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G4HEPEvtInterface.hh
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27 // $Id: G4HEPEvtInterface.hh 70215 2013-05-27 07:27:49Z gcosmo $
28 //
29 //
30 // class description:
31 //
32 // This is a concrete class of G4VPrimaryGenerator.
33 // This class object reads an ASCII file which contains particles generated
34 // by a physics generator which supports /HEPEVT/ common block.
35 //
36 // The format of ASCII file must be equivalent to the following sample
37 // Fortran code:
38 //
39 //***********************************************************
40 // SUBROUTINE HEP2G4
41 //*
42 //* Output /HEPEVT/ event structure to G4HEPEvtInterface
43 //*
44 //***********************************************************
45 // PARAMETER (NMXHEP=2000)
46 // COMMON/HEPEVT/NEVHEP,NHEP,ISTHEP(NMXHEP),IDHEP(NMXHEP),
47 // >JMOHEP(2,NMXHEP),JDAHEP(2,NMXHEP),PHEP(5,NMXHEP),VHEP(4,NMXHEP)
48 // DOUBLE PRECISION PHEP,VHEP
49 //*
50 // WRITE(6,*) NHEP
51 // DO IHEP=1,NHEP
52 // WRITE(6,10)
53 // > ISTHEP(IHEP),IDHEP(IHEP),JDAHEP(1,IHEP),JDAHEP(2,IHEP),
54 // > PHEP(1,IHEP),PHEP(2,IHEP),PHEP(3,IHEP),PHEP(5,IHEP)
55 //10 FORMAT(I4,I10,I5,I5,4(1X,D15.8))
56 // ENDDO
57 //*
58 // RETURN
59 // END
60 //
61 // The position and time of the primary interaction must be set by the
62 // corresponding set methods of G4VPrimaryGenerator base class, otherwise
63 // zero will be set.
64 
65 #ifndef G4HEPEvtInterface_h
66 #define G4HEPEvtInterface_h 1
67 
68 #include <fstream>
69 #include <vector>
70 
71 #include "globals.hh"
72 #include "G4VPrimaryGenerator.hh"
73 #include "G4HEPEvtParticle.hh"
74 
75 class G4PrimaryVertex;
76 class G4Event;
77 
79 {
80  public: // with description
81  G4HEPEvtInterface(const char* evfile, G4int vl=0);
82 // G4HEPEvtInterface(G4String evfile);
83  // Constructors, "evfile" is the file name (with directory path).
84 
85  public:
87 
88  void GeneratePrimaryVertex(G4Event* evt);
89 
90  private:
91  G4int vLevel;
92  G4String fileName;
93  std::ifstream inputFile;
94  std::vector<G4HEPEvtParticle*> HPlist;
95 };
96 
97 #endif
void GeneratePrimaryVertex(G4Event *evt)
int G4int
Definition: G4Types.hh:78
G4HEPEvtInterface(const char *evfile, G4int vl=0)