FBaseSimEvent Class Reference

#include <FBaseSimEvent.h>

Inheritance diagram for FBaseSimEvent:

Public Member Functions
void	addChargedTrack (int id)
	Add an id in the vector of charged tracks id's. More...
void	addParticles (const HepMC::GenEvent &hev)
	Add the particles and their vertices to the list. More...
int	addSimTrack (const RawParticle *p, int iv, int ig=-1, const HepMC::GenVertex *ev=nullptr)
	Add a new track to the Event and to the various lists. More...
int	addSimVertex (const XYZTLorentzVector &decayVertex, int im=-1, FSimVertexType::VertexType type=FSimVertexType::ANY)
	Add a new vertex to the Event and to the various lists. More...
int	chargedTrack (int id) const
	return "reconstructed" charged tracks index. More...
void	clear ()
	clear the FBaseSimEvent content before the next event More...
const HepMC::GenParticle *	embdGenpart (int i) const
	return MC track with a given id More...
const SimTrack &	embdTrack (int i) const
	return embedded track with given id More...
const SimVertex &	embdVertex (int i) const
	return embedded vertex with given id More...
const FSimVertexType &	embdVertexType (int i) const
	return embedded vertex type with given id More...
	FBaseSimEvent (const edm::ParameterSet &kine)
	Default constructor. More...
void	fill (const HepMC::GenEvent &hev)
	fill the FBaseSimEvent from the current HepMC::GenEvent More...
void	fill (const std::vector< SimTrack > &, const std::vector< SimVertex > &)
	fill the FBaseSimEvent from SimTrack's and SimVert'ices More...
const KineParticleFilter &	filter () const
void	initializePdt (const HepPDT::ParticleDataTable *aPdt)
	Initialize the particle data table. More...
unsigned int	nChargedTracks () const
	Number of "reconstructed" charged tracks. More...
unsigned int	nGenParts () const
	Number of generator particles. More...
unsigned int	nTracks () const
	Number of tracks. More...
unsigned int	nVertices () const
	Number of vertices. More...
void	print () const
	print the FBaseSimEvent in an intelligible way More...
void	printMCTruth (const HepMC::GenEvent &hev)
	print the original MCTruth event More...
const HepPDT::ParticleDataTable *	theTable () const
	Get the pointer to the particle data table. More...
FSimTrack &	track (int id) const
	Return track with given Id. More...
FSimVertex &	vertex (int id) const
	Return vertex with given Id. More...
FSimVertexType &	vertexType (int id) const
	Return vertex with given Id. More...
	~FBaseSimEvent ()
	usual virtual destructor More...

Protected Member Functions
std::vector< HepMC::GenParticle * > *	genparts () const
	The pointer to the vector of GenParticle's. More...
std::vector< FSimTrack > *	tracks () const
	The pointer to the vector of FSimTrack's. More...
std::vector< FSimVertex > *	vertices () const
	The pointer to the vector of FSimVertex's. More...

Private Attributes
unsigned int	initialSize
double	lateVertexPosition
KineParticleFilter *	myFilter
	The particle filter. More...
unsigned int	nChargedParticleTracks
unsigned int	nGenParticles
unsigned int	nSimTracks
unsigned int	nSimVertices
const ParticleDataTable *	pdt
double	sigmaVerteX
double	sigmaVerteY
double	sigmaVerteZ
unsigned int	theChargedSize
std::vector< unsigned > *	theChargedTracks
FSimVertexTypeCollection *	theFSimVerticesType
std::vector< HepMC::GenParticle * > *	theGenParticles
unsigned int	theGenSize
std::vector< FSimTrack > *	theSimTracks
std::vector< FSimVertex > *	theSimVertices
unsigned int	theTrackSize
unsigned int	theVertexSize

Detailed Description

Definition at line 42 of file FBaseSimEvent.h.

Constructor & Destructor Documentation

FBaseSimEvent()

FBaseSimEvent::FBaseSimEvent

(

const edm::ParameterSet &

kine

)

Default constructor.

Definition at line 32 of file FBaseSimEvent.cc.

    : nSimTracks(0), nSimVertices(0), nGenParticles(0), nChargedParticleTracks(0), initialSize(5000) {
  // Initialize the vectors of particles and vertices
  theGenParticles = new std::vector<HepMC::GenParticle*>();
  theSimTracks = new std::vector<FSimTrack>;
  theSimVertices = new std::vector<FSimVertex>;
  theChargedTracks = new std::vector<unsigned>();
  theFSimVerticesType = new FSimVertexTypeCollection();
 
  // Reserve some size to avoid mutiple copies
  /* */
  theSimTracks->resize(initialSize);
  theSimVertices->resize(initialSize);
  theGenParticles->resize(initialSize);
  theChargedTracks->resize(initialSize);
  theFSimVerticesType->resize(initialSize);
  theTrackSize = initialSize;
  theVertexSize = initialSize;
  theGenSize = initialSize;
  theChargedSize = initialSize;
  /* */
 
  // Initialize the Particle filter
  myFilter = new KineParticleFilter(kine);
 
  // Initialize the distance from (0,0,0) after which *generated* particles are
  // no longer considered - because the mother could have interacted before.
  // unit : cm x cm
  lateVertexPosition = 2.5 * 2.5;
}

References initialSize, lateVertexPosition, theChargedSize, theChargedTracks, theFSimVerticesType, theGenParticles, theGenSize, theSimTracks, theSimVertices, theTrackSize, and theVertexSize.

~FBaseSimEvent()

FBaseSimEvent::~FBaseSimEvent

(

)

usual virtual destructor

Definition at line 63 of file FBaseSimEvent.cc.

                              {
  // Clear the vectors
  theGenParticles->clear();
  theSimTracks->clear();
  theSimVertices->clear();
  theChargedTracks->clear();
  theFSimVerticesType->clear();
 
  // Delete
  delete theGenParticles;
  delete theSimTracks;
  delete theSimVertices;
  delete theChargedTracks;
  delete theFSimVerticesType;
  delete myFilter;
}

References myFilter, theChargedTracks, theFSimVerticesType, theGenParticles, theSimTracks, and theSimVertices.

Member Function Documentation

addChargedTrack()

void FBaseSimEvent::addChargedTrack

(

int

id

)

Add an id in the vector of charged tracks id's.

Definition at line 651 of file FBaseSimEvent.cc.

                                          {
  (*theChargedTracks)[nChargedParticleTracks++] = id;
  if (nChargedParticleTracks / theChargedSize * theChargedSize == nChargedParticleTracks) {
    theChargedSize *= 2;
    theChargedTracks->resize(theChargedSize);
  }
}

References triggerObjects_cff::id, nChargedParticleTracks, theChargedSize, and theChargedTracks.

addParticles()

void FBaseSimEvent::addParticles

(

const HepMC::GenEvent &

hev

)

Add the particles and their vertices to the list.

Some internal array to work with.

Definition at line 311 of file FBaseSimEvent.cc.

                                                                {
  int genEventSize = myGenEvent.particles_size();
  std::vector<int> myGenVertices(genEventSize, static_cast<int>(0));
 
  // If no particles, no work to be done !
  if (myGenEvent.particles_empty())
    return;
 
  // Are there particles in the FSimEvent already ?
  int offset = nGenParts();
 
  // Primary vertex
  HepMC::GenVertex* primaryVertex = *(myGenEvent.vertices_begin());
 
  // unit transformation (needs review)
  XYZTLorentzVector primaryVertexPosition(primaryVertex->position().x() / 10.,
                                          primaryVertex->position().y() / 10.,
                                          primaryVertex->position().z() / 10.,
                                          primaryVertex->position().t() / 10.);
 
  // This is the main vertex index
  int mainVertex = addSimVertex(primaryVertexPosition, -1, FSimVertexType::PRIMARY_VERTEX);
 
  int initialBarcode = 0;
  if (myGenEvent.particles_begin() != myGenEvent.particles_end()) {
    initialBarcode = (*myGenEvent.particles_begin())->barcode();
  }
 
  // Loop on the particles of the generated event
  for (auto piter = myGenEvent.particles_begin(); piter != myGenEvent.particles_end(); ++piter) {
    // This is the generated particle pointer - for the signal event only
    HepMC::GenParticle* p = *piter;
 
    if (!offset) {
      (*theGenParticles)[nGenParticles++] = p;
      if (nGenParticles / theGenSize * theGenSize == nGenParticles) {
        theGenSize *= 2;
        theGenParticles->resize(theGenSize);
      }
    }
 
    // Reject particles with late origin vertex (i.e., coming from late decays)
    // This should not happen, but one never knows what users may be up to!
    // For example exotic particles might decay late - keep the decay products in the case.
    XYZTLorentzVector productionVertexPosition(0., 0., 0., 0.);
    HepMC::GenVertex* productionVertex = p->production_vertex();
    if (productionVertex) {
      unsigned productionMother = productionVertex->particles_in_size();
      if (productionMother) {
        unsigned motherId = (*(productionVertex->particles_in_const_begin()))->pdg_id();
        if (motherId < 1000000)
          productionVertexPosition = XYZTLorentzVector(productionVertex->position().x() / 10.,
                                                       productionVertex->position().y() / 10.,
                                                       productionVertex->position().z() / 10.,
                                                       productionVertex->position().t() / 10.);
      }
    }
    if (!myFilter->acceptVertex(productionVertexPosition))
      continue;
 
    int abspdgId = std::abs(p->pdg_id());
    HepMC::GenVertex* endVertex = p->end_vertex();
 
    // Keep only:
    // 1) Stable particles (watch out! New status code = 1001!)
    bool testStable = p->status() % 1000 == 1;
    // Declare stable standard particles that decay after a macroscopic path length
    // (except if exotic)
    if (p->status() == 2 && abspdgId < 1000000) {
      if (endVertex) {
        XYZTLorentzVector decayPosition = XYZTLorentzVector(endVertex->position().x() / 10.,
                                                            endVertex->position().y() / 10.,
                                                            endVertex->position().z() / 10.,
                                                            endVertex->position().t() / 10.);
        // If the particle flew enough to be beyond the beam pipe enveloppe, just declare it stable
        if (decayPosition.Perp2() > lateVertexPosition)
          testStable = true;
      }
    }
 
    // 2) or particles with stable daughters (watch out! New status code = 1001!)
    bool testDaugh = false;
    if (!testStable && p->status() == 2 && endVertex && endVertex->particles_out_size()) {
      HepMC::GenVertex::particles_out_const_iterator firstDaughterIt = endVertex->particles_out_const_begin();
      HepMC::GenVertex::particles_out_const_iterator lastDaughterIt = endVertex->particles_out_const_end();
      for (; firstDaughterIt != lastDaughterIt; ++firstDaughterIt) {
        HepMC::GenParticle* daugh = *firstDaughterIt;
        if (daugh->status() % 1000 == 1) {
          // Check that it is not a "prompt electron or muon brem":
          if (abspdgId == 11 || abspdgId == 13) {
            if (endVertex) {
              XYZTLorentzVector endVertexPosition = XYZTLorentzVector(endVertex->position().x() / 10.,
                                                                      endVertex->position().y() / 10.,
                                                                      endVertex->position().z() / 10.,
                                                                      endVertex->position().t() / 10.);
              // If the particle flew enough to be beyond the beam pipe enveloppe, just declare it stable
              if (endVertexPosition.Perp2() < lateVertexPosition) {
                break;
              }
            }
          }
          testDaugh = true;
          break;
        }
      }
    }
 
    // 3) or particles that fly more than one micron.
    double dist = 0.;
    if (!testStable && !testDaugh && p->production_vertex()) {
      XYZTLorentzVector productionVertexPosition(p->production_vertex()->position().x() / 10.,
                                                 p->production_vertex()->position().y() / 10.,
                                                 p->production_vertex()->position().z() / 10.,
                                                 p->production_vertex()->position().t() / 10.);
      dist = (primaryVertexPosition - productionVertexPosition).Vect().Mag2();
    }
    bool testDecay = (dist > 1e-8) ? true : false;
 
    // Save the corresponding particle and vertices
    if (testStable || testDaugh || testDecay) {
      /*
      const HepMC::GenParticle* mother = p->production_vertex() ?
    *(p->production_vertex()->particles_in_const_begin()) : 0;
      */
 
      int motherBarcode = p->production_vertex() && p->production_vertex()->particles_in_const_begin() !=
                                                        p->production_vertex()->particles_in_const_end()
                              ? (*(p->production_vertex()->particles_in_const_begin()))->barcode()
                              : 0;
 
      int originVertex = motherBarcode && myGenVertices[motherBarcode - initialBarcode]
                             ? myGenVertices[motherBarcode - initialBarcode]
                             : mainVertex;
 
      XYZTLorentzVector momentum(p->momentum().px(), p->momentum().py(), p->momentum().pz(), p->momentum().e());
      RawParticle part = makeParticle(theTable(), p->pdg_id(), momentum, vertex(originVertex).position());
 
      // Add the particle to the event and to the various lists
 
      int theTrack = testStable && p->end_vertex() ?
                                                   // The particle is scheduled to decay
                         addSimTrack(&part, originVertex, nGenParts() - offset, p->end_vertex())
                                                   :
                                                   // The particle is not scheduled to decay
                         addSimTrack(&part, originVertex, nGenParts() - offset);
 
      if (
          // This one deals with particles with no end vertex
          !p->end_vertex() ||
          // This one deals with particles that have a pre-defined
          // decay proper time, but have not decayed yet
          (testStable && p->end_vertex() && !p->end_vertex()->particles_out_size())
          // In both case, just don't add a end vertex in the FSimEvent
      )
        continue;
 
      // Add the vertex to the event and to the various lists
      XYZTLorentzVector decayVertex = XYZTLorentzVector(p->end_vertex()->position().x() / 10.,
                                                        p->end_vertex()->position().y() / 10.,
                                                        p->end_vertex()->position().z() / 10.,
                                                        p->end_vertex()->position().t() / 10.);
      //    vertex(mainVertex).position();
      int theVertex = addSimVertex(decayVertex, theTrack, FSimVertexType::DECAY_VERTEX);
 
      if (theVertex != -1)
        myGenVertices[p->barcode() - initialBarcode] = theVertex;
 
      // There we are !
    }
  }
}

References funct::abs(), addSimTrack(), addSimVertex(), FSimVertexType::DECAY_VERTEX, MillePedeFileConverter_cfg::e, GenParticle::GenParticle, lateVertexPosition, makeParticle(), objects.autophobj::motherId, nGenParticles, nGenParts(), hltrates_dqm_sourceclient-live_cfg::offset, AlCaHLTBitMon_ParallelJobs::p, FSimVertex::position(), FSimVertexType::PRIMARY_VERTEX, BeamMonitor_cff::primaryVertex, theGenParticles, theGenSize, theTable(), and vertex().

Referenced by fill().

addSimTrack()

int FBaseSimEvent::addSimTrack	(	const RawParticle *	p,
		int	iv,
		int	ig = -1,
		const HepMC::GenVertex *	ev = nullptr
	)

Add a new track to the Event and to the various lists.

Definition at line 484 of file FBaseSimEvent.cc.

                                                                                             {
  // Check that the particle is in the Famos "acceptance"
  // Keep all primaries of pile-up events, though
  if (!myFilter->acceptParticle(*p) && ig >= -1)
    return -1;
 
  // The new track index
  int trackId = nSimTracks++;
  if (nSimTracks / theTrackSize * theTrackSize == nSimTracks) {
    theTrackSize *= 2;
    theSimTracks->resize(theTrackSize);
  }
 
  // Attach the particle to the origin vertex, and to the mother
  vertex(iv).addDaughter(trackId);
  if (!vertex(iv).noParent()) {
    track(vertex(iv).parent().id()).addDaughter(trackId);
 
    if (ig == -1) {
      int motherId = track(vertex(iv).parent().id()).genpartIndex();
      if (motherId < -1)
        ig = motherId;
    }
  }
 
  // Some transient information for FAMOS internal use
  (*theSimTracks)[trackId] =
      ev ?
         // A proper decay time is scheduled
          FSimTrack(p,
                    iv,
                    ig,
                    trackId,
                    this,
                    ev->position().t() / 10. * pdg::mass(p->pid(), theTable()) / std::sqrt(p->momentum().Vect().Mag2()))
         :
         // No proper decay time is scheduled
          FSimTrack(p, iv, ig, trackId, this);
 
  return trackId;
}

References FSimVertex::addDaughter(), FSimTrack::addDaughter(), ev, SimTrack::genpartIndex(), gpuVertexFinder::iv, pdg::mass(), objects.autophobj::motherId, nSimTracks, AlCaHLTBitMon_ParallelJobs::p, class-composition::parent, mathSSE::sqrt(), theSimTracks, theTable(), theTrackSize, track(), and vertex().

Referenced by addParticles(), fill(), MaterialEffects::interact(), and TrajectoryManager::updateWithDaughters().

addSimVertex()

int FBaseSimEvent::addSimVertex	(	const XYZTLorentzVector &	decayVertex,
		int	im = -1,
		FSimVertexType::VertexType	type = FSimVertexType::ANY
	)

Add a new vertex to the Event and to the various lists.

Definition at line 526 of file FBaseSimEvent.cc.

                                                                                                 {
  // Check that the vertex is in the Famos "acceptance"
  if (!myFilter->acceptVertex(v))
    return -1;
 
  // The number of vertices
  int vertexId = nSimVertices++;
  if (nSimVertices / theVertexSize * theVertexSize == nSimVertices) {
    theVertexSize *= 2;
    theSimVertices->resize(theVertexSize);
    theFSimVerticesType->resize(theVertexSize);
  }
 
  // Attach the end vertex to the particle (if accepted)
  if (im != -1)
    track(im).setEndVertex(vertexId);
 
  // Some transient information for FAMOS internal use
  (*theSimVertices)[vertexId] = FSimVertex(v, im, vertexId, this);
 
  (*theFSimVerticesType)[vertexId] = FSimVertexType(type);
 
  return vertexId;
}

References nSimVertices, FSimTrack::setEndVertex(), theFSimVerticesType, theSimVertices, theVertexSize, track(), and findQualityFiles::v.

Referenced by addParticles(), fill(), MaterialEffects::interact(), TrajectoryManager::reconstruct(), and TrajectoryManager::updateWithDaughters().

chargedTrack()

int FBaseSimEvent::chargedTrack

(

int

id

)

const

return "reconstructed" charged tracks index.

Definition at line 659 of file FBaseSimEvent.cc.

                                            {
  if (id >= 0 && id < (int)nChargedParticleTracks)
    return (*theChargedTracks)[id];
  else
    return -1;
}

References triggerObjects_cff::id, nChargedParticleTracks, and theChargedTracks.

clear()

void FBaseSimEvent::clear

(

void

)

clear the FBaseSimEvent content before the next event

Definition at line 644 of file FBaseSimEvent.cc.

                          {
  nSimTracks = 0;
  nSimVertices = 0;
  nGenParticles = 0;
  nChargedParticleTracks = 0;
}

References nChargedParticleTracks, nGenParticles, nSimTracks, and nSimVertices.

Referenced by fill().

embdGenpart()

const HepMC::GenParticle * FBaseSimEvent::embdGenpart

(

int

i

)

const

return MC track with a given id

Definition at line 666 of file FBaseSimEvent.cc.

{ return (*theGenParticles)[i]; }

References mps_fire::i, and theGenParticles.

embdTrack()

const SimTrack& FBaseSimEvent::embdTrack ( int  i ) const

inline

return embedded track with given id

Referenced by FSimEvent::load().

embdVertex()

const SimVertex& FBaseSimEvent::embdVertex ( int  i ) const

inline

return embedded vertex with given id

Referenced by FSimEvent::load().

embdVertexType()

const FSimVertexType& FBaseSimEvent::embdVertexType ( int  i ) const

inline

return embedded vertex type with given id

Referenced by FSimEvent::load().

fill() [1/2]

void FBaseSimEvent::fill

(

const HepMC::GenEvent &

hev

)

fill the FBaseSimEvent from the current HepMC::GenEvent

Definition at line 82 of file FBaseSimEvent.cc.

                                                        {
  // Clear old vectors
  clear();
 
  // Add the particles in the FSimEvent
  addParticles(myGenEvent);
}

References addParticles(), and clear().

Referenced by FSimEvent::fill().

fill() [2/2]

void FBaseSimEvent::fill	(	const std::vector< SimTrack > &	simTracks,
		const std::vector< SimVertex > &	simVertices
	)

fill the FBaseSimEvent from SimTrack's and SimVert'ices

Definition at line 90 of file FBaseSimEvent.cc.

                                                                                                      {
  // Watch out there ! A SimVertex is in mm (stupid),
  //            while a FSimVertex is in cm (clever).
 
  clear();
 
  unsigned nVtx = simVertices.size();
  unsigned nTks = simTracks.size();
 
  // Empty event, do nothin'
  if (nVtx == 0)
    return;
 
  // Two arrays for internal use.
  std::vector<int> myVertices(nVtx, -1);
  std::vector<int> myTracks(nTks, -1);
 
  // create a map associating geant particle id and position in the
  // event SimTrack vector
 
  std::map<unsigned, unsigned> geantToIndex;
  for (unsigned it = 0; it < simTracks.size(); ++it) {
    geantToIndex[simTracks[it].trackId()] = it;
  }
 
  // Create also a map associating a SimTrack with its endVertex
  /*
  std::map<unsigned, unsigned> endVertex;
  for ( unsigned iv=0; iv<simVertices.size(); ++iv ) { 
    endVertex[ simVertices[iv].parentIndex() ] = iv;
  }
  */
 
  // Set the main vertex for the kine particle filter
  // SimVertices were in mm until 110_pre2
  //  HepLorentzVector primaryVertex = simVertices[0].position()/10.;
  // SImVertices are now in cm
  // Also : position is copied until SimVertex switches to Mathcore.
  //  XYZTLorentzVector primaryVertex = simVertices[0].position();
  // The next 5 lines to be then replaced by the previous line
  XYZTLorentzVector primaryVertex(simVertices[0].position().x(),
                                  simVertices[0].position().y(),
                                  simVertices[0].position().z(),
                                  simVertices[0].position().t());
  //
  //myFilter->setMainVertex(primaryVertex);
  // Add the main vertex to the list.
  addSimVertex(/*myFilter->vertex()*/ primaryVertex, -1, FSimVertexType::PRIMARY_VERTEX);
  myVertices[0] = 0;
 
  for (unsigned trackId = 0; trackId < nTks; ++trackId) {
    // The track
    const SimTrack& track = simTracks[trackId];
    //    std::cout << std::endl << "SimTrack " << trackId << " " << track << std::endl;
 
    // The origin vertex
    int vertexId = track.vertIndex();
    const SimVertex& vertex = simVertices[vertexId];
    //std::cout << "Origin vertex " << vertexId << " " << vertex << std::endl;
 
    // The mother track
    int motherId = -1;
    if (!vertex.noParent()) {  // there is a parent to this vertex
      // geant id of the mother
      unsigned motherGeantId = vertex.parentIndex();
      std::map<unsigned, unsigned>::iterator association = geantToIndex.find(motherGeantId);
      if (association != geantToIndex.end())
        motherId = association->second;
    }
    int originId = motherId == -1 ? -1 : myTracks[motherId];
    //std::cout << "Origin id " << originId << std::endl;
 
    /*
    if ( endVertex.find(trackId) != endVertex.end() ) 
      std::cout << "End vertex id = " << endVertex[trackId] << std::endl;
    else
      std::cout << "No endVertex !!! " << std::endl;
    std::cout << "Tracker surface position " << track.trackerSurfacePosition() << std::endl;
    */
 
    // Add the vertex (if it does not already exist!)
    XYZTLorentzVector position(
        vertex.position().px(), vertex.position().py(), vertex.position().pz(), vertex.position().e());
    if (myVertices[vertexId] == -1)
      // Momentum and position are copied until SimTrack and SimVertex
      // switch to Mathcore.
      //      myVertices[vertexId] = addSimVertex(vertex.position(),originId);
      // The next line to be then replaced by the previous line
      myVertices[vertexId] = addSimVertex(position, originId);
 
    // Add the track (with protection for brem'ing electrons and muons)
    int motherType = motherId == -1 ? 0 : simTracks[motherId].type();
 
    bool notBremInDetector = (abs(motherType) != 11 && std::abs(motherType) != 13) || motherType != track.type() ||
                             position.Perp2() < lateVertexPosition;
 
    if (notBremInDetector) {
      // Momentum and position are copied until SimTrack and SimVertex
      // switch to Mathcore.
      //      RawParticle part(track.momentum(), vertex.position());
      // The next 3 lines to be then replaced by the previous line
      XYZTLorentzVector momentum(
          track.momentum().px(), track.momentum().py(), track.momentum().pz(), track.momentum().e());
      RawParticle part = makeParticle(theTable(), track.type(), momentum, position);
      //
      //std::cout << "Ctau  = " << part.PDGcTau() << std::endl;
      // Don't save tracks that have decayed immediately but for which no daughters
      // were saved (probably due to cuts on E, pT and eta)
      //  if ( part.PDGcTau() > 0.1 || endVertex.find(trackId) != endVertex.end() )
      myTracks[trackId] = addSimTrack(&part, myVertices[vertexId], track.genpartIndex());
      if (myTracks[trackId] >= 0) {
        (*theSimTracks)[myTracks[trackId]].setTkPosition(track.trackerSurfacePosition());
        (*theSimTracks)[myTracks[trackId]].setTkMomentum(track.trackerSurfaceMomentum());
      }
    } else {
      myTracks[trackId] = myTracks[motherId];
      if (myTracks[trackId] >= 0) {
        (*theSimTracks)[myTracks[trackId]].setTkPosition(track.trackerSurfacePosition());
        (*theSimTracks)[myTracks[trackId]].setTkMomentum(track.trackerSurfaceMomentum());
      }
    }
  }
 
  // Now loop over the remaining end vertices !
  for (unsigned vertexId = 0; vertexId < nVtx; ++vertexId) {
    // if the vertex is already saved, just ignore.
    if (myVertices[vertexId] != -1)
      continue;
 
    // The yet unused vertex
    const SimVertex& vertex = simVertices[vertexId];
 
    // The mother track
    int motherId = -1;
    if (!vertex.noParent()) {  // there is a parent to this vertex
 
      // geant id of the mother
      unsigned motherGeantId = vertex.parentIndex();
      std::map<unsigned, unsigned>::iterator association = geantToIndex.find(motherGeantId);
      if (association != geantToIndex.end())
        motherId = association->second;
    }
    int originId = motherId == -1 ? -1 : myTracks[motherId];
 
    // Add the vertex
    // Momentum and position are copied until SimTrack and SimVertex
    // switch to Mathcore.
    //    myVertices[vertexId] = addSimVertex(vertex.position(),originId);
    // The next 3 lines to be then replaced by the previous line
    XYZTLorentzVector position(
        vertex.position().px(), vertex.position().py(), vertex.position().pz(), vertex.position().e());
    myVertices[vertexId] = addSimVertex(position, originId);
  }
 
  // Finally, propagate all particles to the calorimeters
  BaseParticlePropagator myPart;
  XYZTLorentzVector mom;
  XYZTLorentzVector pos;
 
  // Loop over the tracks
  for (int fsimi = 0; fsimi < (int)nTracks(); ++fsimi) {
    FSimTrack& myTrack = track(fsimi);
    double trackerSurfaceTime =
        myTrack.vertex().position().t() + myTrack.momentum().e() / myTrack.momentum().pz() *
                                              (myTrack.trackerSurfacePosition().z() - myTrack.vertex().position().z());
    pos = XYZTLorentzVector(myTrack.trackerSurfacePosition().x(),
                            myTrack.trackerSurfacePosition().y(),
                            myTrack.trackerSurfacePosition().z(),
                            trackerSurfaceTime);
    mom = XYZTLorentzVector(myTrack.trackerSurfaceMomentum().x(),
                            myTrack.trackerSurfaceMomentum().y(),
                            myTrack.trackerSurfaceMomentum().z(),
                            myTrack.trackerSurfaceMomentum().t());
 
    if (mom.T() > 0.) {
      // The particle to be propagated
      myPart = BaseParticlePropagator(RawParticle(mom, pos, myTrack.charge()), 0., 0., 4.);
 
      // Propagate to Preshower layer 1
      myPart.propagateToPreshowerLayer1(false);
      if (myTrack.notYetToEndVertex(myPart.particle().vertex()) && myPart.getSuccess() > 0)
        myTrack.setLayer1(myPart.particle(), myPart.getSuccess());
 
      // Propagate to Preshower Layer 2
      myPart.propagateToPreshowerLayer2(false);
      if (myTrack.notYetToEndVertex(myPart.particle().vertex()) && myPart.getSuccess() > 0)
        myTrack.setLayer2(myPart.particle(), myPart.getSuccess());
 
      // Propagate to Ecal Endcap
      myPart.propagateToEcalEntrance(false);
      if (myTrack.notYetToEndVertex(myPart.particle().vertex()))
        myTrack.setEcal(myPart.particle(), myPart.getSuccess());
 
      // Propagate to HCAL entrance
      myPart.propagateToHcalEntrance(false);
      if (myTrack.notYetToEndVertex(myPart.particle().vertex()))
        myTrack.setHcal(myPart.particle(), myPart.getSuccess());
 
      // Attempt propagation to HF for low pt and high eta
      if (myPart.particle().cos2ThetaV() > 0.8 || mom.T() < 3.) {
        // Propagate to VFCAL entrance
        myPart.propagateToVFcalEntrance(false);
        if (myTrack.notYetToEndVertex(myPart.particle().vertex()))
          myTrack.setVFcal(myPart.particle(), myPart.getSuccess());
 
        // Otherwise propagate to the HCAL exit and HO.
      } else {
        // Propagate to HCAL exit
        myPart.propagateToHcalExit(false);
        if (myTrack.notYetToEndVertex(myPart.particle().vertex()))
          myTrack.setHcalExit(myPart.particle(), myPart.getSuccess());
        // Propagate to HOLayer entrance
        myPart.setMagneticField(0);
        myPart.propagateToHOLayer(false);
        if (myTrack.notYetToEndVertex(myPart.particle().vertex()))
          myTrack.setHO(myPart.particle(), myPart.getSuccess());
      }
    }
  }
}

References funct::abs(), addSimTrack(), addSimVertex(), FSimTrack::charge(), clear(), RawParticle::cos2ThetaV(), SimTrack::genpartIndex(), BaseParticlePropagator::getSuccess(), createfilelist::int, lateVertexPosition, makeParticle(), FSimTrack::momentum(), objects.autophobj::motherId, SimVertex::noParent(), FSimTrack::notYetToEndVertex(), nTracks(), L1TkPrimaryVertexProducer_cfi::nVtx, SimVertex::parentIndex(), BaseParticlePropagator::particle(), FSimVertex::position(), position, FSimVertexType::PRIMARY_VERTEX, BeamMonitor_cff::primaryVertex, BaseParticlePropagator::propagateToEcalEntrance(), BaseParticlePropagator::propagateToHcalEntrance(), BaseParticlePropagator::propagateToHcalExit(), BaseParticlePropagator::propagateToHOLayer(), BaseParticlePropagator::propagateToPreshowerLayer1(), BaseParticlePropagator::propagateToPreshowerLayer2(), BaseParticlePropagator::propagateToVFcalEntrance(), FSimTrack::setEcal(), FSimTrack::setHcal(), FSimTrack::setHcalExit(), FSimTrack::setHO(), FSimTrack::setLayer1(), FSimTrack::setLayer2(), BaseParticlePropagator::setMagneticField(), FSimTrack::setVFcal(), TrackCandidateProducer_cfi::simTracks, HGCalValidator_cfi::simVertices, submitPVValidationJobs::t, theTable(), track(), SimTrack::trackerSurfaceMomentum(), SimTrack::trackerSurfacePosition(), CoreSimTrack::type(), FSimTrack::vertex(), vertex(), RawParticle::vertex(), SimTrack::vertIndex(), x, y, and z.

filter()

const KineParticleFilter& FBaseSimEvent::filter ( ) const

inline

Definition at line 121 of file FBaseSimEvent.h.

{ return *myFilter; }

References myFilter.

Referenced by TrajectoryManager::reconstruct().

genparts()

std::vector<HepMC::GenParticle*>* FBaseSimEvent::genparts ( ) const

inlineprotected

The pointer to the vector of GenParticle's.

Definition at line 131 of file FBaseSimEvent.h.

{ return theGenParticles; }

References theGenParticles.

initializePdt()

void FBaseSimEvent::initializePdt

(

const HepPDT::ParticleDataTable *

aPdt

)

Initialize the particle data table.

Definition at line 80 of file FBaseSimEvent.cc.

{ pdt = aPdt; }

References pdt.

Referenced by FamosManager::setupGeometryAndField().

nChargedTracks()

unsigned int FBaseSimEvent::nChargedTracks ( ) const

inline

Number of "reconstructed" charged tracks.

Definition at line 87 of file FBaseSimEvent.h.

{ return nChargedParticleTracks; }

References nChargedParticleTracks.

nGenParts()

unsigned int FBaseSimEvent::nGenParts ( ) const

inline

Number of generator particles.

Definition at line 84 of file FBaseSimEvent.h.

{ return nGenParticles; }

References nGenParticles.

Referenced by addParticles(), and FSimEvent::nGenParts().

nTracks()

unsigned int FBaseSimEvent::nTracks ( ) const

inline

Number of tracks.

Definition at line 78 of file FBaseSimEvent.h.

{ return nSimTracks; }

References nSimTracks.

Referenced by fill(), FSimEvent::nTracks(), and print().

nVertices()

unsigned int FBaseSimEvent::nVertices ( ) const

inline

Number of vertices.

Definition at line 81 of file FBaseSimEvent.h.

{ return nSimVertices; }

References nSimVertices.

Referenced by FSimEvent::nVertices(), and print().

print()

void FBaseSimEvent::print

(

void

)

const

print the FBaseSimEvent in an intelligible way

Definition at line 632 of file FBaseSimEvent.cc.

                                {
  std::cout << "  Id  Gen Name       eta    phi     pT     E    Vtx1   "
            << " x      y      z   "
            << "Moth  Vtx2  eta   phi     R      Z   Daughters Ecal?" << std::endl;
 
  for (int i = 0; i < (int)nTracks(); i++)
    std::cout << track(i) << std::endl;
 
  for (int i = 0; i < (int)nVertices(); i++)
    std::cout << "i = " << i << "  " << vertexType(i) << std::endl;
}

References gather_cfg::cout, mps_fire::i, createfilelist::int, nTracks(), nVertices(), track(), and vertexType().

Referenced by CalorimetryManager::reconstruct().

printMCTruth()

void FBaseSimEvent::printMCTruth

(

const HepMC::GenEvent &

hev

)

print the original MCTruth event

Definition at line 551 of file FBaseSimEvent.cc.

                                                                {
  std::cout << "Id  Gen Name       eta    phi     pT     E    Vtx1   "
            << " x      y      z   "
            << "Moth  Vtx2  eta   phi     R      Z   Da1  Da2 Ecal?" << std::endl;
 
  for (HepMC::GenEvent::particle_const_iterator piter = myGenEvent.particles_begin();
       piter != myGenEvent.particles_end();
       ++piter) {
    HepMC::GenParticle* p = *piter;
    /* */
    int partId = p->pdg_id();
    std::string name;
 
    if (pdt->particle(ParticleID(partId)) != nullptr) {
      name = (pdt->particle(ParticleID(partId)))->name();
    } else {
      name = "none";
    }
 
    XYZTLorentzVector momentum1(p->momentum().px(), p->momentum().py(), p->momentum().pz(), p->momentum().e());
 
    int vertexId1 = 0;
 
    if (!p->production_vertex())
      continue;
 
    XYZVector vertex1(p->production_vertex()->position().x() / 10.,
                      p->production_vertex()->position().y() / 10.,
                      p->production_vertex()->position().z() / 10.);
    vertexId1 = p->production_vertex()->barcode();
 
    std::cout.setf(std::ios::fixed, std::ios::floatfield);
    std::cout.setf(std::ios::right, std::ios::adjustfield);
 
    std::cout << std::setw(4) << p->barcode() << " " << name;
 
    for (unsigned int k = 0; k < 11 - name.length() && k < 12; k++)
      std::cout << " ";
 
    double eta = momentum1.eta();
    if (eta > +10.)
      eta = +10.;
    if (eta < -10.)
      eta = -10.;
    std::cout << std::setw(6) << std::setprecision(2) << eta << " " << std::setw(6) << std::setprecision(2)
              << momentum1.phi() << " " << std::setw(7) << std::setprecision(2) << momentum1.pt() << " " << std::setw(7)
              << std::setprecision(2) << momentum1.e() << " " << std::setw(4) << vertexId1 << " " << std::setw(6)
              << std::setprecision(1) << vertex1.x() << " " << std::setw(6) << std::setprecision(1) << vertex1.y()
              << " " << std::setw(6) << std::setprecision(1) << vertex1.z() << " ";
 
    const HepMC::GenParticle* mother = *(p->production_vertex()->particles_in_const_begin());
 
    if (mother)
      std::cout << std::setw(4) << mother->barcode() << " ";
    else
      std::cout << "     ";
 
    if (p->end_vertex()) {
      XYZTLorentzVector vertex2(p->end_vertex()->position().x() / 10.,
                                p->end_vertex()->position().y() / 10.,
                                p->end_vertex()->position().z() / 10.,
                                p->end_vertex()->position().t() / 10.);
      int vertexId2 = p->end_vertex()->barcode();
 
      std::vector<const HepMC::GenParticle*> children;
      HepMC::GenVertex::particles_out_const_iterator firstDaughterIt = p->end_vertex()->particles_out_const_begin();
      HepMC::GenVertex::particles_out_const_iterator lastDaughterIt = p->end_vertex()->particles_out_const_end();
      for (; firstDaughterIt != lastDaughterIt; ++firstDaughterIt) {
        children.push_back(*firstDaughterIt);
      }
 
      std::cout << std::setw(4) << vertexId2 << " " << std::setw(6) << std::setprecision(2) << vertex2.eta() << " "
                << std::setw(6) << std::setprecision(2) << vertex2.phi() << " " << std::setw(5) << std::setprecision(1)
                << vertex2.pt() << " " << std::setw(6) << std::setprecision(1) << vertex2.z() << " ";
      for (unsigned id = 0; id < children.size(); ++id)
        std::cout << std::setw(4) << children[id]->barcode() << " ";
    }
    std::cout << std::endl;
  }
}

References class-composition::children, gather_cfg::cout, PVValHelper::eta, alignBH_cfg::fixed, GenParticle::GenParticle, triggerObjects_cff::id, dqmdumpme::k, Skims_PA_cff::name, AlCaHLTBitMon_ParallelJobs::p, LHEGenericFilter_cfi::ParticleID, pdt, and AlCaHLTBitMon_QueryRunRegistry::string.

theTable()

const HepPDT::ParticleDataTable* FBaseSimEvent::theTable ( ) const

inline

Get the pointer to the particle data table.

Definition at line 54 of file FBaseSimEvent.h.

{ return pdt; }

References pdt.

Referenced by addParticles(), addSimTrack(), fill(), FSimTrack::FSimTrack(), CalorimetryManager::MuonMipSimulation(), and TrajectoryManager::reconstruct().

track()

FSimTrack& FBaseSimEvent::track ( int  id ) const

inline

Return track with given Id.

Referenced by addSimTrack(), addSimVertex(), fill(), MaterialEffects::interact(), FSimEvent::load(), TrajectoryManager::makeSinglePSimHit(), TrajectoryManager::moveAllDaughters(), print(), TrajectoryManager::propagateToCalorimeters(), CalorimetryManager::reconstruct(), TrajectoryManager::reconstruct(), and TrajectoryManager::updateWithDaughters().

tracks()

std::vector<FSimTrack>* FBaseSimEvent::tracks ( void  ) const

inlineprotected

The pointer to the vector of FSimTrack's.

Definition at line 125 of file FBaseSimEvent.h.

{ return theSimTracks; }

References theSimTracks.

vertex()

FSimVertex& FBaseSimEvent::vertex ( int  id ) const

inline

Return vertex with given Id.

Referenced by addParticles(), addSimTrack(), Tau.Tau::dxy(), fill(), and TrajectoryManager::updateWithDaughters().

vertexType()

FSimVertexType& FBaseSimEvent::vertexType ( int  id ) const

inline

Return vertex with given Id.

Referenced by print().

vertices()

std::vector<FSimVertex>* FBaseSimEvent::vertices ( ) const

inlineprotected

The pointer to the vector of FSimVertex's.

Definition at line 128 of file FBaseSimEvent.h.

{ return theSimVertices; }

References theSimVertices.

Member Data Documentation

initialSize

unsigned int FBaseSimEvent::initialSize

private

Definition at line 150 of file FBaseSimEvent.h.

Referenced by FBaseSimEvent().

lateVertexPosition

double FBaseSimEvent::lateVertexPosition

private

Definition at line 161 of file FBaseSimEvent.h.

Referenced by addParticles(), FBaseSimEvent(), and fill().

myFilter

KineParticleFilter* FBaseSimEvent::myFilter

private

The particle filter.

Definition at line 153 of file FBaseSimEvent.h.

Referenced by filter(), and ~FBaseSimEvent().

nChargedParticleTracks

unsigned int FBaseSimEvent::nChargedParticleTracks

private

Definition at line 144 of file FBaseSimEvent.h.

Referenced by addChargedTrack(), chargedTrack(), clear(), and nChargedTracks().

nGenParticles

unsigned int FBaseSimEvent::nGenParticles

private

Definition at line 143 of file FBaseSimEvent.h.

Referenced by addParticles(), clear(), and nGenParts().

nSimTracks

unsigned int FBaseSimEvent::nSimTracks

private

Definition at line 141 of file FBaseSimEvent.h.

Referenced by addSimTrack(), clear(), and nTracks().

nSimVertices

unsigned int FBaseSimEvent::nSimVertices

private

Definition at line 142 of file FBaseSimEvent.h.

Referenced by addSimVertex(), clear(), and nVertices().

pdt

const ParticleDataTable* FBaseSimEvent::pdt

private

Definition at line 159 of file FBaseSimEvent.h.

Referenced by initializePdt(), printMCTruth(), and theTable().

sigmaVerteX

double FBaseSimEvent::sigmaVerteX

private

Definition at line 155 of file FBaseSimEvent.h.

sigmaVerteY

double FBaseSimEvent::sigmaVerteY

private

Definition at line 156 of file FBaseSimEvent.h.

sigmaVerteZ

double FBaseSimEvent::sigmaVerteZ

private

Definition at line 157 of file FBaseSimEvent.h.

theChargedSize

unsigned int FBaseSimEvent::theChargedSize

private

Definition at line 149 of file FBaseSimEvent.h.

Referenced by addChargedTrack(), and FBaseSimEvent().

theChargedTracks

std::vector<unsigned>* FBaseSimEvent::theChargedTracks

private

Definition at line 139 of file FBaseSimEvent.h.

Referenced by addChargedTrack(), chargedTrack(), FBaseSimEvent(), and ~FBaseSimEvent().

theFSimVerticesType

FSimVertexTypeCollection* FBaseSimEvent::theFSimVerticesType

private

Definition at line 136 of file FBaseSimEvent.h.

Referenced by addSimVertex(), FBaseSimEvent(), and ~FBaseSimEvent().

theGenParticles

std::vector<HepMC::GenParticle*>* FBaseSimEvent::theGenParticles

private

Definition at line 137 of file FBaseSimEvent.h.

Referenced by addParticles(), embdGenpart(), FBaseSimEvent(), genparts(), and ~FBaseSimEvent().

theGenSize

unsigned int FBaseSimEvent::theGenSize

private

Definition at line 148 of file FBaseSimEvent.h.

Referenced by addParticles(), and FBaseSimEvent().

theSimTracks

std::vector<FSimTrack>* FBaseSimEvent::theSimTracks

private

Definition at line 134 of file FBaseSimEvent.h.

Referenced by addSimTrack(), FBaseSimEvent(), tracks(), and ~FBaseSimEvent().

theSimVertices

std::vector<FSimVertex>* FBaseSimEvent::theSimVertices

private

Definition at line 135 of file FBaseSimEvent.h.

Referenced by addSimVertex(), FBaseSimEvent(), vertices(), and ~FBaseSimEvent().

theTrackSize

unsigned int FBaseSimEvent::theTrackSize

private

Definition at line 146 of file FBaseSimEvent.h.

Referenced by addSimTrack(), and FBaseSimEvent().

theVertexSize

unsigned int FBaseSimEvent::theVertexSize

private

Definition at line 147 of file FBaseSimEvent.h.

Referenced by addSimVertex(), and FBaseSimEvent().