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EvtSLBKPole.cpp
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EvtSLBKPole.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 "EvtGenModels/EvtSLBKPole.hh" //modified
#include "EvtGenBase/EvtGenKine.hh"
#include "EvtGenBase/EvtPDL.hh"
#include "EvtGenBase/EvtParticle.hh"
#include "EvtGenBase/EvtReport.hh"
#include "EvtGenBase/EvtSemiLeptonicScalarAmp.hh"
#include "EvtGenBase/EvtSemiLeptonicTensorAmp.hh"
#include "EvtGenBase/EvtSemiLeptonicVectorAmp.hh"
#include "EvtGenModels/EvtSLBKPoleFF.hh" //modified
#include <stdlib.h>
#include <string>
std::string EvtSLBKPole::getName()
{
return "SLBKPOLE"; //modified
}
EvtDecayBase* EvtSLBKPole::clone()
{ //modified
return new EvtSLBKPole;
}
void EvtSLBKPole::decay( EvtParticle* p )
{ //modified
p->initializePhaseSpace( getNDaug(), getDaugs() );
calcamp->CalcAmp( p, _amp2, SLBKPoleffmodel.get() ); //modified
return;
}
void EvtSLBKPole::initProbMax()
{
EvtId parnum, mesnum, lnum, nunum;
parnum = getParentId();
mesnum = getDaug( 0 );
lnum = getDaug( 1 );
nunum = getDaug( 2 );
double mymaxprob = calcamp->CalcMaxProb( parnum, mesnum, lnum, nunum,
SLBKPoleffmodel.get() ); //modified
setProbMax( mymaxprob );
}
void EvtSLBKPole::init()
{ //modified
checkNDaug( 3 );
//We expect the parent to be a scalar
//and the daughters to be X lepton neutrino
checkSpinParent( EvtSpinType::SCALAR );
checkSpinDaughter( 1, EvtSpinType::DIRAC );
checkSpinDaughter( 2, EvtSpinType::NEUTRINO );
EvtSpinType::spintype mesontype = EvtPDL::getSpinType( getDaug( 0 ) );
SLBKPoleffmodel = std::make_unique<EvtSLBKPoleFF>( getNArg(),
getArgs() ); //modified
switch ( mesontype ) {
case EvtSpinType::SCALAR:
calcamp = std::make_unique<EvtSemiLeptonicScalarAmp>();
break;
case EvtSpinType::VECTOR:
calcamp = std::make_unique<EvtSemiLeptonicVectorAmp>();
break;
case EvtSpinType::TENSOR:
calcamp = std::make_unique<EvtSemiLeptonicTensorAmp>();
break;
default:;
}
}

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