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25 // 22 //
26 /// \file field/BlineTracer/src/G4BlinePrimary <<
27 /// \brief Implementation of the G4BlinePrimar <<
28 // <<
29 // 23 //
>> 24 // $Id: G4BlinePrimaryGeneratorAction.cc,v 1.2 2004/12/03 16:07:23 gcosmo Exp $
>> 25 // GEANT4 tag $Name: geant4-08-00 $
30 // 26 //
31 // 27 //
32 // ------------------------------------------- 28 // --------------------------------------------------------------------
33 // 29 //
34 // G4BlinePrimaryGeneratorAction implementatio 30 // G4BlinePrimaryGeneratorAction implementation
35 // 31 //
36 // ------------------------------------------- 32 // --------------------------------------------------------------------
37 // Author: Laurent Desorgher (desorgher@phim.u 33 // Author: Laurent Desorgher (desorgher@phim.unibe.ch)
38 // Created - 2003-10-06 34 // Created - 2003-10-06
39 // ------------------------------------------- 35 // --------------------------------------------------------------------
40 36
41 #include "G4BlinePrimaryGeneratorAction.hh" 37 #include "G4BlinePrimaryGeneratorAction.hh"
42 38
43 #include "G4ChargedGeantino.hh" <<
44 #include "G4Event.hh" <<
45 #include "G4SystemOfUnits.hh" <<
46 #include "G4Types.hh" 39 #include "G4Types.hh"
>> 40 #include "G4Event.hh"
>> 41 #include "G4ChargedGeantino.hh"
>> 42
>> 43 ///////////////////////////////////////////////////////////////////////////
>> 44
>> 45 G4BlinePrimaryGeneratorAction::G4BlinePrimaryGeneratorAction()
>> 46 {
>> 47 fUserPrimaryAction = 0;
>> 48 FirstPartOfBline = true;
>> 49 }
47 50
48 //....oooOO0OOooo........oooOO0OOooo........oo << 51 ///////////////////////////////////////////////////////////////////////////
>> 52
>> 53 G4BlinePrimaryGeneratorAction::~G4BlinePrimaryGeneratorAction()
>> 54 {
>> 55 }
>> 56
>> 57 ///////////////////////////////////////////////////////////////////////////
49 58
50 void G4BlinePrimaryGeneratorAction::GeneratePr 59 void G4BlinePrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
51 { 60 {
52 if (!fUserPrimaryAction) { << 61 if (!fUserPrimaryAction)
53 G4Exception("G4BlinePrimaryGeneratorAction << 62 {
>> 63 G4Exception("G4BlinePrimaryGeneratorAction::GeneratePrimaries()",
>> 64 "NullPointer", JustWarning,
54 "Primary generator action not 65 "Primary generator action not defined !");
55 return; 66 return;
56 } 67 }
57 68
58 // For the first part of a bline the start p 69 // For the first part of a bline the start position and time are defined
59 // by using the USER primary action while fo 70 // by using the USER primary action while for the second part the previous
60 // values are taken. 71 // values are taken.
61 << 72
62 if (fFirstPartOfBline) { << 73 if (FirstPartOfBline)
>> 74 {
63 // set the position and time defined by us 75 // set the position and time defined by using the USER primary action
64 << 76
65 auto tmpEvent = new G4Event(); << 77 G4Event* tmpEvent = new G4Event();
66 fUserPrimaryAction->GeneratePrimaries(tmpE 78 fUserPrimaryAction->GeneratePrimaries(tmpEvent);
67 fBlineStartPosition = tmpEvent->GetPrimary << 79 BlineStartPosition = tmpEvent->GetPrimaryVertex()->GetPosition();
68 fT0 = tmpEvent->GetPrimaryVertex()->GetT0( << 80 T0 = tmpEvent->GetPrimaryVertex()->GetT0();
69 delete tmpEvent; 81 delete tmpEvent;
70 } 82 }
71 fFirstPartOfBline = false; << 83 FirstPartOfBline = false;
72 84
73 auto primary_vertex = new G4PrimaryVertex(fB << 85 G4PrimaryVertex* primary_vertex =
>> 86 new G4PrimaryVertex(BlineStartPosition, T0);
74 87
75 // Define the particle to be tracked as Char 88 // Define the particle to be tracked as Charged Geantino
76 << 89
77 G4ChargedGeantino* pdef = G4ChargedGeantino: 90 G4ChargedGeantino* pdef = G4ChargedGeantino::ChargedGeantino();
>> 91
>> 92 G4double mass = pdef->GetPDGMass();
>> 93 G4double energy = 10000.*MeV + mass;
>> 94 G4double pmom = std::sqrt(energy*energy-mass*mass);
78 95
79 G4double mass = pdef->GetPDGMass(); << 96 // The momentum direction and energy do not have an effect in tracing of
80 G4double energy = 10000. * MeV + mass; <<
81 G4double pmom = std::sqrt(energy * energy - <<
82 <<
83 // The momentum direction and energy do not <<
84 // bline but still need to be defined. 97 // bline but still need to be defined.
85 << 98
86 G4double px = 0.; 99 G4double px = 0.;
87 G4double py = 0.; 100 G4double py = 0.;
88 G4double pz = pmom; 101 G4double pz = pmom;
89 102
90 auto particle = new G4PrimaryParticle(pdef, << 103 G4PrimaryParticle* particle = new G4PrimaryParticle(pdef,px,py,pz);
91 particle->SetMass(mass); << 104 particle->SetMass( mass );
92 particle->SetCharge(pdef->GetPDGCharge()); 105 particle->SetCharge(pdef->GetPDGCharge());
93 primary_vertex->SetPrimary(particle); << 106 primary_vertex->SetPrimary( particle );
94 << 107
95 anEvent->AddPrimaryVertex(primary_vertex); << 108 anEvent->AddPrimaryVertex( primary_vertex );
96 } 109 }
97 110