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Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // 26 /// \file eventgenerator/HepMC/HepMCEx02/src/H << 26 //$Id: HEPEvtcom.cc,v 1.3 2006-06-29 17:12:07 gunter Exp $ 27 /// \brief Implementation of the HEPEvtcom cla << 28 // << 29 // =========================================== 27 // ====================================================================== 30 // PARAMETER (NMXHEP=4000) << 28 // PARAMETER (NMXHEP=4000) 31 // COMMON/HEPEVT/NEVHEP,NHEP,ISTHEP(NMXHE << 29 // COMMON/HEPEVT/NEVHEP,NHEP,ISTHEP(NMXHEP),IDHEP(NMXHEP), 32 // & JMOHEP(2,NMXHEP),JDAHEP(2,NMXH 30 // & JMOHEP(2,NMXHEP),JDAHEP(2,NMXHEP),PHEP(5,NMXHEP),VHEP(4,NMXHEP) 33 // =========================================== 31 // ====================================================================== 34 ///******************************************* 32 ///**********************************************************/ 35 ///* D E S C R I P T I O N : 33 ///* D E S C R I P T I O N : */ 36 ///*------------------------------------------ 34 ///*--------------------------------------------------------*/ 37 ///* NEVHEP - event number (or some s 35 ///* NEVHEP - event number (or some special meaning*/ 38 ///* (see documentation for 36 ///* (see documentation for details) */ 39 ///* NHEP - actual number of entrie 37 ///* NHEP - actual number of entries in current */ 40 ///* event. 38 ///* event. */ 41 ///* ISTHEP[IHEP] - status code for IHEP'th 39 ///* ISTHEP[IHEP] - status code for IHEP'th entry - see */ 42 ///* documentation for deta 40 ///* documentation for details */ 43 ///* IDHEP [IHEP] - IHEP'th particle identi 41 ///* IDHEP [IHEP] - IHEP'th particle identifier according*/ 44 ///* to PDG. 42 ///* to PDG. */ 45 ///* JMOHEP[IHEP][0] - pointer to position of 43 ///* JMOHEP[IHEP][0] - pointer to position of 1st mother */ 46 ///* JMOHEP[IHEP][1] - pointer to position of 44 ///* JMOHEP[IHEP][1] - pointer to position of 2nd mother */ 47 ///* JDAHEP[IHEP][0] - pointer to position of 45 ///* JDAHEP[IHEP][0] - pointer to position of 1st daughter */ 48 ///* JDAHEP[IHEP][1] - pointer to position of 46 ///* JDAHEP[IHEP][1] - pointer to position of 2nd daughter */ 49 ///* PHEP [IHEP][0] - X momentum [Gev/c] 47 ///* PHEP [IHEP][0] - X momentum [Gev/c] */ 50 ///* PHEP [IHEP][1] - Y momentum [Gev/c] 48 ///* PHEP [IHEP][1] - Y momentum [Gev/c] */ 51 ///* PHEP [IHEP][2] - Z momentum [Gev/c] 49 ///* PHEP [IHEP][2] - Z momentum [Gev/c] */ 52 ///* PHEP [IHEP][3] - Energy [Gev] 50 ///* PHEP [IHEP][3] - Energy [Gev] */ 53 ///* PHEP [IHEP][4] - Mass[Gev/c^2] 51 ///* PHEP [IHEP][4] - Mass[Gev/c^2] */ 54 ///* VHEP [IHEP][0] - X vertex [mm] 52 ///* VHEP [IHEP][0] - X vertex [mm] */ 55 ///* VHEP [IHEP][1] - Y vertex [mm] 53 ///* VHEP [IHEP][1] - Y vertex [mm] */ 56 ///* VHEP [IHEP][2] - Z vertex [mm] 54 ///* VHEP [IHEP][2] - Z vertex [mm] */ 57 ///* VHEP [IHEP][3] - production time [mm/c] 55 ///* VHEP [IHEP][3] - production time [mm/c] */ 58 ///*========================================== 56 ///*========================================================*/ 59 // 57 // 60 // This interface to HEPEVT common block treat 58 // This interface to HEPEVT common block treats the block as 61 // an array of bytes --- the precision and num << 59 // an array of bytes --- the precision and number of entries 62 // is determined "on the fly" by the wrapper a 60 // is determined "on the fly" by the wrapper and used to decode 63 // each entry. 61 // each entry. 64 // 62 // 65 // HEPEVT_EntriesAllocation is the maximum siz << 63 // HEPEVT_EntriesAllocation is the maximum size of the HEPEVT common block 66 // that can be interfaced. It is NOT the actua << 64 // that can be interfaced. It is NOT the actual size of the HEPEVT common 67 // used in each individual application. The ac 65 // used in each individual application. The actual size can be changed on 68 // the fly using HepMC::HEPEVT_Wrapper::set_ma 66 // the fly using HepMC::HEPEVT_Wrapper::set_max_number_entries(). 69 // Thus HEPEVT_EntriesAllocation should typica 67 // Thus HEPEVT_EntriesAllocation should typically be set 70 // to the maximum possible number of entries - 68 // to the maximum possible number of entries --- 10000 is a good choice 71 // (and is the number used by ATLAS versions o 69 // (and is the number used by ATLAS versions of Pythia). 72 70 73 #include <ctype.h> 71 #include <ctype.h> 74 72 75 //....oooOO0OOooo........oooOO0OOooo........oo << 73 enum {HEPEVT_EntriesAllocation=4000}; 76 << 77 enum << 78 { << 79 HEPEVT_EntriesAllocation = 4000 << 80 }; << 81 74 82 const unsigned int hepevt_bytes_allocation = s << 75 const unsigned int hepevt_bytes_allocation = 83 + << 76 sizeof(long int) * ( 2 + 4 * HEPEVT_EntriesAllocation ) >> 77 + sizeof(double) * ( 9 * HEPEVT_EntriesAllocation ); 84 78 85 //....oooOO0OOooo........oooOO0OOooo........oo << 79 extern "C" struct hepevt{ 86 << 80 char data[hepevt_bytes_allocation]; 87 extern "C" struct hepevt << 88 { << 89 char data[hepevt_bytes_allocation]; << 90 }; 81 }; 91 82 92 hepevt hepevt_; 83 hepevt hepevt_; >> 84 93 85