EvtSemiLeptonicFF.hh

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//--------------------------------------------------------------------------
//
// Environment:
//      This software is part of the EvtGen package developed jointly
//      for the BaBar and CLEO collaborations.  If you use all or part
//      of it, please give an appropriate acknowledgement.
//
// Copyright Information: See EvtGen/COPYRIGHT
//      Copyright (C) 1998      Caltech, UCSB
//
// Module: EvtGen/EvtSemiLeptonicFF.hh
// This is the base class for semileptonic form factor calculations.
//
// Description:
//
// Modification history:
//
//    DJL/RYD     September 30, 1997         Module created
//
//------------------------------------------------------------------------
 
#ifndef EVTSEMILEPTONICFF_HH
#define EVTSEMILEPTONICFF_HH
 
#include "EvtId.hh"
 
class EvtSemiLeptonicFF {
 
public:
  virtual void getscalarff( EvtId parent, EvtId daught, double t, double mass, double* fpf,
                            double* fmf ) {
    return;
  }
  virtual void getvectorff( EvtId parent, EvtId daught, double t, double mass, double* a1f,
                            double* a2f, double* vf, double* a0f ) {
    return;
  }
  virtual void gettensorff( EvtId parent, EvtId daught, double t, double mass, double* a1f,
                            double* a2f, double* vf, double* a0f ) {
    return;
  }
 
  virtual void getbaryonff( EvtId parent, EvtId daught, double t, double m_meson, double* f1v,
                            double* f1a, double* f2v, double* f2a ) {
    return;
  }
};
 
#endif