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Merged
sawenzel merged 1 commit into from
Dec 6, 2024
Merged

Enable DPMJET #1832

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28 changes: 24 additions & 4 deletions MC/config/PWGUD/external/generator/GeneratorStarlight.C
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Original file line number Diff line number Diff line change
@@ -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)

Expand Down Expand Up @@ -104,7 +104,7 @@ class GeneratorStarlight_class : public Generator
{"kIncohPsi2sToElPi", 4, 444011, 20, -1.0, -1.0, 100443, 1 }, //
{"kIncohUpsilonToMu", 4, 553013, 20, -1.0, -1.0, 553, 0 }, //
{"kIncohUpsilonToEl", 4, 553011, 20, -1.0, -1.0, 553, 0 }, //
// {"kDpmjetSingle", 5, 113, 20, -1.0, -1.0, -1, 0 }, //
{"kDpmjetSingle", 5, 113, 20, -1.0, -1.0, -1, 0 }, //
{"kTauLowToEl3Pi", 1, 15, 990, 3.5, 20.0, -1, 1 }, // from 0.4 to 15 GeV
{"kTauLowToPo3Pi", 1, 15, 990, 3.5, 20.0, -1, 1 }, // from 0.4 to 15 GeV
{"kTauLowToElMu", 1, 15, 990, 3.5, 20.0, -1, 1 }, // from 0.4 to 15 GeV
Expand Down Expand Up @@ -312,8 +312,28 @@ class GeneratorStarlight_class : public Generator


FairGenerator*
GeneratorStarlight(std::string configuration = "empty",float energyCM = 5020, int beam1Z = 82, int beam1A = 208, int beam2Z = 82, int beam2A = 208, std::string extrapars = "")
GeneratorStarlight(std::string configuration = "empty",float energyCM = 5020, int beam1Z = 82, int beam1A = 208, int beam2Z = 82, int beam2A = 208, std::string extrapars = "",std::string dpmjetconf = "")
{
if(dpmjetconf.size() != 0){
//Copy necesary files to the working directory
TString pathDPMJET = gSystem->ExpandPathName("$DPMJET_ROOT/dpmdata");
system(TString::Format("cp -r %s .",pathDPMJET.Data()));
system(TString::Format("cp %s ./my.input",dpmjetconf.c_str()));

//Reset four seeds of the DPMJET random generator in the config
std::random_device rd;
std::mt19937 gen(rd());
std::uniform_int_distribution<> dist(1, 168);

std::string command = "awk -i inplace -v nums=\"";
for (int i = 0; i < 4; ++i)command += TString::Format("%d.0 ", dist(gen));
command +=" \" \' ";
command += "BEGIN {split(nums, newvals);}";
command += "{if ($1 == \"RNDMINIT\") {printf \"%-16s%-9s%-9s%-9s%-9s\\n\", $1, newvals[1], newvals[2], newvals[3], newvals[4];}";
command += " else {print $0;}}\' \"my.input\" ";
system(command.c_str());
}

auto gen = new o2::eventgen::GeneratorStarlight_class();
gen->selectConfiguration(configuration);
gen->setCollisionSystem(energyCM, beam1Z, beam1A, beam2Z, beam2A);
Expand Down
38 changes: 21 additions & 17 deletions MC/config/PWGUD/ini/makeStarlightConfig.py
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,9 @@
parser.add_argument('--extraPars', default='',
help='Extra parameters for SL config')

parser.add_argument('--dpmjetConf', default='',
help='DPMJET config file')


args = parser.parse_args()

Expand Down Expand Up @@ -76,25 +79,26 @@
fout.write('funcName = GeneratorStarlightToEvtGen("%s", %f, %d, %d, %d, %d, "%s") \n' % (args.process,args.eCM ,pZ,pA,tZ,tA,args.extraPars))
else:
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, "%s") \n' % (args.process,args.eCM ,pZ,pA,tZ,tA,args.extraPars))
fout.write('funcName = GeneratorStarlight("%s", %f, %d, %d, %d, %d, "%s", "%s") \n' % (args.process,args.eCM ,pZ,pA,tZ,tA,args.extraPars,args.dpmjetConf))

###Trigger
fout.write('[TriggerExternal] \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')
if args.rapidity == 'muon_eta':
fout.write('funcName = selectDirectPartInAcc(-4.0,-2.5) \n')
else:
if args.rapidity == 'cent_rap':
fout.write('funcName = selectMotherPartInAcc(-0.9,0.9) \n')
if args.rapidity == 'muon_rap':
fout.write('funcName = selectMotherPartInAcc(-4.0,-2.5) \n')
if args.rapidity == 'cent_eta':
fout.write('funcName = selectDaughterPartInAcc(-0.9,0.9) \n')
if args.rapidity == 'muon_eta':
fout.write('funcName = selectDaughterPartInAcc(-4.0,-2.5) \n')
if not 'kDpmjet' in args.process:
fout.write('[TriggerExternal] \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')
if args.rapidity == 'muon_eta':
fout.write('funcName = selectDirectPartInAcc(-4.0,-2.5) \n')
else:
if args.rapidity == 'cent_rap':
fout.write('funcName = selectMotherPartInAcc(-0.9,0.9) \n')
if args.rapidity == 'muon_rap':
fout.write('funcName = selectMotherPartInAcc(-4.0,-2.5) \n')
if args.rapidity == 'cent_eta':
fout.write('funcName = selectDaughterPartInAcc(-0.9,0.9) \n')
if args.rapidity == 'muon_eta':
fout.write('funcName = selectDaughterPartInAcc(-4.0,-2.5) \n')

### close outout file
fout.close()
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