FastSimulation/Event/src/FSimTrack.cc - master - githubmirror/cmssw

FastSimulation/Event/src/FSimTrack.cc
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24 май 2019, 00:14
24 май 2019, 00:14740c44a
#include "FastSimulation/Event/interface/FSimTrack.h"

//C++ Headers
#include <iomanip>
#include <string>

//using namespace HepPDT;

FSimTrack::FSimTrack()
    : SimTrack(),
      mom_(nullptr),
      id_(-1),
      charge_(-999),
      endv_(-1),
      layer1(0),
      layer2(0),
      ecal(0),
      hcal(0),
      vfcal(0),
      hcalexit(0),
      hoentr(0),
      prop(false),
      closestDaughterId_(-1),
      info_(nullptr),
      properDecayTime(1E99) {
  ;
}

FSimTrack::FSimTrack(const RawParticle* p, int iv, int ig, int id, FBaseSimEvent* mom, double dt)
    :  //  SimTrack(p->pid(),*p,iv,ig),   // to uncomment once Mathcore is installed
      SimTrack(p->pid(), p->momentum(), iv, ig),
      mom_(mom),
      id_(id),
      charge_(-999),
      endv_(-1),
      layer1(0),
      layer2(0),
      ecal(0),
      hcal(0),
      vfcal(0),
      hcalexit(0),
      hoentr(0),
      prop(false),
      closestDaughterId_(-1),
      momentum_(p->momentum()),
      properDecayTime(dt) {
  setTrackId(id);
  info_ = mom_->theTable()->particle(HepPDT::ParticleID(type()));
}

//! Hack to interface "old" calorimetry with "new" propagation in tracker (need to construct FSimTracks)
FSimTrack::FSimTrack(int ipart,
                     const math::XYZTLorentzVector& p,
                     int iv,
                     int ig,
                     int id,
                     double charge,
                     const math::XYZTLorentzVector& tkp,
                     const math::XYZTLorentzVector& tkm,
                     const SimVertex& tkv)
    : SimTrack(ipart, p, iv, ig, math::XYZVectorD(tkp.X(), tkp.Y(), tkp.Z()), tkm),
      vertex_(tkv),
      mom_(nullptr),
      id_(id),
      charge_(charge),
      endv_(-1),
      layer1(0),
      layer2(0),
      ecal(0),
      hcal(0),
      vfcal(0),
      hcalexit(0),
      hoentr(0),
      prop(false),
      closestDaughterId_(-1),
      info_(nullptr),
      momentum_(p),
      properDecayTime(-1),
      isGlobal_(false) {
  setTrackId(id);
}

FSimTrack::~FSimTrack() { ; }

bool FSimTrack::notYetToEndVertex(const XYZTLorentzVector& pos) const {
  // If there is no end vertex, nothing to compare to
  if (noEndVertex())
    return true;
  // If the particle immediately decays, no need to propagate
  if ((endVertex().position() - vertex().position()).Vect().Mag2() < 1e-4)
    return false;
  // If the end vertex has a larger radius, not yet there
  if (endVertex().position().Perp2() > pos.Perp2() + 1e-10)
    return true;
  // If the end vertex has a larger z, not yet there
  if (fabs(endVertex().position().Z()) > fabs(pos.Z()) + 1e-5)
    return true;
  // Otherwise, the end vertex is overtaken already
  return false;
}

/// Set the variable at the beginning of the propagation
void FSimTrack::setPropagate() { prop = true; }

/// Set the preshower layer1 variables
void FSimTrack::setLayer1(const RawParticle& pp, int success) {
  Layer1_Entrance = pp;
  layer1 = success;
}

/// Set the preshower layer2 variables
void FSimTrack::setLayer2(const RawParticle& pp, int success) {
  Layer2_Entrance = pp;
  layer2 = success;
}

/// Set the ecal variables
void FSimTrack::setEcal(const RawParticle& pp, int success) {
  ECAL_Entrance = pp;
  ecal = success;
}

/// Set the hcal variables
void FSimTrack::setHcal(const RawParticle& pp, int success) {
  HCAL_Entrance = pp;
  hcal = success;
}

/// Set the vcal variables
void FSimTrack::setVFcal(const RawParticle& pp, int success) {
  VFCAL_Entrance = pp;
  vfcal = success;
}

/// Set the hcal variables
void FSimTrack::setHcalExit(const RawParticle& pp, int success) {
  HCAL_Exit = pp;
  hcalexit = success;
}

void FSimTrack::setHO(const RawParticle& pp, int success) {
  HO_Entrance = pp;
  hoentr = success;
}

std::ostream& operator<<(std::ostream& o, const FSimTrack& t) {
  std::string name = t.particleInfo() ? t.particleInfo()->name() : "Unknown";
  const XYZTLorentzVector& momentum1 = t.momentum();
  XYZVector vertex1 = t.vertex().position().Vect();
  int vertexId1 = t.vertex().id();

  o.setf(std::ios::fixed, std::ios::floatfield);
  o.setf(std::ios::right, std::ios::adjustfield);

  o << std::setw(4) << t.id() << "; " << std::setw(4) << t.genpartIndex() << "; " << name << "\n\t\t";

  //for(unsigned int k=0;k<11-name.length() && k<12; k++) o << "; ";

  o << "Position: " << std::setw(6) << std::setprecision(2) << momentum1.eta() << "; " << std::setw(6)
    << std::setprecision(2) << momentum1.phi() << "; " << std::setw(6) << std::setprecision(2) << momentum1.pt() << "; "
    << std::setw(6) << 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() << "; " << std::setw(4)
    << (t.particleInfo() ? (t.noMother() ? -1 : t.mother().id()) : -1) << "; "
    << "\n\t\t";

  if (!t.noEndVertex()) {
    XYZTLorentzVector vertex2 = t.endVertex().position();
    int vertexId2 = t.endVertex().id();

    o << "Decayed particle: " << 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 (int i = 0; i < t.nDaughters(); ++i)
      o << std::setw(4) << t.daughter(i).id() << "; "
        << "\n\t\t";

  } else {
    if (t.onLayer1()) {
      XYZTLorentzVector vertex2 = t.layer1Entrance().vertex();

      o << "Layer 1: " << std::setw(4) << -t.onLayer1() << "; " << 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() << "; " << std::setw(6)
        << std::setprecision(2) << t.layer1Entrance().pt() << "; " << std::setw(6) << std::setprecision(2)
        << t.layer1Entrance().e() << "; "
        << "\n\t\t";
    }
    if (t.onLayer2()) {
      XYZTLorentzVector vertex2 = t.layer2Entrance().vertex();

      o << "Layer 2: " << std::setw(4) << -t.onLayer2() << "; " << 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() << "; " << std::setw(6)
        << std::setprecision(2) << t.layer2Entrance().pt() << "; " << std::setw(6) << std::setprecision(2)
        << t.layer2Entrance().e() << "; "
        << "\n\t\t";
    }
    //if ( t.onEcal() ) {

    XYZTLorentzVector vertex2 = t.ecalEntrance().vertex();

    o << "ECAL: " << std::setw(4) << -t.onEcal() << "; " << 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() << "; " << std::setw(6)
      << std::setprecision(2) << t.ecalEntrance().pt() << "; " << std::setw(6) << std::setprecision(2)
      << t.ecalEntrance().e() << "; "
      << "\n\t\t";
    //}
    //if ( t.onHcal() ) {

    vertex2 = t.hcalEntrance().vertex();

    o << "HCAL: " << std::setw(4) << -t.onHcal() << "; " << 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() << "; " << std::setw(6)
      << std::setprecision(2) << t.hcalEntrance().pt() << "; " << std::setw(6) << std::setprecision(2)
      << t.hcalEntrance().e() << "; "
      << "\n\t\t";
    //}
    //if ( t.onVFcal() ) {

    vertex2 = t.vfcalEntrance().vertex();

    o << "VFCAL: " << std::setw(4) << -t.onVFcal() << "; " << 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() << "; " << std::setw(6)
      << std::setprecision(2) << t.vfcalEntrance().pt() << "; " << std::setw(6) << std::setprecision(2)
      << t.vfcalEntrance().e() << "; "
      << "\n\t\t";
    //}
  }
  return o;
}