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trackAna_module.ccSpacePointandAssociatedHitsAna2021Jan
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// Code developed for estimating charge from SpacePoint object with "reco3d" module but this object is not availble in MUSUN sample so it is not is use for the time being // So now going to developo code for calculating the tracklength using Space Point object :
// Date - 24/April/2020/
// LArSoft includes
#include "lardataobj/Simulation/SimChannel.h"
#include "lardataobj/RecoBase/Hit.h"
#include "lardataobj/RecoBase/Cluster.h"
#include "lardataobj/RecoBase/SpacePoint.h"
//#include "lardata/DetectorInfoServices/DetectorPropertiesService.h"
//#include "lardata/DetectorInfoServices/DetectorClocksService.h"
#include "larcore/Geometry/Geometry.h"
#include "larcorealg/Geometry/GeometryCore.h"
#include "larcoreobj/SimpleTypesAndConstants/geo_types.h"
#include "nusimdata/SimulationBase/MCParticle.h"
#include "nusimdata/SimulationBase/MCTruth.h"
#include "larsim/Simulation/LArG4Parameters.h"
// Framework includes
#include "art/Framework/Core/EDAnalyzer.h"
#include "art/Framework/Principal/Event.h"
#include "art/Framework/Principal/Handle.h"
#include "art/Framework/Services/Registry/ServiceHandle.h"
#include "art_root_io/TFileService.h"
#include "art/Framework/Core/ModuleMacros.h"
#include "canvas/Persistency/Common/FindManyP.h"
#include "canvas/Utilities/Exception.h"
#include "dune/AnaUtils/DUNEAnaSpacePointUtils.h"
// Utility libraries
#include "messagefacility/MessageLogger/MessageLogger.h"
#include "fhiclcpp/ParameterSet.h"
#include "fhiclcpp/types/Table.h"
#include "fhiclcpp/types/Atom.h"
#include "cetlib/pow.h" // cet::sum_of_squares()
// ROOT includes. Note: To look up the properties of the ROOT classes,
// use the ROOT web site; e.g.,
// <https://root.cern.ch/doc/master/annotated.html>
#include "TH1.h"
#include "TF2.h"
#include "TH2.h"
#include "TTree.h"
#include "TLorentzVector.h"
#include "TMath.h"
#include "TVector3.h"
#include "TVectorD.h"
#include "TMatrixD.h"
#include "TMatrixDSym.h"
#include "TGraph2D.h"
#include "TPolyLine3D.h"
#include"TFile.h"
#include"TCanvas.h"
#include"TLegend.h"
#include "TStyle.h"
#include <cassert>
// C++ inclu
//ides
#include <map>
#include <cmath>
using namespace std;
namespace lar {
namespace example {
class trackAna : public art::EDAnalyzer
{
public:
//
struct Config {
// Save some typing:
using Name = fhicl::Name;
using Comment = fhicl::Comment;
// One Atom for each parameter
fhicl::Atom<art::InputTag> SimulationLabel {
Name("SimulationLabel"),
Comment("tag of the input data product with the detector simulation information")
};
fhicl::Atom<art::InputTag> HitLabel {
Name("HitLabel"),
Comment("tag of the input data product with reconstructed hits")
};
fhicl::Atom<art::InputTag> ClusterLabel {
Name("ClusterLabel"),
Comment("tag of the input data product with reconstructed clusters")
};
fhicl::Atom<art::InputTag> SpacePointLabel {
Name("SpacePointLabel"),
Comment("tag of the input data product with reconstructed Space Point ")
};
fhicl::Atom<int> PDGcode1 {
Name("PDGcode1"),
Comment("particle type (PDG ID) of the primary particle to be selected")
};
fhicl::Atom<int> PDGcode2 {
Name("PDGcode2"),
Comment("particle type (PDG ID) of the primary particle to be selected")
};
fhicl::Atom<double> BinSize {
Name("BinSize"),
Comment("dx [cm] used for the dE/dx calculation")
};
}; // Config
//
using Parameters = art::EDAnalyzer::Table<Config>;
explicit trackAna(Parameters const& config);
virtual void beginJob() override;
virtual void beginRun(const art::Run& run) override;
virtual void analyze (const art::Event& event) override;
private:
// The parameters we'll read from the .fcl file.
art::InputTag fSimulationProducerLabel; ///< The name of the producer that tracked simulated particles through the detector
art::InputTag fHitProducerLabel; ///< The name of the producer that created hits
art::InputTag fClusterProducerLabel; ///< The name of the producer that created clusters
art::InputTag fSpacePointProducerLabel;
int fSelectedPDG1;
int fSelectedPDG2; ///< PDG code of particle we'll focus on
double fBinSize; ///< For dE/dx work: the value of dx.
// Pointers to the histograms we'll create.
TH1D* fPDGCodeHist; ///< PDG code of all particles
TH1D* fMomentumHist; ///< momentum [GeV] of all selected particles
TH1D* fTrackLengthHist; ///< true length [cm] of all selected particles
TH1D* fHitIntegralHist; ///< Hit ADC Integral
// The n-tuples we'll create.
TTree* fSimulationNtuple; ///< tuple with simulated data
TTree* fSimulationTrackTree;
TTree* fReconstructionNtuple; ///< tuple with reconstructed data
geo::GeometryCore const *fGeometry;
// The comment lines with the @ symbols define groups in doxygen.
/// @name The variables that will go into both n-tuples.
/// @{
int fEvent; ///< number of the event being processed
int fRun; ///< number of the run being processed
int fSubRun; ///< number of the sub-run being processed
/// @}
/// @name The variables that will go into the simulation n-tuple.
/// @{
int fSimPDG; ///< PDG ID of the particle being processed
int fSimTrackID; ///< GEANT ID of the particle being processed
int wireNumber;
// Arrays for 4-vectors: (x,y,z,t) and (Px,Py,Pz,E).
// Note: old-style C++ arrays are considered obsolete. However,
// to create simple n-tuples, we still need to use them.
double fStartXYZT[4]; ///< (x,y,z,t) of the true start of the particle
double fEndXYZT[4]; ///< (x,y,z,t) of the true end of the particle
double fStartPE[4]; ///< (Px,Py,Pz,E) at the true start of the particle
double fEndPE[4]; ///< (Px,Py,Pz,E) at the true end of the particle
const double lineXM = -720; const double lineYM = -600; const double lineZM = 0;
const double lineXP = +720; const double lineYP = +600; const double lineZP = 6500; /// Detector planes position on XYZ axis
int tmx, tmy, tmz, tpx, tpy, tpz;
bool cmx, dmx, cmy, dmy, cmz, dmz;
bool cpx, dpx, cpy, dpy, cpz, dpz;
/// Number of dE/dx bins in a given track.
int fSimNdEdxBins;
double RecTrackExitXposmx;
double RecTrackExitYposmy;
double RecTrackExitZposmz;
double RecTrackExitXpospx;
double RecTrackExitYpospy;
double RecTrackExitZpospz;
double Extpl_track_length1=0.0;
double Stp_muon_track_len=0.0;
double Extpl_track_length=0.0;
double trackLength=0.0;
double SPHitCharge =0.0;
/// The vector that will be used to accumulate dE/dx values as a function of range.
std::vector<double> fSimdEdxBins;
std::vector<double> fSimWireEnergy; ///< vector for dE/dx values
std::vector<int> fSimWireNumber;
/// @}
std::vector<double> fTrackLength;
std::vector<double> fStp_muon_Trj_TrackLength;
std::vector<double> fStp_muon_TrackLen;
std::vector<double> fTrackStartXpos;
std::vector<double> fTrackStartYpos;
std::vector<double> fTrackStartZpos;
std::vector<double> fTrackEndXpos;
std::vector<double> fTrackEndYpos;
std::vector<double> fTrackEndZpos;
std::vector<double >fTrackExitXpos;
std::vector<double >fTrackExitYpos;
std::vector<double >fTrackExitZpos;
std::vector<double>fExtpl_track_length;
std::vector<double >fRTrackExitXpos;
std::vector<double >fRTrackExitYpos;
std::vector<double >fRTrackExitZpos;
/// @name Variables used in the reconstruction n-tuple
/// @{
int fRecoPDG; ///< PDG ID of the particle being processed
int fRecoTrackID; ///< GEANT ID of the particle being processed
/// Number of dE/dx bins in a given track.
int fRecoNdEdxBins;
/// The vector that will be used to accumulate dE/dx values as a function of range.
std::vector<double> fRecodEdxBins;
std::vector<double> fRecoChargeInt;
std::vector<double> fRecoChargeTrue;
std::vector<double> fRecoWireNumber;
std::vector<double> fRecoHitCharge;
std::vector<double> fRecoPeakTime;
std::vector<double> fRec_SpacePoint_X;std::vector<double> fRec_SpacePoint_Y; std::vector<double> fRec_SpacePoint_Z;
std::vector<double> SPLPd_X;std::vector<double> SPLPd_Y; std::vector<double> SPLPd_Z;
std::vector<double> fHitCharge_SP;std::vector<double> SPLPd_HitdQ;
std::vector<double> fHitCharge_SP_S1;std::vector<double>muonDir;
/// @}
// Other variables that will be shared between different methods.
geo::GeometryCore const* fGeometryService; ///< pointer to Geometry provider
// detinfo::DetectorClocks const* fTimeService; ///< pointer to detector clock time service provider
double fElectronsToGeV; ///< conversion factor
int fTriggerOffset; ///< (units of ticks) time of expected neutrino event
}; // class EnergyAna
trackAna::trackAna(Parameters const& config)
: EDAnalyzer(config)
, fSimulationProducerLabel(config().SimulationLabel())
, fHitProducerLabel (config().HitLabel())
, fClusterProducerLabel (config().ClusterLabel())
, fSpacePointProducerLabel (config().SpacePointLabel())
, fSelectedPDG1 (config().PDGcode1())
, fSelectedPDG2 (config().PDGcode2())
, fBinSize (config().BinSize())
{
// Get a pointer to the geometry service provider.
fGeometryService = lar::providerFrom<geo::Geometry>();
// The same for detector TDC clock services.
// fTimeService = lar::providerFrom<detinfo::DetectorClocksService>();
// Access to detector properties.
// const detinfo::DetectorProperties* detprop = lar::providerFrom<detinfo::DetectorPropertiesService>();
// fTriggerOffset = detprop->TimeOffsetU();
consumes<std::vector<simb::MCParticle>>(fSimulationProducerLabel);
consumes<std::vector<sim::SimChannel>>(fSimulationProducerLabel);
consumes<art::Assns<simb::MCTruth, simb::MCParticle>>(fSimulationProducerLabel);
consumes<std::vector<recob::Hit>>(fHitProducerLabel);
consumes<std::vector<recob::Cluster>>(fClusterProducerLabel);
consumes<art::Assns<recob::Cluster, recob::Hit>>(fHitProducerLabel);
consumes<std::vector<recob::SpacePoint>>(fSpacePointProducerLabel);
}
//-----------------------------------------------------------------------
void trackAna::beginJob()
{
art::ServiceHandle<art::TFileService const> tfs;
fPDGCodeHist = tfs->make<TH1D>("pdgcodes",";PDG Code;", 5000, -2500, 2500);
fMomentumHist = tfs->make<TH1D>("mom", ";particle Momentum (GeV);", 100, 0., 10.);
fTrackLengthHist = tfs->make<TH1D>("length", ";particle track length (cm);", 200, 0, 5000);
fHitIntegralHist = tfs->make<TH1D>("hitintegral", ";Hit Integral (sumadc);", 200, 0, 1000.);
// hdl_TrueVsRec = tfs->make<TH2F>("hdl_TrueVsRec", "TrueVsRec", 100, 0, 100, 100, 0, 100);
fSimulationNtuple = tfs->make<TTree>("EnergyAnaSimulation", "EnergyAna Simulation");
fSimulationTrackTree = tfs->make<TTree>("TrackExtrapolation", "EnergyAna Extrapolation");
fReconstructionNtuple = tfs->make<TTree>("EnergyAnaReconstruction","EnergyAna Reconstruction");
// Define the branches (columns) of our simulation n-tuple. To
// write a variable, we give the address of the variable to
// TTree::Branch.
fSimulationNtuple->Branch("Event", &fEvent, "Event/I");
fSimulationNtuple->Branch("SubRun", &fSubRun, "SubRun/I");
fSimulationNtuple->Branch("Run", &fRun, "Run/I");
fSimulationNtuple->Branch("TrackID", &fSimTrackID, "TrackID/I");
fSimulationNtuple->Branch("PDG", &fSimPDG, "PDG/I");
// When we write arrays, we give the address of the array to
// TTree::Branch; in C++ this is simply the array name.
fSimulationNtuple->Branch("StartXYZT", fStartXYZT, "StartXYZT[4]/D");
fSimulationNtuple->Branch("EndXYZT", fEndXYZT, "EndXYZT[4]/D");
fSimulationNtuple->Branch("StartPE", fStartPE, "StartPE[4]/D");
fSimulationNtuple->Branch("EndPE", fEndPE, "EndPE[4]/D");
// For a variable-length array: include the number of bins.
fSimulationNtuple->Branch("NdEdx", &fSimNdEdxBins, "NdEdx/I");
// ROOT branches can contain std::vector objects.
fSimulationNtuple->Branch("dEdx", &fSimdEdxBins);
fSimulationNtuple->Branch("WireEnergy", &fSimWireEnergy);
fSimulationNtuple->Branch("WireNumber", &fSimWireNumber);
fSimulationNtuple->Branch("SpacePoint_X", &fRec_SpacePoint_X);
fSimulationTrackTree->Branch("TrackLength", &fTrackLength);
fSimulationTrackTree->Branch("Stp_muon_TrackLength", &fStp_muon_Trj_TrackLength);
fSimulationTrackTree->Branch("TrackExitXpos", &fTrackExitXpos);
fSimulationTrackTree->Branch("TrackExitYpos", &fTrackExitYpos);
fSimulationTrackTree->Branch("TrackExitZpos", &fTrackExitZpos);
fSimulationTrackTree->Branch("SpacePoint_X", &fRec_SpacePoint_X);
fSimulationTrackTree->Branch("SpacePoint_Y", &fRec_SpacePoint_Y);
fSimulationTrackTree->Branch("SpacePoint_Z", &fRec_SpacePoint_Z);
fSimulationTrackTree->Branch("SPExtpl_track_length",&fExtpl_track_length);
fSimulationTrackTree->Branch("Stp_muon_tracklen",&fStp_muon_TrackLen);
fSimulationTrackTree->Branch("RTrackExitXpos", &fRTrackExitXpos);
fSimulationTrackTree->Branch("RTrackExitYpos", &fRTrackExitYpos);
fSimulationTrackTree->Branch("RTrackExitZpos", &fRTrackExitZpos);
fSimulationTrackTree->Branch("RecoChargeInt", &fRecoChargeInt);
fSimulationTrackTree->Branch("RecoChargeTrue", &fRecoChargeTrue);
fSimulationTrackTree->Branch("RecoWireNumber", &fRecoWireNumber);
fSimulationTrackTree->Branch("RecoHitCharge", &fRecoHitCharge);
fSimulationTrackTree->Branch("RecoPeakTime", &fRecoPeakTime);
fSimulationTrackTree->Branch("WireEnergy", &fSimWireEnergy);
fSimulationTrackTree->Branch("WireNumber", &fSimWireNumber);
fSimulationTrackTree->Branch("SPhitCharge", &fHitCharge_SP);
fSimulationTrackTree->Branch("SPhit_dQ", &SPLPd_HitdQ);
fSimulationTrackTree->Branch("SPhitCharge_S1", &fHitCharge_SP_S1);
fSimulationTrackTree->Branch("muon_directon", &muonDir);
// A similar definition for the reconstruction n-tuple. Note that we
// use some of the same variables in both n-tuples.
fReconstructionNtuple->Branch("Event", &fEvent, "Event/I");
fReconstructionNtuple->Branch("SubRun", &fSubRun, "SubRun/I");
fReconstructionNtuple->Branch("Run", &fRun, "Run/I");
fReconstructionNtuple->Branch("TrackID", &fRecoTrackID, "TrackID/I");
fReconstructionNtuple->Branch("PDG", &fRecoPDG, "PDG/I");
fReconstructionNtuple->Branch("NdEdx", &fRecoNdEdxBins, "NdEdx/I");
fReconstructionNtuple->Branch("dEdx", &fRecodEdxBins);
}
void trackAna::beginRun(const art::Run& /*run*/)
{
// How to convert from number of electrons to GeV. The ultimate
// source of this conversion factor is
// ${LARCOREOBJ_INC}/larcoreobj/SimpleTypesAndConstants/PhysicalConstants.h.
// But sim::LArG4Parameters might in principle ask a database for it.
art::ServiceHandle<sim::LArG4Parameters const> larParameters;
fElectronsToGeV = 1./larParameters->GeVToElectrons();
}
//-----------------------------------------------------------------------
void trackAna::analyze(const art::Event& event)
{
// Start by fetching some basic event information for our n-tuple.
fEvent = event.id().event();
fRun = event.run();
fSubRun = event.subRun();
art::Handle< std::vector<simb::MCParticle> > particleHandle;
if (!event.getByLabel(fSimulationProducerLabel, particleHandle))
{
throw cet::exception("EnergyAna")
<< " No simb::MCParticle objects in this event - "
<< " Line " << __LINE__ << " in file " << __FILE__ << std::endl;
}
TGraph2D * SP_gr = new TGraph2D();
TGraph2D * Traj_gr = new TGraph2D();
// TGraph2D * SP_AvePos_gr = new TGraph2D();
TGraph2D *SP_TracePoint_gr = new TGraph2D();
// TGraph2D *SPLPd_gr = new TGraph2D();
// Clearing All the vectors here
fTrackLength.clear();fStp_muon_Trj_TrackLength.clear();fTrackExitXpos.clear();fTrackExitYpos.clear();fTrackExitZpos.clear();
fRec_SpacePoint_X.clear();fRec_SpacePoint_Y.clear(); fRec_SpacePoint_Z.clear();
SPLPd_X.clear();SPLPd_Y.clear();SPLPd_Z.clear();fExtpl_track_length.clear();fStp_muon_TrackLen.clear();
fRTrackExitXpos.clear(); fRTrackExitYpos.clear(); fRTrackExitZpos.clear();
fSimWireEnergy.clear();fSimWireNumber.clear();fRecoChargeInt.clear(); fRecoChargeTrue.clear();fRecoPeakTime.clear(); fRecoHitCharge.clear();
fHitCharge_SP_S1.clear(); SPLPd_HitdQ.clear(); fHitCharge_SP.clear(); // clearing hits charge associated with Spacepoint
muonDir.clear();
// Clearing Vectors End here :
art::Handle< std::vector<recob::SpacePoint> > recobspacepoints;
event.getByLabel(fSpacePointProducerLabel, recobspacepoints);
if (!recobspacepoints->empty())
{
auto simChannelHandle = event.getValidHandle<std::vector<sim::SimChannel>>(fSimulationProducerLabel);
std::map< int, const simb::MCParticle* > particleMap;
for ( auto const& particle : (*particleHandle) )
{
fSimTrackID = particle.TrackId();
particleMap[fSimTrackID] = &particle;
fSimPDG = particle.PdgCode();
fPDGCodeHist->Fill( fSimPDG );
trackLength=0.0;
// For this example, we want to fill the n-tuples and histograms
// only with information from the primary particles in the
// event, whose PDG codes match a value supplied in the .fcl file.
if( particle.Process() != "primary" && ( fSimPDG != fSelectedPDG1 || fSimPDG != fSelectedPDG2 ))
continue;
// A particle has a trajectory, consisting of a set of
// 4-positions and 4-mommenta.
const size_t numberTrajectoryPoints = particle.NumberTrajectoryPoints();
// For trajectories, as for vectors and arrays, the first
// point is #0, not #1.
const int last = numberTrajectoryPoints - 1;
const TLorentzVector& positionStart = particle.Position(0);
const TLorentzVector& positionEnd = particle.Position(last);
const TLorentzVector& momentumStart = particle.Momentum(0);
const TLorentzVector& momentumEnd = particle.Momentum(last);
// Make a histogram of the starting momentum.
fMomentumHist->Fill( momentumStart.P() );
// Fill arrays with the 4-values. (Don't be fooled by
// the name of the method; it just puts the numbers from
// the 4-vector into the array.)
positionStart.GetXYZT( fStartXYZT );
positionEnd.GetXYZT( fEndXYZT );
momentumStart.GetXYZT( fStartPE );
momentumEnd.GetXYZT( fEndPE );
TVector3 dirVMC = momentumStart.Vect();
double dmv = dirVMC.Mag();
if (dmv==0) continue;
TVector3 udir = dirVMC*(1.0/dmv);
TVector3 lastpos(0,0,0);
bool first = true;
int tpn = 0;
for(size_t tp=1; tp<numberTrajectoryPoints; ++tp)
{
TVector3 pos = particle.Position(tp).Vect();
if (pos.X()<lineXP && pos.X()>lineXM && pos.Y()<lineYP && pos.Y()>lineYM && pos.Z()<lineZP && pos.Z()>lineZM)
{ if (!first)
{
trackLength +=(pos-lastpos).Mag();
Traj_gr->SetPoint(tpn,pos.X(),pos.Y(),pos.Z());
tpn++;
}
else
{
first = false;
}
lastpos = pos;
}
}
// const double trackLength = ( positionEnd - positionStart ).Rho();
// fTrackLength.push_back(trackLength);
// << "Track length: " << trackLength << " cm"<<endl;
fTrackLengthHist->Fill(trackLength);
} // MC particle for loop new
// i ############################################## END of TRUE TRACK EXTRAPOLATION ############################################
// ########## Reconstructed Space Point and Track Length Estimation ###############
dune_ana::DUNEAnaSpacePointUtils SPcharge;
art::Handle< std::vector<recob::SpacePoint> > recobspacepoints;
event.getByLabel(fSpacePointProducerLabel, recobspacepoints);
for (size_t isp=0;isp<recobspacepoints->size(); ++isp)
{
art::Ptr<recob::SpacePoint> recSPoint(recobspacepoints, isp);
const recob::SpacePoint& RecSP = *recSPoint;
// std::vector<art::Ptr<recob::Hit>> spacePointHits = ::dune_ana::DUNEAnaSpacePointUtils::GetHits(recSPoint, event, "pandora");
std::vector<art::Ptr<recob::Hit>> spacePointHits = SPcharge.GetHits(recSPoint, event, "pandora");
for ( auto const& SPhits : (spacePointHits) )
{
// auto hitChannelNumber = hit.Channel();
// auto HitCharge = SPhits->Integral();
// SPHitCharge = SPHitCharge + HitCharge;
if ( fGeometryService->SignalType( SPhits->Channel() ) != geo::kCollection)
continue;
fHitCharge_SP.push_back(SPhits->Integral());
}
// fHitCharge_SP.push_back(spacePointHits.Integral());
SP_gr->SetPoint(isp,RecSP.XYZ()[0],RecSP.XYZ()[1],RecSP.XYZ()[2]);
fRec_SpacePoint_X.push_back(RecSP.XYZ()[0]);
fRec_SpacePoint_Y.push_back(RecSP.XYZ()[1]);
fRec_SpacePoint_Z.push_back(RecSP.XYZ()[2]);
} // for ()
// fHitCharge_SP.push_back(SPHitCharge);
// SPHitCharge = 0.0;
// $$i$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ PCA ##########################################
double* xyz[3];
TVector3 pos(0,0,0);
TVector3 dir;
xyz[0] = fRec_SpacePoint_X.data();
xyz[1] = fRec_SpacePoint_Y.data();
xyz[2] = fRec_SpacePoint_Z.data();
size_t npts = fRec_SpacePoint_X.size();
if (npts < 2)
{
throw cet::exception("tpcvechitfinder2_module.cc: too few TPCClusters to fit a line in linefit");
}
TMatrixDSym covmat(3); // covariance matrix (use symmetric version)
// position is just the average of the coordinates
double psum[3] = {0,0,0};
for (size_t ipoint=0; ipoint<npts; ++ipoint)
{
for(size_t j=0; j<3; j++)
{
psum[j] += xyz[j][ipoint];
}
}
for (size_t j=0; j<3; ++j)
{
psum[j] /= npts;
}
pos.SetXYZ(psum[0],psum[1],psum[2]);
for (size_t i=0; i<3; ++i)
{
for (size_t j=0; j<= i; ++j)
{
double csum=0;
for (size_t ipoint=0; ipoint<npts; ++ipoint)
{
csum += (xyz[i][ipoint] - psum[i]) * (xyz[j][ipoint] - psum[j]);
}
csum /= (npts-1);
covmat[i][j] = csum;
covmat[j][i] = csum;
}
}
TVectorD eigenvalues(3);
TMatrixD eigenvectors = covmat.EigenVectors(eigenvalues);
double dirv[3] = {0,0,0};
for (size_t i=0; i<3; ++i)
{
dirv[i]=eigenvectors[i][0];
}
dir.SetXYZ(dirv[0],dirv[1],dirv[2]);
/* float chi2ndf = 0;
int spd=0;
bool sp_flag = true;
double dq=0.0, SPLPd_HitCharge = 0.0,t = 1.0;
TVector3 last_sp, P_PCA, normal, Pxyz_l;
for (size_t i=0; i<npts; ++i)
{
TVector3 pt(fRec_SpacePoint_X[i],fRec_SpacePoint_Y[i],fRec_SpacePoint_Z[i]);
double dist = ((pt - pos).Cross(dir)).Mag(); // no uncertainties for now -- set all to 1
art::Ptr<recob::SpacePoint> recSPLPd(recobspacepoints,i);
std::vector<art::Ptr<recob::Hit>> spacePointHits = SPcharge.GetHits(recSPLPd, event, "pandora");
if( dist > 5.00) // looking Space points 5 cm away from line
{
SPLPd_X.push_back(pt.X());SPLPd_Y.push_back(pt.Y());SPLPd_Z.push_back(pt.Z());//}
SPLPd_gr->SetPoint(spd,pt.X(),pt.Y(),pt.Z());
if(!sp_flag)
{
P_PCA = pt + t*(pt - last_sp); // L1 & L2 made by Eigen Vector Space point direction vector (pt - last_sp) //
double Skew_d = ((pt - pos).Dot(dir.Cross(pt - last_sp)))/(dir.Cross(pt - last_sp)).Mag();
TVector3 normal = (pt - last_sp).Cross((pt - last_sp).Cross(dir));// https://en.wikipedia.org/wiki/Skew_lines
TVector3 L2_P1 = pos + ((pt - pos).Dot(normal)/dir.Dot(normal))*dir; //point on the muon fit path line that is closest to this line
// Started estimation of point on muon fit line from point
// Equation of plane => N.r = N.p (N is normal P is point )
double T = (dir.Dot(pt) - dir.Dot(pos))/(dir.Dot(dir));
Pxyz_l.SetXYZ(dir.X()*T+pos.X(), dir.Y()*T+pos.Y(), dir.Z()*T+pos.Z()); // Point at the muon track from one of the
if((pt - last_sp).Mag() > 0.5 && (pt - last_sp).Mag() < 2.0 ) {cout << "Pairs of Spacepoint found here = \t"<<Skew_d<<L2_P1.X()<<"\n";
cout << "Plane Normal and Scaler = \t"<<Pxyz_l.X()<<"\t"<<"\n"; }
}
else
{
sp_flag = false;
}
last_sp = pt;
for ( auto const& SPLPdhits : (spacePointHits) )
{
SPLPd_HitCharge = SPLPdhits->Integral();
dq=dq+SPLPd_HitCharge;
}
SPLPd_HitdQ.push_back(dq);
dq= 0.0;
chi2ndf += dist*dist;
spd++;
} // if (dist )
}
if (npts == 2)
{
chi2ndf = 1; // a choice -- same as the choice in fitlines6ls
}
else
{
chi2ndf /= (npts-2);
}
*/ // cout<<"Ave Space Point Position P =(\t "<<pos[0]<<",\t"<<pos[1]<<",\t"<<pos[2]<<"\t)"<<endl;
// $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ PCA END ################################################
// $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ Track Length Estimation from Space Point $$$$$
double dm = dir.Mag();
// if (dm == 0) continue;
dir *= (1.0/dm);
tmx=(lineXM - pos[0])/(dir[0]); tmy=(lineYM- pos[1])/(dir[1]); tmz=(lineZM- pos[2])/(dir[2]);
tpx=(lineXP - pos[0])/(dir[0]); tpy=(lineYP- pos[1])/(dir[1]); tpz=(lineZP- pos[2])/(dir[2]);
RecTrackExitXposmx = lineXM; RecTrackExitYposmy = lineYM; RecTrackExitZposmz = lineZM;
RecTrackExitXpospx = lineXP; RecTrackExitYpospy = lineYP; RecTrackExitZpospz = lineZP;
double RecTrackExitYposmx=pos[1]+dir[1]*tmx; double RecTrackExitXposmy=pos[0]+dir[0]*tmy; double RecTrackExitXposmz=pos[0]+dir[0]*tmz;
double RecTrackExitZposmx=pos[2]+dir[2]*tmx; double RecTrackExitZposmy=pos[2]+dir[2]*tmy; double RecTrackExitYposmz=pos[1]+dir[1]*tmz;
double RecTrackExitYpospx=pos[1]+dir[1]*tpx; double RecTrackExitXpospy=pos[0]+dir[0]*tpy; double RecTrackExitXpospz=pos[0]+dir[0]*tpz;
double RecTrackExitZpospx=pos[2]+dir[2]*tpx; double RecTrackExitZpospy=pos[2]+dir[2]*tpy; double RecTrackExitYpospz=pos[1]+dir[1]*tpz;
if((RecTrackExitYposmx >= -600. && RecTrackExitYposmx <= 600.) && (RecTrackExitZposmx >= 0. && RecTrackExitZposmx <= 6500.) )
{ fRTrackExitXpos.push_back( RecTrackExitXposmx ); fRTrackExitYpos.push_back( RecTrackExitYposmx );fRTrackExitZpos.push_back(RecTrackExitZposmx);
}
if((RecTrackExitXposmy >= -720. && RecTrackExitXposmy <= 720.) && (RecTrackExitZposmy >= 0. && RecTrackExitZposmy <= 6500.))
{fRTrackExitXpos.push_back( RecTrackExitXposmy);fRTrackExitYpos.push_back(RecTrackExitYposmy);fRTrackExitZpos.push_back(RecTrackExitZposmy);
}
if((RecTrackExitXposmz >= -720. && RecTrackExitXposmz <= 720.) && (RecTrackExitYposmz >= -600. && RecTrackExitYposmz <= 600.))
{fRTrackExitXpos.push_back(RecTrackExitXposmz);fRTrackExitYpos.push_back(RecTrackExitYposmz);fRTrackExitZpos.push_back(RecTrackExitZposmz);
}
if((RecTrackExitYpospx >= -600. && RecTrackExitYpospx <= 600.) && (RecTrackExitZpospx >= 0. && RecTrackExitZpospx <= 6500.))
{fRTrackExitXpos.push_back( RecTrackExitXpospx );fRTrackExitYpos.push_back( RecTrackExitYpospx );fRTrackExitZpos.push_back( RecTrackExitZpospx );
}
if((RecTrackExitXpospy >= -720. && RecTrackExitXpospy <= 720.) && (RecTrackExitZpospy >= 0. && RecTrackExitZpospy <= 6500.))
{fRTrackExitXpos.push_back( RecTrackExitXpospy );fRTrackExitYpos.push_back(RecTrackExitYpospy);fRTrackExitZpos.push_back(RecTrackExitZpospy);
}
if( (RecTrackExitXpospz >= -720. && RecTrackExitXpospz <= 720.) && (RecTrackExitYpospz >= -600. && RecTrackExitYpospz <= 600.) )
{ fRTrackExitXpos.push_back(RecTrackExitXpospz);fRTrackExitYpos.push_back( RecTrackExitYpospz );fRTrackExitZpos.push_back(RecTrackExitZpospz);
}
for(size_t i=0; i<2; ++i)
{ std::cout<<"End point of the Tracks P = (\t "<<fRTrackExitXpos[i]<< ",\t"<<fRTrackExitYpos[i]<<",\t"<<fRTrackExitZpos[i]<<")\t"<<std::endl;
}
Extpl_track_length1 =sqrt(pow(fRTrackExitXpos[0]-fRTrackExitXpos[1], 2)+pow(fRTrackExitYpos[0]-fRTrackExitYpos[1], 2)+pow(fRTrackExitZpos[0]-fRTrackExitZpos[1], 2) * 1.0);
fExtpl_track_length.push_back(Extpl_track_length1);
std::cout<<"Extrapolated Track Length from Space-Point is = \t "<< Extpl_track_length1<< "\t cm "<<std::endl;
int const tl(500.); // Track segment size set here ex 500 cm . take R = 250 cm
TVector3 V = dir.Unit();
TVector3 P0,P1,P2,PEnd;
P0.SetXYZ(fRTrackExitXpos[0],fRTrackExitYpos[0],fRTrackExitZpos[0]);
PEnd.SetXYZ(fRTrackExitXpos[1],fRTrackExitYpos[1],fRTrackExitZpos[1]); // any end point can be used either
P1 = P0 + tl*V;
P2 = P0 - tl*V;
double d01 = (PEnd - P1).Mag();
double d02 = (PEnd - P2).Mag();
double tl_trace = (P1 - P0).Mag();double dqdl=0.0,HitCharge = 0.0;
double d0 = tl_trace;
int n= 0;
if(d01 < d02 )
{
while( tl_trace < Extpl_track_length1)
{ SP_TracePoint_gr->SetPoint(n,P1.X(),P1.Y(),P1.Z());
cout<< "Point at the line is : (\t"<<P1(0)<<",\t"<<P1(1)<<",\t"<<P1(2)<<"\t"<<"distance = \t"<<d0<<"\n";
for (size_t ii=0; ii<npts; ++ii)
{
art::Ptr<recob::SpacePoint> recSPointHit(recobspacepoints,ii);
const recob::SpacePoint& RecSPHit = *recSPointHit;
double SPd1=pow((RecSPHit.XYZ()[0]-P1.X()),2)+pow((RecSPHit.XYZ()[1]- P1.Y()),2)+pow((RecSPHit.XYZ()[2]-P1.Z()),2);
//double SPd2=pow((RecSPHit.XYZ()[0]-fRTrackExitXpos[1]),2)+pow((RecSPHit.XYZ()[1]-fRTrackExitYpos[1] ),2)+pow((RecSPHit.XYZ()[2]-fRTrackExitZpos[1] ),2);
std::vector<art::Ptr<recob::Hit>> spacePointHits = SPcharge.GetHits(recSPointHit, event, "pandora");
if (SPd1 <= 62500) // Check for Space point distance( 5 cm from the center of sphere ) from Exit point of track
{
for ( auto const& SPhits : (spacePointHits) )
{
if ( fGeometryService->SignalType( SPhits->Channel() ) != geo::kCollection)
continue;
HitCharge = SPhits->Integral();
dqdl=dqdl+HitCharge;
// fHitCharge_SP_S1.push_back(HitCharge/d0);
}
// dqdl=dqdl+HitCharge;
}
// break;
} // for loop
fHitCharge_SP_S1.push_back(dqdl/tl);
P1 = P1 + tl*V;
dqdl=0.0;
n++;
tl_trace = tl_trace + 500;
} // while loop
} // if (d01 or d02)
else // (d01 not less than d02)
{
while( tl_trace < Extpl_track_length1)
{ SP_TracePoint_gr->SetPoint(n,P2.X(),P2.Y(),P2.Z());
cout<< "Point at the line is : (\t"<<P2(0)<<",\t"<<P2(1)<<",\t"<<P2(2)<<")"<<"distance = \t"<<d0<<"\n";
for (size_t ii=0; ii<npts; ++ii)
{
art::Ptr<recob::SpacePoint> recSPointHit(recobspacepoints,ii);
const recob::SpacePoint& RecSPHit = *recSPointHit;
double SPd1=pow((RecSPHit.XYZ()[0]-P2.X()),2)+pow((RecSPHit.XYZ()[1]- P2.Y()),2)+pow((RecSPHit.XYZ()[2]-P2.Z()),2);
std::vector<art::Ptr<recob::Hit>> spacePointHits = SPcharge.GetHits(recSPointHit, event, "pandora");
if (SPd1 <= 62500) // Check for Space point distance( 5 cm from the center of sphere ) from Exit point of track
{
for ( auto const& SPhits : (spacePointHits) )
{
if (fGeometryService->SignalType( SPhits->Channel() ) != geo::kCollection)
continue;
HitCharge = SPhits->Integral();
// fHitCharge_SP_S1.push_back(HitCharge/d0);
dqdl=dqdl+HitCharge;
}
// dqdl=dqdl+HitCharge;
}
// break;
} // for lo
fHitCharge_SP_S1.push_back(dqdl/tl);
P2 = P2 - tl*V;
dqdl=0.0; n++; tl_trace = tl_trace + 500;
} // while loop
} // else // // End estimation dQ/dl here ...
// Estimating Direction
/* int spd=0, End1_Vote(0),End2_Vote(0);
bool sp_flag = true;
double dq=0.0, SPLPd_HitCharge = 0.0,t = 1.0;
TVector3 last_sp, P_PCA, normal, Pxyz_l;
for (size_t i=0; i<npts; ++i)
{
TVector3 pt(fRec_SpacePoint_X[i],fRec_SpacePoint_Y[i],fRec_SpacePoint_Z[i]);
double dist = ((pt - pos).Cross(dir)).Mag(); // no uncertainties for now -- set all to 1
art::Ptr<recob::SpacePoint> recSPLPd(recobspacepoints,i);
std::vector<art::Ptr<recob::Hit>> spacePointHits = SPcharge.GetHits(recSPLPd, event, "pandora");
if( dist > 5.00) // looking Space points 5 cm away from line
{
SPLPd_X.push_back(pt.X());SPLPd_Y.push_back(pt.Y());SPLPd_Z.push_back(pt.Z());//}
SPLPd_gr->SetPoint(spd,pt.X(),pt.Y(),pt.Z());
if(!sp_flag)
{
P_PCA = pt + t*(pt - last_sp); // L1 & L2 made by Eigen Vector Space point direction vector (pt - last_sp) //
// double Skew_d = ((pt - pos).Dot(dir.Cross(pt - last_sp)))/(dir.Cross(pt - last_sp)).Mag();
TVector3 normal = (pt - last_sp).Cross((pt - last_sp).Cross(dir));// https://en.wikipedia.org/wiki/Skew_lines
TVector3 L2_P1 = pos + ((pt - pos).Dot(normal)/dir.Dot(normal))*dir; //point on the muon fit path line that is closest to this line
// Started estimation of point on muon fit line from point
// Equation of plane => N.r = N.p (N is normal P is point )
double T = (dir.Dot(last_sp) - dir.Dot(pos))/(dir.Dot(dir));
Pxyz_l.SetXYZ(dir.X()*T+pos.X(), dir.Y()*T+pos.Y(), dir.Z()*T+pos.Z()); // Point at the muon track from one of the
if((pt - last_sp).Mag() > 0.5 && (pt - last_sp).Mag() < 2.0 )
{//cout << "Pairs of Spacepoint found here = \t"<<Skew_d<<L2_P1.X()<<"\n";
// cout << "Plane Normal and Scaler = \t"<<Pxyz_l.X()<<"\t"<<"\n";
if ((Pxyz_l - P0).Mag() > (L2_P1 - P0).Mag()) {End1_Vote++;}
if ((Pxyz_l - P0).Mag() < (L2_P1 - P0).Mag()) {End2_Vote++;}
}
}
else
{
sp_flag = false;
}
last_sp = pt;
for ( auto const& SPLPdhits : (spacePointHits) )
{
SPLPd_HitCharge = SPLPdhits->Integral();
dq=dq+SPLPd_HitCharge;
}
SPLPd_HitdQ.push_back(dq);
dq= 0.0;
// chi2ndf += dist*dist;
spd++;
} // if (dist )
}
if(End1_Vote > End2_Vote)
{cout<< "Particle is End1 Upstream \t (\t"<<P0.Z()<<"\t)\n";
muonDir.push_back(1);
}
else
{cout<<"Particle is End2 Upstream \t (\t"<<P0.Z()<<"\t)\n";
muonDir.push_back(-1);
}
*/
//Direction End block
// if(Extpl_track_length1 >= 1200 && trackLength <= 500 )
/* // {
TCanvas *tc1 = new TCanvas("tc1","Rec Space-Point",0,20,800,800);
TH2D *h = new TH2D("h","Space",100,-720,720,100,-600,600);
// TH2D *h1 = new TH2D("h1","Space",100,-720,720,100,-600,600);
gStyle->SetOptStat(0);
h->GetZaxis()->SetLimits(0.0,6500);
SP_gr->SetHistogram(h);
SP_gr->Draw("p0");
SP_gr->SetTitle("DUNE-FD ; X (cm); Y (cm); Z (cm)");
SP_gr->GetXaxis()->CenterTitle();SP_gr->GetYaxis()->CenterTitle();SP_gr->GetZaxis()->CenterTitle();
SP_gr->GetXaxis()->SetTitleOffset(1.5);SP_gr->GetYaxis()->SetTitleOffset(1.5);SP_gr->GetZaxis()->SetTitleOffset(1.3);
// SP_gr->SetMinimum(0.0);SP_gr->SetMaximum(6500);
SP_gr->GetXaxis()->SetTitleSize(0.04);SP_gr->GetYaxis()->SetTitleSize(0.04);SP_gr->GetZaxis()->SetTitleSize(0.04);
SP_gr->GetXaxis()->SetLabelSize(0.025); SP_gr->GetYaxis()->SetLabelSize(0.025); SP_gr->GetZaxis()->SetLabelSize(0.025);
Traj_gr->SetMarkerColor(kGreen);
Traj_gr->SetMarkerStyle(10);
Traj_gr->SetMarkerSize(0.5);
Traj_gr->Draw("p0 same");
SP_AvePos_gr->SetPoint(0,pos[0],pos[1],pos[2]);
SP_AvePos_gr->SetPoint(1,fRTrackExitXpos[0],fRTrackExitYpos[0],fRTrackExitZpos[0]);
SP_AvePos_gr->SetPoint(2,fRTrackExitXpos[1],fRTrackExitYpos[1],fRTrackExitZpos[1]);
// SP_AvePos_gr->SetPoint(3,P1(0),P1(1),P1(2));
// SP_AvePos_gr->SetPoint(4,P2(0),P2(1),P2(2));
SP_AvePos_gr->SetMarkerColor(kRed);
SP_AvePos_gr->SetMarkerStyle(20);
SP_AvePos_gr->SetMarkerSize(1.5);
SP_AvePos_gr->Draw("pLINE same");
SP_AvePos_gr->SetLineColor(kRed);
// h1->GetZaxis()->SetRangeUser(0.0, 6500);
SP_TracePoint_gr->SetMarkerColor(kBlue);
SP_TracePoint_gr->SetMarkerStyle(20);
SP_TracePoint_gr->SetMarkerSize(1.5);
SP_TracePoint_gr->Draw("p same");
// h1->GetZaxis()->SetRangeUser(0.0,6500);
SP_TracePoint_gr->SetMinimum(0.0);
SP_TracePoint_gr->SetMaximum(6500);
SPLPd_gr->SetMarkerColor(kYellow);
SPLPd_gr->SetMarkerStyle(20);
SPLPd_gr->SetMarkerSize(1.5);
SPLPd_gr->Draw("p same");
SPLPd_gr->SetMinimum(0.0);
SPLPd_gr->SetMaximum(6500);
TLegend *leg = new TLegend(0.15,0.9,0.35,0.7);
// leg->SetHeader("Track Length");
leg->AddEntry(SP_AvePos_gr,"Reco(Line)","l");
leg->AddEntry(SP_TracePoint_gr,"Sphere Centers","p");
leg->AddEntry(Traj_gr,"Traj","p");
leg->AddEntry(SP_gr,"Space Points","p0");
leg->AddEntry(SPLPd_gr,"Space Points at d = 5 cm from line","p0");
leg->Draw();
tc1->Print("SpacePoint_location.root");
tc1->SaveAs("/dune/app/users/jdsingh/DUNE_SP2020Work/DUNEWork/MUSUNWork/myplot/SpacePointMC.pdf");
// }// if(TGraph2D)
// else continue;
// }//stopping else */
// *********************************8 Charge and Energy Deposite Analysis **********************************//
for( auto const& channel : (*simChannelHandle) )
{
float energyDepositA = 0; //jd
auto const channelNumber = channel.Channel();
wireNumber = (int)channel.Channel();//jd ///< Set wire number
if ( fGeometryService->SignalType( channelNumber ) != geo::kCollection )
continue;
auto const& timeSlices = channel.TDCIDEMap();
for ( auto const& timeSlice : timeSlices )
{
auto const& chargeDeposits = timeSlice.second; //jd
for (auto const& chargeDeposit : chargeDeposits) //jd
{
energyDepositA += chargeDeposit.numElectrons * fElectronsToGeV; // jd
} // End chargeDeposit loop
} // For each time slice
fSimWireEnergy.push_back(energyDepositA); //jd // old filling place
fSimWireNumber.push_back(wireNumber); //jd // old filling place
// fSimulationNtuple->Fill();
} // For each SimChannel
// Reconstruction n-tuple
// //
art::Handle< std::vector<recob::Hit> > hitHandle;
if (!event.getByLabel(fHitProducerLabel, hitHandle)) return;
std::map< int, std::vector<double> > dEdxMap;
double hitCharge = 0; //jd
// double LifeTimeCurrection = 0;
for ( auto const& hit : (*hitHandle) )
{
auto hitChannelNumber = hit.Channel();
auto hitIntegral = hit.Integral();
auto hitAmplitude = hit.PeakAmplitude();
fHitIntegralHist->Fill(hitIntegral);
// We have a hit. For this example let's just focus on the
// hits in the collection plane.
if ( fGeometryService->SignalType( hitChannelNumber ) != geo::kCollection)
continue;
MF_LOG_DEBUG("EnergyAna") << "Hit in collection plane"<<"JD \t "<<hitCharge<< std::endl;
hitCharge += (hitIntegral);
MF_LOG_DEBUG("EnergyAna")
<< std::endl;
fRecoChargeInt.push_back(hitIntegral); // We should work with this quantity ,
fRecoChargeTrue.push_back(hitAmplitude); // this have noise .....
fRecoWireNumber.push_back(hitChannelNumber);
fRecoPeakTime.push_back(hit.PeakTime());
MF_LOG_DEBUG("EnergyAna")
<< "Hit index = " << hit.LocalIndex()
<< " channel number = " << hitChannelNumber
<< " start TDC tick = " << hit.StartTick()
<< " end TDC tick = " << hit.EndTick()
<< " peak TDC tick = " << hit.PeakTime()
<< " sigma peak time = " << hit.SigmaPeakTime()
// << " adjusted start TDC tick = " << fTimeService->TPCTick2TDC(hit.StartTick())
// << " adjusted end TDC tick = " << fTimeService->TPCTick2TDC(hit.EndTick())
// << " adjusted peak TDC tick = " << fTimeService->TPCTick2TDC(hit.PeakTime())
<< " time = " << time
<< std::endl;
} //// for each Hit
fRecoHitCharge.push_back(hitCharge); // old
// *************************************** Charge and Energy Deposite Analysis **************************//
// } // particle@
fSimulationTrackTree->Fill();
} // if(SpacePoint)
} // EnergyAna::analyze()
DEFINE_ART_MODULE(trackAna)
} // namespace example
} // namespace lar