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Detector/DetSensitive/DetSensitive/FullParticleAbsorptionSD.h
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#ifndef DETSENSITIVE_FULLPARTICLEABSORPTIONSD_H | ||
#define DETSENSITIVE_FULLPARTICLEABSORPTIONSD_H | ||
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// DD4hep | ||
#include "DDG4/Geant4Hits.h" | ||
#include "DDSegmentation/Segmentation.h" | ||
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// Geant | ||
#include "G4THitsCollection.hh" | ||
#include "G4VSensitiveDetector.hh" | ||
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/** FullParticleAbsD DetectorDescription/DetSensitive/src/FullParticleAbsSD.h FullParticleAbsSD.h | ||
* | ||
* Sensitive detector to fully stop the incoming particles. | ||
* The position of the hit is set to G4Step::GetPreStepPoint() position. | ||
* New hit is created for each incoming particle, the energy is stored and the track is removed. | ||
* No timing information is saved. | ||
* | ||
* @author Coralie Neubueser | ||
*/ | ||
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namespace det { | ||
class FullParticleAbsorptionSD : public G4VSensitiveDetector { | ||
public: | ||
/** Constructor. | ||
* @param aDetectorName Name of the detector | ||
* @param aReadoutName Name of the readout (used to name the collection) | ||
* @param aSeg Segmentation of the detector (used to retrieve the cell ID) | ||
*/ | ||
FullParticleAbsorptionSD(const std::string& aDetectorName, | ||
const std::string& aReadoutName, | ||
const DD4hep::Geometry::Segmentation& aSeg); | ||
/// Destructor | ||
virtual ~FullParticleAbsorptionSD(); | ||
/** Initialization. | ||
* Creates the hit collection with the name passed in the constructor. | ||
* The hit collection is registered in Geant. | ||
* @param aHitsCollections Geant hits collection. | ||
*/ | ||
virtual void Initialize(G4HCofThisEvent* aHitsCollections) final; | ||
/** Process hit once the particle hit the sensitive volume. | ||
* Gets the kinetic energy from the particle track, calculates the position and cellID, | ||
* saves that into the hit collection. | ||
* New hit is created for first track of each particle within sensitive detector. | ||
* @param aStep Step in which particle deposited the energy. | ||
*/ | ||
virtual bool ProcessHits(G4Step* aStep, G4TouchableHistory*) final; | ||
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private: | ||
/// Collection of calorimeter hits | ||
G4THitsCollection<DD4hep::Simulation::Geant4CalorimeterHit>* m_calorimeterCollection; | ||
/// Segmentation of the detector used to retrieve the cell Ids | ||
DD4hep::Geometry::Segmentation m_seg; | ||
}; | ||
} | ||
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#endif /* DETSENSITIVE_FULLPARTICLEPABSORPTIONSD_H */ |
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#include "DetSensitive/FullParticleAbsorptionSD.h" | ||
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// FCCSW | ||
#include "DetCommon/DetUtils.h" | ||
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// DD4hep | ||
#include "DDG4/Geant4Mapping.h" | ||
#include "DDG4/Geant4VolumeManager.h" | ||
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// CLHEP | ||
#include "CLHEP/Vector/ThreeVector.h" | ||
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// Geant4 | ||
#include "G4SDManager.hh" | ||
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namespace det { | ||
FullParticleAbsorptionSD::FullParticleAbsorptionSD(const std::string& aDetectorName, | ||
const std::string& aReadoutName, | ||
const DD4hep::Geometry::Segmentation& aSeg) | ||
: G4VSensitiveDetector(aDetectorName), m_calorimeterCollection(nullptr), m_seg(aSeg) { | ||
// name of the collection of hits is determined byt the readout name (from XML) | ||
collectionName.insert(aReadoutName); | ||
} | ||
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FullParticleAbsorptionSD::~FullParticleAbsorptionSD() {} | ||
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void FullParticleAbsorptionSD::Initialize(G4HCofThisEvent* aHitsCollections) { | ||
// create a collection of hits and add it to G4HCofThisEvent | ||
// deleted in ~G4Event | ||
m_calorimeterCollection = | ||
new G4THitsCollection<DD4hep::Simulation::Geant4CalorimeterHit>(SensitiveDetectorName, collectionName[0]); | ||
aHitsCollections->AddHitsCollection(G4SDManager::GetSDMpointer()->GetCollectionID(m_calorimeterCollection), | ||
m_calorimeterCollection); | ||
} | ||
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bool FullParticleAbsorptionSD::ProcessHits(G4Step* aStep, G4TouchableHistory*) { | ||
CLHEP::Hep3Vector prePos = aStep->GetPreStepPoint()->GetPosition(); | ||
G4Track* aTrack = aStep->GetTrack(); | ||
G4double kineticEnergy = aTrack->GetKineticEnergy(); | ||
DD4hep::Simulation::Position pos(prePos.x(), prePos.y(), prePos.z()); | ||
auto hit = new DD4hep::Simulation::Geant4CalorimeterHit(pos); | ||
hit->cellID = utils::cellID(m_seg, *aStep); | ||
hit->energyDeposit = kineticEnergy; | ||
m_calorimeterCollection->insert(hit); | ||
// kill the track to ensure no double counting | ||
aTrack->SetTrackStatus(fStopAndKill); | ||
return true; | ||
} | ||
} |
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Detector/DetSensitive/tests/options/testDd4hepFullParticleAbsorptionSD.py
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from Gaudi.Configuration import * | ||
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from Configurables import GenAlg, MomentumRangeParticleGun, Gaudi__ParticlePropertySvc | ||
pgun = MomentumRangeParticleGun("PGun", | ||
PdgCodes=[11], # electron | ||
MomentumMin = 10, # GeV | ||
MomentumMax = 10, # GeV | ||
ThetaMin = -0.45, # rad | ||
ThetaMax = -0.45, # rad | ||
PhiMin = 1.6, # rad | ||
PhiMax = 1.6) # rad | ||
gen = GenAlg("ParticleGun", SignalProvider=pgun) | ||
gen.hepmc.Path = "hepmc" | ||
ppservice = Gaudi__ParticlePropertySvc("ParticlePropertySvc", ParticlePropertiesFile="../../../Generation/data/ParticleTable.txt") | ||
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from Configurables import HepMCToEDMConverter | ||
hepmc_converter = HepMCToEDMConverter("Converter") | ||
hepmc_converter.hepmc.Path="hepmc" | ||
hepmc_converter.genparticles.Path="allGenParticles" | ||
hepmc_converter.genvertices.Path="allGenVertices" | ||
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from Configurables import HepMCDumper | ||
hepmc_dump = HepMCDumper("hepmc") | ||
hepmc_dump.hepmc.Path="hepmc" | ||
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from Configurables import GeoSvc | ||
geoservice = GeoSvc("GeoSvc", detectors=['file:compact/Box_dd4hepStopParticleSD.xml'], OutputLevel = DEBUG) | ||
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from Configurables import SimG4Svc | ||
geantservice = SimG4Svc("SimG4Svc", | ||
detector='SimG4DD4hepDetector', | ||
physicslist="SimG4FtfpBert", | ||
actions="SimG4FullSimActions") | ||
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from Configurables import SimG4Alg, SimG4SaveCalHits, SimG4PrimariesFromEdmTool, InspectHitsCollectionsTool | ||
inspecttool = InspectHitsCollectionsTool("inspect", readoutNames=["Hits"], OutputLevel = DEBUG) | ||
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saveParticletool = SimG4SaveCalHits("saveParticles", readoutNames = ["Hits"]) | ||
saveParticletool.positionedCaloHits.Path = "positionedCaloHits" | ||
saveParticletool.caloHits.Path = "caloHits" | ||
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particle_converter = SimG4PrimariesFromEdmTool("EdmConverter") | ||
particle_converter.genParticles.Path = "allGenParticles" | ||
geantsim = SimG4Alg("SimG4Alg", | ||
outputs=["SimG4SaveCalHits/saveParticles", | ||
"InspectHitsCollectionsTool/inspect"], | ||
eventProvider=particle_converter) | ||
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from Configurables import FCCDataSvc, PodioOutput | ||
podiosvc = FCCDataSvc("EventDataSvc") | ||
out = PodioOutput("out", OutputLevel=DEBUG, filename="out_dd4hepStopParticleSD.root") | ||
out.outputCommands = ["keep *"] | ||
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# ApplicationMgr | ||
from Configurables import ApplicationMgr | ||
ApplicationMgr( TopAlg = [gen, hepmc_converter, hepmc_dump, geantsim, out], | ||
EvtSel = 'NONE', | ||
EvtMax = 1, | ||
# order is important, as GeoSvc is needed by SimG4Svc | ||
ExtSvc = [podiosvc, ppservice, geoservice, geantservice], | ||
OutputLevel=DEBUG | ||
) |