sbn::evwgh::SBNEventWeight Class Reference

Inheritance diagram for sbn::evwgh::SBNEventWeight:

Public Member Functions
	SBNEventWeight (fhicl::ParameterSet const &p)
	SBNEventWeight (SBNEventWeight const &)=delete
	SBNEventWeight (SBNEventWeight &&)=delete
SBNEventWeight &	operator= (SBNEventWeight const &)=delete
SBNEventWeight &	operator= (SBNEventWeight &&)=delete

Private Member Functions
void	produce (art::Event &e) override
void	beginRun (art::Run &run) override

Private Attributes
WeightManager	fWeightManager
std::string	fGenieModuleLabel
bool	fAllowMissingTruth

Detailed Description

Definition at line 37 of file SBNEventWeight_module.cc.

Constructor & Destructor Documentation

sbn::evwgh::SBNEventWeight::SBNEventWeight ( fhicl::ParameterSet const &  p )

explicit

Definition at line 57 of file SBNEventWeight_module.cc.

  : EDProducer{p},
  fGenieModuleLabel(p.get<std::string>("generator_module_label", "generator")),
  fAllowMissingTruth(p.get<bool>("AllowMissingTruth"))
{
  const size_t n_func = fWeightManager.Configure(p, *this);
  if (n_func > 0) {
    produces<std::vector<sbn::evwgh::EventWeightMap> >();
    produces<art::Assns<simb::MCTruth, sbn::evwgh::EventWeightMap> >();
    produces<std::vector<sbn::evwgh::EventWeightParameterSet>, art::InRun>();
  }
}

sbn::evwgh::SBNEventWeight::SBNEventWeight ( SBNEventWeight const &  )

delete

sbn::evwgh::SBNEventWeight::SBNEventWeight ( SBNEventWeight &&  )

delete

Member Function Documentation

void sbn::evwgh::SBNEventWeight::beginRun ( art::Run &  run )

overrideprivate

Definition at line 101 of file SBNEventWeight_module.cc.

                                         {
  auto p = std::make_unique<std::vector<EventWeightParameterSet> >();
  
  for (auto const& it : fWeightManager.GetWeightCalcMap()) {
    p->push_back(it.second->fParameterSet);
  }

  run.put(std::move(p));
}

SBNEventWeight& sbn::evwgh::SBNEventWeight::operator= ( SBNEventWeight const &  )

delete

SBNEventWeight& sbn::evwgh::SBNEventWeight::operator= ( SBNEventWeight &&  )

delete

void sbn::evwgh::SBNEventWeight::produce ( art::Event &  e )

overrideprivate

Definition at line 71 of file SBNEventWeight_module.cc.

                                        {
  auto mcwghvec = std::make_unique<std::vector<EventWeightMap> >();
  auto wghassns = std::make_unique<art::Assns<simb::MCTruth, sbn::evwgh::EventWeightMap> >();

  art::PtrMaker<sbn::evwgh::EventWeightMap> makeWeightPtr(e);

  // Get the MC generator information
  std::vector<art::Ptr<simb::MCTruth> > mclist;
  art::Handle<std::vector<simb::MCTruth>> mcTruthHandle;
  if(!fGenieModuleLabel.empty()) e.getByLabel(fGenieModuleLabel, mcTruthHandle);
  // Prooceed even with missing handle if we want to require the MCTruth to be
  // found, so that an exception will be thrown explaining the problem.
  if(mcTruthHandle.isValid() || !fAllowMissingTruth){
    art::fill_ptr_vector(mclist, mcTruthHandle);

    // Loop over all truth objects (e.g. neutrinos) in this event
    for (size_t i=0; i<mclist.size(); i++) {
      const EventWeightMap mcwgh = fWeightManager.Run(e, i);
      mcwghvec->push_back(std::move(mcwgh));

      art::Ptr<sbn::evwgh::EventWeightMap> wghPtr = makeWeightPtr(mcwghvec->size() - 1);
      wghassns->addSingle(mclist.at(i), wghPtr);
    }
  }

  e.put(std::move(mcwghvec));
  e.put(std::move(wghassns));
}

Member Data Documentation

bool sbn::evwgh::SBNEventWeight::fAllowMissingTruth

private

Definition at line 53 of file SBNEventWeight_module.cc.

std::string sbn::evwgh::SBNEventWeight::fGenieModuleLabel

private

Definition at line 52 of file SBNEventWeight_module.cc.

WeightManager sbn::evwgh::SBNEventWeight::fWeightManager

private

Definition at line 51 of file SBNEventWeight_module.cc.

---

The documentation for this class was generated from the following file:

• SBNEventWeight_module.cc