SpacepointMeasurement.h

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/* Copyright 2008-2010, Technische Universitaet Muenchen,
   Authors: Christian Hoeppner & Sebastian Neubert & Johannes Rauch

   This file is part of GENFIT.

   GENFIT is free software: you can redistribute it and/or modify
   it under the terms of the GNU Lesser General Public License as published
   by the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   GENFIT is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public License
   along with GENFIT.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef genfit_SpacepointMeasurement_h
#define genfit_SpacepointMeasurement_h

#include "AbsMeasurement.h"
#include "AbsHMatrix.h"


namespace genfit {

class SpacepointMeasurement : public AbsMeasurement {

 public:
  SpacepointMeasurement(int nDim = 3);
  SpacepointMeasurement(const TVectorD& rawHitCoords, const TMatrixDSym& rawHitCov, int detId, int hitId, TrackPoint* trackPoint,
      bool weightedPlaneContruction = true, bool cutCov = true);

  virtual ~SpacepointMeasurement() {;}

  virtual AbsMeasurement* clone() const {return new SpacepointMeasurement(*this);}

  virtual SharedPlanePtr constructPlane(const StateOnPlane& state) const;

  virtual std::vector<MeasurementOnPlane*> constructMeasurementsOnPlane(const StateOnPlane& state) const;

  virtual const AbsHMatrix* constructHMatrix(const AbsTrackRep*) const;

 protected:
  void initG();

 private:

  bool weightedPlaneContruction_; // false: use POCA to construct DetPlane. true: Use metric G to construct POCA (default)
  TMatrixDSym G_; 
  bool cutCov_; // false: project 3D cov onto DetPlane. true: cut 3D cov with DetPlane (default)

  ClassDef(SpacepointMeasurement,3)
};

} /* End of namespace genfit */
#endif // genfit_SpacepointMeasurement_h