TMTFilter.cc

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// -*- C++ -*-
//
// Package:    TMTFilter
// Class:      TMTFilter
// 
//
// Original Author:  Jim Brooke
//         Created:  
//
//


// system include files
#include <memory>

// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"

#include "FWCore/Framework/interface/EDFilter.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/InputTag.h"

#include <string>
#include <vector>
#include <iostream>


#include "DataFormats/FEDRawData/interface/FEDHeader.h"
#include "DataFormats/FEDRawData/interface/FEDNumbering.h"
#include "DataFormats/FEDRawData/interface/FEDRawDataCollection.h"
#include "DataFormats/FEDRawData/interface/FEDTrailer.h"


//
// class declaration
//

class TMTFilter : public edm::EDFilter {
public:
  explicit TMTFilter(const edm::ParameterSet&);
  ~TMTFilter() override;
  
private:
  void beginJob() override ;
  bool filter(edm::Event&, const edm::EventSetup&) override;
  void endJob() override ;
  
  // ----------member data ---------------------------
  edm::EDGetTokenT<FEDRawDataCollection> fedData_;

  std::vector<int> mpList_; // list of MPs to select

};


//
// constructors and destructor
//
TMTFilter::TMTFilter(const edm::ParameterSet& iConfig) :
  mpList_( iConfig.getUntrackedParameter<std::vector<int> >("mpList") )
{
  //now do what ever initialization is needed

  fedData_ = consumes<FEDRawDataCollection>(iConfig.getParameter<edm::InputTag>("inputTag"));

}


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

}


//
// member functions
//

// ------------ method called on each new Event  ------------
bool
TMTFilter::filter(edm::Event& iEvent, const edm::EventSetup& iSetup)
{
  using namespace edm;
  
  edm::Handle<FEDRawDataCollection> feds;
  iEvent.getByToken(fedData_, feds);

  if (!feds.isValid()) {
    LogError("L1T") << "Cannot unpack: no FEDRawDataCollection found";
    return false;
  }

  const FEDRawData& l1tRcd = feds->FEDData(1024);

  const unsigned char *data = l1tRcd.data();
  FEDHeader header(data);

  bool mp = false;
  for (auto itr : mpList_) {
    mp |= ( ((header.bxID()-1)%9) == itr );
  }

  return mp;    

}

// ------------ method called once each job just before starting event loop  ------------
void 
TMTFilter::beginJob()
{

}

// ------------ method called once each job just after ending the event loop  ------------
void 
TMTFilter::endJob() {

}

//define this as a plug-in
DEFINE_FWK_MODULE(TMTFilter);