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#ifndef GenParticle_H
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#define GenParticle_H
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#include "FlavorParticle.h"
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#include <iomanip>
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#include <iostream>
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#include <string>
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#include <sstream>
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/**
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* @short generator particle class
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* @author Thomas Peiffer
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*/
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class GenParticle : public FlavorParticle{
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public:
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GenParticle(){
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m_status=0;
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m_index=0;
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m_mother1=0;
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m_mother2=0;
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m_daughter1=0;
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m_daughter2=0;
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m_spin=0;
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};
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~GenParticle(){
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};
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int status() const{return m_status;}
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int index() const{return m_index;}
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int mother1() const{return m_mother1;}
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int mother2() const{return m_mother2;}
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int daughter1() const{return m_daughter1;}
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int daughter2() const{return m_daughter2;}
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int spin() const{return m_spin;}
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//return mother 1 or 2 (ind<=1 or ind>=2)
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GenParticle* mother(std::vector<GenParticle> *gplist, int ind=1) const {
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for(unsigned int i=0; i< gplist->size(); ++i){
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if(ind<=1){
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if(this->m_mother1 == gplist->at(i).index()){
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return &(gplist->at(i));
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}
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}
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else{
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if(this->m_mother2 == gplist->at(i).index()){
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return &(gplist->at(i));
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}
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}
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}
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//std::cout << "WARNING: Mother " << ind << " not found in list of GenParticles" << std::endl;
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return 0;
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}
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//return daughter 1 or 2 (ind<=1 or ind>=2)
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GenParticle* daughter(std::vector<GenParticle> *gplist, int ind=1) const {
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for(unsigned int i=0; i< gplist->size(); ++i){
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if(ind<=1){
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if(this->m_daughter1 == gplist->at(i).index()){
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return &(gplist->at(i));
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}
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}
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else{
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if(this->m_daughter2 == gplist->at(i).index()){
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return &(gplist->at(i));
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}
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}
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}
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//std::cout << "WARNING: Daughter " << ind << " not found in list of GenParticles" << std::endl;
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return 0;
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}
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//print list of particles in one event with their characteristics
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void Print(std::vector<GenParticle> *gplist) const{
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std::cout << std::setw(10) << this->m_index << '|';
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std::cout << std::setw(10) << this->pdgId() << '|';
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std::cout << std::setw(10) << this->m_status << '|';
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if(this->mother(gplist, 1)){
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std::ostringstream convert1;
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convert1 << "id:" << this->mother(gplist, 1)->pdgId() << ", ind:" << this->m_mother1;
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std::cout << std::setw(20) << convert1.str() << '|';
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}
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else{std::cout << std::setw(20) << "none" << '|';}
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if(this->mother(gplist, 2)){
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std::ostringstream convert2;
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convert2 << "id:" << this->mother(gplist, 2)->pdgId() << ", ind:" << this->m_mother2;
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std::cout << std::setw(20) << convert2.str() << '|';
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}
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else{std::cout << std::setw(20) << "none" << '|';}
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if(this->daughter(gplist, 1)){
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std::ostringstream convert3;
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convert3 << "id:" << this->daughter(gplist, 1)->pdgId() << ", ind:" << this->m_daughter1;
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std::cout << std::setw(20) << convert3.str() << '|';
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}
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else{std::cout << std::setw(20) << "none" << '|';}
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if(this->daughter(gplist, 2)){
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std::ostringstream convert4;
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convert4 << "id:" << this->daughter(gplist, 2)->pdgId() << ", ind:" << this->m_daughter2;
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std::cout << std::setw(20) << convert4.str() << '|';
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}
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else{std::cout << std::setw(20) << "none" << '|';}
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std::cout << std::setw(10) << this->v4().Px() << '|';
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std::cout << std::setw(10) << this->v4().Py() << '|';
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std::cout << std::setw(10) << this->v4().Pz() << '|';
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std::cout << std::setw(10) << this->energy() << '|';
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std::cout << std::setw(10) << this->pt() << '|';
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double m2 = this->v4().M2();
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double m;
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if (m2>0) m = sqrt(m2);
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else m = (-1)*sqrt((-1)*m2);
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std::cout << std::setw(10) << m << std::endl;
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return;
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}
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void set_status(int x){ m_status=x;}
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void set_index(int x){ m_index=x;}
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void set_mother1(int x){ m_mother1=x;}
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void set_mother2(int x){ m_mother2=x;}
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void set_daughter1(int x){ m_daughter1=x;}
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void set_daughter2(int x){ m_daughter2=x;}
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void set_spin(int x){ m_spin=x;}
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private:
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int m_status;
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int m_index;
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int m_mother1;
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int m_mother2;
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int m_daughter1;
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int m_daughter2;
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int m_spin;
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};
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#endif
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