00001 //-------------------------------------------------------------------------- 00002 // 00003 // Environment: 00004 // This software is part of models developed at BES collaboration 00005 // based on the EvtGen framework. If you use all or part 00006 // of it, please give an appropriate acknowledgement. 00007 // 00008 // Copyright Information: See EvtGen/BesCopyright 00009 // Copyright (A) 2006 Ping Rong-Gang, Pang Cai-Ying@IHEP 00010 // 00011 // Module: EvtJ2BB2.hh 00012 // 00013 // Description: Routine to decay J/psi-> B_10 bar B_10 using helicity amplitude. 00014 // 00015 // Modification history: 00016 // 00017 // Pang C.-Y., Ping R.-G. Apr, 2007 Module created 00018 // 00019 //------------------------------------------------------------------------ 00020 00021 #ifndef EVTJ2BB2_HH 00022 #define EVTJ2BB2_HH 00023 00024 #include "EvtGenBase/EvtDecayAmp.hh" 00025 00026 00027 class EvtParticle; 00028 00029 class EvtJ2BB2:public EvtDecayAmp { 00030 00031 public: 00032 00033 EvtJ2BB2() {} 00034 virtual ~EvtJ2BB2(); 00035 00036 void getName(std::string& name); 00037 EvtDecayBase* clone(); 00038 00039 void decay(EvtParticle *p); 00040 void init(); 00041 void init(int,double*); 00042 // void initProbMax(); 00043 00044 double alpha; 00045 double u; 00046 00047 00048 }; 00049 00050 #endif 00051
1.4.7