tests/tracking_test/TrackingTest_processor.cc

0001
0002 #include "TrackingTest_processor.h"
0003
0004 #include <JANA/JApplication.h>
0005 #include <JANA/JApplicationFwd.h>
0006 #include <JANA/JEvent.h>
0007 #include <JANA/Services/JGlobalRootLock.h>
0008 #include <JANA/Services/JParameterManager.h>
0009 #include <Math/GenVector/Cartesian3D.h>
0010 #include <Math/GenVector/PxPyPzM4D.h>
0011 #include <edm4eic/MCRecoParticleAssociationCollection.h>
0012 #include <edm4eic/ReconstructedParticleCollection.h>
0013 #include <edm4hep/MCParticleCollection.h>
0014 #include <edm4hep/Vector3d.h>
0015 #include <edm4hep/Vector3f.h>
0016 #include <fmt/format.h>
0017 #include <podio/ObjectID.h>
0018 #include <spdlog/logger.h>
0019 #include <cstddef>
0020 #include <map>
0021 #include <string>
0022 #include <utility>
0023
0024 #include "services/log/Log_service.h"
0025 #include "services/rootfile/RootFile_service.h"
0026
0027 using namespace fmt;
0028
0029 //------------------
0030 // Init
0031 //------------------
0032 void TrackingTest_processor::Init() {
0033   std::string plugin_name = ("tracking_test");
0034
0035   // Get JANA application
0036   auto* app = GetApplication();
0037
0038   // Ask service locator a file to write histograms to
0039   auto root_file_service = app->GetService<RootFile_service>();
0040
0041   // Get TDirectory for histograms root file
0042   auto globalRootLock = app->GetService<JGlobalRootLock>();
0043   globalRootLock->acquire_write_lock();
0044   auto* file = root_file_service->GetHistFile();
0045   globalRootLock->release_lock();
0046
0047   // Create a directory for this plugin. And subdirectories for series of histograms
0048   m_dir_main = file->mkdir(plugin_name.c_str());
0049
0050   // Get log level from user parameter or default
0051   m_log = app->GetService<Log_service>()->logger(plugin_name);
0052   for (auto pair : app->GetJParameterManager()->GetAllParameters()) {
0053     m_log->info("{:<20} | {}", pair.first, pair.second->GetDescription());
0054   }
0055 }
0056
0057 //------------------
0058 // Process
0059 //------------------
0060 void TrackingTest_processor::Process(const std::shared_ptr<const JEvent>& event) {
0061   m_log->debug("---- TrackingTest_processor {} ----", event->GetEventNumber());
0062
0063   ProcessTrackingMatching(event);
0064 }
0065
0066 //------------------
0067 // Finish
0068 //------------------
0069 void TrackingTest_processor::Finish() { fmt::print("OccupancyAnalysis::Finish() called\n"); }
0070
0071 void TrackingTest_processor::ProcessTrackingResults(const std::shared_ptr<const JEvent>& event) {
0072   const auto* reco_particles =
0073       event->GetCollection<edm4eic::ReconstructedParticle>("outputParticles");
0074
0075   m_log->debug("Tracking reconstructed particles N={}: ", reco_particles->size());
0076   m_log->debug("   {:<5} {:>8} {:>8} {:>8} {:>8} {:>8}", "[i]", "[px]", "[py]", "[pz]", "[P]",
0077                "[P*3]");
0078
0079   for (std::size_t i = 0; i < reco_particles->size(); i++) {
0080     auto particle = (*reco_particles)[i];
0081
0082     double px = particle.getMomentum().x;
0083     double py = particle.getMomentum().y;
0084     double pz = particle.getMomentum().z;
0085     // ROOT::Math::PxPyPzM4D p4v(px, py, pz, particle.getMass());
0086     ROOT::Math::Cartesian3D p(px, py, pz);
0087     m_log->debug("   {:<5} {:>8.2f} {:>8.2f} {:>8.2f} {:>8.2f} {:>8.2f}", i, px, py, pz, p.R(),
0088                  p.R() * 3);
0089   }
0090
0091   const auto* mc_particles = event->GetCollection<edm4hep::MCParticle>("MCParticles");
0092
0093   m_log->debug("MC particles N={}: ", mc_particles->size());
0094   m_log->debug("   {:<5} {:<6} {:<7} {:>8} {:>8} {:>8} {:>8}", "[i]", "status", "[PDG]", "[px]",
0095                "[py]", "[pz]", "[P]");
0096   for (std::size_t i = 0; i < mc_particles->size(); i++) {
0097
0098     const auto& particle = (*mc_particles)[i];
0099
0100     if (particle.getGeneratorStatus() != 1) {
0101       continue;
0102     }
0103     //
0104     double px = particle.getMomentum().x;
0105     double py = particle.getMomentum().y;
0106     double pz = particle.getMomentum().z;
0107     ROOT::Math::PxPyPzM4D p4v(px, py, pz, particle.getMass());
0108     ROOT::Math::Cartesian3D p(px, py, pz);
0109     if (p.R() < 1) {
0110       continue;
0111     }
0112
0113     m_log->debug("   {:<5} {:<6} {:<7} {:>8.2f} {:>8.2f} {:>8.2f} {:>8.2f}", i,
0114                  particle.getGeneratorStatus(), particle.getPDG(), px, py, pz, p.R());
0115   }
0116 }
0117
0118 void TrackingTest_processor::ProcessTrackingMatching(const std::shared_ptr<const JEvent>& event) {
0119   m_log->debug("Associations [simId] [recID] [simE] [recE] [simPDG] [recPDG]");
0120
0121   const auto* associations = event->GetCollection<edm4eic::MCRecoParticleAssociation>(
0122       "ReconstructedChargedParticleAssociations");
0123
0124   for (auto assoc : *associations) {
0125     auto sim = assoc.getSim();
0126     auto rec = assoc.getRec();
0127
0128     m_log->debug("  {:<6} {:<6} {:>8d} {:>8d}", assoc.getSim().getObjectID().index,
0129                  assoc.getRec().getObjectID().index, sim.getPDG(), rec.getPDG());
0130   }
0131
0132   //    m_log->debug("Particles [objID] [PDG] [simE] [recE] [simPDG] [recPDG]");
0133   //    auto prt_with_assoc = event->GetSingle<edm4hep::ReconstructedParticle>("ChargedParticlesWithAssociations");
0134   //    for(auto part: prt_with_assoc->particles()) {
0135   //
0136   //        // auto sim = assoc->getSim();
0137   //        // auto rec = assoc->getRec();
0138   //
0139   //        m_log->debug("  {:<6} {:<6}  {:>8.2f} {:>8.2f}", part->getObjectID().index, part->getPDG(), part->getCharge(), part->getEnergy());
0140   //
0141   //    }
0142   //
0143   //
0144   //    m_log->debug("ReconstructedChargedParticles [objID] [PDG] [charge] [energy]");
0145   //    auto reco_charged_particles = event->Get<edm4eic::ReconstructedParticle>("ReconstructedChargedParticles");
0146   //    for(auto part: reco_charged_particles) {
0147   //        m_log->debug("  {:<6} {:<6}  {:>8.2f} {:>8.2f}", part->getObjectID().index, part->getPDG(), part->getCharge(), part->getEnergy());
0148   //    }
0149 }
0150
0151 void TrackingTest_processor::ProcessGloablMatching(const std::shared_ptr<const JEvent>& event) {
0152
0153   m_log->debug("ReconstructedParticles (FINAL) [objID] [PDG] [charge] [energy]");
0154   const auto* final_reco_particles =
0155       event->GetCollection<edm4eic::ReconstructedParticle>("ReconstructedParticlesWithAssoc");
0156   for (const auto& part : *final_reco_particles) {
0157     m_log->debug("  {:<6} {:<6}  {:>8.2f} {:>8.2f}", part.getObjectID().index, part.getPDG(),
0158                  part.getCharge(), part.getEnergy());
0159   }
0160 }