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/EvtSVPHelAmp.hh
15 // Modification history:
17 // DJL/RYD August 11, 1998 Module created
19 //------------------------------------------------------------------------
21 #ifndef EVTSVPHELAMP_HH
22 #define EVTSVPHELAMP_HH
24 #include "EvtGenBase/EvtDecayAmp.hh"
28 //Class to handle decays of the form SCALAR ->VECTOR PHOTON
29 //where the helicity amplitudes must be specified. The
30 //first and third arguements are the magnetudes of the H+
31 //and H- helicity amplitudes respectively. The second and
32 //fourth arguements are the phases.
35 class EvtSVPHelAmp:public EvtDecayAmp {
40 virtual ~EvtSVPHelAmp();
42 std::string getName();
43 EvtDecayBase* clone();
47 void decay(EvtParticle *p);