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Backporting to 71X: adding Pythia8 Filter for genparticles HT #12800
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cmsbuild
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cms-sw:CMSSW_7_1_X
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alefisico:CMSSW_7_1_X_PythiaHTFilterv2
Feb 1, 2016
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,71 @@ | ||
| #ifndef PYTHIAFILTERHT_h | ||
| #define PYTHIAFILTERHT_h | ||
| // -*- C++ -*- | ||
| // | ||
| // Package: PythiaFilterHT | ||
| // Class: PythiaFilterHT | ||
| // | ||
| /**\class PythiaFilterHT PythiaFilterHT.cc IOMC/PythiaFilterHT/src/PythiaFilterHT.cc | ||
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| Description: <one line class summary> | ||
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| Implementation: | ||
| <Notes on implementation> | ||
| */ | ||
| // | ||
| // Original Author: Alejandro Gomez Espinosa | ||
| // | ||
| // | ||
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| // system include files | ||
| #include <memory> | ||
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| // user include files | ||
| #include "FWCore/Framework/interface/Frameworkfwd.h" | ||
| #include "FWCore/Framework/interface/EDFilter.h" | ||
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| #include "FWCore/Framework/interface/Event.h" | ||
| #include "FWCore/Framework/interface/MakerMacros.h" | ||
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| #include "FWCore/ParameterSet/interface/ParameterSet.h" | ||
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| // | ||
| // class decleration | ||
| // | ||
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| class PythiaFilterHT : public edm::EDFilter { | ||
| public: | ||
| explicit PythiaFilterHT(const edm::ParameterSet&); | ||
| ~PythiaFilterHT(); | ||
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| virtual bool filter(edm::Event&, const edm::EventSetup&); | ||
| private: | ||
| // ----------member data --------------------------- | ||
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| std::string label_; | ||
| int particleID; | ||
| double minpcut; | ||
| double maxpcut; | ||
| double minptcut; | ||
| double minhtcut; | ||
| double maxptcut; | ||
| double minetacut; | ||
| double maxetacut; | ||
| double minrapcut; | ||
| double maxrapcut; | ||
| double maxphicut; | ||
| double minphicut; | ||
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| double rapidity; | ||
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| int status; | ||
| int motherID; | ||
| int processID; | ||
| int theNumberOfTestedEvt; | ||
| int theNumberOfSelected; | ||
| int maxnumberofeventsinrun; | ||
| }; | ||
| #endif |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,108 @@ | ||
| #include "GeneratorInterface/GenFilters/interface/PythiaFilterHT.h" | ||
| #include "SimDataFormats/GeneratorProducts/interface/HepMCProduct.h" | ||
| #include <iostream> | ||
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| using namespace edm; | ||
| using namespace std; | ||
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| PythiaFilterHT::PythiaFilterHT(const edm::ParameterSet& iConfig) : | ||
| label_(iConfig.getUntrackedParameter("moduleLabel",std::string("generator"))), | ||
| /*minpcut(iConfig.getUntrackedParameter("MinP", 0.)), | ||
| maxpcut(iConfig.getUntrackedParameter("MaxP", 10000.)), | ||
| minptcut(iConfig.getUntrackedParameter("MinPt", 0.)), | ||
| maxptcut(iConfig.getUntrackedParameter("MaxPt", 10000.)), | ||
| minetacut(iConfig.getUntrackedParameter("MinEta", -10.)), | ||
| maxetacut(iConfig.getUntrackedParameter("MaxEta", 10.)), | ||
| minrapcut(iConfig.getUntrackedParameter("MinRapidity", -20.)), | ||
| maxrapcut(iConfig.getUntrackedParameter("MaxRapidity", 20.)), | ||
| minphicut(iConfig.getUntrackedParameter("MinPhi", -3.5)), | ||
| maxphicut(iConfig.getUntrackedParameter("MaxPhi", 3.5)),*/ | ||
| minhtcut(iConfig.getUntrackedParameter("MinHT", 0.)), | ||
| motherID(iConfig.getUntrackedParameter("MotherID", 0)) { | ||
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| theNumberOfTestedEvt = 0; | ||
| theNumberOfSelected = 0; | ||
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| cout << " Cut Definition: " << endl; | ||
| /*cout << " MinP = " << minpcut << endl; | ||
| cout << " MaxP = " << maxpcut << endl; | ||
| cout << " MinPt = " << minptcut << endl; | ||
| cout << " MaxPt = " << maxptcut << endl; | ||
| cout << " MinEta = " << minetacut << endl; | ||
| cout << " MaxEta = " << maxetacut << endl; | ||
| cout << " MinRapidity = " << minrapcut << endl; | ||
| cout << " MaxRapidity = " << maxrapcut << endl; | ||
| cout << " MinPhi = " << minphicut << endl; | ||
| cout << " MaxPhi = " << maxphicut << endl;*/ | ||
| cout << " MinHT = " << minhtcut << endl; | ||
| cout << " MotherID = " << motherID << endl; | ||
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| } | ||
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| PythiaFilterHT::~PythiaFilterHT() { | ||
| std::cout << "Total number of tested events = " << theNumberOfTestedEvt << std::endl; | ||
| std::cout << "Total number of accepted events = " << theNumberOfSelected << std::endl; | ||
| } | ||
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| // | ||
| // member functions | ||
| // | ||
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| // ------------ method called to produce the data ------------ | ||
| bool PythiaFilterHT::filter(edm::Event& iEvent, const edm::EventSetup& iSetup) { | ||
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| theNumberOfTestedEvt++; | ||
| if(theNumberOfTestedEvt%1000 == 0) cout << "Number of tested events = " << theNumberOfTestedEvt << endl; | ||
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| bool accepted = false; | ||
| Handle<HepMCProduct> evt; | ||
| iEvent.getByLabel(label_, evt); | ||
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| const HepMC::GenEvent * myGenEvent = evt->GetEvent(); | ||
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| double HT = 0; | ||
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| for ( HepMC::GenEvent::particle_const_iterator p = myGenEvent->particles_begin(); p != myGenEvent->particles_end(); ++p ) { | ||
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| if ( ( (*p)->status() == 23 ) && ( ( abs( (*p)->pdg_id() ) < 6 ) || ( (*p)->pdg_id() == 21 ) ) ) { | ||
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| /*rapidity = 0.5*log( ((*p)->momentum().e()+(*p)->momentum().pz()) / ((*p)->momentum().e()-(*p)->momentum().pz()) ); | ||
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| if ( (*p)->momentum().rho() > minpcut | ||
| && (*p)->momentum().rho() < maxpcut | ||
| && (*p)->momentum().perp() > minptcut | ||
| && (*p)->momentum().perp() < maxptcut | ||
| && (*p)->momentum().eta() > minetacut | ||
| && (*p)->momentum().eta() < maxetacut | ||
| && rapidity > minrapcut | ||
| && rapidity < maxrapcut | ||
| && (*p)->momentum().phi() > minphicut | ||
| && (*p)->momentum().phi() < maxphicut ) {*/ | ||
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| if ( motherID == 0 ) { | ||
| HT += (*p)->momentum().perp(); | ||
| } else { | ||
| HepMC::GenParticle* mother = (*((*p)->production_vertex()->particles_in_const_begin())); | ||
| if (abs(mother->pdg_id()) == abs(motherID)) { | ||
| HT += (*p)->momentum().perp(); | ||
| } | ||
| } | ||
| //} | ||
| } | ||
| } | ||
| if ( HT > minhtcut ) accepted = true; | ||
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| if (accepted){ | ||
| theNumberOfSelected++; | ||
| cout << "========> Event preselected " << theNumberOfSelected << " HT = " << HT << endl; | ||
| return true; | ||
| } else { | ||
| //cout << "========> Event rejected HT = " << HT << endl; | ||
| return false; | ||
| } | ||
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| } | ||
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@alefisico
Sorry for the slow review
Please remove the couts. Thanks