CompareFouriertransform.h

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// --------------------------------------------------------------------------
//                   OpenMS -- Open-Source Mass Spectrometry
// --------------------------------------------------------------------------
// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
// ETH Zurich, and Freie Universitaet Berlin 2002-2012.
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//    may be used to endorse or promote products derived from this software
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// For a full list of authors, refer to the file AUTHORS.
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// --------------------------------------------------------------------------
// $Maintainer: Erhan Kenar $
// $Authors: Vipul Patel $
// --------------------------------------------------------------------------
#ifndef OPENMS_COMPARISON_SPECTRA_COMPAREFOURIERTRANSFORM_H
#define OPENMS_COMPARISON_SPECTRA_COMPAREFOURIERTRANSFORM_H

#include <OpenMS/COMPARISON/SPECTRA/PeakSpectrumCompareFunctor.h>
#include <OpenMS/KERNEL/StandardTypes.h>
#include <gsl/gsl_errno.h>
#include <gsl/gsl_fft_real.h>

namespace OpenMS
{
  class OPENMS_DLLAPI CompareFouriertransform :
    public PeakSpectrumCompareFunctor
  {
public:

    // @name Constructors and Destructors
    // @{
    CompareFouriertransform();

    CompareFouriertransform(const CompareFouriertransform & source);

    virtual ~CompareFouriertransform();
    // @}

    // @name Operators
    // @{
    CompareFouriertransform & operator=(const CompareFouriertransform & source);

    double operator()(const PeakSpectrum &) const;
    double operator()(const PeakSpectrum & spec1, const PeakSpectrum & spec2) const;

    static PeakSpectrumCompareFunctor * create() { return new CompareFouriertransform(); }

    static const String getProductName()
    {
      return "CompareFouriertransform";
    }

    void transform(PeakSpectrum & spec);
protected:
    UInt searchTransformation_(const PeakSpectrum & spec) const;


  };

}
#endif /*OPENMS_COMPARISON_SPECTRA_COMPAREFOURIERTRANSFORM_H*/