BOSS_7.0.2: /home/bes3soft/bes3soft/Boss/7.0.2/dist/7.0.2/Generator/BesEvtGen/BesEvtGen-00-03-58/src/EvtGen/EvtGenModels/EvtISGW2FF.hh Source File

00001 //--------------------------------------------------------------------------
00002 //
00003 // Environment:
00004 //      This software is part of the EvtGen package developed jointly
00005 //      for the BaBar and CLEO collaborations.  If you use all or part
00006 //      of it, please give an appropriate acknowledgement.
00007 //
00008 // Copyright Information: See EvtGen/COPYRIGHT
00009 //      Copyright (C) 1998      Caltech, UCSB
00010 //
00011 // Module: EvtGen/EvtISGW2FF.hh
00012 //
00013 // Description:Form factor routines specific to EvtISGW2
00014 //
00015 // Modification history:
00016 //
00017 //    DJL/RYD     August 11, 1998         Module created
00018 //
00019 //------------------------------------------------------------------------
00020 
00021 #ifndef EVTISGW2FF_HH
00022 #define EVTISGW2FF_HH
00023 
00024 #include "EvtGenBase/EvtSemiLeptonicFF.hh"
00025 
00026 class EvtId;
00027 
00028 class EvtISGW2FF : public EvtSemiLeptonicFF {
00029 
00030 public:
00031 
00032   void getscalarff( EvtId parent, EvtId daught,
00033                        double t, double mass, double *fpf,
00034                        double *f0f );
00035   void getvectorff( EvtId parent, EvtId daught,
00036                        double t, double mass, double *a1f,
00037                        double *a2f, double *vf, double *a0f );
00038   void gettensorff( EvtId parent, EvtId daught,
00039                        double t, double mass, double *hf,
00040                        double *kf, double *bpf, double *bmf );
00041 
00042   void getbaryonff(EvtId, EvtId, double, double, double*, 
00043                    double*, double*, double*);
00044 
00045 
00046 private:
00047 
00048     // getscalarff, getvectorff, and gettensorff call the
00049     // correct isgw2 form factor routine which computes 
00050     // form factors according to the ISGW2 paper.
00051 
00052 
00053   void EvtISGW2FF3S1( EvtId parent, EvtId daught, 
00054                        double t, double mass, double *ff, double *gf,
00055                        double *apf, double *amf);
00056   void EvtISGW2FF23S1( EvtId parent, EvtId daught,
00057                         double t, double mass,double *fpf, double *gpf,
00058                         double *app, double *apm);
00059   void EvtISGW2FF3P1( EvtId parent, EvtId daught, 
00060                        double t, double mass,double *lf, double *qf,
00061                        double *cpf, double *cmf);
00062   void EvtISGW2FF3P0( EvtId parent, EvtId daught, 
00063                        double t, double mass, double *upf, double *umf);
00064   void EvtISGW2FF1S0( EvtId parent, EvtId daught, 
00065                        double t, double mass,double *fpf, double *fmf);
00066   void EvtISGW2FF21S0( EvtId parent, EvtId daught,
00067                         double t, double mass, double *fppf, double *fpmf);
00068   void EvtISGW2FF3P2( EvtId parent, EvtId daught, 
00069                        double t, double mass, double *h, double *k,
00070                        double *bp, double *bm);
00071   void EvtISGW2FF1P1( EvtId parent, EvtId daught, 
00072                        double t, double mass, double *rf, double *vf,
00073                        double *spf, double *smf);
00074 
00075   double EvtGetas( double mass );
00076   double EvtGetas( double mass,double mass1  );
00077   double EvtGetGammaji( double z );
00078 
00079 };
00080 
00081 #endif
00082 
00083