include/EvtGenBase/EvtScalarParticle.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       *
0008 * it under the terms of the GNU General Public License as published by *
0009 * the Free Software Foundation, either version 3 of the License, or    *
0010 * (at your option) any later version.                                  *
0011 *                                                                      *
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0014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
0015 * GNU General Public License for more details.                         *
0016 *                                                                      *
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0019 ***********************************************************************/
0020
0021 #ifndef EVTSCALARPARTICLE_HH
0022 #define EVTSCALARPARTICLE_HH
0023
0024 #include "EvtGenBase/EvtParticle.hh"
0025 class EvtId;
0026
0027 class EvtScalarParticle : public EvtParticle {
0028   public:
0029     EvtScalarParticle() {}
0030
0031     void init( EvtId part_n, double e, double px, double py, double pz );
0032     void init( EvtId part_n, const EvtVector4R& p ) override;
0033
0034     EvtSpinDensity rotateToHelicityBasis() const override;
0035     EvtSpinDensity rotateToHelicityBasis( double alpha, double beta,
0036                                           double gamma ) const override;
0037
0038   private:
0039     EvtScalarParticle( const EvtScalarParticle& scalar );
0040     EvtScalarParticle& operator=( const EvtScalarParticle& scalar );
0041 };
0042
0043 #endif