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ThePEG::LesHouchesInterface Class Reference

List of all members.

Public Member Functions
	LesHouchesInterface ()
virtual	~LesHouchesInterface ()
Static Public Member Functions
static void	Init ()
Protected Member Functions
virtual IBPtr	clone () const
virtual IBPtr	fullclone () const
Private Member Functions
virtual void	close ()
virtual bool	doReadEvent ()
virtual double	eventWeight ()
virtual double	getEvent ()
virtual void	open ()
virtual double	reweight ()
virtual long	scan ()
Private Attributes
bool	initialized
LHEProxy::ProxyID	proxyID
Static Private Attributes
static ClassDescription < LesHouchesInterface >	initLesHouchesInterface

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Detailed Description

Definition at line 28 of file ThePEGLesHouchesInterface.cc.

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Constructor & Destructor Documentation

LesHouchesInterface::LesHouchesInterface

(

)

Definition at line 74 of file ThePEGLesHouchesInterface.cc.

                                         :
        initialized(false)
{
}

LesHouchesInterface::~LesHouchesInterface

(

)

[virtual]

Definition at line 79 of file ThePEGLesHouchesInterface.cc.

{
}

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Member Function Documentation

virtual IBPtr ThePEG::LesHouchesInterface::clone

(

void

)

const [inline, protected, virtual]

Definition at line 36 of file ThePEGLesHouchesInterface.cc.

{ return new_ptr(*this); }

void LesHouchesInterface::close

(

void

)

[private, virtual]

Definition at line 110 of file ThePEGLesHouchesInterface.cc.

{
}

bool LesHouchesInterface::doReadEvent

(

)

[private, virtual]

Definition at line 146 of file ThePEGLesHouchesInterface.cc.

References lhef::HEPEUP::AQCDUP, lhef::HEPEUP::AQEDUP, edmNew::copy(), event(), find(), i, lhef::HEPEUP::ICOLUP, lhef::HEPEUP::IDPRUP, lhef::HEPEUP::IDUP, lhef::HEPEUP::ISTUP, lhef::HEPEUP::MOTHUP, lhef::HEPEUP::NUP, proxyID, lhef::HEPEUP::PUP, reset(), lhef::HEPEUP::SCALUP, lhef::HEPEUP::SPINUP, lhef::HEPEUP::VTIMUP, and lhef::HEPEUP::XWGTUP.

Referenced by getEvent().

{
        reset();

        boost::shared_ptr<LHEEvent> event =
                                LHEProxy::find(proxyID)->releaseEvent();
        if (!event)
                throw Stop();

        hepeup.XPDWUP.first = hepeup.XPDWUP.second = 0;

        const lhef::HEPEUP &orig = *event->getHEPEUP();

        hepeup.NUP      = orig.NUP;
        hepeup.IDPRUP   = orig.IDPRUP;
        hepeup.XWGTUP   = orig.XWGTUP;
        hepeup.SCALUP   = orig.SCALUP;
        hepeup.AQEDUP   = orig.AQEDUP;
        hepeup.AQCDUP   = orig.AQCDUP;
        hepeup.resize();

        std::copy(orig.IDUP.begin(), orig.IDUP.end(), hepeup.IDUP.begin());
        hepeup.ISTUP    = orig.ISTUP;
        hepeup.MOTHUP   = orig.MOTHUP;
        hepeup.ICOLUP   = orig.ICOLUP;
        hepeup.VTIMUP   = orig.VTIMUP;
        hepeup.SPINUP   = orig.SPINUP;

        for(int i = 0; i < hepeup.NUP; i++)
                std::copy(&orig.PUP[i].x[0], &orig.PUP[i].x[5],
                          hepeup.PUP[i].begin());

        fillEvent();

        return true;
}

double LesHouchesInterface::eventWeight

(

)

[private, virtual]

Definition at line 114 of file ThePEGLesHouchesInterface.cc.

{
        return 1.0;
}

virtual IBPtr ThePEG::LesHouchesInterface::fullclone

(

)

const [inline, protected, virtual]

Definition at line 37 of file ThePEGLesHouchesInterface.cc.

{ return new_ptr(*this); }

double LesHouchesInterface::getEvent

(

)

[private, virtual]

Definition at line 127 of file ThePEGLesHouchesInterface.cc.

References doReadEvent(), lat::endl(), Exception, initialized, and reset().

{
        reset();

        if (!doReadEvent())
                return 0.0;

        if (!initialized && !checkPartonBin())
                throw cms::Exception("ThePEGLesHouchesInterface")
                        << "Found event which cannot be handled by "
                        << "the assigned PartonExtractor." << std::endl;
        initialized = true;

        fillEvent();
        getSubProcess();

        return 1.0;
}

void LesHouchesInterface::Init

(

void

)

[static]

Definition at line 187 of file ThePEGLesHouchesInterface.cc.

References proxyID.

                               {
        typedef LHEProxy::ProxyID ProxyID;

        static ClassDocumentation<LesHouchesInterface> documentation
                ("ThePEG::LesHouchesInterface interfaces with LHEInterface");

        static Parameter<LesHouchesInterface, ProxyID> interfaceProxyID
                ("ProxyID", "The ProxyID.",
                 &LesHouchesInterface::proxyID, ProxyID(),
                 ProxyID(), ProxyID(), false, false, false);

        interfaceProxyID.rank(11);
}

void LesHouchesInterface::open

(

)

[private, virtual]

Definition at line 88 of file ThePEGLesHouchesInterface.cc.

References lhef::HEPRUP::EBMUP, find(), lhef::LHERunInfo::getHEPRUP(), lhef::HEPRUP::IDBMUP, lhef::HEPRUP::LPRUP, lhef::HEPRUP::NPRUP, lhef::HEPRUP::PDFGUP, lhef::HEPRUP::PDFSUP, proxyID, edm::runInfo, lhef::HEPRUP::XERRUP, lhef::HEPRUP::XMAXUP, and lhef::HEPRUP::XSECUP.

{
        const LHERunInfo *runInfo = LHEProxy::find(proxyID)->getRunInfo().get();
        const lhef::HEPRUP &orig = *runInfo->getHEPRUP();

        heprup.IDBMUP   = orig.IDBMUP;
        heprup.EBMUP    = orig.EBMUP;
        heprup.PDFGUP   = orig.PDFGUP;
        heprup.PDFSUP   = orig.PDFSUP;
        heprup.NPRUP    = orig.NPRUP;
        heprup.LPRUP    = orig.LPRUP;
        heprup.XSECUP   = orig.XSECUP;
        heprup.XERRUP   = orig.XERRUP;
        heprup.XMAXUP   = orig.XMAXUP;

        // We are cheating here, ThePEG does not need to know the real
        // weighting method, as it complains about anything but 3 anyway.
        // We just need to trick ThePEG into just processing each event
        // passed without doing anything fancy with it (and shut up).
        heprup.IDWTUP = 1;
}

double LesHouchesInterface::reweight

(

)

[private, virtual]

Definition at line 120 of file ThePEGLesHouchesInterface.cc.

{
        preweight = 1.0;
        return 1.0;
}

long LesHouchesInterface::scan

(

)

[private, virtual]

Definition at line 83 of file ThePEGLesHouchesInterface.cc.

{
        return 1000000000;
}

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Member Data Documentation

bool ThePEG::LesHouchesInterface::initialized [private]

Definition at line 50 of file ThePEGLesHouchesInterface.cc.

Referenced by getEvent().

ClassDescription< LesHouchesInterface > LesHouchesInterface::initLesHouchesInterface [static, private]

Definition at line 52 of file ThePEGLesHouchesInterface.cc.

LHEProxy::ProxyID ThePEG::LesHouchesInterface::proxyID [private]

Definition at line 49 of file ThePEGLesHouchesInterface.cc.

Referenced by doReadEvent(), Init(), and open().

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The documentation for this class was generated from the following file:

• GeneratorInterface/ThePEGInterface/plugins/ThePEGLesHouchesInterface.cc

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