#include <HLTSinglet.h>

Inheritance diagram for HLTSinglet< T, Tid >:

Public Member Functions
virtual bool	filter (edm::Event &, const edm::EventSetup &)
	HLTSinglet (const edm::ParameterSet &)
	~HLTSinglet ()
Private Attributes
edm::InputTag	inputTag_
double	max_Eta_
int	min_N_
double	min_Pt_
bool	saveTag_

Detailed Description

template<typename T, int Tid>
class HLTSinglet< T, Tid >

This class is an HLTFilter (-> EDFilter) implementing a basic HLT trigger for single objects of the same physics type, cutting on variables relating to their 4-momentum representation

Date:: 2008/05/05 15:48:33

Revision:: 1.3

Author:: Martin Grunewald

See header file for documentation

Date:: 2010/10/15 22:44:31

Revision:: 1.7

Author:: Martin Grunewald

Definition at line 26 of file HLTSinglet.h.

Constructor & Destructor Documentation

template<typename T , int Tid>

HLTSinglet< T, Tid >::HLTSinglet ( const edm::ParameterSet & iConfig ) [explicit]

Definition at line 26 of file HLTSinglet.cc.

References edm::InputTag::encode(), HLTSinglet< T, Tid >::inputTag_, LogDebug, HLTSinglet< T, Tid >::max_Eta_, HLTSinglet< T, Tid >::min_N_, and HLTSinglet< T, Tid >::min_Pt_.

                                                            :
  inputTag_ (iConfig.template getParameter<edm::InputTag>("inputTag")),
  saveTag_  (iConfig.template getUntrackedParameter<bool>("saveTag",false)),
  min_Pt_   (iConfig.template getParameter<double>       ("MinPt"   )),
  max_Eta_  (iConfig.template getParameter<double>       ("MaxEta"  )),
  min_N_    (iConfig.template getParameter<int>          ("MinN"    ))
{
   LogDebug("") << "Input/ptcut/etacut/ncut : "
                << inputTag_.encode() << " "
                << min_Pt_ << " " << max_Eta_ << " " << min_N_ ;

   //register your products
   produces<trigger::TriggerFilterObjectWithRefs>();
}

template<typename T , int Tid>

HLTSinglet< T, Tid >::~HLTSinglet ( )

Definition at line 42 of file HLTSinglet.cc.

{
}

Member Function Documentation

template<typename T , int Tid>

bool HLTSinglet< T, Tid >::filter	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)		`[virtual]`

Implements HLTFilter.

Definition at line 53 of file HLTSinglet.cc.

References abs, accept(), edm::Event::getByLabel(), i, module(), n, path(), edm::Event::put(), and dt_dqm_sourceclient_common_cff::reco.

{
   using namespace std;
   using namespace edm;
   using namespace reco;
   using namespace trigger;

   typedef vector<T> TCollection;
   typedef Ref<TCollection> TRef;

   // All HLT filters must create and fill an HLT filter object,
   // recording any reconstructed physics objects satisfying (or not)
   // this HLT filter, and place it in the Event.

   // The filter object
   auto_ptr<TriggerFilterObjectWithRefs>
     filterobject (new TriggerFilterObjectWithRefs(path(),module()));
   if (saveTag_) filterobject->addCollectionTag(inputTag_);
   // Ref to Candidate object to be recorded in filter object
   TRef ref;


   // get hold of collection of objects
   Handle<TCollection> objects;
   iEvent.getByLabel (inputTag_,objects);

   // look at all objects, check cuts and add to filter object
   int n(0);
   typename TCollection::const_iterator i ( objects->begin() );
   for (; i!=objects->end(); i++) {
     if ( (i->pt() >= min_Pt_) && 
          ( (max_Eta_ < 0.0) || (std::abs(i->eta()) <= max_Eta_) ) ) {
       n++;
       ref=TRef(objects,distance(objects->begin(),i));
       filterobject->addObject(Tid,ref);
     }
   }

   // filter decision
   bool accept(n>=min_N_);

   // put filter object into the Event
   iEvent.put(filterobject);

   return accept;
}