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/EvtISGW2FF.hh
13 // Description:Form factor routines specific to EvtISGW2
15 // Modification history:
17 // DJL/RYD August 11, 1998 Module created
19 //------------------------------------------------------------------------
24 #include "EvtGenBase/EvtSemiLeptonicFF.hh"
28 class EvtISGW2FF : public EvtSemiLeptonicFF {
32 void getscalarff( EvtId parent, EvtId daught,
33 double t, double mass, double *fpf,
35 void getvectorff( EvtId parent, EvtId daught,
36 double t, double mass, double *a1f,
37 double *a2f, double *vf, double *a0f );
38 void gettensorff( EvtId parent, EvtId daught,
39 double t, double mass, double *hf,
40 double *kf, double *bpf, double *bmf );
42 void getbaryonff(EvtId, EvtId, double, double, double*,
43 double*, double*, double*);
48 // getscalarff, getvectorff, and gettensorff call the
49 // correct isgw2 form factor routine which computes
50 // form factors according to the ISGW2 paper.
53 void EvtISGW2FF3S1( EvtId parent, EvtId daught,
54 double t, double mass, double *ff, double *gf,
55 double *apf, double *amf);
56 void EvtISGW2FF23S1( EvtId parent, EvtId daught,
57 double t, double mass,double *fpf, double *gpf,
58 double *app, double *apm);
59 void EvtISGW2FF3P1( EvtId parent, EvtId daught,
60 double t, double mass,double *lf, double *qf,
61 double *cpf, double *cmf);
62 void EvtISGW2FF3P0( EvtId parent, EvtId daught,
63 double t, double mass, double *upf, double *umf);
64 void EvtISGW2FF1S0( EvtId parent, EvtId daught,
65 double t, double mass,double *fpf, double *fmf);
66 void EvtISGW2FF21S0( EvtId parent, EvtId daught,
67 double t, double mass, double *fppf, double *fpmf);
68 void EvtISGW2FF3P2( EvtId parent, EvtId daught,
69 double t, double mass, double *h, double *k,
70 double *bp, double *bm);
71 void EvtISGW2FF1P1( EvtId parent, EvtId daught,
72 double t, double mass, double *rf, double *vf,
73 double *spf, double *smf);
75 double EvtGetas( double mass );
76 double EvtGetas( double mass,double mass1 );
77 double EvtGetGammaji( double z );