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This commit is contained in:
Gabriele Cosmo
2020-06-26 10:23:25 +02:00
parent c02c370437
commit 67ba86d073
1871 changed files with 174422 additions and 131884 deletions
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source/event/src/G4ParticleGun.cc
+64 -71
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@@ -23,10 +23,11 @@
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// G4ParticleGun class implementation
//
//
// Author: Makoto Asai, 1997
// --------------------------------------------------------------------
// G4ParticleGun
#include "G4ParticleGun.hh"
#include "G4SystemOfUnits.hh"
#include "G4PrimaryParticle.hh"
@@ -45,8 +46,8 @@ G4ParticleGun::G4ParticleGun(G4int numberofparticles)
NumberOfParticlesToBeGenerated = numberofparticles;
}
G4ParticleGun::G4ParticleGun
(G4ParticleDefinition * particleDef, G4int numberofparticles)
G4ParticleGun::G4ParticleGun(G4ParticleDefinition* particleDef,
G4int numberofparticles)
{
SetInitialValues();
NumberOfParticlesToBeGenerated = numberofparticles;
@@ -73,48 +74,25 @@ G4ParticleGun::~G4ParticleGun()
delete theMessenger;
}
//G4ParticleGun::G4ParticleGun(const G4ParticleGun& /*right*/)
//:G4VPrimaryGenerator()
//{ G4Exception(
// "G4ParticleGun::G4ParticleGun","Event0191",FatalException,
// "G4ParticleGun : Copy constructor should not be used."); }
//
//const G4ParticleGun& G4ParticleGun::operator=(const G4ParticleGun& right)
//{ G4Exception(
// "G4ParticleGun::operator=","Event0192",FatalException,
// "G4ParticleGun : Equal operator should not be used.");
// return right; }
//
//G4bool G4ParticleGun::operator==(const G4ParticleGun& /*right*/) const
//{ G4Exception(
// "G4ParticleGun::operator==","Event0193",FatalException,
// "G4ParticleGun : == operator should not be used.");
// return true; }
//
//G4bool G4ParticleGun::operator!=(const G4ParticleGun& /*right*/) const
//{ G4Exception(
// "G4ParticleGun::operator!=","Event0193",FatalException,
// "G4ParticleGun : != operator should not be used.");
// return false; }
void G4ParticleGun::SetParticleDefinition
(G4ParticleDefinition * aParticleDefinition)
void G4ParticleGun::
SetParticleDefinition(G4ParticleDefinition* aParticleDefinition)
{
if(!aParticleDefinition)
if(aParticleDefinition == nullptr)
{
G4Exception("G4ParticleGun::SetParticleDefinition()","Event0101",
FatalException,"Null pointer is given.");
G4Exception("G4ParticleGun::SetParticleDefinition()", "Event0101",
FatalException, "Null pointer is given.");
}
if(aParticleDefinition->IsShortLived())
{
if(!(aParticleDefinition->GetDecayTable()))
if(aParticleDefinition->GetDecayTable() == nullptr)
{
G4ExceptionDescription ED;
ED << "G4ParticleGun does not support shooting a short-lived particle without a valid decay table." << G4endl;
ED << "G4ParticleGun does not support shooting a short-lived "
<< "particle without a valid decay table." << G4endl;
ED << "G4ParticleGun::SetParticleDefinition for "
<< aParticleDefinition->GetParticleName() << " is ignored." << G4endl;
G4Exception("G4ParticleGun::SetParticleDefinition()","Event0102",
JustWarning,ED);
G4Exception("G4ParticleGun::SetParticleDefinition()", "Event0102",
JustWarning, ED);
return;
}
}
@@ -122,20 +100,24 @@ void G4ParticleGun::SetParticleDefinition
particle_charge = particle_definition->GetPDGCharge();
if(particle_momentum>0.0)
{
G4double mass = particle_definition->GetPDGMass();
G4double mass = particle_definition->GetPDGMass();
particle_energy =
std::sqrt(particle_momentum*particle_momentum+mass*mass)-mass;
std::sqrt(particle_momentum*particle_momentum+mass*mass)-mass;
}
}
void G4ParticleGun::SetParticleEnergy(G4double aKineticEnergy)
{
particle_energy = aKineticEnergy;
if(particle_momentum>0.0){
if(particle_definition){
if(particle_momentum>0.0)
{
if(particle_definition != nullptr)
{
G4cout << "G4ParticleGun::" << particle_definition->GetParticleName()
<< G4endl;
}else{
}
else
{
G4cout << "G4ParticleGun::" << " " << G4endl;
}
G4cout << " was defined in terms of Momentum: "
@@ -148,11 +130,15 @@ void G4ParticleGun::SetParticleEnergy(G4double aKineticEnergy)
void G4ParticleGun::SetParticleMomentum(G4double aMomentum)
{
if(particle_energy>0.0){
if(particle_definition){
if(particle_energy>0.0)
{
if(particle_definition != nullptr)
{
G4cout << "G4ParticleGun::" << particle_definition->GetParticleName()
<< G4endl;
}else{
}
else
{
G4cout << "G4ParticleGun::" << " " << G4endl;
}
G4cout << " was defined in terms of KineticEnergy: "
@@ -160,29 +146,34 @@ void G4ParticleGun::SetParticleMomentum(G4double aMomentum)
G4cout << " is now defined in terms Momentum: "
<< aMomentum/GeV << "GeV/c" << G4endl;
}
if(!particle_definition)
if(particle_definition == nullptr)
{
G4cout <<"Particle Definition not defined yet for G4ParticleGun"<< G4endl;
G4cout <<"Zero Mass is assumed"<<G4endl;
G4cout << "Particle Definition not defined yet for G4ParticleGun"
<< G4endl;
G4cout << "Zero Mass is assumed" << G4endl;
particle_momentum = aMomentum;
particle_energy = aMomentum;
}
else
{
G4double mass = particle_definition->GetPDGMass();
G4double mass = particle_definition->GetPDGMass();
particle_momentum = aMomentum;
particle_energy =
std::sqrt(particle_momentum*particle_momentum+mass*mass)-mass;
std::sqrt(particle_momentum*particle_momentum+mass*mass)-mass;
}
}
void G4ParticleGun::SetParticleMomentum(G4ParticleMomentum aMomentum)
{
if(particle_energy>0.0){
if(particle_definition){
if(particle_energy>0.0)
{
if(particle_definition != nullptr)
{
G4cout << "G4ParticleGun::" << particle_definition->GetParticleName()
<< G4endl;
}else{
}
else
{
G4cout << "G4ParticleGun::" << " " << G4endl;
}
G4cout << " was defined in terms of KineticEnergy: "
@@ -190,11 +181,12 @@ void G4ParticleGun::SetParticleMomentum(G4ParticleMomentum aMomentum)
G4cout << " is now defined in terms Momentum: "
<< aMomentum.mag()/GeV << "GeV/c" << G4endl;
}
if(!particle_definition)
if(particle_definition == nullptr)
{
G4cout <<"Particle Definition not defined yet for G4ParticleGun"<< G4endl;
G4cout <<"Zero Mass is assumed"<<G4endl;
particle_momentum_direction = aMomentum.unit();
G4cout << "Particle Definition not defined yet for G4ParticleGun"
<< G4endl;
G4cout << "Zero Mass is assumed" << G4endl;
particle_momentum_direction = aMomentum.unit();
particle_momentum = aMomentum.mag();
particle_energy = aMomentum.mag();
}
@@ -202,31 +194,35 @@ void G4ParticleGun::SetParticleMomentum(G4ParticleMomentum aMomentum)
{
G4double mass = particle_definition->GetPDGMass();
particle_momentum = aMomentum.mag();
particle_momentum_direction = aMomentum.unit();
particle_momentum_direction = aMomentum.unit();
particle_energy =
std::sqrt(particle_momentum*particle_momentum+mass*mass)-mass;
std::sqrt(particle_momentum*particle_momentum+mass*mass)-mass;
}
}
void G4ParticleGun::GeneratePrimaryVertex(G4Event* evt)
{
if(!particle_definition)
if(particle_definition == nullptr)
{
G4ExceptionDescription ED;
ED << "Particle definition is not defined." << G4endl;
ED << "G4ParticleGun::SetParticleDefinition() has to be invoked beforehand." << G4endl;
G4Exception("G4ParticleGun::GeneratePrimaryVertex()","Event0109",
FatalException, ED);
ED << "G4ParticleGun::SetParticleDefinition() has to be invoked beforehand."
<< G4endl;
G4Exception("G4ParticleGun::GeneratePrimaryVertex()", "Event0109",
FatalException, ED);
return;
}
// create a new vertex
// Create a new vertex
//
G4PrimaryVertex* vertex =
new G4PrimaryVertex(particle_position,particle_time);
// create new primaries and set them to the vertex
// Create new primaries and set them to the vertex
//
G4double mass = particle_definition->GetPDGMass();
for( G4int i=0; i<NumberOfParticlesToBeGenerated; i++ ){
for( G4int i=0; i<NumberOfParticlesToBeGenerated; ++i )
{
G4PrimaryParticle* particle =
new G4PrimaryParticle(particle_definition);
particle->SetKineticEnergy( particle_energy );
@@ -234,12 +230,9 @@ void G4ParticleGun::GeneratePrimaryVertex(G4Event* evt)
particle->SetMomentumDirection( particle_momentum_direction );
particle->SetCharge( particle_charge );
particle->SetPolarization(particle_polarization.x(),
particle_polarization.y(),
particle_polarization.z());
particle_polarization.y(),
particle_polarization.z());
vertex->SetPrimary( particle );
}
evt->AddPrimaryVertex( vertex );
}