggsBosons = []
event.genVBosons = []
event.gennus = []
event.gennusFromTop = []
event.genleps = []
event.gentauleps = []
event.gentaus = []
event.gentopquarks = []
event.genbquarks = []
event.genwzquarks = []
event.genbquarksFromTop = []
event.genbquarksFromH = []
event.genlepsFromTop = []
for p in event.generatorSummary:
id = abs(p.pdgId())
if id == 25:
event.genHiggsBosons.append(p)
elif id in {23,24}:
event.genVBosons.append(p)
elif id in {12,14,16}:
event.gennus.append(p)
momids = [(m, abs(m.pdgId())) for m in realGenMothers(p)]
#have a look at the lepton mothers
for mom, momid in momids:
#lepton from W
if momid == 24:
wmomids = [abs(m.pdgId()) for m in realGenMothers(mom)]
#W from t
if 6 in wmomids:
#save mu,e from t->W->mu/e
event.gennusFromTop.append(p)
elif id in {11,13}:
#taus to separate vector
if abs(p.motherId) == 15:
event.gentauleps.append(p)
#all muons and electrons
else:
event.genleps.append(p)
momids = [(m, abs(m.pdgId())) for m in realGenMothers(p)]
#have a look at the lepton mothers
for mom, momid in momids:
#lepton from W
if momid == 24:
wmomids = [abs(m.pdgId()) for m in realGenMothers(mom)]
#W from t
if 6 in wmomids:
#save mu,e from t->W->mu/e
event.genlepsFromTop.append(p)
elif id == 15:
if self.allGenTaus or not any([abs(d.pdgId()) in {11,13} for d in realGenDaughters(p)]):
event.gentaus.append(p)
elif id == 6:
event.gentopquarks.append(p)
elif id == 5:
event.genbquarks.append(p)
momids = [abs(m.pdgId()) for m in realGenMothers(p)]
if 6 in momids: event.genbquarksFromTop.append(p)
if 25 in momids: event.genbquarksFromH.append(p)
if id <= 5 and any([abs(m.pdgId()) in {23,24} for m in realGenMothers(p)]):
event.genwzquarks.append(p)
def makeMCInfo(self, event):
verbose = getattr(self.cfg_ana, 'verbose', False)
rawGenParticles = self.mchandles['genParticles'].product()
good = []
keymap = {}
allGenParticles = []
for rawIndex, p in enumerate(rawGenParticles):
if self.makeAllGenParticles: allGenParticles.append(p)
id = abs(p.pdgId())
status = p.status()
# particles must be status > 2, except for prompt leptons, photons, neutralinos
if status <= 2:
if ((id not in self.stableBSMParticleIds)
and (id not in [11, 12, 13, 14, 15, 16, 22]
or not isNotFromHadronicShower(p))):
continue
# a particle must not be decaying into itself
#print " test %6d : %+8d %3d : %8.2f %+5.2f %+5.2f : %d %d : %+8d {%6d}: %s" % ( rawIndex,
# p.pdgId(), p.status(), p.pt(), p.eta(), p.phi(), p.numberOfMothers(), p.numberOfDaughters(),
# p.motherRef(0).pdgId() if p.numberOfMothers() > 0 else -999, p.motherRef(0).key() if p.numberOfMothers() > 0 else -999,
# " ".join("%d[%d]" % (p.daughter(i).pdgId(), p.daughter(i).status()) for i in xrange(p.numberOfDaughters())))
if id in self.savePreFSRParticleIds:
# for light objects, we want them pre-radiation
if any((p.mother(j).pdgId() == p.pdgId())
for j in xrange(p.numberOfMothers())):
#print " fail auto-decay"
continue
else:
# everything else, we want it after radiation, i.e. just before decay
if any((p.daughter(j).pdgId() == p.pdgId()
and p.daughter(j).status() > 2)
for j in xrange(p.numberOfDaughters())):
#print " fail auto-decay"
continue
# FIXME find a better criterion to discard there
if status == 71:
#drop QCD radiation with unclear parentage
continue
# is it an interesting particle?
ok = False
if interestingPdgId(id):
#print " pass pdgId"
ok = True
### no: we don't select by decay, so that we keep the particle summary free of incoming partons and such
# if not ok and any(interestingPdgId(d.pdgId()) for d in realGenDaughters(p)):
# #print " pass dau"
# ok = True
if not ok:
for mom in realGenMothers(p):
if interestingPdgId(mom.pdgId()) or (getattr(
mom, 'rawIndex', -1) in keymap):
#print " interesting mom"
# exclude extra x from p -> p + x
if not any(
mom.daughter(j2).pdgId() == mom.pdgId()
for j2 in xrange(mom.numberOfDaughters())):
#print " pass no-self-decay"
ok = True
# Account for generator feature with Higgs decaying to itself with same four-vector but no daughters
elif mom.pdgId() == 25 and any(
mom.daughter(j2).pdgId() == 25
and mom.daughter(j2).numberOfDaughters() == 0
for j2 in range(mom.numberOfDaughters())):
ok = True
if abs(mom.pdgId()) == 15:
# if we're a tau daughter we're status 2
# if we passed all the previous steps, then we're a prompt lepton
# so we'd like to be included
ok = True
if not ok and p.pt() > 10 and id in [
1, 2, 3, 4, 5, 21, 22
] and any(
interestingPdgId(d.pdgId())
for d in realGenDaughters(mom)):
# interesting for being a parton brother of an interesting particle (to get the extra jets in ME+PS)
ok = True
if ok:
gp = p
gp.rawIndex = rawIndex # remember its index, so that we can set the mother index later
keymap[rawIndex] = len(good)
good.append(gp)
# connect mother links
for igp, gp in enumerate(good):
gp.motherIndex = -1
gp.sourceId = 99
gp.genSummaryIndex = igp
ancestor = None if gp.numberOfMothers() == 0 else gp.motherRef(0)
while ancestor != None and ancestor.isNonnull():
if ancestor.key() in keymap:
gp.motherIndex = keymap[ancestor.key()]
if ancestor.pdgId() != good[gp.motherIndex].pdgId():
print "Error keying %d: motherIndex %d, ancestor.pdgId %d, good[gp.motherIndex].pdgId() %d " % (
igp, gp.motherIndex, ancestor.pdgId(),
good[gp.motherIndex].pdgId())
break
ancestor = None if ancestor.numberOfMothers(
) == 0 else ancestor.motherRef(0)
if abs(gp.pdgId()) not in [
1, 2, 3, 4, 5, 11, 12, 13, 14, 15, 16, 21
]:
gp.sourceId = gp.pdgId()
if gp.motherIndex != -1:
ancestor = good[gp.motherIndex]
if ancestor.sourceId != 99 and (ancestor.mass() > gp.mass()
or gp.sourceId == 99):
gp.sourceId = ancestor.sourceId
event.generatorSummary = good
# add the ID of the mother to be able to recreate last decay chains
for ip, p in enumerate(good):
moms = realGenMothers(p)
if len(moms) == 0:
p.motherId = 0
p.grandmotherId = 0
elif len(moms) == 1:
p.motherId = moms[0].pdgId()
gmoms = realGenMothers(moms[0])
p.grandmotherId = (gmoms[0].pdgId() if len(gmoms) == 1 else
(0 if len(gmoms) == 0 else -9999))
else:
#print " unclear what mothers to give to this particle, among "," ".join("%d[%d]" % (m.pdgId(),m.status()) for m in moms)
p.motherId = -9999
p.grandmotherId = -9999
if verbose:
print "%3d {%6d}: %+8d %3d : %8.2f %+5.2f %+5.2f : %d %2d : %+8d {%3d}: %s" % (
ip, p.rawIndex, p.pdgId(), p.status(), p.pt(), p.eta(),
p.phi(), len(moms), p.numberOfDaughters(), p.motherId,
p.motherIndex, " ".join(
"%d[%d]" %
(p.daughter(i).pdgId(), p.daughter(i).status())
for i in xrange(p.numberOfDaughters())))
if verbose:
print "\n\n"
if self.makeAllGenParticles:
event.genParticles = allGenParticles
if self.makeSplittedGenLists:
event.genHiggsBosons = []
event.genVBosons = []
event.gennus = []
event.genleps = []
event.gentauleps = []
event.gentaus = []
event.gentopquarks = []
event.genbquarks = []
event.genwzquarks = []
event.genbquarksFromTop = []
event.genbquarksFromH = []
event.genlepsFromTop = []
for p in event.generatorSummary:
id = abs(p.pdgId())
if id == 25:
event.genHiggsBosons.append(p)
elif id in {23, 24}:
event.genVBosons.append(p)
elif id in {12, 14, 16}:
event.gennus.append(p)
elif id in {11, 13}:
#taus to separate vector
if abs(p.motherId) == 15:
event.gentauleps.append(p)
#all muons and electrons
else:
event.genleps.append(p)
momids = [(m, abs(m.pdgId()))
for m in realGenMothers(p)]
#have a look at the lepton mothers
for mom, momid in momids:
#lepton from W
if momid == 24:
wmomids = [
abs(m.pdgId()) for m in realGenMothers(mom)
]
#W from t
if 6 in wmomids:
#save mu,e from t->W->mu/e
event.genlepsFromTop.append(p)
elif id == 15:
if self.allGenTaus or not any([
abs(d.pdgId()) in {11, 13}
for d in realGenDaughters(p)
]):
event.gentaus.append(p)
elif id == 6:
event.gentopquarks.append(p)
elif id == 5:
event.genbquarks.append(p)
momids = [abs(m.pdgId()) for m in realGenMothers(p)]
if 6 in momids: event.genbquarksFromTop.append(p)
if 25 in momids: event.genbquarksFromH.append(p)
if id <= 5 and any(
[abs(m.pdgId()) in {23, 24} for m in realGenMothers(p)]):
event.genwzquarks.append(p)
#Add LHE weight info
event.LHE_weights = []
if self.makeLHEweights:
if self.mchandles['LHEweights'].isValid():
for w in self.mchandles['LHEweights'].product().weights():
event.LHE_weights.append(w)