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lethuill |
1.4 |
#include "../interface/ParticleTreeDrawer.h"
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mlethuil |
1.1 |
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using namespace std;
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using namespace edm;
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using namespace reco;
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lethuill |
1.5 |
//using namespace HepMC;
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mlethuil |
1.1 |
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lethuill |
1.6 |
ParticleTreeDrawer::ParticleTreeDrawer(const edm::ParameterSet & config, const edm::ParameterSet & producersNames) :
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allowMissingCollection_(producersNames.getUntrackedParameter<bool>("allowMissingCollection", false) ),
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src_( producersNames.getParameter<InputTag>( "genParticlesProducer" ) ),
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printP4_( config.getUntrackedParameter<bool>( "mcTreePrintP4", false ) ),
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printPtEtaPhi_( config.getUntrackedParameter<bool>( "mcTreePrintPtEtaPhi", false ) ),
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printVertex_( config.getUntrackedParameter<bool>( "mcTreePrintVertex", false ) ),
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printStatus_( config.getUntrackedParameter<bool>( "mcTreePrintStatus", false ) ),
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printIndex_( config.getUntrackedParameter<bool>( "mcTreePrintIndex", false ) ),
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status_( config.getUntrackedParameter<vint>( "mcTreeStatus", vint() ) )
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{
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}
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bool ParticleTreeDrawer::accept( const reco::Candidate & c ) const
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{
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if ( status_.size() == 0 ) return true;
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return find( status_.begin(), status_.end(), c.status() ) != status_.end();
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}
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bool ParticleTreeDrawer::hasValidDaughters( const reco::Candidate & c ) const
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{
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size_t ndau = c.numberOfDaughters();
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for( size_t i = 0; i < ndau; ++ i )
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{
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if ( accept( * c.daughter( i ) ) ) return true;
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}
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return false;
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}
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bool ParticleTreeDrawer::analyze( const Event & event, const EventSetup & es )
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{
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try
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{
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es.getData( pdt_ );
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edm::Handle<View<Candidate> > particles;
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event.getByLabel( src_, particles );
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cands_.clear();
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for( View<Candidate>::const_iterator p = particles->begin(); p != particles->end(); ++ p )
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{
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cands_.push_back( & * p );
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}
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for( View<Candidate>::const_iterator p = particles->begin(); p != particles->end(); ++ p )
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{
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if ( accept( * p ) )
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{
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if ( p->mother() == 0 )
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{
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cout << "-- decay tree: --" << endl;
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printDecay( * p, "" );
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}
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}
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}
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}
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catch (cms::Exception& exception)
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{
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if ( !allowMissingCollection_ )
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{
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cout << " ##### ERROR IN ParticleTreeDrawer::analyze => No genParticles #####"<<endl;
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throw exception;
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}
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return false;
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}
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return true;
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}
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void ParticleTreeDrawer::printInfo( const Candidate & c ) const
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{
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if ( printP4_ ) cout << " (" << c.px() << ", " << c.py() << ", " << c.pz() << "; " << c.energy() << ")";
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if ( printPtEtaPhi_ ) cout << " [" << c.pt() << ": " << c.eta() << ", " << c.phi() << "]";
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if ( printVertex_ ) cout << " {" << c.vx() << ", " << c.vy() << ", " << c.vz() << "}";
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if ( printStatus_ ) cout << "{status: " << c.status() << "}";
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if ( printIndex_ ) {
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int idx = -1;
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vector<const Candidate *>::const_iterator found = find( cands_.begin(), cands_.end(), & c );
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if ( found != cands_.end() )
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{
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idx = found - cands_.begin();
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cout << " <idx: " << idx << ">";
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}
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}
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}
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void ParticleTreeDrawer::printDecay( const Candidate & c, const string & pre ) const
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{
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int id = c.pdgId();
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const ParticleData * pd = pdt_->particle( id );
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cout << (pd != 0? pd->name():"???");
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printInfo( c );
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cout << endl;
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size_t ndau = c.numberOfDaughters(), validDau = 0;
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for( size_t i = 0; i < ndau; ++ i )
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{
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if ( accept( * c.daughter( i ) ) ) ++ validDau;
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}
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if ( validDau == 0 ) return;
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bool lastLevel = true;
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for( size_t i = 0; i < ndau; ++ i )
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{
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if ( hasValidDaughters( * c.daughter( i ) ) )
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{
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lastLevel = false;
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break;
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}
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}
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if ( lastLevel )
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{
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cout << pre << "+-> ";
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size_t vd = 0;
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for( size_t i = 0; i < ndau; ++ i )
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{
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const Candidate * d = c.daughter( i );
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if ( accept( * d ) )
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{
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const ParticleData * pd = pdt_->particle( d->pdgId() );
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cout << (pd != 0? pd->name():"???") << endl;
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printInfo( * d );
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if ( vd != validDau - 1 ) cout << " ";
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vd ++;
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}
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}
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cout << endl;
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return;
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}
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for( size_t i = 0; i < ndau; ++i )
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{
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lethuill |
1.3 |
const Candidate * d = c.daughter( i );
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lethuill |
1.6 |
assert( d != 0 );
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if ( accept( * d ) )
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{
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cout << pre << "+-> ";
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string prepre( pre );
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if ( i == ndau - 1 ) prepre += " ";
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else prepre += "| ";
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printDecay( * d, prepre );
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}
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}
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lethuill |
1.3 |
}
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