TrajectoryBuilder.h

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#ifndef TrackingTools_PatternTools_TrajectoryBuilder_h
#define TrackingTools_PatternTools_TrajectoryBuilder_h

#include "TrackingTools/PatternTools/interface/TrajectoryMeasurement.h"
#include "TrackingTools/PatternTools/interface/Trajectory.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

class TrajectorySeed;

class TrajectoryBuilder {
public:
  typedef std::vector<Trajectory> TrajectoryContainer;
  typedef TrajectoryContainer::iterator TrajectoryIterator;

  virtual ~TrajectoryBuilder() {}

  virtual TrajectoryContainer trajectories(const TrajectorySeed&) const = 0;

  virtual void trajectories(const TrajectorySeed& seed, TrajectoryContainer& out) const {
    TrajectoryContainer&& ret = trajectories(seed);
    out = std::move(ret);
  }

  virtual void rebuildSeedingRegion(const TrajectorySeed&, TrajectoryContainer& result) const {
    LogDebug("TrajectoryBuilding") << "WARNING: you are using a trajectory builder which is not overloading the "
                                      "rebuildSeedingRegion method because there is not an implementation yet: output "
                                      "TrajectoryContainer is equal to inputTrajectoryContainer";
  }

  virtual void setEvent(const edm::Event& event) const = 0;
  virtual void unset() const {};
};

#endif