void ChromatogramExtractor::return_chromatogram(std::vector< OpenSwath::ChromatogramPtr > & chromatograms,
std::vector< ChromatogramExtractor::ExtractionCoordinates > & coordinates,
OpenMS::TargetedExperiment & transition_exp_used, SpectrumSettings settings,
std::vector<OpenMS::MSChromatogram<> > & output_chromatograms, bool ms1) const
{
typedef std::map<String, const ReactionMonitoringTransition* > TransitionMapType;
TransitionMapType trans_map;
for (Size i = 0; i < transition_exp_used.getTransitions().size(); i++)
{
trans_map[transition_exp_used.getTransitions()[i].getNativeID()] = &transition_exp_used.getTransitions()[i];
}
for (Size i = 0; i < chromatograms.size(); i++)
{
const OpenSwath::ChromatogramPtr & chromptr = chromatograms[i];
const ChromatogramExtractor::ExtractionCoordinates & coord = coordinates[i];
TargetedExperiment::Peptide pep;
OpenMS::ReactionMonitoringTransition transition;
OpenMS::MSChromatogram<> chrom;
// copy data
OpenSwathDataAccessHelper::convertToOpenMSChromatogram(chrom, chromptr);
chrom.setNativeID(coord.id);
// Create precursor and set
// 1) the target m/z
// 2) the isolation window (upper/lower)
// 3) the peptide sequence
Precursor prec;
if (ms1)
{
pep = transition_exp_used.getPeptideByRef(coord.id);
prec.setMZ(coord.mz);
chrom.setChromatogramType(ChromatogramSettings::BASEPEAK_CHROMATOGRAM);
}
else
{
transition = (*trans_map[coord.id]);
pep = transition_exp_used.getPeptideByRef(transition.getPeptideRef());
prec.setMZ(transition.getPrecursorMZ());
if (settings.getPrecursors().size() > 0)
{
prec.setIsolationWindowLowerOffset(settings.getPrecursors()[0].getIsolationWindowLowerOffset());
prec.setIsolationWindowUpperOffset(settings.getPrecursors()[0].getIsolationWindowUpperOffset());
}
// Create product and set its m/z
Product prod;
prod.setMZ(transition.getProductMZ());
chrom.setProduct(prod);
chrom.setChromatogramType(ChromatogramSettings::SELECTED_REACTION_MONITORING_CHROMATOGRAM);
}
prec.setMetaValue("peptide_sequence", pep.sequence);
chrom.setPrecursor(prec);
// Set the rest of the meta-data
chrom.setInstrumentSettings(settings.getInstrumentSettings());
chrom.setAcquisitionInfo(settings.getAcquisitionInfo());
chrom.setSourceFile(settings.getSourceFile());
for (Size i = 0; i < settings.getDataProcessing().size(); ++i)
{
DataProcessing dp = settings.getDataProcessing()[i];
dp.setMetaValue("performed_on_spectra", "true");
chrom.getDataProcessing().push_back(dp);
}
output_chromatograms.push_back(chrom);
}
}
