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EvtStringParticle.cpp
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EvtStringParticle.cpp
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/***********************************************************************
* Copyright 1998-2020 CERN for the benefit of the EvtGen authors *
* *
* This file is part of EvtGen. *
* *
* EvtGen is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* EvtGen is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with EvtGen. If not, see <https://www.gnu.org/licenses/>. *
***********************************************************************/
#include "EvtGenBase/EvtStringParticle.hh"
#include "EvtGenBase/EvtPatches.hh"
#include "EvtGenBase/EvtReport.hh"
#include "EvtGenBase/EvtVector4R.hh"
#include <iostream>
#include <math.h>
#include <stdlib.h>
void EvtStringParticle::init( EvtId id, const EvtVector4R& p4 )
{
_validP4 = true;
setp( p4 );
setpart_num( id );
}
void EvtStringParticle::initPartons( int npartons, EvtVector4R* p4partons,
EvtId* idpartons )
{
_p4partons.resize( npartons );
_idpartons.resize( npartons );
for ( int i = 0; i < npartons; i++ ) {
_p4partons[i] = p4partons[i];
_idpartons[i] = idpartons[i];
}
}
int EvtStringParticle::getNPartons()
{
return _p4partons.size();
}
EvtId EvtStringParticle::getIdParton( int i )
{
return _idpartons[i];
}
EvtVector4R EvtStringParticle::getP4Parton( int i )
{
return _p4partons[i];
}
EvtSpinDensity EvtStringParticle::rotateToHelicityBasis() const
{
EvtGenReport( EVTGEN_ERROR, "EvtGen" )
<< "rotateToHelicityBasis not implemented for strin particle.";
EvtGenReport( EVTGEN_ERROR, "EvtGen" ) << "Will terminate execution.";
::abort();
EvtSpinDensity rho;
return rho;
}
EvtSpinDensity EvtStringParticle::rotateToHelicityBasis( double, double,
double ) const
{
EvtGenReport( EVTGEN_ERROR, "EvtGen" )
<< "rotateToHelicityBasis(alpha,beta,gamma) not implemented for string particle.";
EvtGenReport( EVTGEN_ERROR, "EvtGen" ) << "Will terminate execution.";
::abort();
EvtSpinDensity rho;
return rho;
}

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