TheoreticalSpectrumGeneratorXLMS.h

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//                   OpenMS -- Open-Source Mass Spectrometry
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// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
// ETH Zurich, and Freie Universitaet Berlin 2002-2023.
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// $Maintainer: Eugen Netz $
// $Authors: Eugen Netz $
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#pragma once
 
#include <OpenMS/CHEMISTRY/Residue.h>
#include <OpenMS/DATASTRUCTURES/DefaultParamHandler.h>
#include <OpenMS/KERNEL/StandardTypes.h>
#include <OpenMS/METADATA/DataArrays.h>
#include <OpenMS/ANALYSIS/XLMS/OPXLDataStructs.h>
 
 
namespace OpenMS
{
  class AASequence;
 
  class OPENMS_DLLAPI TheoreticalSpectrumGeneratorXLMS :
    public DefaultParamHandler
  {
    public:
 
      struct LossIndex
      {
        bool has_H2O_loss = false;
        bool has_NH3_loss = false;
      };
 
      TheoreticalSpectrumGeneratorXLMS();
 
      TheoreticalSpectrumGeneratorXLMS(const TheoreticalSpectrumGeneratorXLMS & source);
 
      ~TheoreticalSpectrumGeneratorXLMS() override;
 
      TheoreticalSpectrumGeneratorXLMS & operator=(const TheoreticalSpectrumGeneratorXLMS & tsg);
 
      virtual void getLinearIonSpectrum(PeakSpectrum & spectrum, AASequence & peptide, Size link_pos, bool frag_alpha, int charge = 1, Size link_pos_2 = 0) const;
 
      virtual void getXLinkIonSpectrum(PeakSpectrum & spectrum, AASequence & peptide, Size link_pos, double precursor_mass, bool frag_alpha, int mincharge, int maxcharge, Size link_pos_2 = 0) const;
 
      virtual void getXLinkIonSpectrum(PeakSpectrum & spectrum, OPXLDataStructs::ProteinProteinCrossLink & crosslink, bool frag_alpha, int mincharge, int maxcharge) const;
 
      void updateMembers_() override;
 
    protected:
 
      virtual void addLinearPeaks_(PeakSpectrum & spectrum, DataArrays::IntegerDataArray & charges, DataArrays::StringDataArray & ion_names, AASequence & peptide, Size link_pos, bool frag_alpha, Residue::ResidueType res_type, std::vector< LossIndex > & forward_losses, std::vector< LossIndex > & backward_losses, int charge = 1, Size link_pos_2 = 0) const;
 
      virtual void addPeak_(PeakSpectrum & spectrum, DataArrays::IntegerDataArray & charges, DataArrays::StringDataArray & ion_names, double pos, double intensity, Residue::ResidueType res_type, Size ion_index, int charge, String ion_type) const;
 
      virtual void addPrecursorPeaks_(PeakSpectrum & spectrum, DataArrays::IntegerDataArray & charges, DataArrays::StringDataArray & ion_names, double precursor_mass, int charge) const;
 
      virtual void addLinearIonLosses_(PeakSpectrum & spectrum, DataArrays::IntegerDataArray& charges, DataArrays::StringDataArray& ion_names, double mono_weight, Residue::ResidueType res_type, Size frag_index, double intensity, int charge, String ion_type, LossIndex & losses) const;
 
      virtual void addXLinkIonLosses_(PeakSpectrum & spectrum, DataArrays::IntegerDataArray& charges, DataArrays::StringDataArray& ion_names, double mono_weight, double intensity, int charge, String ion_name, LossIndex & losses) const;
 
      virtual void addKLinkedIonPeaks_(PeakSpectrum & spectrum, DataArrays::IntegerDataArray & charges, DataArrays::StringDataArray & ion_names, AASequence & peptide, Size link_pos, double precursor_mass, bool frag_alpha, int charge) const;
 
      virtual void addXLinkIonPeaks_(PeakSpectrum& spectrum, DataArrays::IntegerDataArray & charges, DataArrays::StringDataArray & ion_names, AASequence & peptide, Size link_pos, double precursor_mass, bool frag_alpha, Residue::ResidueType res_type, std::vector< LossIndex > & forward_losses, std::vector< LossIndex > & backward_losses, int charge, Size link_pos_2 = 0) const;
 
      virtual void addXLinkIonPeaks_(PeakSpectrum & spectrum, DataArrays::IntegerDataArray & charges, DataArrays::StringDataArray & ion_names, OPXLDataStructs::ProteinProteinCrossLink & crosslink, bool frag_alpha, Residue::ResidueType res_type, std::vector< LossIndex > & forward_losses, std::vector< LossIndex > & backward_losses, LossIndex & losses_peptide2, int charge) const;
 
      std::vector< LossIndex > getForwardLosses_(AASequence & peptide) const;
 
      std::vector< LossIndex > getBackwardLosses_(AASequence & peptide) const;
 
      bool add_b_ions_;
      bool add_y_ions_;
      bool add_a_ions_;
      bool add_c_ions_;
      bool add_x_ions_;
      bool add_z_ions_;
      bool add_first_prefix_ion_;
      bool add_losses_;
      bool add_metainfo_;
      bool add_charges_;
      bool add_isotopes_;
      bool add_precursor_peaks_;
      bool add_abundant_immonium_ions_;
      double a_intensity_;
      double b_intensity_;
      double c_intensity_;
      double x_intensity_;
      double y_intensity_;
      double z_intensity_;
      Int max_isotope_;
      double rel_loss_intensity_;
      double pre_int_;
      double pre_int_H2O_;
      double pre_int_NH3_;
      bool add_k_linked_ions_;
 
      std::map< String, LossIndex > loss_db_;
      double loss_H2O_ = 0;
      double loss_NH3_ = 0;
  };
}