Root/src/RootTrackSummaryWriter.cpp

0001 // This file is part of the Acts project.
0002 //
0003 // Copyright (C) 2019-2024 CERN for the benefit of the Acts project
0004 //
0005 // This Source Code Form is subject to the terms of the Mozilla Public
0006 // License, v. 2.0. If a copy of the MPL was not distributed with this
0007 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
0008
0009 #include "ActsExamples/Io/Root/RootTrackSummaryWriter.hpp"
0010
0011 #include "Acts/Definitions/TrackParametrization.hpp"
0012 #include "Acts/EventData/GenericBoundTrackParameters.hpp"
0013 #include "Acts/EventData/MultiTrajectoryHelpers.hpp"
0014 #include "Acts/EventData/VectorMultiTrajectory.hpp"
0015 #include "Acts/Surfaces/Surface.hpp"
0016 #include "Acts/TrackFitting/GsfOptions.hpp"
0017 #include "Acts/Utilities/Intersection.hpp"
0018 #include "Acts/Utilities/MultiIndex.hpp"
0019 #include "Acts/Utilities/Result.hpp"
0020 #include "Acts/Utilities/detail/periodic.hpp"
0021 #include "ActsExamples/EventData/IndexSourceLink.hpp"
0022 #include "ActsExamples/EventData/TruthMatching.hpp"
0023 #include "ActsExamples/Framework/AlgorithmContext.hpp"
0024 #include "ActsExamples/Framework/WriterT.hpp"
0025 #include "ActsExamples/Validation/TrackClassification.hpp"
0026 #include "ActsFatras/EventData/Barcode.hpp"
0027 #include "ActsFatras/EventData/Particle.hpp"
0028
0029 #include <array>
0030 #include <cmath>
0031 #include <cstddef>
0032 #include <cstdint>
0033 #include <ios>
0034 #include <limits>
0035 #include <memory>
0036 #include <optional>
0037 #include <ostream>
0038 #include <stdexcept>
0039
0040 #include <TFile.h>
0041 #include <TTree.h>
0042
0043 using Acts::VectorHelpers::eta;
0044 using Acts::VectorHelpers::perp;
0045 using Acts::VectorHelpers::phi;
0046 using Acts::VectorHelpers::theta;
0047
0048 namespace ActsExamples {
0049
0050 RootTrackSummaryWriter::RootTrackSummaryWriter(
0051     const RootTrackSummaryWriter::Config& config, Acts::Logging::Level level)
0052     : WriterT(config.inputTracks, "RootTrackSummaryWriter", level),
0053       m_cfg(config) {
0054   // tracks collection name is already checked by base ctor
0055   if (m_cfg.inputParticles.empty()) {
0056     throw std::invalid_argument("Missing particles input collection");
0057   }
0058   if (m_cfg.inputTrackParticleMatching.empty()) {
0059     throw std::invalid_argument("Missing input track particles matching");
0060   }
0061   if (m_cfg.filePath.empty()) {
0062     throw std::invalid_argument("Missing output filename");
0063   }
0064   if (m_cfg.treeName.empty()) {
0065     throw std::invalid_argument("Missing tree name");
0066   }
0067
0068   m_inputParticles.initialize(m_cfg.inputParticles);
0069   m_inputTrackParticleMatching.initialize(m_cfg.inputTrackParticleMatching);
0070
0071   // Setup ROOT I/O
0072   auto path = m_cfg.filePath;
0073   m_outputFile = TFile::Open(path.c_str(), m_cfg.fileMode.c_str());
0074   if (m_outputFile == nullptr) {
0075     throw std::ios_base::failure("Could not open '" + path + "'");
0076   }
0077   m_outputFile->cd();
0078   m_outputTree = new TTree(m_cfg.treeName.c_str(), m_cfg.treeName.c_str());
0079   if (m_outputTree == nullptr) {
0080     throw std::bad_alloc();
0081   }
0082
0083   // I/O parameters
0084   m_outputTree->Branch("event_nr", &m_eventNr);
0085   m_outputTree->Branch("track_nr", &m_trackNr);
0086
0087   m_outputTree->Branch("nStates", &m_nStates);
0088   m_outputTree->Branch("nMeasurements", &m_nMeasurements);
0089   m_outputTree->Branch("nOutliers", &m_nOutliers);
0090   m_outputTree->Branch("nHoles", &m_nHoles);
0091   m_outputTree->Branch("nSharedHits", &m_nSharedHits);
0092   m_outputTree->Branch("chi2Sum", &m_chi2Sum);
0093   m_outputTree->Branch("NDF", &m_NDF);
0094   m_outputTree->Branch("measurementChi2", &m_measurementChi2);
0095   m_outputTree->Branch("outlierChi2", &m_outlierChi2);
0096   m_outputTree->Branch("measurementVolume", &m_measurementVolume);
0097   m_outputTree->Branch("measurementLayer", &m_measurementLayer);
0098   m_outputTree->Branch("outlierVolume", &m_outlierVolume);
0099   m_outputTree->Branch("outlierLayer", &m_outlierLayer);
0100
0101   m_outputTree->Branch("nMajorityHits", &m_nMajorityHits);
0102   m_outputTree->Branch("majorityParticleId", &m_majorityParticleId);
0103   m_outputTree->Branch("trackClassification", &m_trackClassification);
0104   m_outputTree->Branch("t_charge", &m_t_charge);
0105   m_outputTree->Branch("t_time", &m_t_time);
0106   m_outputTree->Branch("t_vx", &m_t_vx);
0107   m_outputTree->Branch("t_vy", &m_t_vy);
0108   m_outputTree->Branch("t_vz", &m_t_vz);
0109   m_outputTree->Branch("t_px", &m_t_px);
0110   m_outputTree->Branch("t_py", &m_t_py);
0111   m_outputTree->Branch("t_pz", &m_t_pz);
0112   m_outputTree->Branch("t_theta", &m_t_theta);
0113   m_outputTree->Branch("t_phi", &m_t_phi);
0114   m_outputTree->Branch("t_eta", &m_t_eta);
0115   m_outputTree->Branch("t_p", &m_t_p);
0116   m_outputTree->Branch("t_pT", &m_t_pT);
0117   m_outputTree->Branch("t_d0", &m_t_d0);
0118   m_outputTree->Branch("t_z0", &m_t_z0);
0119
0120   m_outputTree->Branch("hasFittedParams", &m_hasFittedParams);
0121   m_outputTree->Branch("eLOC0_fit", &m_eLOC0_fit);
0122   m_outputTree->Branch("eLOC1_fit", &m_eLOC1_fit);
0123   m_outputTree->Branch("ePHI_fit", &m_ePHI_fit);
0124   m_outputTree->Branch("eTHETA_fit", &m_eTHETA_fit);
0125   m_outputTree->Branch("eQOP_fit", &m_eQOP_fit);
0126   m_outputTree->Branch("eT_fit", &m_eT_fit);
0127   m_outputTree->Branch("err_eLOC0_fit", &m_err_eLOC0_fit);
0128   m_outputTree->Branch("err_eLOC1_fit", &m_err_eLOC1_fit);
0129   m_outputTree->Branch("err_ePHI_fit", &m_err_ePHI_fit);
0130   m_outputTree->Branch("err_eTHETA_fit", &m_err_eTHETA_fit);
0131   m_outputTree->Branch("err_eQOP_fit", &m_err_eQOP_fit);
0132   m_outputTree->Branch("err_eT_fit", &m_err_eT_fit);
0133   m_outputTree->Branch("res_eLOC0_fit", &m_res_eLOC0_fit);
0134   m_outputTree->Branch("res_eLOC1_fit", &m_res_eLOC1_fit);
0135   m_outputTree->Branch("res_ePHI_fit", &m_res_ePHI_fit);
0136   m_outputTree->Branch("res_eTHETA_fit", &m_res_eTHETA_fit);
0137   m_outputTree->Branch("res_eQOP_fit", &m_res_eQOP_fit);
0138   m_outputTree->Branch("res_eT_fit", &m_res_eT_fit);
0139   m_outputTree->Branch("pull_eLOC0_fit", &m_pull_eLOC0_fit);
0140   m_outputTree->Branch("pull_eLOC1_fit", &m_pull_eLOC1_fit);
0141   m_outputTree->Branch("pull_ePHI_fit", &m_pull_ePHI_fit);
0142   m_outputTree->Branch("pull_eTHETA_fit", &m_pull_eTHETA_fit);
0143   m_outputTree->Branch("pull_eQOP_fit", &m_pull_eQOP_fit);
0144   m_outputTree->Branch("pull_eT_fit", &m_pull_eT_fit);
0145
0146   if (m_cfg.writeGsfSpecific) {
0147     m_outputTree->Branch("max_material_fwd", &m_gsf_max_material_fwd);
0148     m_outputTree->Branch("sum_material_fwd", &m_gsf_sum_material_fwd);
0149   }
0150
0151   if (m_cfg.writeCovMat) {
0152     // create one branch for every entry of covariance matrix
0153     // one block for every row of the matrix, every entry gets own branch
0154     m_outputTree->Branch("cov_eLOC0_eLOC0", &m_cov_eLOC0_eLOC0);
0155     m_outputTree->Branch("cov_eLOC0_eLOC1", &m_cov_eLOC0_eLOC1);
0156     m_outputTree->Branch("cov_eLOC0_ePHI", &m_cov_eLOC0_ePHI);
0157     m_outputTree->Branch("cov_eLOC0_eTHETA", &m_cov_eLOC0_eTHETA);
0158     m_outputTree->Branch("cov_eLOC0_eQOP", &m_cov_eLOC0_eQOP);
0159     m_outputTree->Branch("cov_eLOC0_eT", &m_cov_eLOC0_eT);
0160
0161     m_outputTree->Branch("cov_eLOC1_eLOC0", &m_cov_eLOC1_eLOC0);
0162     m_outputTree->Branch("cov_eLOC1_eLOC1", &m_cov_eLOC1_eLOC1);
0163     m_outputTree->Branch("cov_eLOC1_ePHI", &m_cov_eLOC1_ePHI);
0164     m_outputTree->Branch("cov_eLOC1_eTHETA", &m_cov_eLOC1_eTHETA);
0165     m_outputTree->Branch("cov_eLOC1_eQOP", &m_cov_eLOC1_eQOP);
0166     m_outputTree->Branch("cov_eLOC1_eT", &m_cov_eLOC1_eT);
0167
0168     m_outputTree->Branch("cov_ePHI_eLOC0", &m_cov_ePHI_eLOC0);
0169     m_outputTree->Branch("cov_ePHI_eLOC1", &m_cov_ePHI_eLOC1);
0170     m_outputTree->Branch("cov_ePHI_ePHI", &m_cov_ePHI_ePHI);
0171     m_outputTree->Branch("cov_ePHI_eTHETA", &m_cov_ePHI_eTHETA);
0172     m_outputTree->Branch("cov_ePHI_eQOP", &m_cov_ePHI_eQOP);
0173     m_outputTree->Branch("cov_ePHI_eT", &m_cov_ePHI_eT);
0174
0175     m_outputTree->Branch("cov_eTHETA_eLOC0", &m_cov_eTHETA_eLOC0);
0176     m_outputTree->Branch("cov_eTHETA_eLOC1", &m_cov_eTHETA_eLOC1);
0177     m_outputTree->Branch("cov_eTHETA_ePHI", &m_cov_eTHETA_ePHI);
0178     m_outputTree->Branch("cov_eTHETA_eTHETA", &m_cov_eTHETA_eTHETA);
0179     m_outputTree->Branch("cov_eTHETA_eQOP", &m_cov_eTHETA_eQOP);
0180     m_outputTree->Branch("cov_eTHETA_eT", &m_cov_eTHETA_eT);
0181
0182     m_outputTree->Branch("cov_eQOP_eLOC0", &m_cov_eQOP_eLOC0);
0183     m_outputTree->Branch("cov_eQOP_eLOC1", &m_cov_eQOP_eLOC1);
0184     m_outputTree->Branch("cov_eQOP_ePHI", &m_cov_eQOP_ePHI);
0185     m_outputTree->Branch("cov_eQOP_eTHETA", &m_cov_eQOP_eTHETA);
0186     m_outputTree->Branch("cov_eQOP_eQOP", &m_cov_eQOP_eQOP);
0187     m_outputTree->Branch("cov_eQOP_eT", &m_cov_eQOP_eT);
0188
0189     m_outputTree->Branch("cov_eT_eLOC0", &m_cov_eT_eLOC0);
0190     m_outputTree->Branch("cov_eT_eLOC1", &m_cov_eT_eLOC1);
0191     m_outputTree->Branch("cov_eT_ePHI", &m_cov_eT_ePHI);
0192     m_outputTree->Branch("cov_eT_eTHETA", &m_cov_eT_eTHETA);
0193     m_outputTree->Branch("cov_eT_eQOP", &m_cov_eT_eQOP);
0194     m_outputTree->Branch("cov_eT_eT", &m_cov_eT_eT);
0195   }
0196
0197   if (m_cfg.writeGx2fSpecific) {
0198     m_outputTree->Branch("nUpdatesGx2f", &m_nUpdatesGx2f);
0199   }
0200 }
0201
0202 RootTrackSummaryWriter::~RootTrackSummaryWriter() {
0203   m_outputFile->Close();
0204 }
0205
0206 ProcessCode RootTrackSummaryWriter::finalize() {
0207   m_outputFile->cd();
0208   m_outputTree->Write();
0209   m_outputFile->Close();
0210
0211   if (m_cfg.writeCovMat) {
0212     ACTS_INFO("Wrote full covariance matrix to tree");
0213   }
0214   ACTS_INFO("Wrote parameters of tracks to tree '" << m_cfg.treeName << "' in '"
0215                                                    << m_cfg.filePath << "'");
0216
0217   return ProcessCode::SUCCESS;
0218 }
0219
0220 ProcessCode RootTrackSummaryWriter::writeT(const AlgorithmContext& ctx,
0221                                            const ConstTrackContainer& tracks) {
0222   // Read additional input collections
0223   const auto& particles = m_inputParticles(ctx);
0224   const auto& trackParticleMatching = m_inputTrackParticleMatching(ctx);
0225
0226   // For each particle within a track, how many hits did it contribute
0227   std::vector<ParticleHitCount> particleHitCounts;
0228
0229   // Exclusive access to the tree while writing
0230   std::lock_guard<std::mutex> lock(m_writeMutex);
0231
0232   // Get the event number
0233   m_eventNr = ctx.eventNumber;
0234
0235   for (const auto& track : tracks) {
0236     m_trackNr.push_back(track.index());
0237
0238     // Collect the trajectory summary info
0239     m_nStates.push_back(track.nTrackStates());
0240     m_nMeasurements.push_back(track.nMeasurements());
0241     m_nOutliers.push_back(track.nOutliers());
0242     m_nHoles.push_back(track.nHoles());
0243     m_nSharedHits.push_back(track.nSharedHits());
0244     m_chi2Sum.push_back(track.chi2());
0245     m_NDF.push_back(track.nDoF());
0246     {
0247       std::vector<double> measurementChi2;
0248       std::vector<std::uint32_t> measurementVolume;
0249       std::vector<std::uint32_t> measurementLayer;
0250       std::vector<double> outlierChi2;
0251       std::vector<std::uint32_t> outlierVolume;
0252       std::vector<std::uint32_t> outlierLayer;
0253       for (const auto& state : track.trackStatesReversed()) {
0254         const auto& geoID = state.referenceSurface().geometryId();
0255         const auto& volume = geoID.volume();
0256         const auto& layer = geoID.layer();
0257         if (state.typeFlags().test(Acts::TrackStateFlag::MeasurementFlag)) {
0258           measurementChi2.push_back(state.chi2());
0259           measurementVolume.push_back(volume);
0260           measurementLayer.push_back(layer);
0261         }
0262         if (state.typeFlags().test(Acts::TrackStateFlag::OutlierFlag)) {
0263           outlierChi2.push_back(state.chi2());
0264           outlierVolume.push_back(volume);
0265           outlierLayer.push_back(layer);
0266         }
0267       }
0268       // IDs are stored as double (as the vector of vector of int is not known
0269       // to ROOT)
0270       m_measurementChi2.push_back(std::move(measurementChi2));
0271       m_measurementVolume.push_back(std::move(measurementVolume));
0272       m_measurementLayer.push_back(std::move(measurementLayer));
0273       m_outlierChi2.push_back(std::move(outlierChi2));
0274       m_outlierVolume.push_back(std::move(outlierVolume));
0275       m_outlierLayer.push_back(std::move(outlierLayer));
0276     }
0277
0278     // Initialize the truth particle info
0279     ActsFatras::Barcode majorityParticleId(
0280         std::numeric_limits<std::size_t>::max());
0281     TrackMatchClassification trackClassification =
0282         TrackMatchClassification::Unknown;
0283     unsigned int nMajorityHits = std::numeric_limits<unsigned int>::max();
0284     int t_charge = std::numeric_limits<int>::max();
0285     float t_time = NaNfloat;
0286     float t_vx = NaNfloat;
0287     float t_vy = NaNfloat;
0288     float t_vz = NaNfloat;
0289     float t_px = NaNfloat;
0290     float t_py = NaNfloat;
0291     float t_pz = NaNfloat;
0292     float t_theta = NaNfloat;
0293     float t_phi = NaNfloat;
0294     float t_eta = NaNfloat;
0295     float t_p = NaNfloat;
0296     float t_pT = NaNfloat;
0297     float t_d0 = NaNfloat;
0298     float t_z0 = NaNfloat;
0299     float t_qop = NaNfloat;
0300
0301     // Get the perigee surface
0302     const Acts::Surface* pSurface =
0303         track.hasReferenceSurface() ? &track.referenceSurface() : nullptr;
0304
0305     // Get the majority truth particle to this track
0306     auto match = trackParticleMatching.find(track.index());
0307     bool foundMajorityParticle = false;
0308     // Get the truth particle info
0309     if (match != trackParticleMatching.end() &&
0310         match->second.particle.has_value()) {
0311       // Get the barcode of the majority truth particle
0312       majorityParticleId = match->second.particle.value();
0313       trackClassification = match->second.classification;
0314       nMajorityHits = match->second.contributingParticles.front().hitCount;
0315
0316       // Find the truth particle via the barcode
0317       auto ip = particles.find(majorityParticleId);
0318       if (ip != particles.end()) {
0319         foundMajorityParticle = true;
0320
0321         const auto& particle = *ip;
0322         ACTS_VERBOSE("Find the truth particle with barcode "
0323                      << majorityParticleId << "="
0324                      << majorityParticleId.value());
0325         // Get the truth particle info at vertex
0326         t_p = particle.absoluteMomentum();
0327         t_charge = static_cast<int>(particle.charge());
0328         t_time = particle.time();
0329         t_vx = particle.position().x();
0330         t_vy = particle.position().y();
0331         t_vz = particle.position().z();
0332         t_px = t_p * particle.direction().x();
0333         t_py = t_p * particle.direction().y();
0334         t_pz = t_p * particle.direction().z();
0335         t_theta = theta(particle.direction());
0336         t_phi = phi(particle.direction());
0337         t_eta = eta(particle.direction());
0338         t_pT = t_p * perp(particle.direction());
0339         t_qop = particle.qOverP();
0340
0341         if (pSurface != nullptr) {
0342           auto intersection =
0343               pSurface
0344                   ->intersect(ctx.geoContext, particle.position(),
0345                               particle.direction(), Acts::BoundaryCheck(false))
0346                   .closest();
0347           auto position = intersection.position();
0348
0349           // get the truth perigee parameter
0350           auto lpResult = pSurface->globalToLocal(ctx.geoContext, position,
0351                                                   particle.direction());
0352           if (lpResult.ok()) {
0353             t_d0 = lpResult.value()[Acts::BoundIndices::eBoundLoc0];
0354             t_z0 = lpResult.value()[Acts::BoundIndices::eBoundLoc1];
0355           } else {
0356             ACTS_ERROR("Global to local transformation did not succeed.");
0357           }
0358         }
0359       } else {
0360         ACTS_DEBUG("Truth particle with barcode "
0361                    << majorityParticleId << "=" << majorityParticleId.value()
0362                    << " not found in the input collection!");
0363       }
0364     }
0365     if (!foundMajorityParticle) {
0366       ACTS_DEBUG("Truth particle for track " << track.tipIndex()
0367                                              << " not found!");
0368     }
0369
0370     // Push the corresponding truth particle info for the track.
0371     // Always push back even if majority particle not found
0372     m_majorityParticleId.push_back(majorityParticleId.value());
0373     m_trackClassification.push_back(static_cast<int>(trackClassification));
0374     m_nMajorityHits.push_back(nMajorityHits);
0375     m_t_charge.push_back(t_charge);
0376     m_t_time.push_back(t_time);
0377     m_t_vx.push_back(t_vx);
0378     m_t_vy.push_back(t_vy);
0379     m_t_vz.push_back(t_vz);
0380     m_t_px.push_back(t_px);
0381     m_t_py.push_back(t_py);
0382     m_t_pz.push_back(t_pz);
0383     m_t_theta.push_back(t_theta);
0384     m_t_phi.push_back(t_phi);
0385     m_t_eta.push_back(t_eta);
0386     m_t_p.push_back(t_p);
0387     m_t_pT.push_back(t_pT);
0388     m_t_d0.push_back(t_d0);
0389     m_t_z0.push_back(t_z0);
0390
0391     // Initialize the fitted track parameters info
0392     std::array<float, Acts::eBoundSize> param = {NaNfloat, NaNfloat, NaNfloat,
0393                                                  NaNfloat, NaNfloat, NaNfloat};
0394     std::array<float, Acts::eBoundSize> error = {NaNfloat, NaNfloat, NaNfloat,
0395                                                  NaNfloat, NaNfloat, NaNfloat};
0396
0397     // get entries of covariance matrix. If no entry, return NaN
0398     auto getCov = [&](auto i, auto j) { return track.covariance()(i, j); };
0399
0400     bool hasFittedParams = track.hasReferenceSurface();
0401     if (hasFittedParams) {
0402       const auto& parameter = track.parameters();
0403       for (unsigned int i = 0; i < Acts::eBoundSize; ++i) {
0404         param[i] = parameter[i];
0405       }
0406
0407       const auto& covariance = track.covariance();
0408       for (unsigned int i = 0; i < Acts::eBoundSize; ++i) {
0409         error[i] = std::sqrt(covariance(i, i));
0410       }
0411     }
0412
0413     std::array<float, Acts::eBoundSize> res = {NaNfloat, NaNfloat, NaNfloat,
0414                                                NaNfloat, NaNfloat, NaNfloat};
0415     std::array<float, Acts::eBoundSize> pull = {NaNfloat, NaNfloat, NaNfloat,
0416                                                 NaNfloat, NaNfloat, NaNfloat};
0417     if (foundMajorityParticle && hasFittedParams) {
0418       res = {param[Acts::eBoundLoc0] - t_d0,
0419              param[Acts::eBoundLoc1] - t_z0,
0420              Acts::detail::difference_periodic(param[Acts::eBoundPhi], t_phi,
0421                                                static_cast<float>(2 * M_PI)),
0422              param[Acts::eBoundTheta] - t_theta,
0423              param[Acts::eBoundQOverP] - t_qop,
0424              param[Acts::eBoundTime] - t_time};
0425
0426       for (unsigned int i = 0; i < Acts::eBoundSize; ++i) {
0427         pull[i] = res[i] / error[i];  // MARK: fpeMask(FLTINV, 1, #2284)
0428       }
0429     }
0430
0431     // Push the fitted track parameters.
0432     // Always push back even if no fitted track parameters
0433     m_eLOC0_fit.push_back(param[Acts::eBoundLoc0]);
0434     m_eLOC1_fit.push_back(param[Acts::eBoundLoc1]);
0435     m_ePHI_fit.push_back(param[Acts::eBoundPhi]);
0436     m_eTHETA_fit.push_back(param[Acts::eBoundTheta]);
0437     m_eQOP_fit.push_back(param[Acts::eBoundQOverP]);
0438     m_eT_fit.push_back(param[Acts::eBoundTime]);
0439
0440     m_res_eLOC0_fit.push_back(res[Acts::eBoundLoc0]);
0441     m_res_eLOC1_fit.push_back(res[Acts::eBoundLoc1]);
0442     m_res_ePHI_fit.push_back(res[Acts::eBoundPhi]);
0443     m_res_eTHETA_fit.push_back(res[Acts::eBoundTheta]);
0444     m_res_eQOP_fit.push_back(res[Acts::eBoundQOverP]);
0445     m_res_eT_fit.push_back(res[Acts::eBoundTime]);
0446
0447     m_err_eLOC0_fit.push_back(error[Acts::eBoundLoc0]);
0448     m_err_eLOC1_fit.push_back(error[Acts::eBoundLoc1]);
0449     m_err_ePHI_fit.push_back(error[Acts::eBoundPhi]);
0450     m_err_eTHETA_fit.push_back(error[Acts::eBoundTheta]);
0451     m_err_eQOP_fit.push_back(error[Acts::eBoundQOverP]);
0452     m_err_eT_fit.push_back(error[Acts::eBoundTime]);
0453
0454     m_pull_eLOC0_fit.push_back(pull[Acts::eBoundLoc0]);
0455     m_pull_eLOC1_fit.push_back(pull[Acts::eBoundLoc1]);
0456     m_pull_ePHI_fit.push_back(pull[Acts::eBoundPhi]);
0457     m_pull_eTHETA_fit.push_back(pull[Acts::eBoundTheta]);
0458     m_pull_eQOP_fit.push_back(pull[Acts::eBoundQOverP]);
0459     m_pull_eT_fit.push_back(pull[Acts::eBoundTime]);
0460
0461     m_hasFittedParams.push_back(hasFittedParams);
0462
0463     if (m_cfg.writeGsfSpecific) {
0464       using namespace Acts::GsfConstants;
0465       if (tracks.hasColumn(Acts::hashString(kFwdMaxMaterialXOverX0))) {
0466         m_gsf_max_material_fwd.push_back(
0467             track.template component<double>(kFwdMaxMaterialXOverX0));
0468       } else {
0469         m_gsf_max_material_fwd.push_back(NaNfloat);
0470       }
0471
0472       if (tracks.hasColumn(Acts::hashString(kFwdSumMaterialXOverX0))) {
0473         m_gsf_sum_material_fwd.push_back(
0474             track.template component<double>(kFwdSumMaterialXOverX0));
0475       } else {
0476         m_gsf_sum_material_fwd.push_back(NaNfloat);
0477       }
0478     }
0479
0480     if (m_cfg.writeCovMat) {
0481       // write all entries of covariance matrix to output file
0482       // one branch for every entry of the matrix.
0483       m_cov_eLOC0_eLOC0.push_back(getCov(0, 0));
0484       m_cov_eLOC0_eLOC1.push_back(getCov(0, 1));
0485       m_cov_eLOC0_ePHI.push_back(getCov(0, 2));
0486       m_cov_eLOC0_eTHETA.push_back(getCov(0, 3));
0487       m_cov_eLOC0_eQOP.push_back(getCov(0, 4));
0488       m_cov_eLOC0_eT.push_back(getCov(0, 5));
0489
0490       m_cov_eLOC1_eLOC0.push_back(getCov(1, 0));
0491       m_cov_eLOC1_eLOC1.push_back(getCov(1, 1));
0492       m_cov_eLOC1_ePHI.push_back(getCov(1, 2));
0493       m_cov_eLOC1_eTHETA.push_back(getCov(1, 3));
0494       m_cov_eLOC1_eQOP.push_back(getCov(1, 4));
0495       m_cov_eLOC1_eT.push_back(getCov(1, 5));
0496
0497       m_cov_ePHI_eLOC0.push_back(getCov(2, 0));
0498       m_cov_ePHI_eLOC1.push_back(getCov(2, 1));
0499       m_cov_ePHI_ePHI.push_back(getCov(2, 2));
0500       m_cov_ePHI_eTHETA.push_back(getCov(2, 3));
0501       m_cov_ePHI_eQOP.push_back(getCov(2, 4));
0502       m_cov_ePHI_eT.push_back(getCov(2, 5));
0503
0504       m_cov_eTHETA_eLOC0.push_back(getCov(3, 0));
0505       m_cov_eTHETA_eLOC1.push_back(getCov(3, 1));
0506       m_cov_eTHETA_ePHI.push_back(getCov(3, 2));
0507       m_cov_eTHETA_eTHETA.push_back(getCov(3, 3));
0508       m_cov_eTHETA_eQOP.push_back(getCov(3, 4));
0509       m_cov_eTHETA_eT.push_back(getCov(3, 5));
0510
0511       m_cov_eQOP_eLOC0.push_back(getCov(4, 0));
0512       m_cov_eQOP_eLOC1.push_back(getCov(4, 1));
0513       m_cov_eQOP_ePHI.push_back(getCov(4, 2));
0514       m_cov_eQOP_eTHETA.push_back(getCov(4, 3));
0515       m_cov_eQOP_eQOP.push_back(getCov(4, 4));
0516       m_cov_eQOP_eT.push_back(getCov(4, 5));
0517
0518       m_cov_eT_eLOC0.push_back(getCov(5, 0));
0519       m_cov_eT_eLOC1.push_back(getCov(5, 1));
0520       m_cov_eT_ePHI.push_back(getCov(5, 2));
0521       m_cov_eT_eTHETA.push_back(getCov(5, 3));
0522       m_cov_eT_eQOP.push_back(getCov(5, 4));
0523       m_cov_eT_eT.push_back(getCov(5, 5));
0524     }
0525
0526     if (m_cfg.writeGx2fSpecific) {
0527       if (tracks.hasColumn(Acts::hashString("Gx2fnUpdateColumn"))) {
0528         int nUpdate = static_cast<int>(
0529             track.template component<std::size_t,
0530                                      Acts::hashString("Gx2fnUpdateColumn")>());
0531         m_nUpdatesGx2f.push_back(nUpdate);
0532       } else {
0533         m_nUpdatesGx2f.push_back(-1);
0534       }
0535     }
0536   }
0537
0538   // fill the variables
0539   m_outputTree->Fill();
0540
0541   m_trackNr.clear();
0542   m_nStates.clear();
0543   m_nMeasurements.clear();
0544   m_nOutliers.clear();
0545   m_nHoles.clear();
0546   m_nSharedHits.clear();
0547   m_chi2Sum.clear();
0548   m_NDF.clear();
0549   m_measurementChi2.clear();
0550   m_outlierChi2.clear();
0551   m_measurementVolume.clear();
0552   m_measurementLayer.clear();
0553   m_outlierVolume.clear();
0554   m_outlierLayer.clear();
0555
0556   m_nMajorityHits.clear();
0557   m_majorityParticleId.clear();
0558   m_trackClassification.clear();
0559   m_t_charge.clear();
0560   m_t_time.clear();
0561   m_t_vx.clear();
0562   m_t_vy.clear();
0563   m_t_vz.clear();
0564   m_t_px.clear();
0565   m_t_py.clear();
0566   m_t_pz.clear();
0567   m_t_theta.clear();
0568   m_t_phi.clear();
0569   m_t_p.clear();
0570   m_t_pT.clear();
0571   m_t_eta.clear();
0572   m_t_d0.clear();
0573   m_t_z0.clear();
0574
0575   m_hasFittedParams.clear();
0576   m_eLOC0_fit.clear();
0577   m_eLOC1_fit.clear();
0578   m_ePHI_fit.clear();
0579   m_eTHETA_fit.clear();
0580   m_eQOP_fit.clear();
0581   m_eT_fit.clear();
0582   m_err_eLOC0_fit.clear();
0583   m_err_eLOC1_fit.clear();
0584   m_err_ePHI_fit.clear();
0585   m_err_eTHETA_fit.clear();
0586   m_err_eQOP_fit.clear();
0587   m_err_eT_fit.clear();
0588   m_res_eLOC0_fit.clear();
0589   m_res_eLOC1_fit.clear();
0590   m_res_ePHI_fit.clear();
0591   m_res_eTHETA_fit.clear();
0592   m_res_eQOP_fit.clear();
0593   m_res_eT_fit.clear();
0594   m_pull_eLOC0_fit.clear();
0595   m_pull_eLOC1_fit.clear();
0596   m_pull_ePHI_fit.clear();
0597   m_pull_eTHETA_fit.clear();
0598   m_pull_eQOP_fit.clear();
0599   m_pull_eT_fit.clear();
0600
0601   m_gsf_max_material_fwd.clear();
0602   m_gsf_sum_material_fwd.clear();
0603
0604   if (m_cfg.writeCovMat) {
0605     m_cov_eLOC0_eLOC0.clear();
0606     m_cov_eLOC0_eLOC1.clear();
0607     m_cov_eLOC0_ePHI.clear();
0608     m_cov_eLOC0_eTHETA.clear();
0609     m_cov_eLOC0_eQOP.clear();
0610     m_cov_eLOC0_eT.clear();
0611
0612     m_cov_eLOC1_eLOC0.clear();
0613     m_cov_eLOC1_eLOC1.clear();
0614     m_cov_eLOC1_ePHI.clear();
0615     m_cov_eLOC1_eTHETA.clear();
0616     m_cov_eLOC1_eQOP.clear();
0617     m_cov_eLOC1_eT.clear();
0618
0619     m_cov_ePHI_eLOC0.clear();
0620     m_cov_ePHI_eLOC1.clear();
0621     m_cov_ePHI_ePHI.clear();
0622     m_cov_ePHI_eTHETA.clear();
0623     m_cov_ePHI_eQOP.clear();
0624     m_cov_ePHI_eT.clear();
0625
0626     m_cov_eTHETA_eLOC0.clear();
0627     m_cov_eTHETA_eLOC1.clear();
0628     m_cov_eTHETA_ePHI.clear();
0629     m_cov_eTHETA_eTHETA.clear();
0630     m_cov_eTHETA_eQOP.clear();
0631     m_cov_eTHETA_eT.clear();
0632
0633     m_cov_eQOP_eLOC0.clear();
0634     m_cov_eQOP_eLOC1.clear();
0635     m_cov_eQOP_ePHI.clear();
0636     m_cov_eQOP_eTHETA.clear();
0637     m_cov_eQOP_eQOP.clear();
0638     m_cov_eQOP_eT.clear();
0639
0640     m_cov_eT_eLOC0.clear();
0641     m_cov_eT_eLOC1.clear();
0642     m_cov_eT_ePHI.clear();
0643     m_cov_eT_eTHETA.clear();
0644     m_cov_eT_eQOP.clear();
0645     m_cov_eT_eT.clear();
0646   }
0647
0648   m_nUpdatesGx2f.clear();
0649
0650   return ProcessCode::SUCCESS;
0651 }
0652
0653 }  // namespace ActsExamples