ICalibrationParametersDerivatives.h

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

   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_ICalibrationParametersDerivatives_h
#define genfit_ICalibrationParametersDerivatives_h

#include "AbsMeasurement.h"
#include "StateOnPlane.h"
#include "TMatrixD.h"
#include <TMatrixT.h>


namespace genfit {

class ICalibrationParametersDerivatives {

 public:
   virtual ~ICalibrationParametersDerivatives(){}

   virtual std::pair<std::vector<int>, TMatrixD> globalDerivatives(const genfit::StateOnPlane* sop) {return std::make_pair(labels(), derivatives(sop));};

   virtual std::vector<int> labels() {return std::vector<int>();}
   
   virtual TMatrixD derivatives(const genfit::StateOnPlane*) {return TMatrixD();}
   
   virtual TMatrixD localDerivatives(const genfit::StateOnPlane*) {return TMatrixD();}
   
   virtual std::vector<int> localLabels() {return std::vector<int>();}
   
};

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