import FWCore.ParameterSet.Config as cms

externalLHEProducer = cms.EDProducer("ExternalLHEProducer",
    args = cms.vstring('/cvmfs/cms.cern.ch/phys_generator/gridpacks/UL/13TeV/madgraph/V5_2.6.5/dyellell012j_mll1000to1500_5f_NLO_FXFX/v1/dyellell012j_mll1000to1500_5f_NLO_FXFX_slc7_amd64_gcc700_CMSSW_10_6_19_tarball.tar.xz'),
    nEvents = cms.untracked.uint32(5000),
    generateConcurrently = cms.untracked.bool(True),
    numberOfParameters = cms.uint32(1),
    outputFile = cms.string('cmsgrid_final.lhe'),
    scriptName = cms.FileInPath('GeneratorInterface/LHEInterface/data/run_generic_tarball_cvmfs.sh')
)

# Link to cards:
# https://github.com/cms-sw/genproductions/tree/4550f53cddb7707f6d71b63b9e4adb294dd58767/bin/GenValidation/updated_validation_cards/dy_fxfx_mllbinned/mass_binned

import FWCore.ParameterSet.Config as cms

from Configuration.Generator.Pythia8CommonSettings_cfi import *
from Configuration.Generator.MCTunes2017.PythiaCP5Settings_cfi import *
from Configuration.Generator.Pythia8aMCatNLOSettings_cfi import *
from Configuration.Generator.PSweightsPythia.PythiaPSweightsSettings_cfi import *

generator = cms.EDFilter("Pythia8ConcurrentHadronizerFilter",
    maxEventsToPrint = cms.untracked.int32(1),
    pythiaPylistVerbosity = cms.untracked.int32(1),
    filterEfficiency = cms.untracked.double(1.0),
    pythiaHepMCVerbosity = cms.untracked.bool(False),
    comEnergy = cms.double(13000.),
    PythiaParameters = cms.PSet(
        pythia8CommonSettingsBlock,
        pythia8CP5SettingsBlock,
        pythia8aMCatNLOSettingsBlock,
        pythia8PSweightsSettingsBlock,
        processParameters = cms.vstring(
            'JetMatching:setMad = off',
            'JetMatching:scheme = 1',
            'JetMatching:merge = on',
            'JetMatching:jetAlgorithm = 2',
            'JetMatching:etaJetMax = 999.',
            'JetMatching:coneRadius = 1.',
            'JetMatching:slowJetPower = 1',
            'JetMatching:qCut = 30.', #this is the actual merging scale
            'JetMatching:doFxFx = on',
            'JetMatching:qCutME = 10.',#this must match the ptj cut in the lhe generation step
            'JetMatching:nQmatch = 5', #4 corresponds to 4-flavour scheme (no matching of b-quarks), 5 for 5-flavour scheme
            'JetMatching:nJetMax = 2', #number of partons in born matrix element for highest multiplicity
            'TimeShower:mMaxGamma = 4.0',
        ),
        parameterSets = cms.vstring('pythia8CommonSettings',
                                    'pythia8CP5Settings',
                                    'pythia8aMCatNLOSettings',
                                    'pythia8PSweightsSettings',
                                    'processParameters',
                                    )
    )
)



# Link to generator fragment:
# https://raw.githubusercontent.com/isildakbora/EXO-MC-REQUESTS/master/DYJetToLL_high_mass/Hadronizer_TuneCP5_13TeV_aMCatNLO_FXFX_5f_max2j_dymasstail_LHE_pythia8_cff.py