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PWGHF: Add possibility to pass pT-hard bins from script #1674

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merged 4 commits into from
Jun 25, 2024
Merged

PWGHF: Add possibility to pass pT-hard bins from script #1674

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2add71b
PWGHF: Add possibility to pass pT-hard bins from script
fgrosa Jun 25, 2024
61708d9
Add missing cast
fgrosa Jun 25, 2024
4c494a1
Add missing cast
fgrosa Jun 25, 2024
ed76406
Fix typo
fgrosa Jun 25, 2024
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17 changes: 16 additions & 1 deletion MC/config/PWGHF/external/generator/generator_pythia8_embed_hf.C
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Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,20 @@ public:
LOG(fatal) << "********** [GeneratorPythia8EmbedHF] bad configuration, fix it! **********";
break;
}

// we set pT hard bins
auto seed = dynamic_cast<GeneratorPythia8GapTriggeredHF*>(mGeneratorEvHF)->getUsedSeed();
float ptHardBins[4] = {2.76, 20., 50., 1000.};
int iPt{0};
if (seed % 10 < 7) {
iPt = 0;
} else if (seed % 10 < 9) {
iPt = 1;
} else {
iPt = 2;
}
dynamic_cast<GeneratorPythia8GapTriggeredHF*>(mGeneratorEvHF)->readString(Form("PhaseSpace:pTHatMin = %f", ptHardBins[iPt]));
dynamic_cast<GeneratorPythia8GapTriggeredHF*>(mGeneratorEvHF)->readString(Form("PhaseSpace:pTHatMax = %f", ptHardBins[iPt+1]));
mGeneratorEvHF->Init();
}

Expand Down Expand Up @@ -188,4 +202,5 @@ FairGenerator * GeneratorPythia8EmbedHFCharmAndBeauty(float yQuarkMin = -1.5, fl
myGen->setupGeneratorEvHF(hf_generators::GapTriggeredCharmAndBeauty, yQuarkMin, yQuarkMax, yHadronMin, yHadronMax, hadronPdgList);

return myGen;
}
}

13 changes: 13 additions & 0 deletions MC/config/PWGHF/external/generator/generator_pythia8_gaptriggered_hf.C
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Expand Up @@ -75,6 +75,14 @@ public:
mHadRapidityMin = yMin;
mHadRapidityMax = yMax;
};
void setUsedSeed(unsigned int seed)
{
mUsedSeed = seed;
};
unsigned int getUsedSeed() const
{
return mUsedSeed;
};

protected:
//__________________________________________________________________
Expand Down Expand Up @@ -200,6 +208,7 @@ private:
int mHadronPdg;
float mHadRapidityMin;
float mHadRapidityMax;
unsigned int mUsedSeed;

// Control gap-triggering
unsigned long long mGeneratedEvents;
Expand All @@ -218,6 +227,7 @@ FairGenerator *GeneratorPythia8GapTriggeredCharm(int inputTriggerRatio, float yQ
{
auto myGen = new GeneratorPythia8GapTriggeredHF(inputTriggerRatio, std::vector<int>{4}, hadronPdgList);
auto seed = (gRandom->TRandom::GetSeed() % 900000000);
myGen->setUsedSeed(seed);
myGen->readString("Random:setSeed on");
myGen->readString("Random:seed " + std::to_string(seed));
myGen->setQuarkRapidity(yQuarkMin, yQuarkMax);
Expand All @@ -233,6 +243,7 @@ FairGenerator *GeneratorPythia8GapTriggeredBeauty(int inputTriggerRatio, float y
{
auto myGen = new GeneratorPythia8GapTriggeredHF(inputTriggerRatio, std::vector<int>{5}, hadronPdgList);
auto seed = (gRandom->TRandom::GetSeed() % 900000000);
myGen->setUsedSeed(seed);
myGen->readString("Random:setSeed on");
myGen->readString("Random:seed " + std::to_string(seed));
myGen->setQuarkRapidity(yQuarkMin, yQuarkMax);
Expand All @@ -248,6 +259,7 @@ FairGenerator *GeneratorPythia8GapTriggeredCharmAndBeauty(int inputTriggerRatio,
{
auto myGen = new GeneratorPythia8GapTriggeredHF(inputTriggerRatio, std::vector<int>{4, 5}, hadronPdgList);
auto seed = (gRandom->TRandom::GetSeed() % 900000000);
myGen->setUsedSeed(seed);
myGen->readString("Random:setSeed on");
myGen->readString("Random:seed " + std::to_string(seed));
myGen->setQuarkRapidity(yQuarkMin, yQuarkMax);
Expand All @@ -266,6 +278,7 @@ FairGenerator *GeneratorPythia8GapHF(int inputTriggerRatio, float yQuarkMin = -1
}
auto myGen = new GeneratorPythia8GapTriggeredHF(inputTriggerRatio, quarkPdgList, hadronPdgList);
auto seed = (gRandom->TRandom::GetSeed() % 900000000);
myGen->setUsedSeed(seed);
myGen->readString("Random:setSeed on");
myGen->readString("Random:seed " + std::to_string(seed));
myGen->setQuarkRapidity(yQuarkMin, yQuarkMax);
Expand Down