TfGraphDefProducer.cc

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// -*- C++ -*-
//
// Package:    RecoTracker/FinalTrackSelectors
// Class:      TFGraphDefProducer
//
//
// Original Author:  Joona Havukainen
//         Created:  Fri, 24 Jul 2020 08:04:00 GMT
//
//
 
// system include files
#include <memory>
 
// user include files
#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESProducer.h"
 
#include "FWCore/Framework/interface/ESHandle.h"
#include "TrackingTools/Records/interface/TfGraphRecord.h"
#include "RecoTracker/FinalTrackSelectors/interface/TfGraphDefWrapper.h"
 
// class declaration
 
class TfGraphDefProducer : public edm::ESProducer {
public:
  TfGraphDefProducer(const edm::ParameterSet&);
  using ReturnType = std::unique_ptr<TfGraphDefWrapper>;
 
  ReturnType produce(const TfGraphRecord&);
 
  static void fillDescriptions(edm::ConfigurationDescriptions& descriptions);
 
private:
  const std::string filename_;
  // ----------member data ---------------------------
};
 
TfGraphDefProducer::TfGraphDefProducer(const edm::ParameterSet& iConfig)
    : filename_(iConfig.getParameter<edm::FileInPath>("FileName").fullPath()) {
  auto componentName = iConfig.getParameter<std::string>("ComponentName");
  setWhatProduced(this, componentName);
}
 
// ------------ method called to produce the data  ------------
TfGraphDefProducer::ReturnType TfGraphDefProducer::produce(const TfGraphRecord& iRecord) {
  auto* graph = tensorflow::loadGraphDef(filename_);
  return std::make_unique<TfGraphDefWrapper>(tensorflow::createSession(graph, 1), graph);
}
 
void TfGraphDefProducer::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  edm::ParameterSetDescription desc;
  desc.add<std::string>("ComponentName", "tfGraphDef");
  desc.add<edm::FileInPath>("FileName");
  descriptions.add("tfGraphDefProducer", desc);
}
 
//define this as a plug-in
#include "FWCore/PluginManager/interface/ModuleDef.h"
#include "FWCore/Framework/interface/MakerMacros.h"
DEFINE_FWK_EVENTSETUP_MODULE(TfGraphDefProducer);