see ChangeLog

ChangeLog

+2021-02-03 Joany Manjarres <joany@cern.ch>
+	* tag MC15JobOptions-01-04-41
+	* add JO 420190
+
 2021-01-26 Cyril Becot <cyril.becot@cern.ch>
 	* rename 399634 (fix m<->p)
 	* tag MC15JobOptions-01-04-40/
@@ -11,7 +15,6 @@
 	* add 420048,420049 
 	* add JetFilterFragment_MaxEta_3p0.py
 
-
 2021-01-21 Joany Manjarres <joany@cern.ch>
 	* tag MC15JobOptions-01-04-37/
 	* add JO 420225-227

share/DSID420xxx/MC15.420190.Herwig7EvtGen_H7UE_MMHT2014lo_gammaj_ptMin35.py

+## Job options file for Herwig 7 for combined photon+jet and QCD 2->2 production
+include("MC15JobOptions/Herwig7_701_H7UE_MMHT2014lo68cl_EvtGen_Common.py")
+
+evgenConfig.description = "Photon+jet production with MMHT2014lo68cl PDF and H7UE tune."
+evgenConfig.generators  = ["Herwig7", "EvtGen"]
+evgenConfig.keywords    = ["photon", "jets", "QCD"]
+evgenConfig.contact     = [ "daniel.rauch@desy.de" ]
+
+## see http://herwig.hepforge.org/tutorials/hardprocess/builtin.html for list of builtin MEs
+cmds = """
+## hard process setup
+insert /Herwig/MatrixElements/SimpleQCD:MatrixElements[0] /Herwig/MatrixElements/MEQCD2to2
+insert /Herwig/MatrixElements/SimpleQCD:MatrixElements[1] /Herwig/MatrixElements/MEGammaJet
+set /Herwig/UnderlyingEvent/MPIHandler:IdenticalToUE 0
+"""
+genSeq.Herwig7.Commands += cmds.splitlines()
+
+## http://herwig.hepforge.org/tutorials/hardprocess/matchbox.html#cuts
+## - I guess JetKtCut is fine, since process is LO anyway (no IR safe parton-level cut needed)
+## - Is it fine to use the PhotonKtCut?
+##   - This comes with a default photon eta range of [-3, +3] -> is this fine? Study bias?
+## - Assuming no photon isolation is needed/wanted
+genSeq.Herwig7.Commands += """
+## cut on photon pT
+set /Herwig/Cuts/PhotonKtCut:MinKT 15.0*GeV
+
+## increase pT of jet cut to match photon cut
+set /Herwig/Cuts/JetKtCut:MinKT 15.0*GeV
+""".splitlines()
+
+include("MC15JobOptions/DirectPhotonFilter.py")
+filtSeq.DirectPhotonFilter.Ptmin = 35000.
+filtSeq.DirectPhotonFilter.Ptmax = 70000.

tag

-MC15JobOptions-01-04-40/
+MC15JobOptions-01-04-41/