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// -*- C++ -*-
//
// MatcherBase.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 MatcherBase class.
//
#include "MatcherBase.h"
#include "DecayMode.h"
#include "ThePEG/Utilities/Rebinder.h"
#include "ThePEG/Repository/Repository.h"
#include "ThePEG/Persistency/PersistentOStream.h"
#include "ThePEG/Persistency/PersistentIStream.h"
#include "ThePEG/Utilities/EnumIO.h"
#include "ThePEG/Interface/ClassDocumentation.h"
using namespace ThePEG;
MatcherBase::MatcherBase()
: theMaxMass(ZERO), theMinMass(ZERO), commonMass(-1.0*GeV),
commonWidth(-1.0*GeV), commonCTau(-1.0*mm),
commonCharge(PDT::ChargeUndefined), commonSpin(PDT::SpinUndefined),
commonColour(PDT::ColourUndefined), commonStable(-1) {}
MatcherBase::MatcherBase(const MatcherBase & m)
: Interfaced(m), theMaxMass(m.theMaxMass), theMinMass(m.theMinMass),
commonMass(m.commonMass), commonWidth(m.commonWidth),
commonCTau(m.commonCTau), commonCharge(m.commonCharge),
commonSpin(m.commonSpin), commonColour(m.commonColour),
commonStable(m.commonStable), theAntiPartner(m.theAntiPartner) {}
MatcherBase::~MatcherBase() {}
void MatcherBase::doupdate() {
Interfaced::doupdate();
tPDSet oldParticles;
tPMSet oldMatchers;
Energy oldMass = commonMass;
Energy oldWidth = commonWidth;
Length oldCTau = commonCTau;
PDT::Spin oldSpin = commonSpin;
PDT::Charge oldCharge = commonCharge;
PDT::Colour oldColour = commonColour;
int oldStable = commonStable;
matchingParticles.swap(oldParticles);
matchingMatchers.swap(oldMatchers);
if ( generator() ) {
for ( ParticleMap::const_iterator it = generator()->particles().begin();
it != generator()->particles().end(); ++it ) addPIfMatch(it->second);
addMIfMatchFrom(generator()->matchers());
} else {
addPIfMatchFrom(Repository::allParticles());
addMIfMatchFrom(Repository::allMatchers());
}
if ( matchingParticles != oldParticles || matchingMatchers != oldMatchers ||
oldMass != commonMass || oldWidth != commonWidth || oldCTau != commonCTau ||
oldSpin != commonSpin || oldCharge != commonCharge ||
oldColour != commonColour || oldStable != commonStable ) touch();
}
void MatcherBase::clear() {
matchingParticles.clear();
matchingMatchers.clear();
theMaxMass = ZERO;
theMinMass = ZERO;
commonMass = -1.0*GeV;
commonWidth = -1.0*GeV;
commonCTau = -1.0*mm;
commonSpin = PDT::SpinUndefined;
commonCharge = PDT::ChargeUndefined;
commonColour = PDT::ColourUndefined;
commonStable = -1;
}
void MatcherBase::addMIfMatch(tPMPtr pm) {
if ( member(matchingMatchers, pm) ) return;
pm->update();
tPDSet::const_iterator i = pm->matchingParticles.begin();
while ( i != pm->matchingParticles.end() )
if ( !member(matchingParticles, *i++) ) return;
matchingMatchers.insert(pm);
}
void MatcherBase::addPIfMatch(tPDPtr pd) {
if ( !pd || !check(*pd) || member(matchingParticles, pd) ) return;
if ( matchingParticles.empty() ) {
commonMass = pd->mass();
theMinMass = pd->mass();
theMaxMass = pd->mass();
commonWidth = pd->width();
commonCTau = pd->cTau();
commonCharge = pd->iCharge();
commonSpin = pd->iSpin();
commonColour = pd->iColour();
commonStable = pd->stable();
} else {
if ( commonMass != pd->mass() ) commonMass = -1.0*GeV;
theMinMass = min(theMinMass, pd->mass());
theMaxMass = min(theMaxMass, pd->mass());
if ( commonWidth != pd->width() ) commonWidth = -1.0*GeV;
if ( commonCTau != pd->cTau() ) commonCTau = -1.0*mm;
if ( commonCharge != pd->iCharge() ) {
switch ( commonCharge ) {
case PDT::ChargeUndefined:
break;
case PDT::Positive:
if ( PDT::negative(pd->iCharge()) ) commonCharge = PDT::Charged;
else if ( !PDT::positive(pd->iCharge()) )
commonCharge = PDT::ChargeUndefined;
break;
case PDT::Negative:
if ( PDT::positive(pd->iCharge()) ) commonCharge = PDT::Charged;
else if ( !PDT::negative(pd->iCharge()) )
commonCharge = PDT::ChargeUndefined;
break;
case PDT::Charged:
if ( !PDT::charged(pd->iCharge()) )
commonCharge = PDT::ChargeUndefined;
break;
default:
if ( PDT::positive(commonCharge) ) {
if ( PDT::positive(pd->iCharge()) )
commonCharge = PDT::Positive;
else if ( PDT::negative(pd->iCharge()) )
commonCharge = PDT::Charged;
else commonCharge = PDT::ChargeUndefined;
}
else if ( PDT::negative(commonCharge) ) {
if ( PDT::negative(pd->iCharge()) )
commonCharge = PDT::Negative;
else if ( PDT::positive(pd->iCharge()) )
commonCharge = PDT::Charged;
else commonCharge = PDT::ChargeUndefined;
}
else commonCharge = PDT::ChargeUndefined;
}
}
if ( commonSpin != pd->iSpin() ) commonSpin = PDT::SpinUndefined;
if ( commonColour != pd->iColour() ) {
if ( PDT::coloured(commonColour) && PDT::coloured(pd->iColour()) )
commonColour = PDT::Coloured;
else
commonColour = PDT::ColourUndefined;
if ( commonStable != pd->stable() ) commonStable = -1;
}
}
matchingParticles.insert(pd);
}
struct ParticleOrdering {
bool operator()(tcPDPtr p1, tcPDPtr p2) {
return abs(p1->id()) > abs(p2->id()) ||
( abs(p1->id()) == abs(p2->id()) && p1->id() > p2->id() ) ||
( p1->id() == p2->id() && p1->fullName() > p2->fullName() );
}
};
struct MatcherOrdering {
bool operator()(tcPMPtr m1, tcPMPtr m2) {
return m1->name() < m2->name() ||
( m1->name() == m2->name() && m1->fullName() < m2->fullName() );
}
};
void MatcherBase::persistentOutput(PersistentOStream & os ) const {
multiset<tcPDPtr,ParticleOrdering>
parts(particles().begin(), particles().end());
multiset<tcPMPtr,MatcherOrdering>
match(matchers().begin(), matchers().end());
os << parts << match << ounit(theMaxMass, GeV) << ounit(theMinMass, GeV)
<< ounit(commonMass, GeV) << ounit(commonWidth, GeV)
<< ounit(commonCTau, mm) << oenum(commonCharge) << oenum(commonSpin)
<< oenum(commonColour) << commonStable << theAntiPartner;
}
void MatcherBase::persistentInput(PersistentIStream & is, int) {
is >> matchingParticles >> matchingMatchers >> iunit(theMaxMass, GeV)
>> iunit(theMinMass, GeV) >> iunit(commonMass, GeV)
>> iunit(commonWidth, GeV) >> iunit(commonCTau, mm) >> ienum(commonCharge)
>> ienum(commonSpin) >> ienum(commonColour) >> commonStable
>> theAntiPartner;
}
AbstractClassDescription<MatcherBase> MatcherBase::initMatcherBase;
void MatcherBase::Init() {
static ClassDocumentation<MatcherBase> documentation
("This is the base class for objects representing groups of particle "
"types.");
}
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