#include <GeneratorInterface/LHE2HepMCConverter/src/LHE2HepMCConverter.cc>

Inheritance diagram for LHE2HepMCConverter:

Public Member Functions
	LHE2HepMCConverter (const edm::ParameterSet &)

	~LHE2HepMCConverter ()

Public Member Functions inherited from edm::EDProducer
	EDProducer ()

ModuleDescription const &	moduleDescription () const

virtual	~EDProducer ()

Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

	ProducerBase ()

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

virtual	~ProducerBase ()

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

	EDConsumerBase ()

ProductHolderIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

std::vector < ProductHolderIndexAndSkipBit > const &	itemsToGetFromEvent () const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesDependentUpon (std::string const &iProcessName, std::string const &iModuleLabel, bool iPrint, std::vector< char const * > &oModuleLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)

virtual	~EDConsumerBase ()

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)

Static Public Member Functions inherited from edm::EDProducer
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Private Member Functions
virtual void	beginRun (edm::Run const &, edm::EventSetup const &) override

virtual void	produce (edm::Event &, const edm::EventSetup &) override

Private Attributes
edm::InputTag	_lheEventSrcTag

const LHERunInfoProduct *	_lheRunSrc

edm::InputTag	_lheRunSrcTag

Additional Inherited Members
Public Types inherited from edm::EDProducer
typedef EDProducer	ModuleType

Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

Description: [one line class summary]

Implementation: [Notes on implementation]

Definition at line 45 of file LHE2HepMCConverter.cc.

Constructor & Destructor Documentation

LHE2HepMCConverter::LHE2HepMCConverter ( const edm::ParameterSet & iConfig )

explicit

Definition at line 82 of file LHE2HepMCConverter.cc.

References _lheEventSrcTag, _lheRunSrcTag, and edm::ParameterSet::getParameter().

                                                                     :
 _lheRunSrc(0)
 {
    //register your products
    produces<edm::HepMCProduct>("unsmeared");
 
    _lheEventSrcTag = iConfig.getParameter<edm::InputTag>("LHEEventProduct");
    _lheRunSrcTag   = iConfig.getParameter<edm::InputTag>("LHERunInfoProduct");
 
 }

LHE2HepMCConverter::~LHE2HepMCConverter ( )

Definition at line 94 of file LHE2HepMCConverter.cc.

 {
  
    // do anything here that needs to be done at desctruction time
    // (e.g. close files, deallocate resources etc.)
 
 }

Member Function Documentation

void LHE2HepMCConverter::beginRun	(	edm::Run const &	iRun,
		edm::EventSetup const &
	)

overrideprivatevirtual

Reimplemented from edm::EDProducer.

Definition at line 150 of file LHE2HepMCConverter.cc.

References _lheRunSrc, _lheRunSrcTag, edm::Run::getByLabel(), edm::HandleBase::isValid(), edm::InputTag::label(), and edm::Handle< T >::product().

 {
   
   edm::Handle<LHERunInfoProduct> lheRunSrcHandle;
   iRun.getByLabel(_lheRunSrcTag, lheRunSrcHandle);
   if (lheRunSrcHandle.isValid()) {
     _lheRunSrc = lheRunSrcHandle.product();
   }
   else {
     if (_lheRunSrcTag.label() != "source" ) {
       iRun.getByLabel("source", lheRunSrcHandle);
       if (lheRunSrcHandle.isValid()) {
         _lheRunSrc = lheRunSrcHandle.product();
         edm::LogInfo("LHE2HepMCConverter") << "Taking LHERunInfoproduct from source";
       }
       else
         edm::LogWarning("LHE2HepMCConverter") << "No LHERunInfoProduct from source"; 
     }
 
   }
 
 }

void LHE2HepMCConverter::fillDescriptions ( edm::ConfigurationDescriptions & descriptions )

static

Definition at line 175 of file LHE2HepMCConverter.cc.

References edm::ConfigurationDescriptions::addDefault(), and edm::ParameterSetDescription::setUnknown().

                                                                                {
   //The following says we do not know what parameters are allowed so do no validation
   // Please change this to state exactly what you do use, even if it is no parameters
   edm::ParameterSetDescription desc;
   desc.setUnknown();
   descriptions.addDefault(desc);
 }

void LHE2HepMCConverter::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overrideprivatevirtual

Implements edm::EDProducer.

Definition at line 109 of file LHE2HepMCConverter.cc.

References _lheEventSrcTag, _lheRunSrc, lhef::HEPRUP::EBMUP, GenParticle::GenParticle, edm::Event::getByLabel(), LHERunInfoProduct::heprup(), i, lhef::HEPRUP::IDBMUP, AlCaHLTBitMon_ParallelJobs::p, edm::Event::put(), and findQualityFiles::v.

 {
    using namespace edm;
    Handle<LHEEventProduct> lheEventSrc;
    iEvent.getByLabel(_lheEventSrcTag, lheEventSrc);
 
    HepMC::GenEvent *evt = new HepMC::GenEvent();
    HepMC::GenVertex* v = new HepMC::GenVertex();
    evt->add_vertex(v);
    if (_lheRunSrc){
      HepMC::FourVector beam1(0, 0, _lheRunSrc->heprup().EBMUP.first, _lheRunSrc->heprup().EBMUP.first);
      HepMC::GenParticle* gp1 = new HepMC::GenParticle(beam1, _lheRunSrc->heprup().IDBMUP.first, 4);
      v->add_particle_in(gp1);
      HepMC::FourVector beam2(0, 0, _lheRunSrc->heprup().EBMUP.second, _lheRunSrc->heprup().EBMUP.second);
      HepMC::GenParticle* gp2 = new HepMC::GenParticle(beam2, _lheRunSrc->heprup().IDBMUP.second, 4);
      v->add_particle_in(gp2);
      evt->set_beam_particles(gp1, gp2);
    } else {
      LogWarning("LHE2HepMCConverter") << "Could not retrieve the LHERunInfoProduct for this event. You'll miss the beam particles in your HepMC product." ; 
    }
 
 
    for (int i = 0; i < lheEventSrc->hepeup().NUP; ++i) {
       if (lheEventSrc->hepeup().ISTUP[i] != 1) {
        //cout << reader->hepeup.ISTUP[i] << ", " << reader->hepeup.IDUP[i] << endl;
        continue;
       }
       HepMC::FourVector p(lheEventSrc->hepeup().PUP[i][0], lheEventSrc->hepeup().PUP[i][1],
                           lheEventSrc->hepeup().PUP[i][2], lheEventSrc->hepeup().PUP[i][3]);
       HepMC::GenParticle* gp = new HepMC::GenParticle(p, lheEventSrc->hepeup().IDUP[i], 1);
       gp->set_generated_mass(lheEventSrc->hepeup().PUP[i][4]);
       v->add_particle_out(gp);
    } 
 
    std::auto_ptr<HepMCProduct> pOut(new HepMCProduct(evt));
    iEvent.put(pOut, "unsmeared");
 
 }

Member Data Documentation

edm::InputTag LHE2HepMCConverter::_lheEventSrcTag

private

Definition at line 62 of file LHE2HepMCConverter.cc.

Referenced by LHE2HepMCConverter(), and produce().

const LHERunInfoProduct* LHE2HepMCConverter::_lheRunSrc

private

Definition at line 64 of file LHE2HepMCConverter.cc.

Referenced by beginRun(), and produce().

edm::InputTag LHE2HepMCConverter::_lheRunSrcTag

private

Definition at line 63 of file LHE2HepMCConverter.cc.

Referenced by beginRun(), and LHE2HepMCConverter().

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation