AliceO2Group · jackal1-66 · Nov 11, 2024
@@ -0,0 +1,39 @@
+---
+name: Clean PR builds
+
+'on':
+  workflow_dispatch:
+    inputs:
+      pr:
+        description: PR number in this repo to be cleaned
+        type: string   # can't use number here
+        required: true
+
+      # Warning: GitHub limits the total number of inputs to 10, so a maximum of
+      # 9 checks is allowed here!
+      # Warning: the check_* keys are magic and must consist of the string
+      # "check_" followed by the applicable check name exactly. The
+      # "description" field is only the human-readable label for the input.
+      'check_build/O2DPG/sim/o2':
+        description: build/O2DPG/sim/o2
+        type: boolean
+        default: true
+      'check_build/O2DPG/O2fst/o2':
+        description: build/O2DPG/O2fst/o2
+        type: boolean
+        default: true
+
+permissions: {}
+
+jobs:
+  clean:
+    name: Clean PR checks
+    uses: alisw/ali-bot/.github/workflows/clean-pr-checks.yml@master
+    with:
+      owner: ${{ github.event.repository.owner.login }}
+      repo: ${{ github.event.repository.name }}
+      pr: ${{ github.event.inputs.pr }}
+      checks: ${{ toJSON(github.event.inputs) }}
+    permissions:
+      pull-requests: read  # to get last commit for pr (octokit/graphql-action)
+      statuses: write      # for set-github-status
@@ -9,7 +9,6 @@ R__ADD_INCLUDE_PATH($O2DPG_ROOT/MC/config/PWGDQ/EvtGen)
 #include <string>
 
 using namespace o2::eventgen;
-using namespace Pythia8;
 
 namespace o2
 {
@@ -140,7 +139,7 @@ Pythia8::Event mOutputEvent;
   // Control gap-triggering
   unsigned long long mGeneratedEvents;
   int mInverseTriggerRatio;
-  Pythia pythiaMBgen; // minimum bias event  
+  Pythia8::Pythia pythiaMBgen; // minimum bias event  
   TString mConfigMBdecays;		
   int mPDG;
   std::vector<int> mHadronsPDGs;

@@ -12,9 +12,3 @@ funcName = GeneratorBplusToJpsiKaon_EvtGen()
 config = ${O2DPG_MC_CONFIG_ROOT}/MC/config/common/pythia8/generator/pythia8_hf.cfg
 hooksFileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/hooks/pythia8_userhooks_qqbar.C
 hooksFuncName = pythia8_userhooks_bbbar(-1.5,1.5)
-
-### The setup inhibits transport of primary particles which are produce at forward rapidity.
-### The settings below only transports particles in the barrel, which is currently defined as |eta| < 2
-
-[Stack]
-transportPrimary = barrel
@@ -12,9 +12,3 @@ funcName = GeneratorBeautyToPsiAndJpsi_EvtGenMidY()
 config = ${O2DPG_MC_CONFIG_ROOT}/MC/config/common/pythia8/generator/pythia8_hf.cfg
 hooksFileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/hooks/pythia8_userhooks_qqbar.C
 hooksFuncName = pythia8_userhooks_bbbar(-1.5,1.5)
-
-### The setup inhibits transport of primary particles which are produce at forward rapidity.
-### The settings below only transports particles in the barrel, which is currently defined as |eta| < 2
-
-[Stack]
-transportPrimary = barrel
@@ -0,0 +1,6 @@
+### The setup uses an external event generator
+### This part sets the path of the file and the function call to retrieve it
+
+[GeneratorExternal]
+fileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGEM/external/generator/GeneratorEMCocktailV2.C
+funcName=GenerateEMCocktail(400,0,3,63,"${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGEM/parametrizations/PbPb5TeV_central.json","5TeV_3040_wRatio",350,0.0,30.0,10000,1,1,0,0,"5TeV_3040_wRatio",0,1.1,"${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGEM/decaytables/decaytable_LMee.dat",1)
@@ -0,0 +1,6 @@
+### The setup uses an external event generator
+### This part sets the path of the file and the function call to retrieve it
+
+[GeneratorExternal]
+fileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGEM/external/generator/GeneratorEMCocktailV2.C
+funcName=GenerateEMCocktail(400,0,3,63,"${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGEM/parametrizations/PbPb5TeV_central.json","5TeV_4050_wRatio",350,0.0,30.0,10000,1,1,0,0,"5TeV_4050_wRatio",0,1.1,"${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGEM/decaytables/decaytable_LMee.dat",1)
@@ -13,6 +13,7 @@ int External()
         20223,   // f_1(1285)
         20333,   // f_1(1420)
         335,     // f_2(1525)
+        115,     // a_2(1230)
         10323,   // K1(1270)+
         -10323,  // K1(1270)-bar
         123314,  // Xi(1820)-
@@ -28,6 +29,7 @@ int External()
         {310, -321, 211}, // f_1(1285)
         {310, -321, 211}, // f_1(1420)
         {310, 310},       // f_2(1525)
+        {310, 310},      // a_2(1230)
         {321, 211},       // K1(1270)+
         {-321, -211},     // K1(1270)-bar
         {2212, 211},      // Delta(1232)+

@@ -62,6 +62,15 @@
         "etaMax": 1.2,
         "genDecayed": true
     },
+    "a_2(1230)" : {
+        "pdg": 115,
+        "n": 1,
+        "ptMin": 0.0,
+        "ptMax": 20,
+        "etaMin": -1.2,
+        "etaMax": 1.2,
+        "genDecayed": true
+    },
     "K1(1270)+": {
         "pdg": 10323,
         "n": 1,

@@ -62,6 +62,15 @@
         "etaMax": 1.2,
         "genDecayed": true
     },
+    "a_2(1230)" : {
+        "pdg": 115,
+        "n": 1,
+        "ptMin": 0.0,
+        "ptMax": 20,
+        "etaMin": -1.2,
+        "etaMax": 1.2,
+        "genDecayed": true
+    },
     "K1(1270)+": {
         "pdg": 10323,
         "n": 10,

@@ -278,5 +278,9 @@ private:
 
  FairGenerator *generator_extraStrangeness()
  {
-   return new GeneratorPythia8ExtraStrangeness();
+  auto generator = new GeneratorPythia8ExtraStrangeness();
+  gRandom->SetSeed(0);
+  generator->readString("Random:setSeed = on");
+  generator->readString("Random:seed =" + std::to_string(gRandom->Integer(900000000 - 2) + 1));
+  return generator;
  }
@@ -99,5 +99,9 @@ private:
 
  FairGenerator *generator_syntheFlow()
  {
-   return new GeneratorPythia8SyntheFlow();
+  auto generator = new GeneratorPythia8SyntheFlow();
+  gRandom->SetSeed(0);
+  generator->readString("Random:setSeed = on");
+  generator->readString("Random:seed =" + std::to_string(gRandom->Integer(900000000 - 2) + 1));
+  return generator;
  }
@@ -335,5 +335,9 @@ private:
 
  FairGenerator *generator_syntheFlowXi()
  {
-   return new GeneratorPythia8SyntheFlowXi();
+  auto generator = new GeneratorPythia8SyntheFlowXi();
+  gRandom->SetSeed(0);
+  generator->readString("Random:setSeed = on");
+  generator->readString("Random:seed =" + std::to_string(gRandom->Integer(900000000 - 2) + 1));
+  return generator;
  }
@@ -0,0 +1,9 @@
+Decay tau-
+0.5 e-      anti-nu_e nu_tau                        PHOTOS TAULNUNU; #[Reconstructed PDG2011]
+0.5 mu-     anti-nu_mu nu_tau                       PHOTOS  TAULNUNU; #[Reconstructed PDG2011]
+Enddecay
+Decay tau+
+0.5 e+      anti-nu_tau nu_e                        PHOTOS TAULNUNU; #[Reconstructed PDG2011]
+0.5 mu+     anti-nu_tau nu_mu                       PHOTOS  TAULNUNU; #[Reconstructed PDG2011]
+Enddecay
+End
@@ -0,0 +1,10 @@
+Decay tau-
+1.0 e-      anti-nu_e nu_tau                        PHOTOS TAULNUNU; #[Reconstructed PDG2011]
+Enddecay
+Decay tau+
+0.25 pi+     anti-nu_tau                                  TAUSCALARNU; #[Reconstructed PDG2011]
+0.25 pi+     pi0     anti-nu_tau                          TAUHADNU -0.108 0.775 0.149 1.364 0.400; #[Reconstructed PDG2011]
+0.25 pi0     pi0     pi+     anti-nu_tau                  TAUHADNU -0.108 0.775 0.149 1.364 0.400 1.23 0.4; #[Reconstructed PDG2011]
+0.25 anti-nu_tau  pi+     pi0     pi0     pi0             PYTHIA    41; #[Reconstructed PDG2011]
+Enddecay
+End
@@ -0,0 +1,10 @@
+Decay tau+
+1.0 e+      nu_e anti-nu_tau                        PHOTOS TAULNUNU; #[Reconstructed PDG2011]
+Enddecay
+Decay tau-
+0.25 pi-     nu_tau                                  TAUSCALARNU; #[Reconstructed PDG2011]
+0.25 pi-     pi0     nu_tau                          TAUHADNU -0.108 0.775 0.149 1.364 0.400; #[Reconstructed PDG2011]
+0.25 pi0     pi0     pi-     nu_tau                  TAUHADNU -0.108 0.775 0.149 1.364 0.400 1.23 0.4; #[Reconstructed PDG2011]
+0.25 nu_tau  pi-     pi0     pi0     pi0             PYTHIA    41; #[Reconstructed PDG2011]
+Enddecay
+End
@@ -1,5 +1,5 @@
-R__LOAD_LIBRARY(libDPMJET.so)
-R__LOAD_LIBRARY(libDpmJetLib.so)
+//R__LOAD_LIBRARY(libDPMJET.so)
+//R__LOAD_LIBRARY(libDpmJetLib.so)
 R__LOAD_LIBRARY(libStarlib.so)
 R__ADD_INCLUDE_PATH($STARlight_ROOT/include)
 
@@ -63,12 +63,13 @@ class GeneratorStarlight_class : public Generator
     {"kCohRhoToPi",          3,     113, 1200, -1.0, -1.0, 0.02, 113, 0 }, //
     {"kCohRhoToElEl",        3,  113011, 1200, -1.0, -1.0, 0.02, 113, 0 }, //
     {"kCohRhoToMuMu",        3,  113013, 1200, -1.0, -1.0, 0.02, 113, 0 }, //
-    {"kCohRhoToPiWithCont",  3,     913, 1200, -1.0, -1.0, 0.02, -1, 0 }, //
+    {"kCohRhoToPiWithCont",  3,     913, 1200, -1.0, -1.0, 0.02, 113, 0 }, //
     {"kCohRhoToPiFlat",      3,     113,    1, -1.0,  2.5, 0.02, 113, 0 }, //
     {"kCohPhiToKa",          2,     333,   20, -1.0, -1.0, 0.01, 333, 0 }, //
+    {"kCohPhiToEl",          2,  333011,   20, -1.0, -1.0, 0.01, 333, 0 }, //
     {"kDirectPhiToKaKa",     3,     933,   20, -1.0, -1.0, 0.01, 333, 0 }, // 
     {"kCohOmegaTo2Pi",       2,     223,   20, -1.0, -1.0, 0.01, 223, 0 }, //
-    {"kCohOmegaTo3Pi",       2,     223,   20, -1.0, -1.0, 0.01, 223, 0 }, //
+    {"kCohOmegaTo3Pi",       2,     223,   20, -1.0, -1.0, 0.01, 223, 1 }, //
     {"kCohOmegaToPiPiPi",    2, 223211111, 20, -1.0, -1.0, 0.01, 333, 0 }, // 
     {"kCohJpsiToMu",         2,  443013,   20, -1.0, -1.0, 0.01, 443, 0 }, //
     {"kCohJpsiToEl",         2,  443011,   20, -1.0, -1.0, 0.01, 443, 0 }, //
@@ -83,11 +84,11 @@ class GeneratorStarlight_class : public Generator
     {"kIncohRhoToPi",        4,     113, 1200, -1.0, -1.0, 0.02, 113, 0 }, //
     {"kIncohRhoToElEl",      4,  113011, 1200, -1.0, -1.0, 0.02, 113, 0 }, //
     {"kIncohRhoToMuMu",      4,  113013, 1200, -1.0, -1.0, 0.02, 113, 0 }, //
-    {"kIncohRhoToPiWithCont",4,     913, 1200, -1.0, -1.0, 0.02, -1, 0 }, //
+    {"kIncohRhoToPiWithCont",4,     913, 1200, -1.0, -1.0, 0.02, 113, 0 }, //
     {"kIncohRhoToPiFlat",    4,     113,    1, -1.0,  2.5, 0.02, 113, 0 }, //
     {"kIncohPhiToKa",        4,     333,   20, -1.0, -1.0, 0.01, 333, 0 }, //
     {"kIncohOmegaTo2Pi",     4,     223,   20, -1.0, -1.0, 0.01, 223, 0 }, //
-    {"kIncohOmegaTo3Pi",     4,     223,   20, -1.0, -1.0, 0.01, 223, 0 }, //
+    {"kIncohOmegaTo3Pi",     4,     223,   20, -1.0, -1.0, 0.01, 223, 1 }, //
     {"kIncohOmegaToPiPiPi",  4, 223211111, 20, -1.0, -1.0, 0.01, 223, 0 }, //
     {"kIncohJpsiToMu",       4,  443013,   20, -1.0, -1.0, 0.01, 443, 0 }, //
     {"kIncohJpsiToEl",       4,  443011,   20, -1.0, -1.0, 0.01, 443, 0 }, //
@@ -100,13 +101,16 @@ class GeneratorStarlight_class : public Generator
     {"kIncohPsi2sToElPi",    4,  444011,   20, -1.0, -1.0, 0.01, 100443, 1 }, //
     {"kIncohUpsilonToMu",    4,  553013,   20, -1.0, -1.0, 0.01, 553, 0 }, //
     {"kIncohUpsilonToEl",    4,  553011,   20, -1.0, -1.0, 0.01, 553, 0 }, //
-    {"kDpmjetSingle",        5,  113,   20, -1.0, -1.0, 0.01, -1, 0 }, //
+//    {"kDpmjetSingle",        5,  113,   20, -1.0, -1.0, 0.01, -1, 0 }, //
     {"kTauLowToEl3Pi",       1,      15,  292,  0.4, 15.0, 0.01, -1, 1 }, // from 0.4 to 15 GeV
     {"kTauLowToPo3Pi",       1,      15,  292,  0.4, 15.0, 0.01, -1, 1 }, // from 0.4 to 15 GeV
     {"kTauMediumToEl3Pi",    1,      15,  264,  1.8, 15.0, 0.01, -1, 1 }, // from 1.8 to 15 GeV
     {"kTauMediumToPo3Pi",    1,      15,  264,  1.8, 15.0, 0.01, -1, 1 }, // from 1.8 to 15 GeV
     {"kTauHighToEl3Pi",      1,      15,  220,  4.0, 15.0, 0.01, -1, 1 }, // from 4.0 to 15 GeV
     {"kTauHighToPo3Pi",      1,      15,  220,  4.0, 15.0, 0.01, -1, 1 }, // from 4.0 to 15 GeV
+    {"kTauLowToElMu",        1,      15,  292,  0.4, 15.0, 0.01, -1, 1 }, // from 0.4 to 15 GeV
+    {"kTauLowToElPiPi0",     1,      15,  292,  0.4, 15.0, 0.01, -1, 1 }, // from 0.4 to 15 GeV
+    {"kTauLowToPoPiPi0",     1,      15,  292,  0.4, 15.0, 0.01, -1, 1 }, // from 0.4 to 15 GeV
 	};
 
   const int nProcess = sizeof(slConfig)/sizeof(SLConfig);
@@ -266,8 +270,8 @@ class GeneratorStarlight_class : public Generator
 				   1,
 				   (mPdgMother != -1 ? 0 :-1),
 				   -1,
-				   slPart->getFirstDaughter(),
-				   slPart->getLastDaughter(),
+				   -1,
+				   -1,
 				   slPart->GetPx(),
 				   slPart->GetPy(),
 				   slPart->GetPz(),

@@ -4,8 +4,8 @@
 // o2-sim -j 4 -n 10 -g external -t external -m "PIPE ITS TPC" -o sgn --configFile GeneratorHF_bbbar_midy.ini
 //
 //
-R__ADD_INCLUDE_PATH($O2DPG_ROOT/MC/config/PWGDQ/EvtGen)
-R__ADD_INCLUDE_PATH($O2DPG_ROOT/MC/config/PWGUD/external/generator)
+R__ADD_INCLUDE_PATH($O2DPG_MC_CONFIG_ROOT/MC/config/PWGDQ/EvtGen)
+R__ADD_INCLUDE_PATH($O2DPG_MC_CONFIG_ROOT/MC/config/PWGUD/external/generator)
 #include "GeneratorEvtGen.C"
 #include "GeneratorStarlight.C"
 
@@ -24,14 +24,17 @@ FairGenerator*
   gen->AddPdg(-15,4);
   if (configuration.find("kTau") == std::string::npos) gen->SetPolarization(1); //Transversal
 
-  TString pathO2 = gSystem->ExpandPathName("$O2DPG_ROOT/MC/config/PWGUD/external/generator/DecayTablesEvtGen");
+  TString pathO2 = gSystem->ExpandPathName("$O2DPG_MC_CONFIG_ROOT/MC/config/PWGUD/external/generator/DecayTablesEvtGen");
   if      (configuration.find("Psi2sToMuPi") != std::string::npos) gen->SetDecayTable(Form("%s/PSI2S.MUMUPIPI.DEC",pathO2.Data()));
   else if (configuration.find("Psi2sToElPi") != std::string::npos) gen->SetDecayTable(Form("%s/PSI2S.EEPIPI.DEC",pathO2.Data()));
   else if (configuration.find("RhoPrime") != std::string::npos)    gen->SetDecayTable(Form("%s/RHOPRIME.RHOPIPI.DEC",pathO2.Data()));
   else if (configuration.find("OmegaTo3Pi") != std::string::npos)  gen->SetDecayTable(Form("%s/OMEGA.3PI.DEC",pathO2.Data()));
   else if (configuration.find("JpsiToElRad") != std::string::npos) gen->SetDecayTable(Form("%s/JPSI.EE.DEC",pathO2.Data()));
   else if (configuration.find("ToEl3Pi") != std::string::npos) gen->SetDecayTable(Form("%s/TAUTAU.EL3PI.DEC",pathO2.Data()));
   else if (configuration.find("ToPo3Pi") != std::string::npos) gen->SetDecayTable(Form("%s/TAUTAU.PO3PI.DEC",pathO2.Data()));
+  else if (configuration.find("ToElMu") != std::string::npos) gen->SetDecayTable(Form("%s/TAUTAU.ELMU.DEC",pathO2.Data()));
+  else if (configuration.find("ToElPiPi0") != std::string::npos) gen->SetDecayTable(Form("%s/TAUTAU.ELPI.DEC",pathO2.Data()));
+  else if (configuration.find("ToPoPiPi0") != std::string::npos) gen->SetDecayTable(Form("%s/TAUTAU.POPI.DEC",pathO2.Data()));
 
   return gen;
 }
@@ -17,7 +17,7 @@
 parser.add_argument('--rapidity', default='cent', choices=['cent_rap', 'muon_rap', 'cent_eta', 'muon_eta'],
                     help='Rapidity to select')
 
-parser.add_argument('--process',default=None, choices=['kTwoGammaToMuLow', 'kTwoGammaToElLow', 'kTwoGammaToMuMedium', 'kTwoGammaToElMedium', 'kTwoGammaToMuHigh', 'kTwoGammaToElHigh', 'kTwoGammaToRhoRho', 'kTwoGammaToF2', 'kCohRhoToPi', 'kCohRhoToElEl', 'kCohRhoToMuMu', 'kCohRhoToPiWithCont', 'kCohRhoToPiFlat', 'kCohPhiToKa', 'kDirectPhiToKaKa','kCohOmegaTo2Pi', 'kCohOmegaTo3Pi', 'kCohOmegaToPiPiPi', 'kCohJpsiToMu', 'kCohJpsiToEl', 'kCohJpsiToElRad', 'kCohJpsiToProton', 'kCohPsi2sToMu','kCohPsi2sToEl', 'kCohPsi2sToMuPi', 'kCohPsi2sToElPi', 'kCohUpsilonToMu', 'kCohUpsilonToEl', 'kIncohRhoToPi', 'kIncohRhoToElEl', 'kIncohRhoToMuMu', 'kIncohRhoToPiWithCont', 'kIncohRhoToPiFlat', 'kIncohPhiToKa', 'kIncohOmegaTo2Pi', 'kIncohOmegaTo3Pi', 'kIncohOmegaToPiPiPi', 'kIncohJpsiToMu', 'kIncohJpsiToEl', 'kIncohJpsiToElRad', 'kIncohJpsiToProton', 'kIncohJpsiToLLbar', 'kIncohPsi2sToMu', 'kIncohPsi2sToEl', 'kIncohPsi2sToMuPi', 'kIncohPsi2sToElPi', 'kIncohUpsilonToMu', 'kIncohUpsilonToEl', 'kDpmjetSingle',  'kTauLowToEl3Pi', 'kTauLowToPo3Pi', 'kTauMediumToEl3Pi', 'kTauMediumToPo3Pi' ,'kTauHighToEl3Pi' ,'kTauHighToPo3Pi'],
+parser.add_argument('--process',default=None, choices=['kTwoGammaToMuLow', 'kTwoGammaToElLow', 'kTwoGammaToMuMedium', 'kTwoGammaToElMedium', 'kTwoGammaToMuHigh', 'kTwoGammaToElHigh', 'kTwoGammaToRhoRho', 'kTwoGammaToF2', 'kCohRhoToPi', 'kCohRhoToElEl', 'kCohRhoToMuMu', 'kCohRhoToPiWithCont', 'kCohRhoToPiFlat', 'kCohPhiToKa', 'kDirectPhiToKaKa', 'kCohPhiToEl', 'kCohOmegaTo2Pi', 'kCohOmegaTo3Pi', 'kCohOmegaToPiPiPi', 'kCohJpsiToMu', 'kCohJpsiToEl', 'kCohJpsiToElRad', 'kCohJpsiToProton', 'kCohPsi2sToMu','kCohPsi2sToEl', 'kCohPsi2sToMuPi', 'kCohPsi2sToElPi', 'kCohUpsilonToMu', 'kCohUpsilonToEl', 'kIncohRhoToPi', 'kIncohRhoToElEl', 'kIncohRhoToMuMu', 'kIncohRhoToPiWithCont', 'kIncohRhoToPiFlat', 'kIncohPhiToKa', 'kIncohOmegaTo2Pi', 'kIncohOmegaTo3Pi', 'kIncohOmegaToPiPiPi', 'kIncohJpsiToMu', 'kIncohJpsiToEl', 'kIncohJpsiToElRad', 'kIncohJpsiToProton', 'kIncohJpsiToLLbar', 'kIncohPsi2sToMu', 'kIncohPsi2sToEl', 'kIncohPsi2sToMuPi', 'kIncohPsi2sToElPi', 'kIncohUpsilonToMu', 'kIncohUpsilonToEl', 'kDpmjetSingle',  'kTauLowToEl3Pi', 'kTauLowToPo3Pi', 'kTauMediumToEl3Pi', 'kTauMediumToPo3Pi', 'kTauHighToEl3Pi', 'kTauHighToPo3Pi', 'kTauLowToElMu', 'kTauLowToElPiPi0', 'kTauLowToPoPiPi0'],
                     help='Process to switch on')
 
 
@@ -69,15 +69,15 @@
 ### Generator
 fout.write('[GeneratorExternal] \n')
 if  'Psi2sToMuPi' in args.process or 'Psi2sToElPi' in args.process or 'RhoPrime' in args.process or 'OmegaTo3Pi' in args.process or 'JpsiToElRad' in args.process or 'kTau' in args.process:
-    fout.write('fileName = ${O2DPG_ROOT}/MC/config/PWGUD/external/generator/GeneratorStarlightToEvtGen.C \n')
+    fout.write('fileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGUD/external/generator/GeneratorStarlightToEvtGen.C \n')
     fout.write('funcName = GeneratorStarlightToEvtGen("%s", %f, %d, %d, %d, %d)  \n' % (args.process,args.eCM ,pZ,pA,tZ,tA))
 else:
-    fout.write('fileName = ${O2DPG_ROOT}/MC/config/PWGUD/external/generator/GeneratorStarlight.C \n')
+    fout.write('fileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGUD/external/generator/GeneratorStarlight.C \n')
     fout.write('funcName = GeneratorStarlight("%s", %f, %d, %d, %d, %d)  \n' % (args.process,args.eCM ,pZ,pA,tZ,tA))
 
 ###Trigger
 fout.write('[TriggerExternal] \n')
-fout.write('fileName = ${O2DPG_ROOT}/MC/config/PWGUD/trigger/selectParticlesInAcceptance.C \n')
+fout.write('fileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGUD/trigger/selectParticlesInAcceptance.C \n')
 if 'kTwoGamma' in args.process or 'kTau' in args.process:
     if args.rapidity == 'cent_eta':
         fout.write('funcName = selectDirectPartInAcc(-0.9,0.9) \n')

@@ -0,0 +1,41 @@
+#!/bin/sh
+# Script based on CRMC example
+# EPOS4 option files must contain ihepmc set to 2 to print HepMC
+# data on stdout. -hepmc flag is not needed anymore, but -hepstd is fundamental
+# in order not to print useless information on stdout (a z-*optns*.mtr file will be created)
+
+optns="example"
+seed=$RANDOM
+
+while test $# -gt 0 ; do
+    case $1 in
+        -i|--input)   optns=$2 ; shift ;;
+        -s|--seed)    seed=$2 ; shift ;;
+        -h|--help) usage; exit 0 ;;
+    esac
+    shift
+done
+
+if [ ! -f $optns.optns ]; then
+    echo "Error: Options file $optns.optns not found"
+    exit 1
+fi
+
+if [ $seed -eq 0 ]; then
+    echo "Seed can't be 0, random number will be used"
+    seed=$RANDOM
+fi
+
+# Check if the environment variable EPO4 is set (mandatory with o2dpg-sim-tests on CI machines)
+# If not, set all the EPOS4 related variables, most likely they are unset as well.
+if [ -z "${EPO4}" ]; then
+    export EPO4=$EPOS4_ROOT/epos4/
+    export LIBDIR=$EPOS4_ROOT/epos4/bin
+    export EPO4VSN=4.0.0
+    export OPT=./
+    export HTO=./
+    export CHK=./
+fi
+
+# Or filters the stdout with only HepMC2 useful data
+$EPOS4_ROOT/epos4/scripts/epos -hepstd -s $seed $optns | sed -n 's/^\(HepMC::\|[EAUWVP] \)/\1/p'