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Import Geant4 10.2.0 source tree

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This commit is contained in:
Gabriele Cosmo
2016-06-10 14:11:04 +02:00
parent c9b32a6c0a
commit d4af681f38
4886 changed files with 420149 additions and 1023309 deletions
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source/processes/decay/src/G4DecayWithSpin.cc
+61 -7
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@@ -58,7 +58,63 @@ G4DecayWithSpin::G4DecayWithSpin(const G4String& processName):G4Decay(processNam
G4DecayWithSpin::~G4DecayWithSpin(){}
G4VParticleChange* G4DecayWithSpin::DecayIt(const G4Track& aTrack, const G4Step& aStep)
G4VParticleChange* G4DecayWithSpin::PostStepDoIt(const G4Track& aTrack, const G4Step& aStep)
{
if ( (aTrack.GetTrackStatus() == fStopButAlive ) ||
(aTrack.GetTrackStatus() == fStopAndKill ) ){
fParticleChangeForDecay.Initialize(aTrack);
return &fParticleChangeForDecay;
}
// get particle
const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle();
const G4ParticleDefinition* aParticleDef = aParticle->GetDefinition();
// get parent_polarization
G4ThreeVector parent_polarization = aParticle->GetPolarization();
if(parent_polarization == G4ThreeVector(0,0,0))
{
// Generate random polarization direction
G4double cost = 1. - 2.*G4UniformRand();
G4double sint = std::sqrt((1.-cost)*(1.+cost));
G4double phi = twopi*G4UniformRand();
G4double sinp = std::sin(phi);
G4double cosp = std::cos(phi);
G4double px = sint*cosp;
G4double py = sint*sinp;
G4double pz = cost;
parent_polarization.setX(px);
parent_polarization.setY(py);
parent_polarization.setZ(pz);
}
// decay table
G4DecayTable *decaytable = aParticleDef->GetDecayTable();
if (decaytable) {
for (G4int ip=0; ip<decaytable->entries(); ip++){
decaytable->GetDecayChannel(ip)->SetPolarization(parent_polarization);
}
}
G4ParticleChangeForDecay* pParticleChangeForDecay;
pParticleChangeForDecay = (G4ParticleChangeForDecay*)G4Decay::DecayIt(aTrack,aStep);
pParticleChangeForDecay->ProposePolarization(parent_polarization);
//G4cout << parent_polarization.x() << ", "
// << parent_polarization.y() << ", "
// << parent_polarization.z() << G4endl;
return pParticleChangeForDecay;
}
G4VParticleChange* G4DecayWithSpin::AtRestDoIt(const G4Track& aTrack, const G4Step& aStep)
{
// get particle
@@ -126,15 +182,13 @@ G4VParticleChange* G4DecayWithSpin::DecayIt(const G4Track& aTrack, const G4Step&
// decay table
G4DecayTable *decaytable = aParticleDef->GetDecayTable();
if (decaytable) {
G4MuonDecayChannelWithSpin *decaychannel;
decaychannel = (G4MuonDecayChannelWithSpin*)decaytable->SelectADecayChannel();
if (decaychannel) decaychannel->SetPolarization(parent_polarization);
}
for (G4int ip=0; ip<decaytable->entries(); ip++){
decaytable->GetDecayChannel(ip)->SetPolarization(parent_polarization);
}
}
G4ParticleChangeForDecay* pParticleChangeForDecay;
pParticleChangeForDecay = (G4ParticleChangeForDecay*)G4Decay::DecayIt(aTrack,aStep);
pParticleChangeForDecay->ProposePolarization(parent_polarization);