1 //--------------------------------------------------------------------------
4 // This software is part of the EvtGen package developed jointly
5 // for the BaBar and CLEO collaborations. If you use all or part
6 // of it, please give an appropriate acknowledgement.
8 // Copyright Information: See EvtGen/COPYRIGHT
9 // Copyright (C) 1998 Caltech, UCSB
11 // Module: EvtGen/EvtSemiLeptonicFF.hh
12 // This is the base class for semileptonic form factor calculations.
16 // Modification history:
18 // DJL/RYD September 30, 1997 Module created
20 //------------------------------------------------------------------------
22 #ifndef EVTSEMILEPTONICFF_HH
23 #define EVTSEMILEPTONICFF_HH
25 #include "EvtGenBase/EvtId.hh"
27 class EvtSemiLeptonicFF{
31 virtual void getscalarff( EvtId parent, EvtId daught,
32 double t, double mass, double *fpf,
34 virtual void getvectorff( EvtId parent, EvtId daught,
35 double t, double mass, double *a1f,
36 double *a2f, double *vf, double *a0f ) = 0;
37 virtual void gettensorff( EvtId parent, EvtId daught,
38 double t, double mass, double *a1f,
39 double *a2f, double *vf, double *a0f ) = 0;
41 virtual void getbaryonff(EvtId parent, EvtId daught,