include/EvtGenBase/EvtMHelAmp.hh

0001
0002 /***********************************************************************
0003 * Copyright 1998-2020 CERN for the benefit of the EvtGen authors       *
0004 *                                                                      *
0005 * This file is part of EvtGen.                                         *
0006 *                                                                      *
0007 * EvtGen is free software: you can redistribute it and/or modify       *
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0014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
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0019 ***********************************************************************/
0020
0021 #ifndef __EVTMHELAMP_HH__
0022 #define __EVTMHELAMP_HH__
0023
0024 #include "EvtGenBase/EvtMRes.hh"
0025
0026 class EvtMHelAmp : public EvtMRes {
0027   public:
0028     EvtMHelAmp( const EvtId& id, EvtMLineShape*, const vector<EvtMNode*>&,
0029                 const vector<EvtComplex>& );
0030     ~EvtMHelAmp(){};
0031
0032     EvtSpinAmp amplitude( const vector<EvtVector4R>& product ) const override;
0033
0034     EvtMNode* duplicate() const override;
0035
0036   private:
0037     vector<EvtComplex> _elem;
0038 };
0039
0040 #endif