| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | // $Id: FCALPrimaryGeneratorAction.cc,v 1.9 2006/07/21 08:19:33 gcosmo Exp $
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| 27 | // GEANT4 tag $Name: $
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| 28 | //
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| 29 | //
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| 30 |
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| 31 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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| 32 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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| 33 |
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| 34 | #include "FCALPrimaryGeneratorAction.hh"
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| 35 |
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| 36 |
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| 37 | #include "G4Event.hh"
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| 38 | #include "G4ParticleGun.hh"
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| 39 | #include "G4ParticleTable.hh"
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| 40 | #include "G4ParticleDefinition.hh"
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| 41 | #include "Randomize.hh"
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| 42 |
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| 43 | #include <fstream>
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| 44 | #include <cstdlib>
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| 45 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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| 46 |
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| 47 | FCALPrimaryGeneratorAction::FCALPrimaryGeneratorAction()
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| 48 | {
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| 49 | X = new G4double[5001];
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| 50 | Y = new G4double[5001];
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| 51 | Z = new G4double[5001];
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| 52 | Cos_X = new G4double[5001];
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| 53 | Cos_Y = new G4double[5001];
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| 54 | Cos_Z = new G4double[5001];
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| 55 |
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| 56 |
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| 57 | G4int Nparticles = 1;
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| 58 | particleGun = new G4ParticleGun(Nparticles);
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| 59 |
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| 60 | // default Particle
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| 61 | G4String particleName;
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| 62 | G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
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| 63 | G4ParticleDefinition* particle = particleTable->FindParticle(particleName="e+");
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| 64 | particleGun->SetParticleDefinition(particle);
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| 65 |
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| 66 |
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| 67 | // default Energy
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| 68 | particleGun->SetParticleEnergy(80*GeV);
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| 69 |
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| 70 | // Read Kinematics from file
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| 71 | G4int InEvent = 0;
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| 72 | G4String file_name = "data-tracks/tracks-80GeV.dat";
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| 73 | std::ifstream Traks_file(file_name);
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| 74 | if(!Traks_file) G4cerr << "WARNING: Failed to open file " << file_name << G4endl;
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| 75 | Traks_file.seekg(0);
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| 76 |
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| 77 | while(!(Traks_file.eof())) {
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| 78 | InEvent++;
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| 79 | Traks_file >> Ievent >> X[InEvent] >> Y[InEvent] >> Z[InEvent]
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| 80 | >> Cos_X[InEvent] >> Cos_Y[InEvent] >> Cos_Z[InEvent];
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| 81 | };
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| 82 |
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| 83 | Nevent = 2500;
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| 84 | }
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| 85 |
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| 86 |
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| 87 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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| 88 |
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| 89 | FCALPrimaryGeneratorAction::~FCALPrimaryGeneratorAction()
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| 90 | {
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| 91 | delete particleGun;
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| 92 | delete [] X;
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| 93 | delete [] Y;
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| 94 | delete [] Z;
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| 95 | delete [] Cos_X;
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| 96 | delete [] Cos_Y;
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| 97 | delete [] Cos_Z;
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| 98 |
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| 99 | }
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| 100 |
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| 101 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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| 102 |
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| 103 | void FCALPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
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| 104 | {
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| 105 | //this function is called at the begining of event
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| 106 |
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| 107 | Nevent++;
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| 108 |
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| 109 | particleGun->SetParticlePosition(G4ThreeVector(X[Nevent]*cm,Y[Nevent]*cm,Z[Nevent]*cm));
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| 110 | particleGun->SetParticleMomentumDirection(G4ThreeVector(-Cos_X[Nevent],Cos_Y[Nevent],-Cos_Z[Nevent]));
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| 111 |
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| 112 |
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| 113 | particleGun->GeneratePrimaryVertex(anEvent);
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| 114 |
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| 115 | G4cout << "--------------------------------------------" << G4endl;
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| 116 | G4cout << " Event, X,Y,Z Generated Vertex : " << G4endl;
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| 117 | G4cout << Nevent << " " << X[Nevent] << " " << Y[Nevent] << " " << Z[Nevent]<< G4endl;
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| 118 | G4cout << "--------------------------------------------" << G4endl;
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| 119 |
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| 120 |
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| 121 | }
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| 122 |
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| 123 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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| 124 |
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| 125 |
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