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25 // 25 //
26 // 26 //
27 // ------------------------------------------- 27 // --------------------------------------------------------------
28 // GEANT 4 - ULTRA experiment 28 // GEANT 4 - ULTRA experiment example
29 // ------------------------------------------- 29 // --------------------------------------------------------------
30 // 30 //
31 // Code developed by: 31 // Code developed by:
32 // B. Tome, M.C. Espirito-Santo, A. Trindade, << 32 // B. Tome, M.C. Espirito-Santo, A. Trindade, P. Rodrigues
33 // 33 //
34 // **************************************** 34 // ****************************************************
35 // * UltraPrimaryGeneratorAction.cc 35 // * UltraPrimaryGeneratorAction.cc
36 // **************************************** 36 // ****************************************************
37 // << 37 //
38 // Class used in the definition of the opti 38 // Class used in the definition of the optical photons source
39 // A plane, circular source is used. Depend 39 // A plane, circular source is used. Depending on the source position, optical
40 // photons may reach the UVscope directly o 40 // photons may reach the UVscope directly or after reflection. By default direct
41 // incidence is used. The source parameters 41 // incidence is used. The source parameters can be set directly in this class
42 // or through the GeneralParticleSource me 42 // or through the GeneralParticleSource messenger class.
43 // 43 //
44 #include "UltraPrimaryGeneratorAction.hh" 44 #include "UltraPrimaryGeneratorAction.hh"
45 #include "UltraDetectorConstruction.hh" 45 #include "UltraDetectorConstruction.hh"
46 46
47 #include "G4PhysicalConstants.hh" <<
48 #include "G4SystemOfUnits.hh" <<
49 #include "G4RunManager.hh" 47 #include "G4RunManager.hh"
50 #include "G4Event.hh" 48 #include "G4Event.hh"
51 #include "G4GeneralParticleSource.hh" 49 #include "G4GeneralParticleSource.hh"
52 #include "G4SPSAngDistribution.hh" 50 #include "G4SPSAngDistribution.hh"
53 #include "G4SPSEneDistribution.hh" 51 #include "G4SPSEneDistribution.hh"
54 #include "G4SPSPosDistribution.hh" 52 #include "G4SPSPosDistribution.hh"
55 #include "G4ParticleTable.hh" 53 #include "G4ParticleTable.hh"
56 #include "G4ParticleDefinition.hh" 54 #include "G4ParticleDefinition.hh"
57 #include "G4ThreeVector.hh" 55 #include "G4ThreeVector.hh"
58 56
59 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
60 58
61 UltraPrimaryGeneratorAction::UltraPrimaryGener 59 UltraPrimaryGeneratorAction::UltraPrimaryGeneratorAction()
62 { 60 {
>> 61
63 particleGun = new G4GeneralParticleSource(); 62 particleGun = new G4GeneralParticleSource();
>> 63
>> 64
>> 65 // Define here the user default properties for the General Particle Source (GPS)
>> 66 // Can be modified through the GPS Messenger (/gps/... commands)
>> 67
>> 68 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
>> 69 G4String particleName;
>> 70
>> 71 G4ParticleDefinition* opticalphoton = particleTable->FindParticle(particleName="opticalphoton");
>> 72
>> 73 //....PARTICLE DEFINITIONS
>> 74 particleGun->SetParticleDefinition(opticalphoton);
>> 75
>> 76 G4ThreeVector Polarization = G4ThreeVector(1.,1.,0.) ;
>> 77 particleGun->SetParticlePolarization(Polarization);
>> 78
>> 79 // DEFINE A MONO-ENERGETIC SOURCE
>> 80 G4SPSEneDistribution *eneDist = particleGun->GetCurrentSource()->GetEneDist() ;
>> 81 eneDist->SetEnergyDisType("Mono");
>> 82 eneDist->SetMonoEnergy(3.0*eV);
>> 83
>> 84 // SET POSITION DISTRIBUTION
>> 85 G4SPSPosDistribution *posDist = particleGun->GetCurrentSource()->GetPosDist() ;
>> 86 posDist->SetPosDisType("Plane");
>> 87 posDist->SetPosDisShape("Circle");
>> 88 posDist->SetRadius(20.0*cm);
>> 89
>> 90 #ifdef ULTRA_MIRROR_USE
>> 91 #define ULTRA_REFLECTION_USE
>> 92 #endif
>> 93
>> 94 #ifdef ULTRA_GROUND_USE
>> 95 #define ULTRA_REFLECTION_USE
>> 96 #endif
>> 97
>> 98 G4SPSAngDistribution *angDist = particleGun->GetCurrentSource()->GetAngDist() ;
>> 99
>> 100 #ifdef ULTRA_REFLECTION_USE
>> 101 angDist->SetParticleMomentumDirection(G4ThreeVector(0.0,-1.0,0.0)) ;
>> 102 posDist->SetPosRot1(G4ThreeVector(1.,0.,0.));
>> 103 posDist->SetPosRot2(G4ThreeVector(0.,0.,-1.));
>> 104 posDist->SetCentreCoords(G4ThreeVector(0.0*cm,90.0*cm,150.0*cm));
>> 105
>> 106 #else
>> 107 angDist->SetParticleMomentumDirection(G4ThreeVector(0.0,0.0,-1.0)) ;
>> 108 posDist->SetCentreCoords(G4ThreeVector(0.0*cm,0.0*cm,150.0*cm));
>> 109
>> 110 #endif
>> 111
64 } 112 }
65 113
66 //....oooOO0OOooo........oooOO0OOooo........oo 114 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
67 115
68 UltraPrimaryGeneratorAction::~UltraPrimaryGene 116 UltraPrimaryGeneratorAction::~UltraPrimaryGeneratorAction()
69 { 117 {
70 delete particleGun; 118 delete particleGun;
71 } 119 }
72 120
73 //....oooOO0OOooo........oooOO0OOooo........oo 121 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
74 122
75 void UltraPrimaryGeneratorAction::GeneratePrim 123 void UltraPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
76 { 124 {
77 125
78 auto iEvent = anEvent->GetEventID() ; << 126 G4int iEvent = anEvent->GetEventID() ;
79 if ( iEvent == 0 ){ 127 if ( iEvent == 0 ){
80 128
81 G4cout << particleGun->GetParticleDefiniti 129 G4cout << particleGun->GetParticleDefinition()->GetParticleName() << " " ;
82 G4cout << particleGun->GetCurrentSource()- 130 G4cout << particleGun->GetCurrentSource()->GetEneDist()->GetEnergyDisType() << " " ;
83 G4cout << particleGun->GetCurrentSource()- 131 G4cout << particleGun->GetCurrentSource()->GetPosDist()->GetPosDisType() << G4endl ;
84 132
85 133
86 // Check if optical photon wavelength is withi << 134 // Check if optical photon wavelength is within limits set for material optical properties tables.
87 } << 135
>> 136
88 137
>> 138
>> 139 }
89 particleGun->GeneratePrimaryVertex(anEvent); 140 particleGun->GeneratePrimaryVertex(anEvent);
90 141
91 if (particleGun->GetParticleDefinition()-> 142 if (particleGun->GetParticleDefinition()->GetParticleName() == "opticalphoton"){
92 << 143
93 const UltraDetectorConstruction * detect << 144 const UltraDetectorConstruction * detector =
94 dynamic_cast<const UltraDetectorConstruc 145 dynamic_cast<const UltraDetectorConstruction *>((G4RunManager::GetRunManager())->GetUserDetectorConstruction()) ;
95 146
96 auto lambda_min = detector->GetLambdaMin() ; << 147 G4double lambda_min = detector->GetLambdaMin() ;
97 auto lambda_max = detector->GetLambdaMax() ; << 148 G4double lambda_max = detector->GetLambdaMax() ;
98 149
99 auto energy = particleGun->GetParticleEnergy << 150 G4double energy = particleGun->GetParticleEnergy() ;
100 151
101 if (h_Planck*c_light/energy > lambda_max || 152 if (h_Planck*c_light/energy > lambda_max || h_Planck*c_light/energy < lambda_min){
102 G4cerr << "Error ! Optical photon ene << 153 G4cerr << "Error ! Optical photon energy (" << energy/eV << " eV) out of limits set by material optical properties tables. \n"
103 << "Please check that photon wav << 154 << "Please check that photon wavelength is within the following interval: ["
104 << lambda_min/nm << "," << 155 << lambda_min/nm << ","
105 << lambda_max/nm << "] nm" << 156 << lambda_max/nm << "] nm"
106 << ", i.e., [" 157 << ", i.e., ["
107 << h_Planck*c_light/lambda_max/e 158 << h_Planck*c_light/lambda_max/eV << ","
108 << h_Planck*c_light/lambda_min/e 159 << h_Planck*c_light/lambda_min/eV << "] eV"
109 << G4endl ; 160 << G4endl ;
110 << 161
111 G4Exception("UltraPrimaryGeneratorAct << 162 G4Exception("") ;
112 FatalException,"Wavelength outside th <<
113 } 163 }
114 } 164 }
115 165
116 } 166 }
>> 167
>> 168
117 169