File indexing completed on 2024-06-04 04:35:19
0001 #include <memory>
0002
0003 #include "SimG4Core/CustomPhysics/interface/CustomPhysicsList.h"
0004 #include "SimG4Core/CustomPhysics/interface/CustomParticleFactory.h"
0005 #include "SimG4Core/CustomPhysics/interface/CustomParticle.h"
0006 #include "SimG4Core/CustomPhysics/interface/DummyChargeFlipProcess.h"
0007 #include "SimG4Core/CustomPhysics/interface/G4ProcessHelper.h"
0008 #include "SimG4Core/CustomPhysics/interface/CustomPDGParser.h"
0009
0010 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0011 #include "FWCore/ParameterSet/interface/FileInPath.h"
0012 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0013
0014 #include "G4hMultipleScattering.hh"
0015 #include "G4hIonisation.hh"
0016 #include "G4ProcessManager.hh"
0017 #include "G4HadronicProcess.hh"
0018
0019 #include "SimG4Core/CustomPhysics/interface/FullModelHadronicProcess.h"
0020 #include "SimG4Core/CustomPhysics/interface/CMSDarkPairProductionProcess.h"
0021 #include "SimG4Core/CustomPhysics/interface/CMSQGSPSIMPBuilder.h"
0022 #include "SimG4Core/CustomPhysics/interface/CMSSIMPInelasticProcess.h"
0023
0024 #include "SimG4Core/CustomPhysics/interface/CMSSQLoopProcess.h"
0025 #include "SimG4Core/CustomPhysics/interface/CMSSQLoopProcessDiscr.h"
0026 #include "SimG4Core/CustomPhysics/interface/CMSSQNeutronAnnih.h"
0027 #include "SimG4Core/CustomPhysics/interface/CMSSQInelasticCrossSection.h"
0028
0029 using namespace CLHEP;
0030
0031 G4ThreadLocal std::unique_ptr<G4ProcessHelper> CustomPhysicsList::myHelper;
0032
0033 CustomPhysicsList::CustomPhysicsList(const std::string& name, const edm::ParameterSet& p, bool apinew)
0034 : G4VPhysicsConstructor(name) {
0035 myConfig = p;
0036 if (apinew) {
0037 dfactor = p.getParameter<double>("DarkMPFactor");
0038 fHadronicInteraction = p.getParameter<bool>("RhadronPhysics");
0039 } else {
0040
0041 dfactor = p.getParameter<double>("dark_factor");
0042 fHadronicInteraction = p.getParameter<bool>("rhadronPhysics");
0043 }
0044 edm::FileInPath fp = p.getParameter<edm::FileInPath>("particlesDef");
0045 particleDefFilePath = fp.fullPath();
0046 fParticleFactory = std::make_unique<CustomParticleFactory>();
0047 myHelper.reset(nullptr);
0048
0049 edm::LogVerbatim("SimG4CoreCustomPhysics") << "CustomPhysicsList: Path for custom particle definition file: \n"
0050 << particleDefFilePath << "\n"
0051 << " dark_factor= " << dfactor;
0052 }
0053
0054 CustomPhysicsList::~CustomPhysicsList() {}
0055
0056 void CustomPhysicsList::ConstructParticle() {
0057 edm::LogVerbatim("SimG4CoreCustomPhysics") << "===== CustomPhysicsList::ConstructParticle ";
0058 fParticleFactory.get()->loadCustomParticles(particleDefFilePath);
0059 }
0060
0061 void CustomPhysicsList::ConstructProcess() {
0062 edm::LogVerbatim("SimG4CoreCustomPhysics") << "CustomPhysicsList: adding CustomPhysics processes "
0063 << "for the list of particles";
0064
0065 G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();
0066
0067 for (auto particle : fParticleFactory.get()->getCustomParticles()) {
0068 if (particle->GetParticleType() == "simp") {
0069 G4ProcessManager* pmanager = particle->GetProcessManager();
0070 if (pmanager) {
0071 CMSSIMPInelasticProcess* simpInelPr = new CMSSIMPInelasticProcess();
0072 CMSQGSPSIMPBuilder* theQGSPSIMPB = new CMSQGSPSIMPBuilder();
0073 theQGSPSIMPB->Build(simpInelPr);
0074 pmanager->AddDiscreteProcess(simpInelPr);
0075 } else
0076 edm::LogVerbatim("CustomPhysics") << " No pmanager";
0077 }
0078
0079 CustomParticle* cp = dynamic_cast<CustomParticle*>(particle);
0080 if (cp) {
0081 G4ProcessManager* pmanager = particle->GetProcessManager();
0082 edm::LogVerbatim("SimG4CoreCustomPhysics")
0083 << "CustomPhysicsList: " << particle->GetParticleName() << " PDGcode= " << particle->GetPDGEncoding()
0084 << " Mass= " << particle->GetPDGMass() / GeV << " GeV.";
0085 if (pmanager) {
0086 if (particle->GetPDGCharge() != 0.0) {
0087 ph->RegisterProcess(new G4hMultipleScattering, particle);
0088 ph->RegisterProcess(new G4hIonisation, particle);
0089 }
0090 if (cp->GetCloud() && fHadronicInteraction &&
0091 (CustomPDGParser::s_isgluinoHadron(particle->GetPDGEncoding()) ||
0092 (CustomPDGParser::s_isstopHadron(particle->GetPDGEncoding())) ||
0093 (CustomPDGParser::s_issbottomHadron(particle->GetPDGEncoding())))) {
0094 edm::LogVerbatim("SimG4CoreCustomPhysics")
0095 << "CustomPhysicsList: " << particle->GetParticleName()
0096 << " CloudMass= " << cp->GetCloud()->GetPDGMass() / GeV
0097 << " GeV; SpectatorMass= " << cp->GetSpectator()->GetPDGMass() / GeV << " GeV.";
0098
0099 if (!myHelper.get()) {
0100 myHelper = std::make_unique<G4ProcessHelper>(myConfig, fParticleFactory.get());
0101 }
0102 pmanager->AddDiscreteProcess(new FullModelHadronicProcess(myHelper.get()));
0103 }
0104 if (particle->GetParticleType() == "darkpho") {
0105 CMSDarkPairProductionProcess* darkGamma = new CMSDarkPairProductionProcess(dfactor);
0106 pmanager->AddDiscreteProcess(darkGamma);
0107 }
0108 if (particle->GetParticleName() == "anti_sexaq") {
0109
0110 G4HadronicProcess* sqInelPr = new G4HadronicProcess();
0111 CMSSQNeutronAnnih* sqModel = new CMSSQNeutronAnnih(particle->GetPDGMass() / GeV);
0112 sqInelPr->RegisterMe(sqModel);
0113 CMSSQInelasticCrossSection* sqInelXS = new CMSSQInelasticCrossSection(particle->GetPDGMass() / GeV);
0114 sqInelPr->AddDataSet(sqInelXS);
0115 pmanager->AddDiscreteProcess(sqInelPr);
0116
0117 CMSSQLoopProcess* sqLoopPr = new CMSSQLoopProcess();
0118 pmanager->AddContinuousProcess(sqLoopPr);
0119 CMSSQLoopProcessDiscr* sqLoopPrDiscr = new CMSSQLoopProcessDiscr(particle->GetPDGMass() / GeV);
0120 pmanager->AddDiscreteProcess(sqLoopPrDiscr);
0121 } else if (particle->GetParticleName() == "sexaq") {
0122 edm::LogVerbatim("CustomPhysics") << " No pmanager implemented for sexaq, only for anti_sexaq";
0123 }
0124 }
0125 }
0126 }
0127 }