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25 // 25 //
>> 26 // $Id: FCALPrimaryGeneratorAction.cc,v 1.8 2006/06/29 16:03:10 gunter Exp $
>> 27 // GEANT4 tag $Name: geant4-08-01 $
26 // 28 //
27 // 29 //
28 30
29 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
30 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
31 33
32 #include <fstream> <<
33 #include <cstdlib> <<
34 <<
35 #include "FCALPrimaryGeneratorAction.hh" 34 #include "FCALPrimaryGeneratorAction.hh"
36 35
37 #include "G4SystemOfUnits.hh" << 36
38 #include "G4Event.hh" 37 #include "G4Event.hh"
39 #include "G4ParticleGun.hh" 38 #include "G4ParticleGun.hh"
40 #include "G4ParticleTable.hh" 39 #include "G4ParticleTable.hh"
41 #include "G4ParticleDefinition.hh" 40 #include "G4ParticleDefinition.hh"
42 #include "Randomize.hh" 41 #include "Randomize.hh"
43 #include "G4DataVector.hh" <<
44 #include "G4AutoLock.hh" <<
45 42
>> 43 #include <fstream>
>> 44 #include <cstdlib>
46 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
47 46
>> 47 FCALPrimaryGeneratorAction::FCALPrimaryGeneratorAction()
>> 48 {
>> 49 X = new G4double[5001];
>> 50 Y = new G4double[5001];
>> 51 Z = new G4double[5001];
>> 52 Cos_X = new G4double[5001];
>> 53 Cos_Y = new G4double[5001];
>> 54 Cos_Z = new G4double[5001];
48 55
49 // Migration to MT: there is a single input fi <<
50 // The idea is that the events are read by a s <<
51 // by all threads. Threads ask for the next ID <<
52 // events are all processed we start over from <<
53 namespace { <<
54 G4bool isFileRead = false; <<
55 G4Mutex mFileRead = G4MUTEX_INITIALIZER; <<
56 //Primary kinematics <<
57 G4DataVector fX; <<
58 G4DataVector fY; <<
59 G4DataVector fZ; <<
60 G4DataVector fCosX; <<
61 G4DataVector fCosY; <<
62 G4DataVector fCosZ; <<
63 size_t nextEventId = 0; <<
64 G4Mutex mNextEventId = G4MUTEX_INITIALIZER <<
65 <<
66 size_t GetNextId() { <<
67 G4AutoLock l(&mNextEventId); <<
68 if ( nextEventId >= fX.size() ) //file <<
69 { <<
70 G4Exception("FCALPrimaryGenera <<
71 JustWarning,"Data <<
72 nextEventId=0; <<
73 } <<
74 return nextEventId++; <<
75 } <<
76 <<
77 void ReadKinematicFromFile(G4double energy <<
78 //Only one thread shoud read input fil <<
79 G4AutoLock l(&mFileRead); <<
80 if ( isFileRead ) return; <<
81 // Read Kinematics from file <<
82 G4String file_name = "data-tracks/trac <<
83 if (energy < 30*GeV) <<
84 file_name = "data-tracks/tracks-20 <<
85 else if (energy < 50*GeV) <<
86 file_name = "data-tracks/tracks-40 <<
87 else if (energy < 70*GeV) <<
88 file_name = "data-tracks/tracks-60 <<
89 else if (energy < 90*GeV) <<
90 file_name = "data-tracks/tracks-80 <<
91 else if (energy < 150*GeV) <<
92 file_name = "data-tracks/tracks-12 <<
93 else <<
94 file_name = "data-tracks/tracks-20 <<
95 std::ifstream Traks_file(file_name); <<
96 if(!Traks_file) <<
97 { <<
98 G4ExceptionDescription ed; <<
99 ed << "Failed to open file " << fi <<
100 G4Exception("FCALPrimaryGeneratorA <<
101 "lAr001",FatalExceptio <<
102 } <<
103 G4double xx=0,yy=0,zz=0,c1=0,c2=0,c3=0 <<
104 G4int iev = 0; <<
105 while(!(Traks_file.eof())) { <<
106 Traks_file >> iev >> xx >> yy >> z <<
107 fX.push_back(xx*cm); <<
108 fY.push_back(yy*cm); <<
109 fZ.push_back(zz*cm); <<
110 fCosX.push_back(c1); <<
111 fCosY.push_back(c2); <<
112 fCosZ.push_back(c3); <<
113 } <<
114 G4cout << "Read " << fX.size() << " ev <<
115 isFileRead= true; <<
116 Traks_file.close(); <<
117 return; <<
118 } <<
119 } <<
120 56
121 //....oooOO0OOooo........oooOO0OOooo........oo << 57 G4int Nparticles = 1;
122 << 58 particleGun = new G4ParticleGun(Nparticles);
123 FCALPrimaryGeneratorAction::FCALPrimaryGenerat <<
124 fVerbosity(0) <<
125 { <<
126 particleGun = new G4ParticleGun(); <<
127 59
128 // default Particle 60 // default Particle
129 G4String particleName; 61 G4String particleName;
130 G4ParticleTable* particleTable = G4ParticleT 62 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
131 G4ParticleDefinition* particle = particleTab << 63 G4ParticleDefinition* particle = particleTable->FindParticle(particleName="e+");
132 particleGun->SetParticleDefinition(particle) 64 particleGun->SetParticleDefinition(particle);
>> 65
133 66
134 // default Energy 67 // default Energy
135 particleGun->SetParticleEnergy(20*GeV); << 68 particleGun->SetParticleEnergy(80*GeV);
136 } << 69
>> 70 // Read Kinematics from file
>> 71 G4int InEvent = 0;
>> 72 G4String file_name = "data-tracks/tracks-80GeV.dat";
>> 73 std::ifstream Traks_file(file_name);
>> 74 if(!Traks_file) G4cerr << "WARNING: Failed to open file " << file_name << G4endl;
>> 75 Traks_file.seekg(0);
>> 76
>> 77 while(!(Traks_file.eof())) {
>> 78 InEvent++;
>> 79 Traks_file >> Ievent >> X[InEvent] >> Y[InEvent] >> Z[InEvent]
>> 80 >> Cos_X[InEvent] >> Cos_Y[InEvent] >> Cos_Z[InEvent];
>> 81 };
>> 82
>> 83 Nevent = 2500;
>> 84 };
>> 85
137 86
138 //....oooOO0OOooo........oooOO0OOooo........oo 87 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
139 88
140 FCALPrimaryGeneratorAction::~FCALPrimaryGenera 89 FCALPrimaryGeneratorAction::~FCALPrimaryGeneratorAction()
141 { 90 {
142 delete particleGun; 91 delete particleGun;
>> 92 delete [] X;
>> 93 delete [] Y;
>> 94 delete [] Z;
>> 95 delete [] Cos_X;
>> 96 delete [] Cos_Y;
>> 97 delete [] Cos_Z;
>> 98
143 } 99 }
144 100
145 //....oooOO0OOooo........oooOO0OOooo........oo 101 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
146 102
147 void FCALPrimaryGeneratorAction::GeneratePrima 103 void FCALPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
148 { 104 {
149 //this function is called at the begining of << 105 //this function is called at the begining of event
150 ReadKinematicFromFile(particleGun->GetPartic << 106
151 << 107 Nevent++;
152 //Get next event to be processed << 108
153 size_t nEvent = GetNextId(); << 109 particleGun->SetParticlePosition(G4ThreeVector(X[Nevent]*cm,Y[Nevent]*cm,Z[Nevent]*cm));
154 particleGun->SetParticlePosition(G4ThreeVe << 110 particleGun->SetParticleMomentumDirection(G4ThreeVector(-Cos_X[Nevent],Cos_Y[Nevent],-Cos_Z[Nevent]));
155 particleGun->SetParticleMomentumDirection(G4 << 111
156 fCosY[nEvent], <<
157 -1.0*fCosZ[nEvent])); <<
158 112
159 particleGun->GeneratePrimaryVertex(anEvent); 113 particleGun->GeneratePrimaryVertex(anEvent);
160 114
161 if (fVerbosity) << 115 G4cout << "--------------------------------------------" << G4endl;
162 { << 116 G4cout << " Event, X,Y,Z Generated Vertex : " << G4endl;
163 G4cout<< " Event "<<anEvent->GetEvent << 117 G4cout << Nevent << " " << X[Nevent] << " " << Y[Nevent] << " " << Z[Nevent]<< G4endl;
164 <<anEvent->GetEventID() <<" (x,y,z << 118 G4cout << "--------------------------------------------" << G4endl;
165 <<fY[nEvent] << "," << fZ[nEvent]< << 119
166 << -1.*fCosX[nEvent] << "," << fCo <<
167 <<"," << -1.*fCosZ[nEvent] << ")"< <<
168 } <<
169 120
170 } 121 }
171 122
172 //....oooOO0OOooo........oooOO0OOooo........oo 123 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
173 124
174 125
175 126