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minicalosim/include/PrimaryGeneratorAction.hh
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2024-10-09 13:05:18 +02:00

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/// \file B4/B4a/include/PrimaryGeneratorAction.hh
/// \brief Definition of the B4::PrimaryGeneratorAction class
#ifndef B4PrimaryGeneratorAction_h
#define B4PrimaryGeneratorAction_h 1
#include "G4VUserPrimaryGeneratorAction.hh"
#include "globals.hh"
class G4ParticleGun;
class G4Event;
namespace B4
{
/// The primary generator action class with particle gum.
///
/// It defines a single particle which hits the calorimeter
/// perpendicular to the input face. The type of the particle
/// can be changed via the G4 build-in commands of G4ParticleGun class
/// (see the macros provided with this example).
class PrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
{
public:
PrimaryGeneratorAction();
~PrimaryGeneratorAction() override;
void GeneratePrimaries(G4Event* event) override;
// set methods
void SetRandomFlag(G4bool value);
G4double getPartEnergy() const{return partEnergy;}
void setMinPartEnergy(G4double value){minPartEnergy = value;}
void setMaxPartEnergy(G4double value){maxPartEnergy = value;}
void setPartSpecies(const std::vector<std::string>& values){
partSpecies = values;
for(const auto value : values){
G4String val = value;
if(val == "e-"){
G4cout << "Particle species set to electron" << G4endl;
}
else if(val == "e+"){
G4cout << "Particle species set to positron" << G4endl;
}
else if(val == "gamma"){
G4cout << "Particle species set to gamma" << G4endl;
}
else if(val == "proton"){
G4cout << "Particle species set to proton" << G4endl;
}
else if(val == "neutron"){
G4cout << "Particle species set to neutron" << G4endl;
}
else if(val == "pi+"){
G4cout << "Particle species set to charged pion" << G4endl;
}
else if(val == "pi-"){
G4cout << "Particle species set to charged pion" << G4endl;
}
else{
G4cout << "Particle species "<< val << " not recognized" << G4endl;
throw std::invalid_argument("Particle species not recognized");
}
}
}
private:
G4ParticleGun* fParticleGun = nullptr; // G4 particle gun
G4double partEnergy;
G4double minPartEnergy=100; //MeV
G4double maxPartEnergy=100;
std::vector<std::string> partSpecies;
};
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
#endif