19 : m_file(filename), m_stream(0), m_isstream(false), m_vertices_positions_present(true)
22 ERROR(
"ReaderHEPEVT: could not open input file: "<<filename )
33 : m_stream(&stream), m_isstream(true), m_vertices_positions_present(true)
36 ERROR(
"ReaderHEPEVT: could not open input stream ")
48 const size_t max_e_buffer_size=512;
49 char buf_e[max_e_buffer_size];
55 if( strlen(buf_e) == 0 )
return false;
56 std::stringstream st_e(buf_e);
61 if (!(st_e>>attr))
break;
62 if (attr==
' ')
continue;
66 eventline=
static_cast<bool>(st_e>>m_i>>m_p);
70 HEPEVT_Wrapper::set_event_number(m_i);
71 HEPEVT_Wrapper::set_number_entries(m_p);
78 const size_t max_p_buffer_size=512;
79 const size_t max_v_buffer_size=512;
80 char buf_p[max_p_buffer_size];
81 char buf_v[max_v_buffer_size];
86 if( strlen(buf_p) == 0 )
return false;
89 if( strlen(buf_v) == 0 )
return false;
91 std::stringstream st_p(buf_p);
92 std::stringstream st_v(buf_v);
95 if (!
static_cast<bool>(st_p>>intcodes[0]>>intcodes[1]>>intcodes[2]>>intcodes[3]>>intcodes[4]>>intcodes[5]>>fltcodes1[0]>>fltcodes1[1]>>fltcodes1[2]>>fltcodes1[3]>>fltcodes1[4])) {
ERROR(
"ReaderHEPEVT: Error reading particle momenta");
return false;}
96 if (!
static_cast<bool>(st_v>>fltcodes2[0]>>fltcodes2[1]>>fltcodes2[2]>>fltcodes2[3])) {
ERROR(
"ReaderHEPEVT: Error reading particle vertex");
return false;}
100 if (!
static_cast<bool>(st_p>>intcodes[0]>>intcodes[1]>>intcodes[4]>>intcodes[5]>>fltcodes1[0]>>fltcodes1[1]>>fltcodes1[2]>>fltcodes1[4])) {
ERROR(
"ReaderHEPEVT: Error reading particle momenta");
return false;}
103 fltcodes1[3]=std::sqrt(fltcodes1[0]*fltcodes1[0]+fltcodes1[1]*fltcodes1[1]+fltcodes1[2]*fltcodes1[2]+fltcodes1[4]*fltcodes1[4]);
109 HEPEVT_Wrapper::set_status(i,intcodes[0]);
110 HEPEVT_Wrapper::set_id(i,intcodes[1]);
125 for (
int i=1; (i<=HEPEVT_Wrapper::number_entries())&&fileok; i++)
131 shared_ptr<GenRunInfo> g=make_shared<GenRunInfo>();
132 std::vector<std::string> weightnames;
133 weightnames.push_back(
"0");
134 std::vector<double> wts;
136 g->set_weight_names(weightnames);
156 if( !
m_file.is_open())
return;