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diff --git a/src/LHE-FxFx.in b/src/LHE-FxFx.in
--- a/src/LHE-FxFx.in
+++ b/src/LHE-FxFx.in
@@ -1,150 +1,150 @@
##################################################
# Example generator based on LHC parameters
# For FxFx merging with MadGraph5/aMC@NLO
# usage: Herwig read FxFx.in
##################################################
-#read snippets/PPCollider.in
+read snippets/SoftModel.in
##################################################
# Technical parameters for this run
##################################################
cd /Herwig/Generators
set EventGenerator:NumberOfEvents 100000000
set EventGenerator:RandomNumberGenerator:Seed 31122001
set EventGenerator:PrintEvent 1
set EventGenerator:MaxErrors 10000
##################################################################
# Create the Les Houches file handler and reader for FxFx events
##################################################################
cd /Herwig/EventHandlers
library HwFxFx.so
create Herwig::FxFxEventHandler LesHouchesHandler
# set the various step handlers
set LesHouchesHandler:PartonExtractor /Herwig/Partons/PPExtractor
set LesHouchesHandler:HadronizationHandler /Herwig/Hadronization/ClusterHadHandler
set LesHouchesHandler:DecayHandler /Herwig/Decays/DecayHandler
# set the weight option (for MC@NLO)
set LesHouchesHandler:WeightOption VarNegWeight
# set event hander as one to be used
set /Herwig/Generators/EventGenerator:EventHandler /Herwig/EventHandlers/LesHouchesHandler
# Set up an EMPTY CUTS object
# Normally you will have imposed any cuts you want
# when generating the event file and don't want any more
# in particular for POWHEG and MC@NLO you must not apply cuts on the
# the extra jet
create ThePEG::Cuts /Herwig/Cuts/NoCuts
# Create a LH reader specialised for FxFx events
cd /Herwig/EventHandlers
create Herwig::FxFxFileReader FxFxLHReader
insert LesHouchesHandler:FxFxReaders[0] FxFxLHReader
# Create the FxFxHandler for merging with the shower
cd /Herwig/Shower
library HwFxFxHandler.so
create Herwig::FxFxHandler FxFxHandler
set /Herwig/Shower/FxFxHandler:SplittingGenerator /Herwig/Shower/SplittingGenerator
set /Herwig/Shower/FxFxHandler:KinematicsReconstructor /Herwig/Shower/KinematicsReconstructor
set /Herwig/Shower/FxFxHandler:PartnerFinder /Herwig/Shower/PartnerFinder
set /Herwig/EventHandlers/LesHouchesHandler:CascadeHandler /Herwig/Shower/FxFxHandler
###################################################################################
# PDF settings #
# You may wish to use the same PDF as the events were generated with #
###################################################################################
create ThePEG::LHAPDF /Herwig/Partons/LHAPDF ThePEGLHAPDF.so
set /Herwig/Partons/LHAPDF:PDFName NAME_OF_PDF
set /Herwig/Partons/RemnantDecayer:AllowTop Yes
set /Herwig/Partons/LHAPDF:RemnantHandler /Herwig/Partons/HadronRemnants
set /Herwig/Particles/p+:PDF /Herwig/Partons/LHAPDF
set /Herwig/Particles/pbar-:PDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:FirstPDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:SecondPDF /Herwig/Partons/LHAPDF
# We would recommend the shower uses the default PDFs with which it was tuned.
# However it can be argued that the same set as for the sample should be used for
# matched samples, i.e. MC@NLO (and less so POWHEG)
set /Herwig/Shower/ShowerHandler:PDFA /Herwig/Partons/LHAPDF
set /Herwig/Shower/ShowerHandler:PDFB /Herwig/Partons/LHAPDF
# You can in principle also change the PDFs for the remnant extraction and
# multiple scattering. As the generator was tuned with the default values
# this is STRONGLY DISCOURAGED without retuning the MPI parameters
# create the reader and set cuts
set /Herwig/EventHandlers/FxFxLHReader:FileName NAME_OF_FILE #(the file can be compressed (gziped,bziped))
set /Herwig/EventHandlers/FxFxLHReader:WeightWarnings false
set /Herwig/EventHandlers/FxFxLHReader:AllowedToReOpen No
set /Herwig/EventHandlers/FxFxLHReader:InitPDFs 0
set /Herwig/EventHandlers/FxFxLHReader:Cuts /Herwig/Cuts/NoCuts
# option to ensure momentum conservation is O.K. due rounding errors (recommended)
set /Herwig/EventHandlers/FxFxLHReader:MomentumTreatment RescaleEnergy
# set the pdfs
set /Herwig/EventHandlers/FxFxLHReader:PDFA /Herwig/Partons/LHAPDF
set /Herwig/EventHandlers/FxFxLHReader:PDFB /Herwig/Partons/LHAPDF
# if using BSM models with QNUMBER info
#set /Herwig/EventHandlers/FxFxLHReader:QNumbers Yes
#set /Herwig/EventHandlers/FxFxLHReader:Decayer /Herwig/Decays/Mambo
##################################################
# Shower parameters #
##################################################
# normally, especially for POWHEG, you want
# the scale supplied in the event files (SCALUP)
# to be used as a pT veto scale in the parton shower
set /Herwig/Shower/ShowerHandler:MaxPtIsMuF Yes
set /Herwig/Shower/ShowerHandler:RestrictPhasespace Yes
# Shower parameters
# treatment of wide angle radiation
set /Herwig/Shower/PartnerFinder:PartnerMethod Random
set /Herwig/Shower/PartnerFinder:ScaleChoice Partner
# with MC@NLO these parameters are required for consistency of the subtraction terms
set /Herwig/Shower/KinematicsReconstructor:InitialInitialBoostOption LongTransBoost
set /Herwig/Shower/KinematicsReconstructor:ReconstructionOption General
set /Herwig/Shower/KinematicsReconstructor:InitialStateReconOption Rapidity
set /Herwig/Shower/ShowerHandler:SpinCorrelations No
#############################################################
# Set up the FxFxHandler #
#############################################################
cd /Herwig/Shower
set /Herwig/Shower/FxFxHandler:MPIHandler /Herwig/UnderlyingEvent/MPIHandler
set /Herwig/Shower/FxFxHandler:RemDecayer /Herwig/Partons/RemnantDecayer
set /Herwig/Shower/FxFxHandler:ShowerAlpha AlphaQCD
# set the heavy quark decay product vetoing process on/off
set FxFxHandler:HeavyQVeto Yes
# Automatic detection of the hard process (experimental)
set FxFxHandler:HardProcessDetection Automatic
# No. of light jets in maximum-multiplicity FxFx process
set FxFxHandler:njetsmax MAXIMUM_NUMBER_OF_PARTONS_IN_LHE_FILE # Make sure this is set correctly!
# Mimimum parton-parton R-sep used for generation.
set FxFxHandler:drjmin 0
# Recommended key merging parameters below
cd /Herwig/Shower
# turn the Vetoing On or Off completely
set FxFxHandler:VetoIsTurnedOff VetoingIsOn
# merging mode: in this case FxFx:
set FxFxHandler:MergeMode FxFx
# merging scale
set FxFxHandler:ETClus 20*GeV
# jet radius used in clustering in merging.
set FxFxHandler:RClus 1.0
# Max |eta| for jets in clustering in merging.
set FxFxHandler:EtaClusMax 10
# Default 1.5 factor used to decide if a jet matches a parton
# in merging: if DR(parton,jet)<rclusfactor*rclus the parton
# and jet are said to have been matched.
set FxFxHandler:RClusFactor 1.5
##################################################
# LHC physics parameters (override defaults here)
##################################################
# e.g if different top mass used
#set /Herwig/Particles/t:NominalMass 173.0
##################################################
# Save run for later usage with 'Herwig run'
##################################################
cd /Herwig/Generators
saverun LHE-FxFx EventGenerator
diff --git a/src/LHE-MCatNLO.in b/src/LHE-MCatNLO.in
--- a/src/LHE-MCatNLO.in
+++ b/src/LHE-MCatNLO.in
@@ -1,112 +1,112 @@
##################################################
# Example generator based on LHC parameters
# For use with MC@NLO events from MadGraph5/aMC@NLO
# usage: Herwig read LHE.in
##################################################
-#read snippets/PPCollider.in
+read snippets/SoftModel.in
##################################################
# Technical parameters for this run
##################################################
cd /Herwig/Generators
set EventGenerator:NumberOfEvents 10000000
set EventGenerator:RandomNumberGenerator:Seed 31122001
set EventGenerator:DebugLevel 0
set EventGenerator:PrintEvent 10
set EventGenerator:MaxErrors 10000
##################################################
# Create the Les Houches file handler and reader
##################################################
cd /Herwig/EventHandlers
library LesHouches.so
# create the event handler
create ThePEG::LesHouchesEventHandler LesHouchesHandler
# set the various step handlers
set LesHouchesHandler:PartonExtractor /Herwig/Partons/PPExtractor
set LesHouchesHandler:CascadeHandler /Herwig/Shower/ShowerHandler
set LesHouchesHandler:DecayHandler /Herwig/Decays/DecayHandler
set LesHouchesHandler:HadronizationHandler /Herwig/Hadronization/ClusterHadHandler
# set the weight option
set LesHouchesHandler:WeightOption VarNegWeight
# set event hander as one to be used
set /Herwig/Generators/EventGenerator:EventHandler /Herwig/EventHandlers/LesHouchesHandler
# Set up an EMPTY CUTS object
# Normally you will have imposed any cuts you want
# when generating the event file and don't want any more
# in particular for POWHEG and MC@NLO you must not apply cuts on the
# the extra jet
create ThePEG::Cuts /Herwig/Cuts/NoCuts
####################################################################
# PDF settings #
####################################################################
# You may wish to use the same PDF as the events were generated with
create ThePEG::LHAPDF /Herwig/Partons/LHAPDF ThePEGLHAPDF.so
set /Herwig/Partons/LHAPDF:PDFName NAME_OF_PDF
set /Herwig/Partons/RemnantDecayer:AllowTop Yes
set /Herwig/Partons/LHAPDF:RemnantHandler /Herwig/Partons/HadronRemnants
set /Herwig/Particles/p+:PDF /Herwig/Partons/LHAPDF
set /Herwig/Particles/pbar-:PDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:FirstPDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:SecondPDF /Herwig/Partons/LHAPDF
# We would recommend the shower uses the default PDFs with which it was tuned.
# However it can be argued that the same set as for the sample should be used for
# matched samples, i.e. MC@NLO (and less so POWHEG)
#set /Herwig/Shower/ShowerHandler:PDFA /Herwig/Partons/LHAPDF
#set /Herwig/Shower/ShowerHandler:PDFB /Herwig/Partons/LHAPDF
# You can in principle also change the PDFs for the remnant extraction and
# multiple scattering. As the generator was tuned with the default values
# this is STRONGLY DISCOURAGED without retuning the MPI parameters
# create the reader and set cuts
create ThePEG::LesHouchesFileReader LesHouchesReader
set LesHouchesReader:FileName NAME_OF_FILE #(the file can be compressed (gziped,bziped))
set LesHouchesReader:AllowedToReOpen No
set LesHouchesReader:InitPDFs 0
set LesHouchesReader:Cuts /Herwig/Cuts/NoCuts
# option to ensure momentum conservation is O.K. due rounding errors (recommended)
set LesHouchesReader:MomentumTreatment RescaleEnergy
# set the pdfs
set LesHouchesReader:PDFA /Herwig/Partons/LHAPDF
set LesHouchesReader:PDFB /Herwig/Partons/LHAPDF
# if using BSM models with QNUMBER info
#set LesHouchesReader:QNumbers Yes
#set LesHouchesReader:Decayer /Herwig/Decays/Mambo
# and add to handler
insert LesHouchesHandler:LesHouchesReaders 0 LesHouchesReader
##################################################
# Shower parameters
##################################################
# normally, especially for POWHEG, you want
# the scale supplied in the event files (SCALUP)
# to be used as a pT veto scale in the parton shower
set /Herwig/Shower/ShowerHandler:MaxPtIsMuF Yes
set /Herwig/Shower/ShowerHandler:RestrictPhasespace Yes
# Shower parameters
# treatment of wide angle radiation
set /Herwig/Shower/PartnerFinder:PartnerMethod Random
set /Herwig/Shower/PartnerFinder:ScaleChoice Partner
# with MC@NLO these parameters are required for consistency of the subtraction terms
# suggested parameters (give worse physics results with POWHEG)
set /Herwig/Shower/KinematicsReconstructor:InitialInitialBoostOption LongTransBoost
set /Herwig/Shower/KinematicsReconstructor:ReconstructionOption General
set /Herwig/Shower/KinematicsReconstructor:InitialStateReconOption Rapidity
set /Herwig/Shower/ShowerHandler:SpinCorrelations No
##################################################
# LHC physics parameters (override defaults here)
##################################################
# e.g if different top mass used
#set /Herwig/Particles/t:NominalMass 173.0
##################################################
# Save run for later usage with 'Herwig run'
##################################################
cd /Herwig/Generators
saverun LHE-MCatNLO EventGenerator
diff --git a/src/LHE-MGMerging.in b/src/LHE-MGMerging.in
--- a/src/LHE-MGMerging.in
+++ b/src/LHE-MGMerging.in
@@ -1,154 +1,154 @@
##################################################
# Example generator based on LHC parameters
# For FxFx merging with MadGraph5/aMC@NLO
# usage: Herwig read FxFx.in
##################################################
-#read snippets/PPCollider.in
+read snippets/SoftModel.in
##################################################
# Technical parameters for this run
##################################################
cd /Herwig/Generators
set EventGenerator:NumberOfEvents 100000000
set EventGenerator:RandomNumberGenerator:Seed 31122001
set EventGenerator:PrintEvent 1
set EventGenerator:MaxErrors 10000
##################################################################
# Create the Les Houches file handler and reader for FxFx events
##################################################################
cd /Herwig/EventHandlers
library HwFxFx.so
create Herwig::FxFxEventHandler LesHouchesHandler
# set the various step handlers
set LesHouchesHandler:PartonExtractor /Herwig/Partons/PPExtractor
set LesHouchesHandler:HadronizationHandler /Herwig/Hadronization/ClusterHadHandler
set LesHouchesHandler:DecayHandler /Herwig/Decays/DecayHandler
# set the weight option (for MC@NLO)
set LesHouchesHandler:WeightOption VarNegWeight
# set event hander as one to be used
set /Herwig/Generators/EventGenerator:EventHandler /Herwig/EventHandlers/LesHouchesHandler
# Set up an EMPTY CUTS object
# Normally you will have imposed any cuts you want
# when generating the event file and don't want any more
# in particular for POWHEG and MC@NLO you must not apply cuts on the
# the extra jet
create ThePEG::Cuts /Herwig/Cuts/NoCuts
# Create a LH reader specialised for FxFx events
cd /Herwig/EventHandlers
create Herwig::FxFxFileReader FxFxLHReader
insert LesHouchesHandler:FxFxReaders[0] FxFxLHReader
# Create the FxFxHandler for merging with the shower
cd /Herwig/Shower
library HwFxFxHandler.so
create Herwig::FxFxHandler FxFxHandler
set /Herwig/Shower/FxFxHandler:SplittingGenerator /Herwig/Shower/SplittingGenerator
set /Herwig/Shower/FxFxHandler:KinematicsReconstructor /Herwig/Shower/KinematicsReconstructor
set /Herwig/Shower/FxFxHandler:PartnerFinder /Herwig/Shower/PartnerFinder
set /Herwig/EventHandlers/LesHouchesHandler:CascadeHandler /Herwig/Shower/FxFxHandler
###################################################################################
# PDF settings #
# You may wish to use the same PDF as the events were generated with #
###################################################################################
create ThePEG::LHAPDF /Herwig/Partons/LHAPDF ThePEGLHAPDF.so
set /Herwig/Partons/LHAPDF:PDFName NAME_OF_PDF
set /Herwig/Partons/RemnantDecayer:AllowTop Yes
set /Herwig/Partons/LHAPDF:RemnantHandler /Herwig/Partons/HadronRemnants
set /Herwig/Particles/p+:PDF /Herwig/Partons/LHAPDF
set /Herwig/Particles/pbar-:PDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:FirstPDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:SecondPDF /Herwig/Partons/LHAPDF
# We would recommend the shower uses the default PDFs with which it was tuned.
# However it can be argued that the same set as for the sample should be used for
# matched samples, i.e. MC@NLO (and less so POWHEG)
set /Herwig/Shower/ShowerHandler:PDFA /Herwig/Partons/LHAPDF
set /Herwig/Shower/ShowerHandler:PDFB /Herwig/Partons/LHAPDF
# You can in principle also change the PDFs for the remnant extraction and
# multiple scattering. As the generator was tuned with the default values
# this is STRONGLY DISCOURAGED without retuning the MPI parameters
# create the reader and set cuts
set /Herwig/EventHandlers/FxFxLHReader:FileName NAME_OF_FILE #(the file can be compressed (gziped,bziped))
set /Herwig/EventHandlers/FxFxLHReader:WeightWarnings false
set /Herwig/EventHandlers/FxFxLHReader:AllowedToReOpen No
set /Herwig/EventHandlers/FxFxLHReader:InitPDFs 0
set /Herwig/EventHandlers/FxFxLHReader:Cuts /Herwig/Cuts/NoCuts
# option to ensure momentum conservation is O.K. due rounding errors (recommended)
set /Herwig/EventHandlers/FxFxLHReader:MomentumTreatment RescaleEnergy
# set the pdfs
set /Herwig/EventHandlers/FxFxLHReader:PDFA /Herwig/Partons/LHAPDF
set /Herwig/EventHandlers/FxFxLHReader:PDFB /Herwig/Partons/LHAPDF
# if using BSM models with QNUMBER info
#set /Herwig/EventHandlers/FxFxLHReader:QNumbers Yes
#set /Herwig/EventHandlers/FxFxLHReader:Decayer /Herwig/Decays/Mambo
##################################################
# Shower parameters #
##################################################
# normally, especially for POWHEG, you want
# the scale supplied in the event files (SCALUP)
# to be used as a pT veto scale in the parton shower
set /Herwig/Shower/ShowerHandler:MaxPtIsMuF Yes
set /Herwig/Shower/ShowerHandler:RestrictPhasespace Yes
# Shower parameters
# treatment of wide angle radiation
set /Herwig/Shower/PartnerFinder:PartnerMethod Random
set /Herwig/Shower/PartnerFinder:ScaleChoice Partner
# with MC@NLO these parameters are required for consistency of the subtraction terms
set /Herwig/Shower/KinematicsReconstructor:InitialInitialBoostOption LongTransBoost
set /Herwig/Shower/KinematicsReconstructor:ReconstructionOption General
set /Herwig/Shower/KinematicsReconstructor:InitialStateReconOption Rapidity
set /Herwig/Shower/ShowerHandler:SpinCorrelations No
#############################################################
# Set up the FxFxHandler #
#############################################################
cd /Herwig/Shower
set /Herwig/Shower/FxFxHandler:MPIHandler /Herwig/UnderlyingEvent/MPIHandler
set /Herwig/Shower/FxFxHandler:RemDecayer /Herwig/Partons/RemnantDecayer
set /Herwig/Shower/FxFxHandler:ShowerAlpha AlphaQCD
# set the heavy quark decay product vetoing process on/off
set FxFxHandler:HeavyQVeto Yes
# Automatic detection of the hard process (experimental)
set FxFxHandler:HardProcessDetection Automatic
# Choose the hard process manually according to AlpGen codes (see hep-ph/0206293)
# and set HardProcessDetection to Manual
# set FxFxHandler:ihrd 3 # 3 corresponds to W+jets or Z+jets
# No. of light jets in maximum-multiplicity process
set FxFxHandler:njetsmax MAXIMUM_NUMBER_OF_PARTONS_IN_LHE_FILE # Make sure this is set correctly!
# Mimimum parton-parton R-sep used for generation.
set FxFxHandler:drjmin 0
# Recommended key merging parameters below
cd /Herwig/Shower
# turn the Vetoing On or Off completely
set FxFxHandler:VetoIsTurnedOff VetoingIsOn
# merging mode: in this case Tree level with MG5 information:
set FxFxHandler:MergeMode TreeMG5
# merging scale
set FxFxHandler:ETClus 25*GeV
# jet radius used in clustering in merging.
set FxFxHandler:RClus 1.0
# Max |eta| for jets in clustering in merging.
set FxFxHandler:EtaClusMax 10
# Default 1.5 factor used to decide if a jet matches a parton
# in merging: if DR(parton,jet)<rclusfactor*rclus the parton
# and jet are said to have been matched.
set FxFxHandler:RClusFactor 1.5
##################################################
# LHC physics parameters (override defaults here)
##################################################
# e.g if different top mass used
#set /Herwig/Particles/t:NominalMass 173.0
##################################################
# Save run for later usage with 'Herwig run'
##################################################
cd /Herwig/Generators
saverun LHE-MGMerging EventGenerator
diff --git a/src/LHE-POWHEG.in b/src/LHE-POWHEG.in
--- a/src/LHE-POWHEG.in
+++ b/src/LHE-POWHEG.in
@@ -1,106 +1,106 @@
##################################################
# Example generator based on LHC parameters
# For use with POWHEG events
# usage: Herwig read LHE.in
##################################################
-#read snippets/PPCollider.in
+read snippets/SoftModel.in
##################################################
# Technical parameters for this run
##################################################
cd /Herwig/Generators
set EventGenerator:NumberOfEvents 10000000
set EventGenerator:RandomNumberGenerator:Seed 31122001
set EventGenerator:DebugLevel 0
set EventGenerator:PrintEvent 10
set EventGenerator:MaxErrors 10000
##################################################
# Create the Les Houches file handler and reader
##################################################
cd /Herwig/EventHandlers
library LesHouches.so
# create the event handler
create ThePEG::LesHouchesEventHandler LesHouchesHandler
# set the various step handlers
set LesHouchesHandler:PartonExtractor /Herwig/Partons/PPExtractor
set LesHouchesHandler:CascadeHandler /Herwig/Shower/ShowerHandler
set LesHouchesHandler:DecayHandler /Herwig/Decays/DecayHandler
set LesHouchesHandler:HadronizationHandler /Herwig/Hadronization/ClusterHadHandler
# set the weight option
set LesHouchesHandler:WeightOption VarNegWeight
# set event hander as one to be used
set /Herwig/Generators/EventGenerator:EventHandler /Herwig/EventHandlers/LesHouchesHandler
# Set up an EMPTY CUTS object
# Normally you will have imposed any cuts you want
# when generating the event file and don't want any more
# in particular for POWHEG and MC@NLO you must not apply cuts on the
# the extra jet
create ThePEG::Cuts /Herwig/Cuts/NoCuts
####################################################################
# PDF settings #
####################################################################
# You may wish to use the same PDF as the events were generated with
create ThePEG::LHAPDF /Herwig/Partons/LHAPDF ThePEGLHAPDF.so
set /Herwig/Partons/LHAPDF:PDFName NAME_OF_PDF
set /Herwig/Partons/RemnantDecayer:AllowTop Yes
set /Herwig/Partons/LHAPDF:RemnantHandler /Herwig/Partons/HadronRemnants
set /Herwig/Particles/p+:PDF /Herwig/Partons/LHAPDF
set /Herwig/Particles/pbar-:PDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:FirstPDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:SecondPDF /Herwig/Partons/LHAPDF
# We would recommend the shower uses the default PDFs with which it was tuned.
# However it can be argued that the same set as for the sample should be used for
# matched samples, i.e. MC@NLO (and less so POWHEG)
#set /Herwig/Shower/ShowerHandler:PDFA /Herwig/Partons/LHAPDF
#set /Herwig/Shower/ShowerHandler:PDFB /Herwig/Partons/LHAPDF
# You can in principle also change the PDFs for the remnant extraction and
# multiple scattering. As the generator was tuned with the default values
# this is STRONGLY DISCOURAGED without retuning the MPI parameters
# create the reader and set cuts
create ThePEG::LesHouchesFileReader LesHouchesReader
set LesHouchesReader:FileName NAME_OF_FILE #(the file can be compressed (gziped,bziped))
set LesHouchesReader:AllowedToReOpen No
set LesHouchesReader:InitPDFs 0
set LesHouchesReader:Cuts /Herwig/Cuts/NoCuts
# option to ensure momentum conservation is O.K. due rounding errors (recommended)
set LesHouchesReader:MomentumTreatment RescaleEnergy
# set the pdfs
set LesHouchesReader:PDFA /Herwig/Partons/LHAPDF
set LesHouchesReader:PDFB /Herwig/Partons/LHAPDF
# if using BSM models with QNUMBER info
#set LesHouchesReader:QNumbers Yes
#set LesHouchesReader:Decayer /Herwig/Decays/Mambo
# and add to handler
insert LesHouchesHandler:LesHouchesReaders 0 LesHouchesReader
##################################################
# Shower parameters
##################################################
# normally, especially for POWHEG, you want
# the scale supplied in the event files (SCALUP)
# to be used as a pT veto scale in the parton shower
set /Herwig/Shower/ShowerHandler:MaxPtIsMuF Yes
set /Herwig/Shower/ShowerHandler:RestrictPhasespace Yes
# Shower parameters
# treatment of wide angle radiation
set /Herwig/Shower/PartnerFinder:PartnerMethod Random
set /Herwig/Shower/PartnerFinder:ScaleChoice Partner
##################################################
# LHC physics parameters (override defaults here)
##################################################
# e.g if different top mass used
#set /Herwig/Particles/t:NominalMass 173.0
##################################################
# Save run for later usage with 'Herwig run'
##################################################
cd /Herwig/Generators
saverun LHE EventGenerator
diff --git a/src/LHE.in b/src/LHE.in
--- a/src/LHE.in
+++ b/src/LHE.in
@@ -1,117 +1,117 @@
##################################################
# Example generator based on LHC parameters
# Generic Les Houches Event file input
# Look at customised input files for:
# MadGraph5/aMC@NLO: LHE-MCatNLO.in
# POWHEG: LHE-POWHEG.in
# FxFx merging with MG5/aMC@NLO: LHE-FxFx.in
# Tree-level merging with MG5/aMC@NLO: LHE-MGMerging.in
# usage: Herwig read LHE.in
##################################################
-#read snippets/PPCollider.in
+read snippets/SoftModel.in
##################################################
# Technical parameters for this run
##################################################
cd /Herwig/Generators
set EventGenerator:NumberOfEvents 10000000
set EventGenerator:RandomNumberGenerator:Seed 31122001
set EventGenerator:DebugLevel 0
set EventGenerator:PrintEvent 10
set EventGenerator:MaxErrors 10000
##################################################
# Create the Les Houches file handler and reader
##################################################
cd /Herwig/EventHandlers
library LesHouches.so
# create the event handler
create ThePEG::LesHouchesEventHandler LesHouchesHandler
# set the various step handlers
set LesHouchesHandler:PartonExtractor /Herwig/Partons/PPExtractor
set LesHouchesHandler:CascadeHandler /Herwig/Shower/ShowerHandler
set LesHouchesHandler:DecayHandler /Herwig/Decays/DecayHandler
set LesHouchesHandler:HadronizationHandler /Herwig/Hadronization/ClusterHadHandler
# set the weight option (e.g. for MC@NLO)
set LesHouchesHandler:WeightOption VarNegWeight
# set event hander as one to be used
set /Herwig/Generators/EventGenerator:EventHandler /Herwig/EventHandlers/LesHouchesHandler
# Set up an EMPTY CUTS object
# Normally you will have imposed any cuts you want
# when generating the event file and don't want any more
# in particular for POWHEG and MC@NLO you must not apply cuts on the
# the extra jet
create ThePEG::Cuts /Herwig/Cuts/NoCuts
####################################################################
# PDF settings #
####################################################################
# You may wish to use the same PDF as the events were generated with
create ThePEG::LHAPDF /Herwig/Partons/LHAPDF ThePEGLHAPDF.so
set /Herwig/Partons/LHAPDF:PDFName NAME_OF_PDF
set /Herwig/Partons/RemnantDecayer:AllowTop Yes
set /Herwig/Partons/LHAPDF:RemnantHandler /Herwig/Partons/HadronRemnants
set /Herwig/Particles/p+:PDF /Herwig/Partons/LHAPDF
set /Herwig/Particles/pbar-:PDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:FirstPDF /Herwig/Partons/LHAPDF
set /Herwig/Partons/PPExtractor:SecondPDF /Herwig/Partons/LHAPDF
# We would recommend the shower uses the default PDFs with which it was tuned.
# However it can be argued that the same set as for the sample should be used for
# matched samples, i.e. MC@NLO (and less so POWHEG)
#set /Herwig/Shower/ShowerHandler:PDFA /Herwig/Partons/LHAPDF
#set /Herwig/Shower/ShowerHandler:PDFB /Herwig/Partons/LHAPDF
# You can in principle also change the PDFs for the remnant extraction and
# multiple scattering. As the generator was tuned with the default values
# this is STRONGLY DISCOURAGED without retuning the MPI parameters
# create the reader and set cuts
create ThePEG::LesHouchesFileReader LesHouchesReader
set LesHouchesReader:FileName NAME_OF_FILE #(the file can be compressed (gziped,bziped))
set LesHouchesReader:AllowedToReOpen No
set LesHouchesReader:InitPDFs 0
set LesHouchesReader:Cuts /Herwig/Cuts/NoCuts
# option to ensure momentum conservation is O.K. due rounding errors (recommended)
set LesHouchesReader:MomentumTreatment RescaleEnergy
# set the pdfs
set LesHouchesReader:PDFA /Herwig/Partons/LHAPDF
set LesHouchesReader:PDFB /Herwig/Partons/LHAPDF
# if using BSM models with QNUMBER info
#set LesHouchesReader:QNumbers Yes
#set LesHouchesReader:Decayer /Herwig/Decays/Mambo
# and add to handler
insert LesHouchesHandler:LesHouchesReaders 0 LesHouchesReader
##################################################
# Shower parameters
##################################################
# normally, especially for POWHEG, you want
# the scale supplied in the event files (SCALUP)
# to be used as a pT veto scale in the parton shower
set /Herwig/Shower/ShowerHandler:MaxPtIsMuF Yes
set /Herwig/Shower/ShowerHandler:RestrictPhasespace Yes
# Shower parameters
# treatment of wide angle radiation
set /Herwig/Shower/PartnerFinder:PartnerMethod Random
set /Herwig/Shower/PartnerFinder:ScaleChoice Partner
# with MC@NLO these parameters are required for consistency of the subtraction terms
# suggested parameters (give worse physics results with POWHEG)
#set /Herwig/Shower/KinematicsReconstructor:InitialInitialBoostOption LongTransBoost
#set /Herwig/Shower/KinematicsReconstructor:ReconstructionOption General
#set /Herwig/Shower/KinematicsReconstructor:InitialStateReconOption Rapidity
#set /Herwig/Shower/ShowerHandler:SpinCorrelations No
##################################################
# LHC physics parameters (override defaults here)
##################################################
# e.g if different top mass used
#set /Herwig/Particles/t:NominalMass 173.0
##################################################
# Save run for later usage with 'Herwig run'
##################################################
cd /Herwig/Generators
saverun LHE EventGenerator

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