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mschen |
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#include "mcParticle.h"
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#include <iostream>
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using std::cout;
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using std::endl;
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int defineMuonParentClass(int parentPDG, int status){
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int parentClass_ = -1;
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if(status==1) parentClass_= defineParentClass(parentPDG); // pythia level, gen level 0, 1, 2, 3, 4
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if(status==8) parentClass_ = 5; // decay in flight, (pion or kaon ....)
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return parentClass_;
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}
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int defineParentClass(int parentPDG){
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// for pythia level leptons, they must have parents .....
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// check the PDG ID table
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parentPDG = abs(parentPDG);
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int parentClass_ = -1;
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// ==== SUSY and TECHNICOLOR PARTICLES 1000001~3999999
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// id<80 --> quark, leptons, bosons
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// 2212 -> p
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if (parentPDG < 80 || parentPDG==2212 || (parentPDG>=1000001 && parentPDG<3999999))
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parentClass_ = 0; // prompt
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if (parentPDG>=80 && parentPDG!=2212 && !(parentPDG>=1000001 && parentPDG<3999999))
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parentClass_ = 1; // non-prompt
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if ((parentPDG>=80 && parentPDG<400)
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|| (parentPDG>=1000 && parentPDG<4000 && parentPDG!=2212))
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parentClass_ = 2; // light flavor decay, uds
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if ((parentPDG>=400 && parentPDG<500)
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|| (parentPDG>=4000 && parentPDG<5000)
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|| parentPDG==84)
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parentClass_ = 3; // c decay
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if ((parentPDG>=500 && parentPDG<600)
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|| (parentPDG>=5000 && parentPDG<6000)
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|| parentPDG==85)
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parentClass_ = 4; // b decay
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if (parentClass_==1){
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// cout << "WARNING: parentClass_==1... still... assigning 2...\t" << "parentPDG: " << parentPDG << endl;
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parentClass_ = 2;
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}
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if (parentClass_<0){
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// cout << "WARNING: parentClass_<0... still... assigning 0...\t" << "parentPDG: " << parentPDG << endl;
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parentClass_ = 0;
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}
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return parentClass_;
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}
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// FIXME print out how many mothers/daugthers it has
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void mcParticle::printMC(){
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cout<<"\t mc: id "<<id()
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<<" status "<<status()
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<<" charge "<<q()
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<<" pt "<<pt()
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<<" eta "<<eta()
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<<" phi "<<phi()
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<<" p "<<p()
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<<" parentPDG "<<getParentPDG()
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<<" parentIndex "<<getParentIndex()
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<<endl;
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}
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void mcParticle::printMC(ofstream &fout){
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fout<<"\t mc: id "<<id()
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<<" status "<<status()
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<<" charge "<<q()
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<<" pt "<<pt()
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<<" eta "<<eta()
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<<" phi "<<phi()
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<<" p "<<p()
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<<" parentPDG "<<getParentPDG()
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<<" parentIndex "<<getParentIndex()
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<<endl;
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}
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