EvtbTosllFF.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) 2000      Caltech
//
// Module: 
// This is the base class for form factors in b->sll transitions.
//
// Description:
//
// Modification history:
//
//    RYD     January 5, 2000         Module created
//
//------------------------------------------------------------------------

#ifndef EVTBTOSLLFF_HH
#define EVTBTOSLLFF_HH

class EvtId;

class EvtbTosllFF{

 public:

  virtual void getScalarFF(EvtId parent, EvtId daught,double t, double mass, 
                           double& fp,double& f0,double& ft) {return;}
  virtual void getVectorFF(EvtId parent, EvtId daught,double t, double mass, 
                           double& a1,double& a2,double& a0, double& v,
                           double& t1, double& t2, double& t3 ) {return;}

};

#endif

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