Alignment/TwoBodyDecay/interface/TwoBodyDecayLinearizationPointFinder.h - master - githubmirror/cmssw

Alignment/TwoBodyDecay/interface/TwoBodyDecayLinearizationPointFinder.h

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08 май 2019, 15:16

08 май 2019, 15:167614b05

#ifndef Alignment_TwoBodyDecay_TwoBodyDecayLinearizationPointFinder_h
#define Alignment_TwoBodyDecay_TwoBodyDecayLinearizationPointFinder_h

#include "Alignment/TwoBodyDecay/interface/TwoBodyDecayParameters.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "RecoVertex/VertexTools/interface/PerigeeLinearizedTrackState.h"

/** Class  TwoBodyDecayLinearizationPointFinder computes a rough estimate of the
 * parameters of a decay. This serves as linearization point for
 * TwoBodyDecayEstimator.
 *
 *  /author Edmund Widl
 */

class TwoBodyDecayLinearizationPointFinder {
public:
  typedef PerigeeLinearizedTrackState::RefCountedLinearizedTrackState RefCountedLinearizedTrackState;

  TwoBodyDecayLinearizationPointFinder(const edm::ParameterSet &config) {}

  virtual ~TwoBodyDecayLinearizationPointFinder(void) {}

  virtual const TwoBodyDecayParameters getLinearizationPoint(const std::vector<RefCountedLinearizedTrackState> &tracks,
                                                             const double primaryMass,
                                                             const double secondaryMass) const;

  virtual TwoBodyDecayLinearizationPointFinder *clone(void) const {
    return new TwoBodyDecayLinearizationPointFinder(*this);
  }
};

#endif