TrackerParametersESModule.cc

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#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/ESTransientHandle.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
#include "DetectorDescription/Core/interface/DDCompactView.h"
#include "DetectorDescription/DDCMS/interface/DDCompactView.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "Geometry/Records/interface/PTrackerParametersRcd.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "Geometry/TrackerGeometryBuilder/interface/TrackerParametersFromDD.h"
#include "CondFormats/GeometryObjects/interface/PTrackerParameters.h"
 
#include <memory>
 
namespace edm {
  class ConfigurationDescriptions;
}
class PTrackerParameters;
class PTrackerParametersRcd;
 
class TrackerParametersESModule : public edm::ESProducer {
public:
  TrackerParametersESModule(const edm::ParameterSet&);
 
  using ReturnType = std::unique_ptr<PTrackerParameters>;
 
  static void fillDescriptions(edm::ConfigurationDescriptions&);
 
  ReturnType produce(const PTrackerParametersRcd&);
 
private:
  edm::ESGetToken<DDCompactView, IdealGeometryRecord> cpvTokenDDD_;
  edm::ESGetToken<cms::DDCompactView, IdealGeometryRecord> cpvTokenDD4Hep_;
  bool fromDD4Hep_;
};
 
TrackerParametersESModule::TrackerParametersESModule(const edm::ParameterSet& ps) {
  fromDD4Hep_ = ps.getParameter<bool>("fromDD4Hep");
  auto cc = setWhatProduced(this);
  cpvTokenDD4Hep_ = cc.consumesFrom<cms::DDCompactView, IdealGeometryRecord>(edm::ESInputTag());
  cpvTokenDDD_ = cc.consumesFrom<DDCompactView, IdealGeometryRecord>(edm::ESInputTag());
 
#ifdef EDM_ML_DEBUG
  edm::LogVerbatim("TrackerGeom") << "TrackerParametersESModule::TrackerParametersESModule called with dd4hep: "
                                  << fromDD4Hep_;
#endif
}
 
void TrackerParametersESModule::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  edm::ParameterSetDescription desc;
  desc.add<bool>("fromDD4Hep", false);
  descriptions.add("trackerParameters", desc);
}
 
TrackerParametersESModule::ReturnType TrackerParametersESModule::produce(const PTrackerParametersRcd& iRecord) {
  edm::LogInfo("TrackerGeom") << "TrackerParametersESModule::produce(const PTrackerParametersRcd& iRecord)";
 
  auto ptp = std::make_unique<PTrackerParameters>();
  TrackerParametersFromDD builder;
 
  if (fromDD4Hep_) {
#ifdef EDM_ML_DEBUG
    edm::LogVerbatim("TrackerGeom") << "TrackerParametersESModule::produce try to access cms::DDCompactView";
#endif
    edm::ESTransientHandle<cms::DDCompactView> cpv = iRecord.getTransientHandle(cpvTokenDD4Hep_);
    builder.build(&(*cpv), *ptp);
  } else {
#ifdef EDM_ML_DEBUG
    edm::LogVerbatim("TrackerGeom") << "TrackerParametersESModule::produce try to access DDCompactView";
#endif
    edm::ESTransientHandle<DDCompactView> cpv = iRecord.getTransientHandle(cpvTokenDDD_);
    builder.build(&(*cpv), *ptp);
  }
 
  return ptp;
}
 
DEFINE_FWK_EVENTSETUP_MODULE(TrackerParametersESModule);