GenFilterEfficiencyProducer.h

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#ifndef GENFILTEREFFICIENCYPRODUCER_H
#define GENFILTEREFFICIENCYPRODUCER_H

// F. Cossutti
// $Date: 2010/11/25 08:20:33 $
// $Revision://

// producer of a summary information product on filter efficiency for a user specified path
// meant for the generator filter efficiency calculation

// system include files
#include <memory>
#include <string>

// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/EDProducer.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/LuminosityBlock.h"
#include "FWCore/Utilities/interface/BranchType.h"

#include "FWCore/ServiceRegistry/interface/Service.h"
#include "FWCore/Framework/interface/TriggerNamesService.h"

#include "DataFormats/Common/interface/TriggerResults.h"

#include "SimDataFormats/GeneratorProducts/interface/GenFilterInfo.h"
#include "SimDataFormats/GeneratorProducts/interface/GenEventInfoProduct.h"

//
// class declaration
//

class GenFilterEfficiencyProducer : public edm::EDProducer {
public:
  explicit GenFilterEfficiencyProducer(const edm::ParameterSet&);
  ~GenFilterEfficiencyProducer();
  
  
private:
  virtual void produce(edm::Event&, const edm::EventSetup&);

  virtual void beginLuminosityBlock(edm::LuminosityBlock &, const edm::EventSetup &);
  virtual void endLuminosityBlock(edm::LuminosityBlock &, const edm::EventSetup &);

  // ----------member data ---------------------------
  
  std::string filterPath;

  edm::service::TriggerNamesService* tns_;

  std::string thisProcess;
  unsigned int pathIndex;

  unsigned int numEventsPassPos_;
  unsigned int numEventsPassNeg_;
  unsigned int numEventsTotalPos_;
  unsigned int numEventsTotalNeg_;
  double sumpass_w_;
  double sumpass_w2_;
  double sumtotal_w_;
  double sumtotal_w2_;

};

#endif