Newer
Older
#include "Edm4hepWriterAnaElemTool.h"
#include "G4Event.hh"
#include "G4THitsCollection.hh"
#include "DD4hep/Detector.h"
#include "DD4hep/Plugins.h"
#include "DDG4/Geant4Converter.h"
#include "DDG4/Geant4Mapping.h"
#include "DDG4/Geant4HitCollection.h"
#include "DDG4/Geant4Data.h"
#include "DDG4/Geant4Hits.h"
DECLARE_COMPONENT(Edm4hepWriterAnaElemTool)
void
Edm4hepWriterAnaElemTool::BeginOfRunAction(const G4Run*) {
G4cout << "Begin Run of detector simultion..." << G4endl;
}
void
Edm4hepWriterAnaElemTool::EndOfRunAction(const G4Run*) {
G4cout << "End Run of detector simultion..." << G4endl;
}
void
Edm4hepWriterAnaElemTool::BeginOfEventAction(const G4Event* anEvent) {
msg() << "Event " << anEvent->GetEventID() << endmsg;
// reset
m_track2primary.clear();
}
void
Edm4hepWriterAnaElemTool::EndOfEventAction(const G4Event* anEvent) {
auto mcCol = m_mcParCol.get();
msg() << "mcCol size: " << mcCol->size() << endmsg;
// save all data
// create collections.
auto trackercols = m_trackerCol.createAndPut();
auto calorimetercols = m_calorimeterCol.createAndPut();
auto calocontribcols = m_caloContribCol.createAndPut();
auto vxdcols = m_VXDCol.createAndPut();
auto ftdcols = m_FTDCol.createAndPut();
auto sitcols = m_SITCol.createAndPut();
auto tpccols = m_TPCCol.createAndPut();
auto setcols = m_SETCol.createAndPut();
auto ecalbarrelcol = m_EcalBarrelCol.createAndPut();
auto ecalbarrelcontribcols = m_EcalBarrelContributionCol.createAndPut();
auto ecalendcapscol = m_EcalEndcapsCol.createAndPut();
auto ecalendcapscontribcols = m_EcalEndcapsContributionCol.createAndPut();
auto ecalendcapringcol = m_EcalEndcapRingCol.createAndPut();
auto ecalendcapringcontribcol = m_EcalEndcapRingContributionCol.createAndPut();
auto driftchamberhitscol = m_DriftChamberHitsCol.createAndPut();
// readout defined in DD4hep
auto lcdd = &(dd4hep::Detector::getInstance());
auto allReadouts = lcdd->readouts();
for (auto& readout : allReadouts) {
info() << "Readout " << readout.first << endmsg;
}
// retrieve the hit collections
G4HCofThisEvent* collections = anEvent->GetHCofThisEvent();
if (!collections) {
warning() << "No collections found. " << endmsg;
return;
}
int Ncol = collections->GetNumberOfCollections();
for (int icol = 0; icol < Ncol; ++icol) {
G4VHitsCollection* collect = collections->GetHC(icol);
if (!collect) {
warning() << "Collection iCol " << icol << " is missing" << endmsg;
continue;
}
size_t nhits = collect->GetSize();
info() << "Collection " << collect->GetName()
<< " #" << icol
<< " has " << nhits << " hits."
<< endmsg;
if (nhits==0) {
// just skip this collection.
continue;
}
edm4hep::SimTrackerHitCollection* tracker_col_ptr = nullptr;
edm4hep::SimCalorimeterHitCollection* calo_col_ptr = nullptr;
edm4hep::CaloHitContributionCollection* calo_contrib_col_ptr = nullptr;
// the mapping between hit collection and the data handler
if (collect->GetName() == "VXDCollection") {
tracker_col_ptr = vxdcols;
} else if (collect->GetName() == "FTDCollection") {
tracker_col_ptr = ftdcols;
} else if (collect->GetName() == "SITCollection") {
tracker_col_ptr = sitcols;
} else if (collect->GetName() == "TPCCollection") {
tracker_col_ptr = tpccols;
} else if (collect->GetName() == "SETCollection") {
tracker_col_ptr = setcols;
} else if (collect->GetName() == "SETCollection") {
tracker_col_ptr = setcols;
} else if (collect->GetName() == "CaloHitsCollection") {
calo_col_ptr = calorimetercols;
calo_contrib_col_ptr = calocontribcols;
} else if (collect->GetName() == "EcalBarrelCollection") {
calo_col_ptr = ecalbarrelcol;
calo_contrib_col_ptr = ecalbarrelcontribcols;
} else if (collect->GetName() == "EcalEndcapsCollection") {
calo_col_ptr = ecalendcapscol;
calo_contrib_col_ptr = ecalendcapscontribcols;
} else if (collect->GetName() == "EcalEndcapRingCollection") {
calo_col_ptr = ecalendcapringcol;
calo_contrib_col_ptr = ecalendcapringcontribcol;
} else if (collect->GetName() == "DriftChamberHitsCollection") {
tracker_col_ptr = driftchamberhitscol;
} else {
warning() << "Unknown collection name: " << collect->GetName()
<< ". Please register in Edm4hepWriterAnaElemTool. " << endmsg;
continue;
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
}
// There are different types (new and old)
dd4hep::sim::Geant4HitCollection* coll = dynamic_cast<dd4hep::sim::Geant4HitCollection*>(collect);
if (coll) {
info() << " cast to dd4hep::sim::Geant4HitCollection. " << endmsg;
for(size_t i=0; i<nhits; ++i) {
dd4hep::sim::Geant4HitData* h = coll->hit(i);
dd4hep::sim::Geant4Tracker::Hit* trk_hit = dynamic_cast<dd4hep::sim::Geant4Tracker::Hit*>(h);
if ( 0 != trk_hit ) {
dd4hep::sim::Geant4HitData::Contribution& t = trk_hit->truth;
int trackID = t.trackID;
// t.trackID = m_truth->particleID(trackID);
}
// Geant4Calorimeter::Hit* cal_hit = dynamic_cast<Geant4Calorimeter::Hit*>(h);
// if ( 0 != cal_hit ) {
// Geant4HitData::Contributions& c = cal_hit->truth;
// for(Geant4HitData::Contributions::iterator j=c.begin(); j!=c.end(); ++j) {
// Geant4HitData::Contribution& t = *j;
// int trackID = t.trackID;
// // t.trackID = m_truth->particleID(trackID);
// }
// }
}
continue;
}
typedef G4THitsCollection<dd4hep::sim::Geant4Hit> HitCollection;
HitCollection* coll2 = dynamic_cast<HitCollection*>(collect);
if (coll2) {
info() << " cast to G4THitsCollection<dd4hep::sim::Geant4Hit>. " << endmsg;
int n_trk_hit = 0;
int n_cal_hit = 0;
for(size_t i=0; i<nhits; ++i) {
dd4hep::sim::Geant4Hit* h = dynamic_cast<dd4hep::sim::Geant4Hit*>(coll2->GetHit(i));
if (!h) {
warning() << "Failed to cast to dd4hep::sim::Geant4Hit. " << endmsg;
continue;
}
dd4hep::sim::Geant4TrackerHit* trk_hit = dynamic_cast<dd4hep::sim::Geant4TrackerHit*>(h);
++n_trk_hit;
// auto edm_trk_hit = trackercols->create();
auto edm_trk_hit = tracker_col_ptr->create();
edm_trk_hit.setCellID(trk_hit->cellID);
edm_trk_hit.setEDep(trk_hit->energyDeposit/CLHEP::GeV);
edm_trk_hit.setTime(trk_hit->truth.time/CLHEP::ns);
edm_trk_hit.setPathLength(trk_hit->length/CLHEP::mm);
// lc_hit->setMCParticle(lc_mcp);
double pos[3] = {trk_hit->position.x()/CLHEP::mm,
trk_hit->position.y()/CLHEP::mm,
trk_hit->position.z()/CLHEP::mm};
edm_trk_hit.setPosition(edm4hep::Vector3d(pos));
float mom[3] = {trk_hit->momentum.x()/CLHEP::GeV,
trk_hit->momentum.y()/CLHEP::GeV,
trk_hit->momentum.z()/CLHEP::GeV};
edm_trk_hit.setMomentum(edm4hep::Vector3f(mom));
}
dd4hep::sim::Geant4CalorimeterHit* cal_hit = dynamic_cast<dd4hep::sim::Geant4CalorimeterHit*>(h);
++n_cal_hit;
auto edm_calo_hit = calo_col_ptr->create();
edm_calo_hit.setCellID(cal_hit->cellID);
float pos[3] = {cal_hit->position.x()/CLHEP::mm,
cal_hit->position.y()/CLHEP::mm,
cal_hit->position.z()/CLHEP::mm};
edm_calo_hit.setPosition(edm4hep::Vector3f(pos));
// contribution
typedef dd4hep::sim::Geant4CalorimeterHit::Contributions Contributions;
typedef dd4hep::sim::Geant4CalorimeterHit::Contribution Contribution;
for (Contributions::const_iterator j = cal_hit->truth.begin();
j != cal_hit->truth.end(); ++j) {
const Contribution& c = *j;
// The legacy Hit object does not contains positions of contributions.
// float contrib_pos[] = {float(c.x/mm), float(c.y/mm), float(c.z/mm)};
auto edm_calo_contrib = calo_contrib_col_ptr->create();
edm_calo_contrib.setPDG(c.pdgID);
edm_calo_contrib.setEnergy(c.deposit/CLHEP::GeV);
edm_calo_contrib.setTime(c.time/CLHEP::ns);
edm_calo_contrib.setStepPosition(edm4hep::Vector3f(pos));
// from the track id, get the primary track
int pritrkid = m_track2primary[c.trackID];
if (pritrkid<=0) {
error() << "Failed to find the primary track for trackID #" << c.trackID << endmsg;
pritrkid = 1;
}
edm_calo_contrib.setParticle(mcCol->at(pritrkid-1)); // todo
edm_calo_hit.addToContributions(edm_calo_contrib);
}
}
}
info() << n_trk_hit << " hits cast to dd4hep::sim::Geant4TrackerHit. " << endmsg;
info() << n_cal_hit << " hits cast to dd4hep::sim::Geant4CalorimeterHit. " << endmsg;
continue;
}
warning() << "Failed to convert to collection "
<< collect->GetName()
<< endmsg;
}
}
void
Edm4hepWriterAnaElemTool::PreUserTrackingAction(const G4Track* track) {
int curtrkid = track->GetTrackID();
int curparid = track->GetParentID();
int pritrkid = curparid;
// try to find the primary track id from the parent track id.
if (curparid) {
auto it = m_track2primary.find(curparid);
if (it == m_track2primary.end()) {
error() << "Failed to find primary track for track id " << curparid << endmsg;
} else {
pritrkid = it->second;
}
} else {
// curparid is 0, it is primary
pritrkid = curtrkid;
}
m_track2primary[curtrkid] = pritrkid;
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
}
void
Edm4hepWriterAnaElemTool::PostUserTrackingAction(const G4Track*) {
}
void
Edm4hepWriterAnaElemTool::UserSteppingAction(const G4Step*) {
}
StatusCode
Edm4hepWriterAnaElemTool::initialize() {
StatusCode sc;
return sc;
}
StatusCode
Edm4hepWriterAnaElemTool::finalize() {
StatusCode sc;
return sc;
}