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25 // 22 //
26 /// \file eventgenerator/HepMC/HepMCEx01/src/H << 23 // ====================================================================
27 /// \brief Implementation of the HepMCG4Interf <<
28 // 24 //
>> 25 // HepMCG4Interface.cc
>> 26 // $Id: HepMCG4Interface.cc,v 1.2 2003/12/09 15:30:52 gunter Exp $
29 // 27 //
30 << 28 // ====================================================================
31 #include "HepMCG4Interface.hh" 29 #include "HepMCG4Interface.hh"
32 30
33 #include "G4Event.hh" << 31 #include "G4RunManager.hh"
34 #include "G4LorentzVector.hh" 32 #include "G4LorentzVector.hh"
35 #include "G4PhysicalConstants.hh" << 33 #include "G4Event.hh"
36 #include "G4PrimaryParticle.hh" 34 #include "G4PrimaryParticle.hh"
37 #include "G4PrimaryVertex.hh" 35 #include "G4PrimaryVertex.hh"
38 #include "G4RunManager.hh" <<
39 #include "G4SystemOfUnits.hh" <<
40 #include "G4TransportationManager.hh" 36 #include "G4TransportationManager.hh"
41 37
42 //....oooOO0OOooo........oooOO0OOooo........oo << 38 ////////////////////////////////////
43 HepMCG4Interface::HepMCG4Interface() : hepmcEv << 39 HepMCG4Interface::HepMCG4Interface()
>> 40 : hepmcEvent(0)
>> 41 ////////////////////////////////////
>> 42 {
>> 43 }
44 44
45 //....oooOO0OOooo........oooOO0OOooo........oo << 45 /////////////////////////////////////
46 HepMCG4Interface::~HepMCG4Interface() 46 HepMCG4Interface::~HepMCG4Interface()
>> 47 /////////////////////////////////////
47 { 48 {
48 delete hepmcEvent; 49 delete hepmcEvent;
49 } 50 }
50 51
51 //....oooOO0OOooo........oooOO0OOooo........oo << 52 /////////////////////////////////////////////////////////
52 G4bool HepMCG4Interface::CheckVertexInsideWorl << 53 G4bool HepMCG4Interface::CheckVertexInsideWorld
>> 54 (const G4ThreeVector& pos) const
>> 55 /////////////////////////////////////////////////////////
53 { 56 {
54 G4Navigator* navigator = << 57 G4Navigator* navigator= G4TransportationManager::GetTransportationManager()
55 G4TransportationManager::GetTransportation << 58 -> GetNavigatorForTracking();
56 59
57 G4VPhysicalVolume* world = navigator->GetWor << 60 G4VPhysicalVolume* world= navigator-> GetWorldVolume();
58 G4VSolid* solid = world->GetLogicalVolume()- << 61 G4VSolid* solid= world-> GetLogicalVolume()-> GetSolid();
59 EInside qinside = solid->Inside(pos); << 62 EInside qinside= solid-> Inside(pos);
60 << 63
61 if (qinside != kInside) << 64 if( qinside != kInside) return false;
62 return false; << 65 else return true;
63 else <<
64 return true; <<
65 } 66 }
66 67
67 //....oooOO0OOooo........oooOO0OOooo........oo << 68 ////////////////////////////////////////////////////////////////
68 void HepMCG4Interface::HepMC2G4(const HepMC::G << 69 void HepMCG4Interface::HepMC2G4(const HepMC::GenEvent* hepmcevt,
>> 70 G4Event* g4event)
>> 71 ////////////////////////////////////////////////////////////////
69 { 72 {
70 for (HepMC::GenEvent::vertex_const_iterator << 73 for(HepMC::GenEvent::vertex_const_iterator vitr= hepmcevt->vertices_begin();
71 vitr != hepmcevt->vertices_end(); ++vit << 74 vitr != hepmcevt->vertices_end(); ++vitr ) { // loop for vertex ...
72 { // loop for vertex ... <<
73 75
74 // real vertex? 76 // real vertex?
75 G4bool qvtx = false; << 77 G4bool qvtx=false;
76 for (HepMC::GenVertex::particle_iterator p << 78 for (HepMC::GenVertex::particle_iterator
77 pitr != (*vitr)->particles_end(HepMC: << 79 pitr= (*vitr)->particles_begin(HepMC::children);
78 { << 80 pitr != (*vitr)->particles_end(HepMC::children); ++pitr) {
79 if (!(*pitr)->end_vertex() && (*pitr)->s << 81
80 qvtx = true; << 82 if (!(*pitr)->end_vertex() && (*pitr)->status()==1) {
81 break; << 83 qvtx=true;
>> 84 break;
82 } 85 }
83 } 86 }
84 if (!qvtx) continue; 87 if (!qvtx) continue;
85 88
86 // check world boundary 89 // check world boundary
87 HepMC::FourVector pos = (*vitr)->position( << 90 G4LorentzVector xvtx= (*vitr)-> position();
88 G4LorentzVector xvtx(pos.x(), pos.y(), pos << 91 if (! CheckVertexInsideWorld(xvtx.vect()*mm)) continue;
89 if (!CheckVertexInsideWorld(xvtx.vect() * <<
90 92
91 // create G4PrimaryVertex and associated G 93 // create G4PrimaryVertex and associated G4PrimaryParticles
92 G4PrimaryVertex* g4vtx = << 94 G4PrimaryVertex* g4vtx=
93 new G4PrimaryVertex(xvtx.x() * mm, xvtx. << 95 new G4PrimaryVertex(xvtx.x()*mm, xvtx.y()*mm, xvtx.z()*mm,
94 << 96 xvtx.t()*mm/c_light);
95 for (HepMC::GenVertex::particle_iterator v << 97
96 vpitr != (*vitr)->particles_end(HepMC << 98 for (HepMC::GenVertex::particle_iterator
97 { << 99 vpitr= (*vitr)->particles_begin(HepMC::children);
98 if ((*vpitr)->status() != 1) continue; << 100 vpitr != (*vitr)->particles_end(HepMC::children); ++vpitr) {
99 << 101
100 G4int pdgcode = (*vpitr)->pdg_id(); << 102 if( (*vpitr)->status() != 1 ) continue;
101 pos = (*vpitr)->momentum(); << 103
102 G4LorentzVector p(pos.px(), pos.py(), po << 104 G4int pdgcode= (*vpitr)-> pdg_id();
103 G4PrimaryParticle* g4prim = << 105 G4LorentzVector p= (*vpitr)-> momentum();
104 new G4PrimaryParticle(pdgcode, p.x() * << 106 G4PrimaryParticle* g4prim=
>> 107 new G4PrimaryParticle(pdgcode, p.x()*GeV, p.y()*GeV, p.z()*GeV);
105 108
106 g4vtx->SetPrimary(g4prim); << 109 g4vtx-> SetPrimary(g4prim);
107 } 110 }
108 g4event->AddPrimaryVertex(g4vtx); << 111 g4event-> AddPrimaryVertex(g4vtx);
109 } << 112 }
110 } << 113 }
>> 114
111 115
112 //....oooOO0OOooo........oooOO0OOooo........oo << 116 ///////////////////////////////////////////////////////
113 HepMC::GenEvent* HepMCG4Interface::GenerateHep 117 HepMC::GenEvent* HepMCG4Interface::GenerateHepMCEvent()
>> 118 ///////////////////////////////////////////////////////
114 { 119 {
115 HepMC::GenEvent* aevent = new HepMC::GenEven << 120 HepMC::GenEvent* aevent= new HepMC::GenEvent();
116 return aevent; 121 return aevent;
117 } 122 }
118 123
119 //....oooOO0OOooo........oooOO0OOooo........oo << 124 //////////////////////////////////////////////////////////////
120 void HepMCG4Interface::GeneratePrimaryVertex(G 125 void HepMCG4Interface::GeneratePrimaryVertex(G4Event* anEvent)
>> 126 //////////////////////////////////////////////////////////////
121 { 127 {
122 // delete previous event object 128 // delete previous event object
123 delete hepmcEvent; 129 delete hepmcEvent;
124 130
125 // generate next event 131 // generate next event
126 hepmcEvent = GenerateHepMCEvent(); << 132 hepmcEvent= GenerateHepMCEvent();
127 if (!hepmcEvent) { << 133 if(! hepmcEvent) {
128 G4cout << "HepMCInterface: no generated pa << 134 G4cout << "HepMCInterface: no generated particles. run terminated..."
129 G4RunManager::GetRunManager()->AbortRun(); << 135 << G4endl;
>> 136 G4RunManager::GetRunManager()-> AbortRun();
130 return; 137 return;
131 } 138 }
132 HepMC2G4(hepmcEvent, anEvent); 139 HepMC2G4(hepmcEvent, anEvent);
133 } 140 }
>> 141
134 142