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Integrating optical photons into restG4 #124

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efcb612
DetectorConstruction added optical surfaces
mariajmz Nov 30, 2023
2ed9261
PhysicsList added optical physics list
mariajmz Nov 30, 2023
689c314
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Nov 30, 2023
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2 changes: 2 additions & 0 deletions include/PhysicsList.h
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,8 @@ class PhysicsList : public G4VModularPhysicsList {
G4VPhysicsConstructor* fRadDecPhysicsList = nullptr;
std::vector<G4VPhysicsConstructor*> fHadronPhys;

G4VPhysicsConstructor* fOptPhysList = nullptr;

TRestGeant4PhysicsLists* fRestPhysicsLists = nullptr;
};

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4 changes: 4 additions & 0 deletions src/DetectorConstruction.cxx
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Expand Up @@ -15,6 +15,10 @@
#include <G4SystemOfUnits.hh>
#include <G4UniformMagField.hh>
#include <G4UserLimits.hh>
// optical surfaces
#include <G4LogicalSkinSurface.hh>
#include <G4LogicalSurface.hh>
#include <G4OpticalSurface.hh>
#include <filesystem>

#include "SimulationManager.h"
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26 changes: 26 additions & 0 deletions src/PhysicsList.cxx
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Expand Up @@ -21,6 +21,7 @@
#include <G4IonTable.hh>
#include <G4LossTableManager.hh>
#include <G4NeutronTrackingCut.hh>
#include <G4OpticalPhysics.hh>
#include <G4ParticleTable.hh>
#include <G4ParticleTypes.hh>
#include <G4PhotonEvaporation.hh>
Expand Down Expand Up @@ -70,6 +71,7 @@ PhysicsList::~PhysicsList() {
delete fEmPhysicsList;
delete fDecPhysicsList;
delete fRadDecPhysicsList;
delete fOptPhysList;
for (auto& hadronicPhysicsList : fHadronPhys) {
delete hadronicPhysicsList;
}
Expand Down Expand Up @@ -160,6 +162,20 @@ void PhysicsList::InitializePhysicsLists() {
}

G4cout << "Number of hadronic physics lists added " << fHadronPhys.size() << G4endl;

// Optical PhysicsList
if (fRestPhysicsLists->FindPhysicsList("G4OpticalPhysics") >= 0) {
fOptPhysList = new G4OpticalPhysics(); // by default all processes are activated and optical photons
// are tracked first
// posible aditional configuration
// fOptPhysList->Configure(kCerenkov,true); //to activate each process
// fOptPhysList->SetCerenkovStackPhotons(false);
// fOptPhysList->SetTrackSecondariesFirst(kScintillation,true);
// fOptPhysList->SetScintillationStackPhotons(false);//only relevant if we actually stack and trace
// optical photons
} else if (fRestPhysicsLists->GetVerboseLevel() >= TRestStringOutput::REST_Verbose_Level::REST_Debug) {
G4cout << "restG4. PhysicsList. G4DecayPhysics is not enabled!!" << G4endl;
}
}

void PhysicsList::ConstructParticle() {
Expand All @@ -182,11 +198,21 @@ void PhysicsList::ConstructParticle() {
for (auto& hadronicPhysicsList : fHadronPhys) {
hadronicPhysicsList->ConstructParticle();
}

// Optical physics list
if (fOptPhysList) {
fOptPhysList->ConstructParticle();
}
}

void PhysicsList::ConstructProcess() {
AddTransportation();

// Optical physics list
if (fOptPhysList) {
fOptPhysList->ConstructProcess();
}

// Electromagnetic physics list
if (fEmPhysicsList) {
fEmPhysicsList->ConstructProcess();
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