source: trunk/examples/advanced/lAr_calorimeter/src/FCALPrimaryGeneratorAction.cc@ 1194

Last change on this file since 1194 was 807, checked in by garnier, 17 years ago

update

File size: 4.3 KB
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1//
2// ********************************************************************
3// * License and Disclaimer *
4// * *
5// * The Geant4 software is copyright of the Copyright Holders of *
6// * the Geant4 Collaboration. It is provided under the terms and *
7// * conditions of the Geant4 Software License, included in the file *
8// * LICENSE and available at http://cern.ch/geant4/license . These *
9// * include a list of copyright holders. *
10// * *
11// * Neither the authors of this software system, nor their employing *
12// * institutes,nor the agencies providing financial support for this *
13// * work make any representation or warranty, express or implied, *
14// * regarding this software system or assume any liability for its *
15// * use. Please see the license in the file LICENSE and URL above *
16// * for the full disclaimer and the limitation of liability. *
17// * *
18// * This code implementation is the result of the scientific and *
19// * technical work of the GEANT4 collaboration. *
20// * By using, copying, modifying or distributing the software (or *
21// * any work based on the software) you agree to acknowledge its *
22// * use in resulting scientific publications, and indicate your *
23// * acceptance of all terms of the Geant4 Software license. *
24// ********************************************************************
25//
26// $Id: FCALPrimaryGeneratorAction.cc,v 1.9 2006/07/21 08:19:33 gcosmo Exp $
27// GEANT4 tag $Name: $
28//
29//
30
31//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
32//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
33
34#include "FCALPrimaryGeneratorAction.hh"
35
36
37#include "G4Event.hh"
38#include "G4ParticleGun.hh"
39#include "G4ParticleTable.hh"
40#include "G4ParticleDefinition.hh"
41#include "Randomize.hh"
42
43#include <fstream>
44#include <cstdlib>
45//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
46
47FCALPrimaryGeneratorAction::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];
55
56
57 G4int Nparticles = 1;
58 particleGun = new G4ParticleGun(Nparticles);
59
60 // default Particle
61 G4String particleName;
62 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
63 G4ParticleDefinition* particle = particleTable->FindParticle(particleName="e+");
64 particleGun->SetParticleDefinition(particle);
65
66
67 // default Energy
68 particleGun->SetParticleEnergy(80*GeV);
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
86
87//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
88
89FCALPrimaryGeneratorAction::~FCALPrimaryGeneratorAction()
90{
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
99}
100
101//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
102
103void FCALPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
104{
105 //this function is called at the begining of event
106
107 Nevent++;
108
109 particleGun->SetParticlePosition(G4ThreeVector(X[Nevent]*cm,Y[Nevent]*cm,Z[Nevent]*cm));
110 particleGun->SetParticleMomentumDirection(G4ThreeVector(-Cos_X[Nevent],Cos_Y[Nevent],-Cos_Z[Nevent]));
111
112
113 particleGun->GeneratePrimaryVertex(anEvent);
114
115 G4cout << "--------------------------------------------" << G4endl;
116 G4cout << " Event, X,Y,Z Generated Vertex : " << G4endl;
117 G4cout << Nevent << " " << X[Nevent] << " " << Y[Nevent] << " " << Z[Nevent]<< G4endl;
118 G4cout << "--------------------------------------------" << G4endl;
119
120
121}
122
123//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
124
125
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