TransformationModelInterpolated.h

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//                   OpenMS -- Open-Source Mass Spectrometry
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// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
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// $Maintainer: Timo Sachsenberg $
// $Authors: Stephan Aiche, Hendrik Weisser $
// --------------------------------------------------------------------------

#pragma once

#include <OpenMS/config.h>

#include <OpenMS/ANALYSIS/MAPMATCHING/TransformationModel.h>
#include <OpenMS/ANALYSIS/MAPMATCHING/TransformationModelLinear.h>

namespace OpenMS
{
  class OPENMS_DLLAPI TransformationModelInterpolated :
    public TransformationModel
  {
public:

    TransformationModelInterpolated(const DataPoints& data, const Param& params);

    ~TransformationModelInterpolated() override;

    double evaluate(double value) const override;

    static void getDefaultParameters(Param& params);

    class Interpolator
    {
public:

      virtual void init(std::vector<double>& x, std::vector<double>& y) = 0;

      virtual double eval(const double& x) const = 0;

      virtual ~Interpolator() {}
    };

private:
    std::vector<double> x_;

    std::vector<double> y_;

    Interpolator* interp_;

    TransformationModelLinear* lm_front_;

    TransformationModelLinear* lm_back_;

    void preprocessDataPoints_(const DataPoints& data);
  };

} // namespace