Import Geant4 10.7.0.beta source tree
This commit is contained in:
@@ -72,6 +72,7 @@
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#include "G4Cerenkov.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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G4Cerenkov::G4Cerenkov(const G4String& processName, G4ProcessType type)
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: G4VProcess(processName, type),
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fTrackSecondariesFirst(false),
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@@ -85,52 +86,55 @@ G4Cerenkov::G4Cerenkov(const G4String& processName, G4ProcessType type)
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thePhysicsTable = nullptr;
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if (verboseLevel>0) {
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G4cout << GetProcessName() << " is created " << G4endl;
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G4cout << GetProcessName() << " is created." << G4endl;
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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G4Cerenkov::~G4Cerenkov()
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{
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if (thePhysicsTable != nullptr) {
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thePhysicsTable->clearAndDestroy();
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delete thePhysicsTable;
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thePhysicsTable->clearAndDestroy();
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delete thePhysicsTable;
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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G4bool G4Cerenkov::IsApplicable(const G4ParticleDefinition& aParticleType)
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{
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return (aParticleType.GetPDGCharge() != 0.0 &&
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aParticleType.GetPDGMass() != 0.0 &&
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aParticleType.GetParticleName() != "chargedgeantino" &&
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!aParticleType.IsShortLived() ) ? true : false;
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aParticleType.GetPDGMass() != 0.0 &&
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aParticleType.GetParticleName() != "chargedgeantino" &&
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!aParticleType.IsShortLived() ) ? true : false;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void G4Cerenkov::SetTrackSecondariesFirst(const G4bool state)
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{
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fTrackSecondariesFirst = state;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void G4Cerenkov::SetMaxBetaChangePerStep(const G4double value)
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{
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fMaxBetaChange = value*CLHEP::perCent;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void G4Cerenkov::SetMaxNumPhotonsPerStep(const G4int NumPhotons)
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{
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fMaxPhotons = NumPhotons;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void G4Cerenkov::BuildPhysicsTable(const G4ParticleDefinition&)
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{
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if (!thePhysicsTable) BuildThePhysicsTable();
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}
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// PostStepDoIt
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// -------------
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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G4VParticleChange*
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G4Cerenkov::PostStepDoIt(const G4Track& aTrack, const G4Step& aStep)
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// This routine is called for each tracking Step of a charged particle
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// in a radiator. A Poisson-distributed number of photons is generated
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// according to the Cerenkov formula, distributed evenly along the track
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@@ -153,7 +157,7 @@ G4Cerenkov::PostStepDoIt(const G4Track& aTrack, const G4Step& aStep)
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G4ThreeVector x0 = pPreStepPoint->GetPosition();
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G4ThreeVector p0 = aStep.GetDeltaPosition().unit();
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G4double t0 = pPreStepPoint->GetGlobalTime();
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G4double t0 = pPreStepPoint->GetGlobalTime();
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G4MaterialPropertiesTable* aMaterialPropertiesTable =
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aMaterial->GetMaterialPropertiesTable();
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@@ -163,10 +167,7 @@ G4Cerenkov::PostStepDoIt(const G4Track& aTrack, const G4Step& aStep)
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aMaterialPropertiesTable->GetProperty(kRINDEX);
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if (!Rindex) return pParticleChange;
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// particle charge
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G4double charge = aParticle->GetDefinition()->GetPDGCharge();
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// particle beta
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G4double beta = (pPreStepPoint->GetBeta() + pPostStepPoint->GetBeta())*0.5;
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//fNumPhotons = 0; // in PostStepGetPhysicalInteractionLength()
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@@ -175,48 +176,35 @@ G4Cerenkov::PostStepDoIt(const G4Track& aTrack, const G4Step& aStep)
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GetAverageNumberOfPhotons(charge,beta,aMaterial,Rindex);
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if (MeanNumberOfPhotons <= 0.0) {
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// return unchanged particle and no secondaries
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aParticleChange.SetNumberOfSecondaries(0);
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return pParticleChange;
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// return unchanged particle and no secondaries
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aParticleChange.SetNumberOfSecondaries(0);
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return pParticleChange;
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}
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G4double step_length = aStep.GetStepLength();
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MeanNumberOfPhotons = MeanNumberOfPhotons * step_length;
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fNumPhotons = (G4int)G4Poisson(MeanNumberOfPhotons);
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fNumPhotons = (G4int) G4Poisson(MeanNumberOfPhotons);
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if ( fNumPhotons <= 0 || !fStackingFlag ) {
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// return unchanged particle and no secondaries
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aParticleChange.SetNumberOfSecondaries(0);
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return pParticleChange;
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if (fNumPhotons <= 0 || !fStackingFlag) {
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// return unchanged particle and no secondaries
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aParticleChange.SetNumberOfSecondaries(0);
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return pParticleChange;
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}
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////////////////////////////////////////////////////////////////
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aParticleChange.SetNumberOfSecondaries(fNumPhotons);
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if (fTrackSecondariesFirst) {
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if (aTrack.GetTrackStatus() == fAlive )
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if (aTrack.GetTrackStatus() == fAlive)
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aParticleChange.ProposeTrackStatus(fSuspend);
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}
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////////////////////////////////////////////////////////////////
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G4double Pmin = Rindex->GetMinLowEdgeEnergy();
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G4double Pmax = Rindex->GetMaxLowEdgeEnergy();
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G4double dp = Pmax - Pmin;
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G4double nMax = Rindex->GetMaxValue();
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G4double BetaInverse = 1./beta;
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G4double maxCos = BetaInverse / nMax;
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@@ -230,127 +218,89 @@ G4Cerenkov::PostStepDoIt(const G4Track& aTrack, const G4Step& aStep)
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G4double MeanNumberOfPhotons2 =
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GetAverageNumberOfPhotons(charge,beta2,aMaterial,Rindex);
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for (G4int i = 0; i < fNumPhotons; i++) {
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for (G4int i=0; i<fNumPhotons; ++i) {
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// Determine photon energy
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G4double rand;
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G4double sampledEnergy, sampledRI;
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G4double cosTheta, sin2Theta;
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// Determine photon energy
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// sample an energy
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do {
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rand = G4UniformRand();
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sampledEnergy = Pmin + rand * dp;
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sampledRI = Rindex->Value(sampledEnergy);
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cosTheta = BetaInverse / sampledRI;
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G4double rand;
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G4double sampledEnergy, sampledRI;
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G4double cosTheta, sin2Theta;
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sin2Theta = (1.0 - cosTheta)*(1.0 + cosTheta);
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rand = G4UniformRand();
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// sample an energy
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// Loop checking, 07-Aug-2015, Vladimir Ivanchenko
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} while (rand*maxSin2 > sin2Theta);
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do {
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rand = G4UniformRand();
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sampledEnergy = Pmin + rand * dp;
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sampledRI = Rindex->Value(sampledEnergy);
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cosTheta = BetaInverse / sampledRI;
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// Create photon momentum direction vector. The momentum direction is still
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// with respect to the coordinate system where the primary particle
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// direction is aligned with the z axis
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rand = G4UniformRand();
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G4double phi = twopi*rand;
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G4double sinPhi = std::sin(phi);
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G4double cosPhi = std::cos(phi);
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G4double sinTheta = std::sqrt(sin2Theta);
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G4ParticleMomentum photonMomentum(sinTheta*cosPhi, sinTheta*sinPhi, cosTheta);
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sin2Theta = (1.0 - cosTheta)*(1.0 + cosTheta);
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rand = G4UniformRand();
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// Rotate momentum direction back to global reference system
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photonMomentum.rotateUz(p0);
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// Loop checking, 07-Aug-2015, Vladimir Ivanchenko
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} while (rand*maxSin2 > sin2Theta);
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// Determine polarization of new photon
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G4ThreeVector photonPolarization(cosTheta*cosPhi, cosTheta*sinPhi, -sinTheta);
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// Generate random position of photon on cone surface
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// defined by Theta
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// Rotate back to original coord system
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photonPolarization.rotateUz(p0);
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// Generate a new photon:
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G4DynamicParticle* aCerenkovPhoton =
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new G4DynamicParticle(G4OpticalPhoton::OpticalPhoton(), photonMomentum);
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aCerenkovPhoton->SetPolarization(photonPolarization);
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aCerenkovPhoton->SetKineticEnergy(sampledEnergy);
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G4double NumberOfPhotons, N;
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do {
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rand = G4UniformRand();
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NumberOfPhotons = MeanNumberOfPhotons1 - rand *
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(MeanNumberOfPhotons1-MeanNumberOfPhotons2);
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N = G4UniformRand() *
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std::max(MeanNumberOfPhotons1,MeanNumberOfPhotons2);
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// Loop checking, 07-Aug-2015, Vladimir Ivanchenko
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} while (N > NumberOfPhotons);
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G4double phi = twopi*rand;
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G4double sinPhi = std::sin(phi);
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G4double cosPhi = std::cos(phi);
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G4double delta = rand * aStep.GetStepLength();
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G4double deltaTime = delta / (pPreStepPoint->GetVelocity() +
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rand*(pPostStepPoint->GetVelocity() -
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pPreStepPoint->GetVelocity())*0.5);
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// calculate x,y, and z components of photon energy
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// (in coord system with primary particle direction
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// aligned with the z axis)
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G4double aSecondaryTime = t0 + deltaTime;
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G4ThreeVector aSecondaryPosition = x0 + rand * aStep.GetDeltaPosition();
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G4double sinTheta = std::sqrt(sin2Theta);
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G4double px = sinTheta*cosPhi;
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G4double py = sinTheta*sinPhi;
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G4double pz = cosTheta;
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// Generate new G4Track object:
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G4Track* aSecondaryTrack =
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new G4Track(aCerenkovPhoton,aSecondaryTime,aSecondaryPosition);
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// Create photon momentum direction vector
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// The momentum direction is still with respect
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// to the coordinate system where the primary
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// particle direction is aligned with the z axis
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G4ParticleMomentum photonMomentum(px, py, pz);
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// Rotate momentum direction back to global reference
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// system
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photonMomentum.rotateUz(p0);
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// Determine polarization of new photon
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G4double sx = cosTheta*cosPhi;
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G4double sy = cosTheta*sinPhi;
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G4double sz = -sinTheta;
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G4ThreeVector photonPolarization(sx, sy, sz);
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// Rotate back to original coord system
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photonPolarization.rotateUz(p0);
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// Generate a new photon:
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G4DynamicParticle* aCerenkovPhoton =
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new G4DynamicParticle(G4OpticalPhoton::OpticalPhoton(),photonMomentum);
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aCerenkovPhoton->SetPolarization(photonPolarization.x(),
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photonPolarization.y(),
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photonPolarization.z());
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aCerenkovPhoton->SetKineticEnergy(sampledEnergy);
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// Generate new G4Track object:
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G4double NumberOfPhotons, N;
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do {
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rand = G4UniformRand();
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NumberOfPhotons = MeanNumberOfPhotons1 - rand *
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(MeanNumberOfPhotons1-MeanNumberOfPhotons2);
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N = G4UniformRand() *
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std::max(MeanNumberOfPhotons1,MeanNumberOfPhotons2);
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// Loop checking, 07-Aug-2015, Vladimir Ivanchenko
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} while (N > NumberOfPhotons);
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G4double delta = rand * aStep.GetStepLength();
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G4double deltaTime = delta / (pPreStepPoint->GetVelocity()+
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rand*(pPostStepPoint->GetVelocity()-
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pPreStepPoint->GetVelocity())*0.5);
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G4double aSecondaryTime = t0 + deltaTime;
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G4ThreeVector aSecondaryPosition = x0 + rand * aStep.GetDeltaPosition();
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G4Track* aSecondaryTrack =
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new G4Track(aCerenkovPhoton,aSecondaryTime,aSecondaryPosition);
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aSecondaryTrack->SetTouchableHandle(
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aStep.GetPreStepPoint()->GetTouchableHandle());
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aSecondaryTrack->SetParentID(aTrack.GetTrackID());
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aParticleChange.AddSecondary(aSecondaryTrack);
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aSecondaryTrack->SetTouchableHandle(
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aStep.GetPreStepPoint()->GetTouchableHandle());
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aSecondaryTrack->SetParentID(aTrack.GetTrackID());
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aParticleChange.AddSecondary(aSecondaryTrack);
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}
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if (verboseLevel>0) {
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G4cout <<"\n Exiting from G4Cerenkov::DoIt -- NumberOfSecondaries = "
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<< aParticleChange.GetNumberOfSecondaries() << G4endl;
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if (verboseLevel>1) {
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G4cout << "\n Exiting from G4Cerenkov::DoIt -- NumberOfSecondaries = "
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<< aParticleChange.GetNumberOfSecondaries() << G4endl;
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}
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return pParticleChange;
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}
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// BuildThePhysicsTable for the Cerenkov process
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// ---------------------------------------------
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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void G4Cerenkov::BuildThePhysicsTable()
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{
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if (thePhysicsTable) return;
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@@ -359,92 +309,68 @@ void G4Cerenkov::BuildThePhysicsTable()
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G4Material::GetMaterialTable();
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G4int numOfMaterials = G4Material::GetNumberOfMaterials();
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// create new physics table
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thePhysicsTable = new G4PhysicsTable(numOfMaterials);
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// loop for materials
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// loop over materials
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for (G4int i=0; i<numOfMaterials; ++i) {
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G4PhysicsOrderedFreeVector* aPhysicsOrderedFreeVector = 0;
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for (G4int i=0 ; i < numOfMaterials; i++) {
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// Retrieve vector of refraction indices for the material
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// from the material's optical properties table
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G4Material* aMaterial = (*theMaterialTable)[i];
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G4MaterialPropertiesTable* aMaterialPropertiesTable =
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aMaterial->GetMaterialPropertiesTable();
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G4PhysicsOrderedFreeVector* aPhysicsOrderedFreeVector = 0;
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if (aMaterialPropertiesTable) {
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aPhysicsOrderedFreeVector = new G4PhysicsOrderedFreeVector();
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G4MaterialPropertyVector* theRefractionIndexVector =
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aMaterialPropertiesTable->GetProperty(kRINDEX);
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// Retrieve vector of refraction indices for the material
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// from the material's optical properties table
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if (theRefractionIndexVector) {
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// Retrieve the first refraction index in vector
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// of (photon energy, refraction index) pairs
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G4double currentRI = (*theRefractionIndexVector)[0];
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G4Material* aMaterial = (*theMaterialTable)[i];
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if (currentRI > 1.0) {
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// Create first (photon energy, Cerenkov Integral) pair
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G4double currentPM = theRefractionIndexVector->Energy(0);
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G4double currentCAI = 0.0;
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G4MaterialPropertiesTable* aMaterialPropertiesTable =
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aMaterial->GetMaterialPropertiesTable();
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aPhysicsOrderedFreeVector->InsertValues(currentPM , currentCAI);
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if (aMaterialPropertiesTable) {
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aPhysicsOrderedFreeVector = new G4PhysicsOrderedFreeVector();
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G4MaterialPropertyVector* theRefractionIndexVector =
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aMaterialPropertiesTable->GetProperty(kRINDEX);
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// Set previous values to current ones prior to loop
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G4double prevPM = currentPM;
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G4double prevCAI = currentCAI;
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G4double prevRI = currentRI;
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if (theRefractionIndexVector) {
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// loop over all (photon energy, refraction index)
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// pairs stored for this material
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for (size_t ii = 1;
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ii < theRefractionIndexVector->GetVectorLength();
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++ii) {
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currentRI = (*theRefractionIndexVector)[ii];
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currentPM = theRefractionIndexVector->Energy(ii);
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currentCAI = prevCAI + (currentPM - prevPM) *
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0.5*(1.0/(prevRI*prevRI) + 1.0/(currentRI*currentRI));
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// Retrieve the first refraction index in vector
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// of (photon energy, refraction index) pairs
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aPhysicsOrderedFreeVector->InsertValues(currentPM, currentCAI);
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G4double currentRI = (*theRefractionIndexVector)[0];
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if (currentRI > 1.0) {
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// Create first (photon energy, Cerenkov Integral)
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// pair
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G4double currentPM = theRefractionIndexVector->Energy(0);
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G4double currentCAI = 0.0;
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aPhysicsOrderedFreeVector->InsertValues(currentPM , currentCAI);
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// Set previous values to current ones prior to loop
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G4double prevPM = currentPM;
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G4double prevCAI = currentCAI;
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G4double prevRI = currentRI;
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// loop over all (photon energy, refraction index)
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// pairs stored for this material
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for (size_t ii = 1;
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ii < theRefractionIndexVector->GetVectorLength();
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++ii) {
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currentRI = (*theRefractionIndexVector)[ii];
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currentPM = theRefractionIndexVector->Energy(ii);
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currentCAI = 0.5*(1.0/(prevRI*prevRI) +
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1.0/(currentRI*currentRI));
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currentCAI = prevCAI + (currentPM - prevPM) * currentCAI;
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aPhysicsOrderedFreeVector->
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InsertValues(currentPM, currentCAI);
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prevPM = currentPM;
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prevCAI = currentCAI;
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prevRI = currentRI;
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}
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}
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}
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prevPM = currentPM;
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prevCAI = currentCAI;
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prevRI = currentRI;
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}
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}
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}
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}
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// The Cerenkov integral for a given material
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// will be inserted in thePhysicsTable
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// according to the position of the material in
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// the material table.
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|
||||
thePhysicsTable->insertAt(i,aPhysicsOrderedFreeVector);
|
||||
|
||||
// The Cerenkov integral for a given material will be inserted in
|
||||
// thePhysicsTable according to the position of the material in
|
||||
// the material table.
|
||||
thePhysicsTable->insertAt(i,aPhysicsOrderedFreeVector);
|
||||
}
|
||||
}
|
||||
|
||||
// GetMeanFreePath
|
||||
// ---------------
|
||||
//
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
G4double G4Cerenkov::GetMeanFreePath(const G4Track&,
|
||||
G4double,
|
||||
G4ForceCondition*)
|
||||
@@ -452,6 +378,7 @@ G4double G4Cerenkov::GetMeanFreePath(const G4Track&,
|
||||
return 1.;
|
||||
}
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
G4double G4Cerenkov::PostStepGetPhysicalInteractionLength(
|
||||
const G4Track& aTrack,
|
||||
G4double,
|
||||
@@ -465,9 +392,7 @@ G4double G4Cerenkov::PostStepGetPhysicalInteractionLength(
|
||||
G4int materialIndex = aMaterial->GetIndex();
|
||||
|
||||
// If Physics Vector is not defined no Cerenkov photons
|
||||
// this check avoid string comparison below
|
||||
|
||||
if(!(*thePhysicsTable)[materialIndex]) { return StepLimit; }
|
||||
if (!(*thePhysicsTable)[materialIndex]) { return StepLimit; }
|
||||
|
||||
const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle();
|
||||
const G4MaterialCutsCouple* couple = aTrack.GetMaterialCutsCouple();
|
||||
@@ -476,120 +401,95 @@ G4double G4Cerenkov::PostStepGetPhysicalInteractionLength(
|
||||
const G4ParticleDefinition* particleType = aParticle->GetDefinition();
|
||||
G4double mass = particleType->GetPDGMass();
|
||||
|
||||
// particle beta
|
||||
G4double beta = aParticle->GetTotalMomentum() /
|
||||
aParticle->GetTotalEnergy();
|
||||
// particle gamma
|
||||
G4double beta = aParticle->GetTotalMomentum() / aParticle->GetTotalEnergy();
|
||||
G4double gamma = aParticle->GetTotalEnergy()/mass;
|
||||
|
||||
G4MaterialPropertiesTable* aMaterialPropertiesTable =
|
||||
aMaterial->GetMaterialPropertiesTable();
|
||||
|
||||
G4MaterialPropertyVector* Rindex = NULL;
|
||||
G4MaterialPropertyVector* Rindex = nullptr;
|
||||
|
||||
if (aMaterialPropertiesTable)
|
||||
Rindex = aMaterialPropertiesTable->GetProperty(kRINDEX);
|
||||
|
||||
G4double nMax;
|
||||
if (Rindex) {
|
||||
nMax = Rindex->GetMaxValue();
|
||||
nMax = Rindex->GetMaxValue();
|
||||
} else {
|
||||
return StepLimit;
|
||||
return StepLimit;
|
||||
}
|
||||
|
||||
G4double BetaMin = 1./nMax;
|
||||
if ( BetaMin >= 1. ) return StepLimit;
|
||||
if (BetaMin >= 1.) return StepLimit;
|
||||
|
||||
G4double GammaMin = 1./std::sqrt(1.-BetaMin*BetaMin);
|
||||
|
||||
if (gamma < GammaMin ) return StepLimit;
|
||||
if (gamma < GammaMin) return StepLimit;
|
||||
|
||||
G4double kinEmin = mass*(GammaMin-1.);
|
||||
|
||||
G4double RangeMin = G4LossTableManager::Instance()->GetRange(particleType,
|
||||
kinEmin,
|
||||
couple);
|
||||
G4double Range = G4LossTableManager::Instance()->GetRange(particleType,
|
||||
kineticEnergy,
|
||||
couple);
|
||||
|
||||
G4double RangeMin =
|
||||
G4LossTableManager::Instance()->GetRange(particleType, kinEmin, couple);
|
||||
G4double Range =
|
||||
G4LossTableManager::Instance()->GetRange(particleType, kineticEnergy, couple);
|
||||
G4double Step = Range - RangeMin;
|
||||
|
||||
// If the step is smaller than 1e-16 mm, it may happen that the particle
|
||||
// does not move. See bug 1992.
|
||||
// 2019-03-11: change to 1e-15
|
||||
if (Step < 1.e-15*mm) return StepLimit;
|
||||
|
||||
|
||||
if (Step < StepLimit) StepLimit = Step;
|
||||
// If user has defined an average maximum number of photons to
|
||||
// be generated in a Step, then calculate the Step length for
|
||||
// that number of photons.
|
||||
|
||||
|
||||
// If user has defined an average maximum number of photons to be generated in
|
||||
// a Step, then calculate the Step length for that number of photons.
|
||||
if (fMaxPhotons > 0) {
|
||||
|
||||
// particle charge
|
||||
const G4double charge = aParticle->GetDefinition()->GetPDGCharge();
|
||||
|
||||
G4double MeanNumberOfPhotons =
|
||||
GetAverageNumberOfPhotons(charge,beta,aMaterial,Rindex);
|
||||
|
||||
Step = 0.;
|
||||
if (MeanNumberOfPhotons > 0.0) Step = fMaxPhotons / MeanNumberOfPhotons;
|
||||
|
||||
if (Step > 0. && Step < StepLimit) StepLimit = Step;
|
||||
const G4double charge = aParticle->GetDefinition()->GetPDGCharge();
|
||||
G4double MeanNumberOfPhotons =
|
||||
GetAverageNumberOfPhotons(charge,beta,aMaterial,Rindex);
|
||||
Step = 0.;
|
||||
if (MeanNumberOfPhotons > 0.0) Step = fMaxPhotons / MeanNumberOfPhotons;
|
||||
if (Step > 0. && Step < StepLimit) StepLimit = Step;
|
||||
}
|
||||
|
||||
// If user has defined an maximum allowed change in beta per step
|
||||
if (fMaxBetaChange > 0.) {
|
||||
G4double dedx =
|
||||
G4LossTableManager::Instance()->GetDEDX(particleType, kineticEnergy, couple);
|
||||
G4double deltaGamma =
|
||||
gamma - 1./std::sqrt(1.-beta*beta* (1.-fMaxBetaChange)* (1.-fMaxBetaChange));
|
||||
|
||||
G4double dedx = G4LossTableManager::Instance()->GetDEDX(particleType,
|
||||
kineticEnergy,
|
||||
couple);
|
||||
|
||||
G4double deltaGamma = gamma - 1./std::sqrt(1.-beta*beta*
|
||||
(1.-fMaxBetaChange)*
|
||||
(1.-fMaxBetaChange));
|
||||
|
||||
Step = mass * deltaGamma / dedx;
|
||||
|
||||
if (Step > 0. && Step < StepLimit) StepLimit = Step;
|
||||
|
||||
Step = mass * deltaGamma / dedx;
|
||||
if (Step > 0. && Step < StepLimit) StepLimit = Step;
|
||||
}
|
||||
|
||||
*condition = StronglyForced;
|
||||
return StepLimit;
|
||||
}
|
||||
|
||||
// GetAverageNumberOfPhotons
|
||||
// -------------------------
|
||||
// This routine computes the number of Cerenkov photons produced per
|
||||
// GEANT-unit (millimeter) in the current medium.
|
||||
// ^^^^^^^^^^
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
G4double
|
||||
G4Cerenkov::GetAverageNumberOfPhotons(const G4double charge,
|
||||
const G4double beta,
|
||||
const G4Material* aMaterial,
|
||||
G4MaterialPropertyVector* Rindex) const
|
||||
G4Cerenkov::GetAverageNumberOfPhotons(const G4double charge,
|
||||
const G4double beta,
|
||||
const G4Material* aMaterial,
|
||||
G4MaterialPropertyVector* Rindex) const
|
||||
// This routine computes the number of Cerenkov photons produced per
|
||||
// GEANT4-unit (millimeter) in the current medium.
|
||||
// ^^^^^^^^^^
|
||||
{
|
||||
const G4double Rfact = 369.81/(eV * cm);
|
||||
|
||||
if(beta <= 0.0)return 0.0;
|
||||
|
||||
if (beta <= 0.0) return 0.0;
|
||||
G4double BetaInverse = 1./beta;
|
||||
|
||||
// Vectors used in computation of Cerenkov Angle Integral:
|
||||
// - Refraction Indices for the current material
|
||||
// - new G4PhysicsOrderedFreeVector allocated to hold CAI's
|
||||
|
||||
G4int materialIndex = aMaterial->GetIndex();
|
||||
|
||||
// Retrieve the Cerenkov Angle Integrals for this material
|
||||
|
||||
G4PhysicsOrderedFreeVector* CerenkovAngleIntegrals =
|
||||
(G4PhysicsOrderedFreeVector*)((*thePhysicsTable)(materialIndex));
|
||||
|
||||
if(!(CerenkovAngleIntegrals->IsFilledVectorExist()))return 0.0;
|
||||
if (!(CerenkovAngleIntegrals->IsFilledVectorExist())) return 0.0;
|
||||
|
||||
// Min and Max photon energies
|
||||
G4double Pmin = Rindex->GetMinLowEdgeEnergy();
|
||||
@@ -603,41 +503,31 @@ G4double
|
||||
G4double CAImax = CerenkovAngleIntegrals->GetMaxValue();
|
||||
|
||||
G4double dp, ge;
|
||||
|
||||
// If n(Pmax) < 1/Beta -- no photons generated
|
||||
|
||||
if (nMax < BetaInverse) {
|
||||
dp = 0.0;
|
||||
ge = 0.0;
|
||||
dp = 0.0;
|
||||
ge = 0.0;
|
||||
}
|
||||
|
||||
// otherwise if n(Pmin) >= 1/Beta -- photons generated
|
||||
|
||||
else if (nMin > BetaInverse) {
|
||||
dp = Pmax - Pmin;
|
||||
ge = CAImax;
|
||||
dp = Pmax - Pmin;
|
||||
ge = CAImax;
|
||||
}
|
||||
|
||||
// If n(Pmin) < 1/Beta, and n(Pmax) >= 1/Beta, then
|
||||
// we need to find a P such that the value of n(P) == 1/Beta.
|
||||
// Interpolation is performed by the GetEnergy() and
|
||||
// Value() methods of the G4MaterialPropertiesTable and
|
||||
// the GetValue() method of G4PhysicsVector.
|
||||
|
||||
// If n(Pmin) < 1/Beta, and n(Pmax) >= 1/Beta, then we need to find a P such
|
||||
// that the value of n(P) == 1/Beta. Interpolation is performed by the
|
||||
// GetEnergy() and Value() methods of the G4MaterialPropertiesTable and
|
||||
// the Value() method of G4PhysicsVector.
|
||||
else {
|
||||
Pmin = Rindex->GetEnergy(BetaInverse);
|
||||
dp = Pmax - Pmin;
|
||||
Pmin = Rindex->GetEnergy(BetaInverse);
|
||||
dp = Pmax - Pmin;
|
||||
|
||||
// need boolean for current implementation of G4PhysicsVector
|
||||
// ==> being phased out
|
||||
G4bool isOutRange;
|
||||
G4double CAImin = CerenkovAngleIntegrals->GetValue(Pmin, isOutRange);
|
||||
ge = CAImax - CAImin;
|
||||
G4double CAImin = CerenkovAngleIntegrals->Value(Pmin);
|
||||
ge = CAImax - CAImin;
|
||||
|
||||
if (verboseLevel>0) {
|
||||
G4cout << "CAImin = " << CAImin << G4endl;
|
||||
G4cout << "ge = " << ge << G4endl;
|
||||
}
|
||||
if (verboseLevel>1) {
|
||||
G4cout << "CAImin = " << CAImin << G4endl
|
||||
<< "ge = " << ge << G4endl;
|
||||
}
|
||||
}
|
||||
|
||||
// Calculate number of photons
|
||||
@@ -647,12 +537,11 @@ G4double
|
||||
return NumPhotons;
|
||||
}
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
void G4Cerenkov::DumpPhysicsTable() const
|
||||
{
|
||||
G4int PhysicsTableSize = thePhysicsTable->entries();
|
||||
G4PhysicsOrderedFreeVector *v;
|
||||
|
||||
for (G4int i = 0 ; i < PhysicsTableSize ; i++ ) {
|
||||
for (size_t i=0 ; i<thePhysicsTable->entries(); ++i) {
|
||||
v = (G4PhysicsOrderedFreeVector*)(*thePhysicsTable)[i];
|
||||
v->DumpValues();
|
||||
}
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
@@ -169,7 +169,6 @@ G4VXTRenergyLoss::G4VXTRenergyLoss(G4LogicalVolume *anEnvelope,
|
||||
|
||||
G4VXTRenergyLoss::~G4VXTRenergyLoss()
|
||||
{
|
||||
if(fEnvelope) delete fEnvelope;
|
||||
delete fProtonEnergyVector;
|
||||
delete fXTREnergyVector;
|
||||
if(fEnergyDistrTable) {
|
||||
|
||||
Reference in New Issue
Block a user