PrecursorPurity.h

Go to the documentation of this file.

// --------------------------------------------------------------------------
//                   OpenMS -- Open-Source Mass Spectrometry
// --------------------------------------------------------------------------
// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
// ETH Zurich, and Freie Universitaet Berlin 2002-2020.
//
// This software is released under a three-clause BSD license:
//  * Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//  * Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//  * Neither the name of any author or any participating institution
//    may be used to endorse or promote products derived from this software
//    without specific prior written permission.
// For a full list of authors, refer to the file AUTHORS.
// --------------------------------------------------------------------------
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL ANY OF THE AUTHORS OR THE CONTRIBUTING
// INSTITUTIONS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// --------------------------------------------------------------------------
// $Maintainer: Eugen Netz $
// $Authors: Eugen Netz $
// --------------------------------------------------------------------------
 
#pragma once
 
#include <OpenMS/KERNEL/StandardTypes.h>
#include <OpenMS/CONCEPT/Types.h>
#include <OpenMS/KERNEL/MSExperiment.h>
#include <vector>
 
 
namespace OpenMS
{
  class OPENMS_DLLAPI PrecursorPurity
  {
 
  public:
 
    struct PurityScores
    {
      double total_intensity = 0.0;
      double target_intensity = 0.0;
      double signal_proportion = 0.0;
      Size target_peak_count = 0;
      Size residual_peak_count = 0;
    };
 
    static std::map<String, PurityScores> computePrecursorPurities(const PeakMap& spectra, double precursor_mass_tolerance, bool precursor_mass_tolerance_unit_ppm);
 
    static PurityScores computePrecursorPurity(const PeakSpectrum& ms1, const Precursor& pre, const double precursor_mass_tolerance, const bool precursor_mass_tolerance_unit_ppm);
 
 
  private:
    // simple helper to combine the metrics contained in two PurityScores
    static PurityScores combinePrecursorPurities(const PrecursorPurity::PurityScores& score1, const PrecursorPurity::PurityScores& score2);
 
  };
}