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// -*- C++ -*-
//
// BeamParticleData.cc is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2011 Leif Lonnblad
//
// ThePEG is licenced under version 2 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
//
// This is the implementation of the non-inlined, non-templated member
// functions of the BeamParticleData class.
//
#include "BeamParticleData.h"
#include "ThePEG/Persistency/PersistentOStream.h"
#include "ThePEG/Persistency/PersistentIStream.h"
#include "ThePEG/Interface/Reference.h"
#include "ThePEG/Interface/ClassDocumentation.h"
using namespace ThePEG;
BeamParticleData::BeamParticleData(long newId, string newPDGName)
: ParticleData(newId, newPDGName) {}
PDPtr BeamParticleData::
Create(long newId, string newPDGName) {
return new_ptr(BeamParticleData(newId, newPDGName));
}
PDPair BeamParticleData::
Create(long newId, string newPDGName, string newAntiPDGName) {
PDPair pap;
pap.first = new_ptr(BeamParticleData(newId, newPDGName));
pap.second = new_ptr(BeamParticleData(-newId, newAntiPDGName));
antiSetup(pap);
return pap;
}
PDPtr BeamParticleData::pdclone() const {
return new_ptr(*this);
}
void BeamParticleData::persistentOutput(PersistentOStream & os) const {
os << thePDF;
}
void BeamParticleData::persistentInput(PersistentIStream & is, int) {
is >> thePDF;
}
ClassDescription<BeamParticleData> BeamParticleData::initBeamParticleData;
void BeamParticleData::setPDF(PDFPtr pdf) {
if ( pdf && !pdf->canHandle(tcPDPtr(dynamic_cast<const ParticleData *>(this))) )
throw BeamParticleWrongPDF(name(), pdf? pdf->name(): string("<NULL>"));
thePDF = pdf;
}
void BeamParticleData::Init() {
static ClassDocumentation<BeamParticleData> documentation
("There is no documentation for the ThePEG::BeamParticleData class");
static Reference<BeamParticleData,PDFBase> interfacePDF
("PDF",
"The parton densities for this beam particle.",
&BeamParticleData::thePDF, false, false, true, true,
&BeamParticleData::setPDF, 0, 0);
interfacePDF.rank(15);
}
BeamParticleWrongPDF::BeamParticleWrongPDF(string p, string pdf) {
theMessage << "The parton density object '" << pdf << "' cannot be used to "
<< "handle densities of particle '" << p << "'. (Possibly due to "
<< "the remnant handler assigned to the parton density.)";
severity(warning);
}
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