#include <DPGAnalysis/SiStripTools/src/EventWithHistoryProducerFromL1ABC.cc>

Inheritance diagram for EventWithHistoryProducerFromL1ABC:

Public Member Functions
	EventWithHistoryProducerFromL1ABC (const edm::ParameterSet &)
	~EventWithHistoryProducerFromL1ABC ()
Private Member Functions
virtual void	beginJob ()
virtual void	beginRun (edm::Run &, const edm::EventSetup &)
virtual void	endJob ()
virtual void	endRun (edm::Run &, const edm::EventSetup &)
virtual void	produce (edm::Event &, const edm::EventSetup &)
Private Attributes
unsigned int	_curroffevent
long long	_curroffset
edm::InputTag	_l1abccollection
std::map< unsigned int, long long >	_offsets

Detailed Description

Description: <one line="" class="" summary>="">

Implementation: <Notes on="" implementation>="">

Definition at line 43 of file EventWithHistoryProducerFromL1ABC.cc.

Constructor & Destructor Documentation

EventWithHistoryProducerFromL1ABC::EventWithHistoryProducerFromL1ABC ( const edm::ParameterSet & iConfig ) [explicit]

Definition at line 75 of file EventWithHistoryProducerFromL1ABC.cc.

                                                                                                  :
  _l1abccollection(iConfig.getParameter<edm::InputTag>("l1ABCCollection")),
  _offsets(), _curroffset(0), _curroffevent(0)
{
  produces<EventWithHistory>();
   
   //now do what ever other initialization is needed
  
}

EventWithHistoryProducerFromL1ABC::~EventWithHistoryProducerFromL1ABC ( )

Definition at line 86 of file EventWithHistoryProducerFromL1ABC.cc.

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

}

Member Function Documentation

void EventWithHistoryProducerFromL1ABC::beginJob ( void ) [private, virtual]

Reimplemented from edm::EDProducer.

Definition at line 164 of file EventWithHistoryProducerFromL1ABC.cc.

{
}

void EventWithHistoryProducerFromL1ABC::beginRun	(	edm::Run &	,
		const edm::EventSetup &
	)		`[private, virtual]`

Reimplemented from edm::EDProducer.

Definition at line 169 of file EventWithHistoryProducerFromL1ABC.cc.

References _offsets.

{
  // reset offset vector

  _offsets.clear();
  edm::LogInfo("AbsoluteBXOffsetReset") << "Absolute BX offset map reset";

}

void EventWithHistoryProducerFromL1ABC::endJob ( void ) [private, virtual]

Reimplemented from edm::EDProducer.

Definition at line 192 of file EventWithHistoryProducerFromL1ABC.cc.

{
}

void EventWithHistoryProducerFromL1ABC::endRun	(	edm::Run &	,
		const edm::EventSetup &
	)		`[private, virtual]`

Reimplemented from edm::EDProducer.

Definition at line 179 of file EventWithHistoryProducerFromL1ABC.cc.

References _offsets, and evf::evtn::offset().

{
  // summary of absolute bx offset vector

  edm::LogInfo("AbsoluteBXOffsetSummary") << "Absolute BX offset summary:";
  for(std::map<unsigned int, long long>::const_iterator offset=_offsets.begin();offset!=_offsets.end();++offset) {
    edm::LogVerbatim("AbsoluteBXOffsetSummary") << offset->first << " " << offset->second;
  }

}

void EventWithHistoryProducerFromL1ABC::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)		`[private, virtual]`

Implements edm::EDProducer.

Definition at line 101 of file EventWithHistoryProducerFromL1ABC.cc.

References _curroffevent, _curroffset, _l1abccollection, _offsets, edm::EventBase::bunchCrossing(), edm::EventID::event(), edm::Event::getByLabel(), edm::EventBase::id(), edm::EventBase::orbitNumber(), edm::Event::put(), and edm::Event::run().

{
   using namespace edm;

   if(iEvent.run() < 110878 ) {

     std::auto_ptr<EventWithHistory> pOut(new EventWithHistory(iEvent));
     iEvent.put(pOut);

   }
   else {

     Handle<L1AcceptBunchCrossingCollection > pIn;
     iEvent.getByLabel(_l1abccollection,pIn);
     
     // offset computation
     
     long long orbitoffset = 0;
     int bxoffset = 0;
     for(L1AcceptBunchCrossingCollection::const_iterator l1abc=pIn->begin();l1abc!=pIn->end();++l1abc) {
       if(l1abc->l1AcceptOffset()==0) {
         orbitoffset = (long long)l1abc->orbitNumber() - (long long)iEvent.orbitNumber();
         bxoffset = l1abc->bunchCrossing() - iEvent.bunchCrossing();
       }
     }
     
     
     std::auto_ptr<EventWithHistory> pOut(new EventWithHistory(iEvent,*pIn,orbitoffset,bxoffset));
     iEvent.put(pOut);
     
     // monitor offset
     
     long long absbxoffset = orbitoffset*3564 + bxoffset;
     
     if(_offsets.size()==0) {
       _curroffset = absbxoffset;
       _curroffevent = iEvent.id().event();
       _offsets[iEvent.id().event()] = absbxoffset;
     }
     else {
       if(_curroffset != absbxoffset || iEvent.id().event() < _curroffevent ) {

         if( _curroffset != absbxoffset) {
           edm::LogInfo("AbsoluteBXOffsetChanged") << "Absolute BX offset changed from " 
                                                   << _curroffset << " to "
                                                   << absbxoffset << " at orbit "
                                                   << iEvent.orbitNumber() << " and BX "
                                                   << iEvent.bunchCrossing();
           for(L1AcceptBunchCrossingCollection::const_iterator l1abc=pIn->begin();l1abc!=pIn->end();++l1abc) {
             edm::LogVerbatim("AbsoluteBXOffsetChanged") << *l1abc;
           }
         }

         _curroffset = absbxoffset;
         _curroffevent = iEvent.id().event();
         _offsets[iEvent.id().event()] = absbxoffset;
       }
     }
   }
}