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25 // 25 //
26 // G4HEPEvtInterface class implementation <<
27 // 26 //
28 // Author: Makoto Asai, 1997 << 27 // $Id$
>> 28 //
>> 29 //
29 // ------------------------------------------- 30 // --------------------------------------------------------------------
30 31
31 #include "G4HEPEvtInterface.hh" 32 #include "G4HEPEvtInterface.hh"
32 33
33 #include "G4Types.hh" 34 #include "G4Types.hh"
34 #include "G4SystemOfUnits.hh" 35 #include "G4SystemOfUnits.hh"
35 36
36 #include "G4ios.hh" 37 #include "G4ios.hh"
37 #include "G4PrimaryVertex.hh" 38 #include "G4PrimaryVertex.hh"
38 #include "G4PrimaryParticle.hh" 39 #include "G4PrimaryParticle.hh"
39 #include "G4HEPEvtParticle.hh" 40 #include "G4HEPEvtParticle.hh"
40 #include "G4Event.hh" 41 #include "G4Event.hh"
41 42
42 G4HEPEvtInterface::G4HEPEvtInterface(const cha << 43 G4HEPEvtInterface::G4HEPEvtInterface(char* evfile)
43 : vLevel(vl) <<
44 { 44 {
45 inputFile.open((char*)evfile); << 45 inputFile.open(evfile);
46 if (inputFile.is_open()) << 46 if (inputFile) {
47 { <<
48 fileName = evfile; 47 fileName = evfile;
49 if(vl>0) <<
50 G4cout << "G4HEPEvtInterface - " << file <<
51 } 48 }
52 else << 49 else {
53 { << 50 G4Exception("G4HEPEvtInterface::G4HEPEvtInterface","Event0201",FatalException,
54 G4Exception("G4HEPEvtInterface::G4HEPEvtIn << 51 "G4HEPEvtInterface:: cannot open file.");
55 FatalException, "G4HEPEvtInter <<
56 } 52 }
57 G4ThreeVector zero; 53 G4ThreeVector zero;
58 particle_position = zero; 54 particle_position = zero;
59 particle_time = 0.0; 55 particle_time = 0.0;
>> 56
60 } 57 }
61 58
62 void G4HEPEvtInterface::GeneratePrimaryVertex( << 59 G4HEPEvtInterface::G4HEPEvtInterface(G4String evfile)
63 { 60 {
64 G4int NHEP = 0; // number of entries << 61 const char* fn = evfile.data();
65 if (inputFile.is_open()) << 62 inputFile.open((char*)fn);
66 { << 63 if (inputFile) {
67 inputFile >> NHEP; << 64 fileName = evfile;
68 } 65 }
69 else << 66 else {
70 { << 67 G4Exception("G4HEPEvtInterface::G4HEPEvtInterface","Event0201",FatalException,
71 G4Exception("G4HEPEvtInterface::G4HEPEvtIn << 68 "G4HEPEvtInterface:: cannot open file.");
72 FatalException, "G4HEPEvtInter <<
73 } 69 }
>> 70 G4ThreeVector zero;
>> 71 particle_position = zero;
>> 72 particle_time = 0.0;
>> 73 }
>> 74
>> 75 G4HEPEvtInterface::~G4HEPEvtInterface()
>> 76 {;}
>> 77
>> 78 void G4HEPEvtInterface::GeneratePrimaryVertex(G4Event* evt)
>> 79 {
>> 80 G4int NHEP; // number of entries
>> 81 inputFile >> NHEP;
74 if( inputFile.eof() ) 82 if( inputFile.eof() )
75 { 83 {
76 G4Exception("G4HEPEvtInterface::GeneratePr << 84 G4Exception("G4HEPEvtInterface::GeneratePrimaryVertex","Event0202",
77 RunMustBeAborted, << 85 JustWarning,"End-Of-File : HEPEvt input file");
78 "End-Of-File: HEPEvt input fil <<
79 return; 86 return;
80 } 87 }
81 88
82 if(vLevel > 0) << 89 for( G4int IHEP=0; IHEP<NHEP; IHEP++ )
83 { <<
84 G4cout << "G4HEPEvtInterface - reading " < <<
85 << " HEPEvt particles from " << fil <<
86 } <<
87 for( G4int IHEP=0; IHEP<NHEP; ++IHEP ) <<
88 { 90 {
89 G4int ISTHEP; // status code 91 G4int ISTHEP; // status code
90 G4int IDHEP; // PDG code 92 G4int IDHEP; // PDG code
91 G4int JDAHEP1; // first daughter 93 G4int JDAHEP1; // first daughter
92 G4int JDAHEP2; // last daughter 94 G4int JDAHEP2; // last daughter
93 G4double PHEP1; // px in GeV 95 G4double PHEP1; // px in GeV
94 G4double PHEP2; // py in GeV 96 G4double PHEP2; // py in GeV
95 G4double PHEP3; // pz in GeV 97 G4double PHEP3; // pz in GeV
96 G4double PHEP5; // mass in GeV 98 G4double PHEP5; // mass in GeV
97 99
98 inputFile >> ISTHEP >> IDHEP >> JDAHEP1 >> 100 inputFile >> ISTHEP >> IDHEP >> JDAHEP1 >> JDAHEP2
99 >> PHEP1 >> PHEP2 >> PHEP3 >> PH << 101 >> PHEP1 >> PHEP2 >> PHEP3 >> PHEP5;
100 if( inputFile.eof() ) <<
101 { <<
102 G4Exception("G4HEPEvtInterface::Generate <<
103 FatalException, <<
104 "Unexpected End-Of-File in t <<
105 } <<
106 if(vLevel > 1) <<
107 { <<
108 G4cout << " " << ISTHEP << " " << IDHEP <<
109 << " " << JDAHEP2 << " " << PHEP1 <<
110 << " " << PHEP3 << " " << PHEP5 < <<
111 } <<
112 102
113 // Create G4PrimaryParticle object << 103 // create G4PrimaryParticle object
114 // << 104 G4PrimaryParticle* particle
115 auto* particle = new G4PrimaryParticle( ID << 105 = new G4PrimaryParticle( IDHEP );
116 particle->SetMass( PHEP5*GeV ); 106 particle->SetMass( PHEP5*GeV );
117 particle->SetMomentum(PHEP1*GeV, PHEP2*GeV 107 particle->SetMomentum(PHEP1*GeV, PHEP2*GeV, PHEP3*GeV );
118 108
119 // Create G4HEPEvtParticle object << 109 // create G4HEPEvtParticle object
120 // << 110 G4HEPEvtParticle* hepParticle
121 auto* hepParticle <<
122 = new G4HEPEvtParticle( particle, ISTHEP 111 = new G4HEPEvtParticle( particle, ISTHEP, JDAHEP1, JDAHEP2 );
123 112
124 // Store 113 // Store
125 // <<
126 HPlist.push_back( hepParticle ); 114 HPlist.push_back( hepParticle );
127 } 115 }
128 116
129 // Check if there is at least one particle << 117 // check if there is at least one particle
130 // << 118 if( HPlist.size() == 0 ) return;
131 if( HPlist.empty() ) return; << 119
132 << 120 // make connection between daughter particles decayed from
133 // Make connection between daughter particle << 121 // the same mother
134 // << 122 for( size_t i=0; i<HPlist.size(); i++ )
135 for(auto & i : HPlist) <<
136 { 123 {
137 if( i->GetJDAHEP1() > 0 ) // it has daugh << 124 if( HPlist[i]->GetJDAHEP1() > 0 ) // it has daughters
138 { 125 {
139 G4int jda1 = i->GetJDAHEP1()-1; // FORTR << 126 G4int jda1 = HPlist[i]->GetJDAHEP1()-1; // FORTRAN index starts from 1
140 G4int jda2 = i->GetJDAHEP2()-1; // but C << 127 G4int jda2 = HPlist[i]->GetJDAHEP2()-1; // but C++ starts from 0.
141 G4PrimaryParticle* mother = i->GetThePar << 128 G4PrimaryParticle* mother = HPlist[i]->GetTheParticle();
142 for( G4int j=jda1; j<=jda2; ++j ) << 129 for( G4int j=jda1; j<=jda2; j++ )
143 { 130 {
144 G4PrimaryParticle* daughter = HPlist[j 131 G4PrimaryParticle* daughter = HPlist[j]->GetTheParticle();
145 if(HPlist[j]->GetISTHEP()>0) 132 if(HPlist[j]->GetISTHEP()>0)
146 { 133 {
147 mother->SetDaughter( daughter ); 134 mother->SetDaughter( daughter );
148 HPlist[j]->Done(); 135 HPlist[j]->Done();
149 } 136 }
150 } 137 }
151 } 138 }
152 } 139 }
153 140
154 // Create G4PrimaryVertex object << 141 // create G4PrimaryVertex object
155 // << 142 G4PrimaryVertex* vertex = new G4PrimaryVertex(particle_position,particle_time);
156 auto* vertex = new G4PrimaryVertex(particle_ << 143
157 << 144 // put initial particles to the vertex
158 // Put initial particles to the vertex << 145 for( size_t ii=0; ii<HPlist.size(); ii++ )
159 // <<
160 for(auto & ii : HPlist) <<
161 { 146 {
162 if( ii->GetISTHEP() > 0 ) // ISTHEP of dau << 147 if( HPlist[ii]->GetISTHEP() > 0 ) // ISTHEP of daughters had been
163 // set t << 148 // set to negative
164 { 149 {
165 G4PrimaryParticle* initialParticle = ii- << 150 G4PrimaryParticle* initialParticle = HPlist[ii]->GetTheParticle();
166 vertex->SetPrimary( initialParticle ); 151 vertex->SetPrimary( initialParticle );
167 } 152 }
168 } 153 }
169 154
170 // Clear G4HEPEvtParticles << 155 // clear G4HEPEvtParticles
171 // << 156 //HPlist.clearAndDestroy();
172 for(auto & iii : HPlist) << 157 for(size_t iii=0;iii<HPlist.size();iii++)
173 { << 158 { delete HPlist[iii]; }
174 delete iii; <<
175 } <<
176 HPlist.clear(); 159 HPlist.clear();
177 160
178 // Put the vertex to G4Event object 161 // Put the vertex to G4Event object
179 // <<
180 evt->AddPrimaryVertex( vertex ); 162 evt->AddPrimaryVertex( vertex );
181 } 163 }
>> 164
182 165