1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4HEPEvtInterface.hh,v 1.8 2006/06/29 18:08:36 gunter Exp $ |
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28 | // GEANT4 tag $Name: $ |
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29 | // |
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30 | |
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31 | #ifndef G4HEPEvtInterface_h |
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32 | #define G4HEPEvtInterface_h 1 |
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33 | |
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34 | #include <fstream> |
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35 | #include <vector> |
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36 | #include "globals.hh" |
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37 | #include "G4VPrimaryGenerator.hh" |
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38 | #include "G4HEPEvtParticle.hh" |
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39 | |
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40 | class G4PrimaryVertex; |
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41 | class G4Event; |
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42 | |
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43 | // class description: |
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44 | // |
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45 | // This is a concrete class of G4VPrimaryGenerator. |
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46 | // This class object reads an ASCII file which contains particles generated |
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47 | // by a physics generator which supports /HEPEVT/ common block. |
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48 | // |
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49 | // The format of ASCII file must be equivalent to the follwing sample fortran |
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50 | // code. |
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51 | //*********************************************************** |
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52 | // SUBROUTINE HEP2G4 |
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53 | //* |
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54 | //* Output /HEPEVT/ event structure to G4HEPEvtInterface |
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55 | //* |
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56 | //*********************************************************** |
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57 | // PARAMETER (NMXHEP=2000) |
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58 | // COMMON/HEPEVT/NEVHEP,NHEP,ISTHEP(NMXHEP),IDHEP(NMXHEP), |
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59 | // >JMOHEP(2,NMXHEP),JDAHEP(2,NMXHEP),PHEP(5,NMXHEP),VHEP(4,NMXHEP) |
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60 | // DOUBLE PRECISION PHEP,VHEP |
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61 | //* |
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62 | // WRITE(6,*) NHEP |
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63 | // DO IHEP=1,NHEP |
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64 | // WRITE(6,10) |
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65 | // > ISTHEP(IHEP),IDHEP(IHEP),JDAHEP(1,IHEP),JDAHEP(2,IHEP), |
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66 | // > PHEP(1,IHEP),PHEP(2,IHEP),PHEP(3,IHEP),PHEP(5,IHEP) |
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67 | //10 FORMAT(4I5,4(1X,D15.8)) |
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68 | // ENDDO |
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69 | //* |
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70 | // RETURN |
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71 | // END |
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72 | // |
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73 | // The position and time of the primary interaction must be set by the corresponding |
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74 | // set methods of G4VPrimaryGenerator base class, otherwise zero will be set. |
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75 | // |
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76 | |
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77 | class G4HEPEvtInterface:public G4VPrimaryGenerator |
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78 | { |
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79 | public: // with description |
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80 | G4HEPEvtInterface(char* evfile); |
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81 | G4HEPEvtInterface(G4String evfile); |
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82 | // Constructors, "evfile" is the file name (with directory path). |
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83 | |
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84 | public: |
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85 | ~G4HEPEvtInterface(); |
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86 | |
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87 | void GeneratePrimaryVertex(G4Event* evt); |
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88 | |
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89 | private: |
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90 | G4String fileName; |
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91 | std::ifstream inputFile; |
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92 | std::vector<G4HEPEvtParticle*> HPlist; |
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93 | }; |
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94 | |
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95 | #endif |
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96 | |
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