HLTGenValHistCollPath.cc

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#include "Validation/HLTrigger/interface/HLTGenValHistCollPath.h"

// constructor
HLTGenValHistCollPath::HLTGenValHistCollPath(edm::ParameterSet pathCollConfig, HLTConfigProvider& hltConfig)
    : hltConfig_(hltConfig) {
  triggerPath_ = pathCollConfig.getParameter<std::string>("triggerPath");
  doOnlyLastFilter_ = pathCollConfig.getParameter<bool>("doOnlyLastFilter");

  // before creating the collections for each filter, we'll store the needed configurations in a pset
  // we'll copy this basis multiple times and add the respective path later
  edm::ParameterSet filterCollConfig;
  filterCollConfig.addParameter<std::string>("objType", pathCollConfig.getParameter<std::string>("objType"));
  filterCollConfig.addParameter<std::string>("hltProcessName",
                                             pathCollConfig.getParameter<std::string>("hltProcessName"));
  filterCollConfig.addParameter<double>("dR2limit", pathCollConfig.getParameter<double>("dR2limit"));
  filterCollConfig.addParameter<std::string>("pathName", triggerPath_);

  pathStringName_ = triggerPath_ + "-" + pathCollConfig.getParameter<std::string>("objType");

  // this filter will be the denominator
  edm::ParameterSet filterCollConfigStepBeforeAny = filterCollConfig;
  filterCollConfigStepBeforeAny.addParameter<std::string>("filterName", "beforeAnyFilter");
  collectionFilter_.emplace_back(HLTGenValHistCollFilter(filterCollConfigStepBeforeAny));

  // we'll use this to construct the string to find which filters belong to which histogram later
  pathString_ = "";

  // getting all filters from path
  filters_ = hltConfig_.saveTagsModules(triggerPath_);
  if (doOnlyLastFilter_) {
    edm::ParameterSet filterCollConfigOnlyLastFilter = filterCollConfig;
    filterCollConfigOnlyLastFilter.addParameter<std::string>("filterName", filters_.back());
    collectionFilter_.emplace_back(HLTGenValHistCollFilter(filterCollConfigOnlyLastFilter));

    // remove potential leading "-" for printing
    std::string filterName = filters_.back();
    if (filterName.rfind('-', 0) == 0)
      filterName.erase(0, 1);

    pathString_ += filterName;
  } else {
    for (auto& filter : filters_) {
      edm::ParameterSet filterCollConfigStep = filterCollConfig;
      filterCollConfigStep.addParameter<std::string>("filterName", filter);
      collectionFilter_.emplace_back(HLTGenValHistCollFilter(filterCollConfigStep));

      // remove potential leading "-" for printing
      std::string filterName = filter;
      if (filterName.rfind('-', 0) == 0)
        filterName.erase(0, 1);

      pathString_ += filterName;
      if (filter != filters_.back())
        pathString_ += ";";
    }
  }
}

edm::ParameterSetDescription HLTGenValHistCollPath::makePSetDescription() {
  edm::ParameterSetDescription desc;
  desc.add<std::string>("objType", "");
  desc.add<double>("dR2limit", 0.1);
  desc.add<bool>("doOnlyLastFilter", false);
  desc.add<std::string>("hltProcessName", "HLT");
  desc.add<std::string>("triggerPath", "");
  return desc;
}

// hist booking function
// this just calls the booking for each object in the the filter collection
void HLTGenValHistCollPath::bookHists(DQMStore::IBooker& iBooker,
                                      std::vector<edm::ParameterSet>& histConfigs,
                                      std::vector<edm::ParameterSet>& histConfigs2D) {
  if (!pathString_.empty())
    iBooker.bookString("path-" + pathStringName_, pathString_);

  for (auto& collectionFilter : collectionFilter_)
    collectionFilter.bookHists(iBooker, histConfigs, histConfigs2D);
}

// hist filling function
// this just calls the filling for each object in the filter collection
void HLTGenValHistCollPath::fillHists(const HLTGenValObject& obj, edm::Handle<trigger::TriggerEvent>& triggerEvent) {
  for (auto& collectionFilter : collectionFilter_)
    collectionFilter.fillHists(obj, triggerEvent);
}