public override IEnumerable <string> Process(string fileName) { var result = new FileInfo(targetDir + "\\" + new FileInfo(fileName).Name + ".scancount").FullName; Dictionary <string, int> scanTypeCount = new Dictionary <string, int>(); using (var reader = RawFileFactory.GetRawFileReader(fileName)) { var firstScan = reader.GetFirstSpectrumNumber(); var lastScan = reader.GetLastSpectrumNumber(); for (int scan = firstScan; scan <= lastScan; scan++) { var msLevel = reader.GetMsLevel(scan); var scanMode = reader.GetScanMode(scan); var key = string.Format("MS{0}_{1}", msLevel, scanMode); if (!scanTypeCount.ContainsKey(key)) { scanTypeCount[key] = 1; } else { scanTypeCount[key] = scanTypeCount[key] + 1; } } } ScanCountFormat.WriteToFile(result, scanTypeCount); return(new string[] { result }); }
private void btnLoad_Click(object sender, EventArgs e) { if (rawFile.Exists) { if (reader != null) { reader.Close(); } reader = RawFileFactory.GetRawFileReader(rawFile.FullName); lastScan = reader.GetLastSpectrumNumber(); } if (ms3MatchedFile.Exists) { items = (from line in File.ReadAllLines(ms3MatchedFile.FullName).Skip(1) let parts = line.Split('\t') let pm = int.Parse(parts[6]) where pm > 0 select new MS3MatchItem() { Category = parts[0], Sequence1 = parts[1], Scan1 = int.Parse(parts[2]), Sequence2 = parts[3], Scan2 = int.Parse(parts[4]), MinMz = parts[5].StringAfter(">=").Trim(), PrecursorMatched = pm, MS3Matched = int.Parse(parts[7]) }).ToList(); gvPeptides.DataSource = items; } }
public override IEnumerable <string> Process(string targetDirectory) { var targetDir = new DirectoryInfo(targetDirectory); if (!targetDir.Exists) { targetDir.Create(); } var result = new List <string>(); for (int i = 0; i < rawFiles.Count; i++) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } string rootMsg = MyConvert.Format("{0} / {1} : {2}", i + 1, rawFiles.Count, rawFiles[i]); Progress.SetMessage(1, rootMsg); using (var rawFile = RawFileFactory.GetRawFileReader(rawFiles[i])) { var processor = new Raw2MgfProcessor(rawFile, this.writer, this.retentionTimeTolerance, this.ppmPrecursorTolerance, this.ppmPeakTolerance, this.pklProcessor, targetDir, groupByMode); processor.Progress = Progress; result.AddRange(processor.Process(rawFiles[i])); } } return(result); }
protected override IEnumerable <string> DoProcess(string fileName, List <int> ignoreScans, int lastScan, bool bContinue) { var result = new List <string>(); bool bReadAgain = false; using (var rawReader = RawFileFactory.GetRawFileReader(fileName)) { try { DoInitialize(rawReader, fileName); string experimental = rawReader.GetFileNameWithoutExtension(fileName); SetMessage("Processing " + fileName + " ..."); int firstSpectrumNumber = rawReader.GetFirstSpectrumNumber(); int lastSpectrumNumber = rawReader.GetLastSpectrumNumber(); // int lastSpectrumNumber = 5000; SetRange(firstSpectrumNumber, lastSpectrumNumber); for (int scan = firstSpectrumNumber; scan <= lastSpectrumNumber;) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } if (IsLoopStopped) { return(result); } scan = DoWritePeakList(rawReader, scan, fileName, result, experimental, lastSpectrumNumber, ignoreScans, ref bReadAgain); if (bReadAgain) { break; } } } finally { DoFinalize(bReadAgain, rawReader, fileName, result); } } if (bReadAgain) { return(DoProcess(fileName, ignoreScans, 0, false)); } else { return(result); } }
protected override void DoRealGo() { if (_reader != null) { _reader.Close(); } _reader = RawFileFactory.GetRawFileReader(GetOriginFile()); _firstScan = _reader.GetFirstSpectrumNumber(); _lastScan = _reader.GetLastSpectrumNumber(); txtScan.Text = _firstScan.ToString(); DisplayScan(0); }
public virtual List <OffsetEntry> GetOffsets(string fileName) { var result = new List <OffsetEntry>(); foreach (var ion in monitorIons) { ion.PrecursorPPM = this.maxShiftPPM; ion.OffsetPPM = 0; } using (var reader = RawFileFactory.GetRawFileReader(fileName)) { DoGetOffsets(result, reader, "Calculating mass shift from " + fileName + "..."); } return(result); }
public override IEnumerable <string> Process(string rawFilename) { if (null == rawReader) { rawReader = RawFileFactory.GetRawFileReader(rawFilename); } var rawFile = new FileInfo(rawFilename); if (!rawFile.Exists) { throw new ArgumentException("Raw file not exists : " + rawFilename); } Progress.SetMessage("Reading peak list from " + rawFilename + " ..."); List <PeakList <Peak> > pklList = ReadTandemMassFromRaw(rawFile); List <PeakList <Peak> > mergedPklList; bool mergeScans = this.retentionTimeTolerance > 0; if (mergeScans) { Progress.SetMessage("Merging peak list, total " + pklList.Count + " ..."); mergedPklList = MergePeakList(pklList); Progress.SetMessage("Merging peak list finished, " + mergedPklList.Count + " kept."); } else { mergedPklList = pklList; } var result = new HashSet <string>(); if (mergedPklList.Count > 0) { result.Union(WritePeakLists(rawFile, mergedPklList)); } Progress.SetMessage("Succeed!"); return(new List <string>(result)); }
private void btnLoad_Click(object sender, EventArgs e) { if (rawFile.Exists) { if (reader != null) { reader.Close(); } reader = RawFileFactory.GetRawFileReader(rawFile.FullName); lastScan = reader.GetLastSpectrumNumber(); } if (ms3xcorrFile.Exists) { items = (from line in File.ReadAllLines(ms3xcorrFile.FullName).Skip(1) let parts = line.Split('\t') select new MS3XcorrItem() { Category = parts[0], Sequence1 = parts[1], MS2Scan1 = int.Parse(parts[2]), MS2Precursor1 = double.Parse(parts[3]), MS3Scan1 = int.Parse(parts[4]), MS3Precursor1 = double.Parse(parts[5]), Sequence2 = parts[6], MS2Scan2 = int.Parse(parts[7]), MS2Precursor2 = double.Parse(parts[8]), MS3Scan2 = int.Parse(parts[9]), MS3Precursor2 = double.Parse(parts[10]), Xcorr = double.Parse(parts[11]) }).ToList(); items.RemoveAll(m => m.MS3Precursor1 < 250); items = items.OrderBy(m => m.Category).ThenBy(m => m.Sequence1).ThenBy(m => m.MS3Precursor1).ToList(); gvPeptides.DataSource = items; } }
public override IEnumerable <string> Process() { var boundaryInput = Path.ChangeExtension(options.OutputFile, ".chros.tsv"); if (!File.Exists(boundaryInput) || options.Overwrite) { var format = GetPeptideReader(); var spectra = format.ReadFromFile(options.InputFile); var peptideMap = spectra.ToGroupDictionary(m => m.Query.FileScan.Experimental.ToLower()); var rawfiles = options.RawFiles.ToDictionary(m => RawFileFactory.GetExperimental(m).ToLower()); var rententionWindow = options.MaximumRetentionTimeWindow; var missed = peptideMap.Keys.Except(rawfiles.Keys).ToArray(); if (missed.Length > 0) { throw new Exception(string.Format("Cannot find raw file of {0} in file list", missed.Merge("/"))); } var optionThreadCount = options.ThreadCount == 0 ? Environment.ProcessorCount : options.ThreadCount; var option = new ParallelOptions() { MaxDegreeOfParallelism = Math.Min(optionThreadCount, peptideMap.Count), }; var chroMap = new List <Tuple <string, List <ChromatographProfile> > >(); foreach (var raw in peptideMap) { var peptides = raw.Value; var waitingPeaks = new List <ChromatographProfile>(); foreach (var peptide in peptides) { var chro = new ChromatographProfile() { Experimental = peptide.Query.FileScan.Experimental, IdentifiedScan = peptide.Query.FileScan.FirstScan, IdentifiedRetentionTime = peptide.Query.FileScan.RetentionTime, ObservedMz = peptide.GetPrecursorMz(), TheoreticalMz = peptide.GetTheoreticalMz(), Charge = peptide.Query.Charge, Sequence = peptide.Peptide.PureSequence, FileName = GetTargetFile(peptide), SubFileName = GetTargetSubFile(peptide) }; chro.InitializeIsotopicIons(options.MzTolerancePPM, options.MinimumIsotopicPercentage); waitingPeaks.Add(chro); } chroMap.Add(new Tuple <string, List <ChromatographProfile> >(raw.Key, waitingPeaks)); } ConcurrentBag <ChromatographProfile> detected = new ConcurrentBag <ChromatographProfile>(); Parallel.ForEach(chroMap, option, raw => { var rawFileName = raw.Item1; var waitingPeaks = raw.Item2; Dictionary <string, List <ChromatographProfile> > resultMap = new Dictionary <string, List <ChromatographProfile> >(); List <FullMS> fullMSList = new List <FullMS>(); Progress.SetMessage("Reading full ms list from " + rawfiles[rawFileName] + "..."); using (var rawReader = new CacheRawFile(RawFileFactory.GetRawFileReader(rawfiles[rawFileName]))) { var firstScan = rawReader.GetFirstSpectrumNumber(); var lastScan = rawReader.GetLastSpectrumNumber(); for (int scan = firstScan; scan <= lastScan; scan++) { var mslevel = rawReader.GetMsLevel(scan); if (mslevel == 1) { fullMSList.Add(new FullMS() { Scan = scan, RetentionTime = rawReader.ScanToRetentionTime(scan), Peaks = null }); } } foreach (var chro in waitingPeaks) { if (chro.IdentifiedScan == 0 && chro.IdentifiedRetentionTime > 0) { for (int i = 1; i < fullMSList.Count; i++) { if (chro.IdentifiedRetentionTime < fullMSList[i].RetentionTime) { break; } chro.IdentifiedScan = fullMSList[i].Scan + 1; } } } var chroGroups = waitingPeaks.GroupBy(chro => chro.GetPeptideId()); foreach (var chroGroup in chroGroups) { List <ChromatographProfile> profileChros = new List <ChromatographProfile>(); foreach (var chro in chroGroup.OrderBy(m => m.IdentifiedScan)) { var masterScanIndex = 0; for (int i = 1; i < fullMSList.Count; i++) { if (chro.IdentifiedScan < fullMSList[i].Scan) { break; } masterScanIndex = i; } var masterScan = fullMSList[masterScanIndex].Scan; var masterRetentionTime = fullMSList[masterScanIndex].RetentionTime; bool bExist = false; foreach (var profileChro in profileChros) { foreach (var pkl in profileChro.Profiles) { if (pkl.Scan == fullMSList[masterScanIndex].Scan) { pkl.Identified = true; bExist = true; break; } } if (bExist) { break; } } if (bExist) { continue; } //Progress.SetMessage("Processing {0} : {1:0.#####} : {2} : {3}", chro.Sequence, chro.ObservedMz, chro.IdentifiedScan, Path.GetFileName(chro.FileName)); //allow one missed scan int naCount = 2; for (int scanIndex = masterScanIndex; scanIndex >= 0; scanIndex--) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } var curRetentionTime = fullMSList[scanIndex].RetentionTime; if (masterRetentionTime - curRetentionTime > rententionWindow) { break; } if (!AddEnvelope(chro, rawReader, fullMSList, scanIndex)) { naCount--; if (naCount == 0) { break; } else { continue; } } if (scanIndex == masterScanIndex) { chro.Profiles.Last().Identified = true; } } chro.Profiles.Reverse(); naCount = 2; for (int scanIndex = masterScanIndex + 1; scanIndex < fullMSList.Count; scanIndex++) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } var curRetentionTime = fullMSList[scanIndex].RetentionTime; if (curRetentionTime - masterRetentionTime > rententionWindow) { break; } if (!AddEnvelope(chro, rawReader, fullMSList, scanIndex)) { naCount--; if (naCount == 0) { break; } else { continue; } } } profileChros.Add(chro); } profileChros.RemoveAll(l => l.Profiles.Count < options.MinimumScanCount); profileChros.Sort((m1, m2) => m2.Profiles.Count.CompareTo(m1.Profiles.Count)); bool bMain = true; foreach (var chro in profileChros) { var filename = bMain ? chro.FileName : chro.SubFileName; if (bMain) { detected.Add(chro); } bMain = false; new ChromatographProfileTextWriter().WriteToFile(filename, chro); new ChromatographProfileXmlFormat().WriteToFile(filename + ".xml", chro); } } } } ); var chroList = new List <ChromatographProfile>(detected); chroList.Sort((m1, m2) => m1.FileName.CompareTo(m2.FileName)); if (chroList.Count == 0) { throw new Exception("Cannot find chromotograph!"); } using (var sw = new StreamWriter(boundaryInput)) { sw.WriteLine("ChroDirectory\tChroFile\tSample\tPeptideId\tTheoreticalMz\tCharge\tIdentifiedScan"); foreach (var chro in chroList) { sw.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}\t{5}\t{6}", Path.GetDirectoryName(chro.FileName).Replace("\\", "/"), Path.GetFileNameWithoutExtension(chro.FileName), chro.Experimental, chro.GetPeptideId(), chro.TheoreticalMz, chro.Charge, chro.IdentifiedScan); } } } if (!File.Exists(options.OutputFile) || options.Overwrite) { Progress.SetMessage("Finding boundaries ..."); var boundaryOptions = new RTemplateProcessorOptions() { InputFile = boundaryInput, OutputFile = options.OutputFile, RTemplate = BoundaryR, RExecute = ExternalProgramConfig.GetExternalProgram("R"), CreateNoWindow = true }; boundaryOptions.Parameters.Add("outputImage<-" + (options.DrawImage ? "1" : "0")); boundaryOptions.Parameters.Add("maximumProfileDistance<-" + options.MaximumProfileDistance.ToString()); new RTemplateProcessor(boundaryOptions) { Progress = this.Progress }.Process(); } //if (options.DrawImage) //{ // Progress.SetMessage("Drawing images ..."); // var imageOptions = new RTemplateProcessorOptions() // { // InputFile = options.OutputFile, // OutputFile = Path.ChangeExtension(options.OutputFile, ".image"), // RTemplate = ImageR, // RExecute = SystemUtils.GetRExecuteLocation(), // CreateNoWindow = true, // NoResultFile = true // }; // new RTemplateProcessor(imageOptions) { Progress = this.Progress }.Process(); //} return(new string[] { options.OutputFile }); }
public override IEnumerable <string> Process(string targetDir) { if (!Directory.Exists(targetDir)) { Directory.CreateDirectory(targetDir); } var option = new ParallelOptions() { MaxDegreeOfParallelism = Environment.ProcessorCount, CancellationToken = token }; foreach (var entry in this.spectra) { if (!this.rawFiles.ContainsKey(entry.Key)) { throw new Exception(string.Format("Cannot find raw file for {0}", entry.Key)); } } SimplePeakChroPngWriter writer = new SimplePeakChroPngWriter(); Parallel.ForEach(spectra, option, raw => { var peptides = raw.ToList(); var waitingPeaks = new List <IIdentifiedSpectrum>(); foreach (var peak in peptides) { string file = GetTargetFile(targetDir, peak); if (force || !File.Exists(file)) { waitingPeaks.Add(peak); } } if (waitingPeaks.Count == 0) { return; } using (var rawReader = new CacheRawFile(RawFileFactory.GetRawFileReader(this.rawFiles[raw.Key.ToLower()]))) { int firstScan = rawReader.GetFirstSpectrumNumber(); int lastScan = rawReader.GetLastSpectrumNumber(); foreach (var peak in waitingPeaks) { //if (peak.Query.FileScan.FirstScan != 7628) //{ // continue; //} var chro = new SimplePeakChro(); chro.Mz = peak.ObservedMz; chro.Charge = peak.Query.Charge; chro.MzTolerance = PrecursorUtils.ppm2mz(chro.Mz, this.ppmTolerance); chro.Sequence = peak.Sequence; bool bFirst = true; for (int scan = peak.Query.FileScan.FirstScan - 1; scan >= firstScan; scan--) { if (Progress.IsCancellationPending()) { return; } if (rawReader.GetMsLevel(scan) == 1) { if (!AddPeaks(rawReader, scan, chro, bFirst)) { break; } bFirst = false; } } chro.Peaks.Reverse(); for (int scan = peak.Query.FileScan.FirstScan + 1; scan <= lastScan; scan++) { if (Progress.IsCancellationPending()) { return; } if (rawReader.GetMsLevel(scan) == 1) { if (!AddPeaks(rawReader, scan, chro, false)) { break; } } } string file = GetTargetFile(targetDir, peak); new SimplePeakChroXmlFormat().WriteToFile(file, chro); var pngFile = GetTargetImageFile(targetDir, peak); writer.WriteToFile(pngFile, chro); } } }); return(new string[] { targetDir }); }
public virtual List <IsobaricScan> ReadFromFile(string fileName) { var result = new List <IsobaricScan>(); var askedScanMode = GetScanMode(); var lowerScanMode = new HashSet <string>(from a in askedScanMode select a.ToLower()); using (var rawReader = RawFileFactory.GetRawFileReader(fileName, this.IsTandemMS3)) { FirstScan = rawReader.GetFirstSpectrumNumber(); EndScan = rawReader.GetLastSpectrumNumber(); DoAfterFileOpen(rawReader); var firstIsolationWidth = 0.0; var icount = 0; for (int scan = FirstScan; scan <= EndScan; scan++) { if (!rawReader.IsScanValid(scan)) { continue; } if (this.MsLevel == rawReader.GetMsLevel(scan)) { firstIsolationWidth = rawReader.GetIsolationWidth(scan); if (firstIsolationWidth > 0 && firstIsolationWidth < 5) { break; } icount++; if (icount > 10) { break; } } } if (firstIsolationWidth == 0.0) { firstIsolationWidth = defaultIsolationWidth; } Progress.SetMessage("Reading channel information ..."); Progress.SetRange(FirstScan, EndScan); for (int scan = FirstScan; scan <= EndScan; scan++) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } if (!rawReader.IsScanValid(scan)) { continue; } Progress.SetPosition(scan); if (this.MsLevel == rawReader.GetMsLevel(scan)) { //Console.WriteLine("Scan : {0}", scan); string scanMode = rawReader.GetScanMode(scan).ToLower(); if (string.IsNullOrEmpty(scanMode)) { AppendScan(rawReader, result, scan, "UNKNOWN", firstIsolationWidth); } else if (lowerScanMode.Count == 0 || lowerScanMode.Contains(scanMode)) { AppendScan(rawReader, result, scan, scanMode.ToUpper(), firstIsolationWidth); } else { Console.WriteLine("Scan {0} is skipped with mode {1}", scan, scanMode); } } } } return(result); }
public override IEnumerable <string> Process(string fileName) { var result = new List <string>(); QueryItemListFormat format = new QueryItemListFormat(); FileInfo rawFile = new FileInfo(rawFileName); Progress.SetMessage("Reading query product ion from " + fileName); var queryItems = format.ReadFromFile(fileName); using (IRawFile reader = RawFileFactory.GetRawFileReader(rawFileName)) { reader.Open(rawFileName); int firstSpectrumNumber = reader.GetFirstSpectrumNumber(); LipidPrecursorQuery queryFunc = new LipidPrecursorQuery(reader); queryFunc.Progress = this.Progress; char[] chars = new char[] { '\t' }; int curIndex = 0; foreach (var query in queryItems) { Progress.SetMessage(MyConvert.Format("{0}/{1} - Querying precursor ions for product ion {2} ...", ++curIndex, queryItems.Count, query.ProductIonMz)); string savedQueryFile = GetQueryFileName(rawFileName, query.ProductIonMz, productIonPPM, precursorPPM); PrecursorItemListXmlFormat pilFormat = new PrecursorItemListXmlFormat(); List <PrecursorItem> precursors; if (!File.Exists(savedQueryFile)) { precursors = queryFunc.QueryPrecursorFromProductIon(query, productIonPPM, precursorPPM); pilFormat.WriteToFile(savedQueryFile, precursors); } else { precursors = pilFormat.ReadFromFile(savedQueryFile); } result.Add(savedQueryFile); var precursorMzs = (from item in precursors group item by item.PrecursorMZ into mzGroup let count = mzGroup.Where(m => m.PrecursorIntensity > 0).Count() orderby count descending select new PrecursorArea { PrecursorMz = mzGroup.Key, ScanCount = count, Area = 0.0 }).ToList(); //去掉冗余的precursor for (int i = precursorMzs.Count - 1; i >= 0; i--) { if (precursorMzs[i].ScanCount >= 5) { break; } for (int j = 0; j < i; j++) { if (precursorMzs[j].ScanCount < 5) { break; } double ppm = PrecursorUtils.mz2ppm(precursorMzs[i].PrecursorMz, Math.Abs(precursorMzs[i].PrecursorMz - precursorMzs[j].PrecursorMz)); if (ppm < precursorPPM) { precursorMzs.RemoveAt(i); break; } } } string savedDetailDir = FileUtils.ChangeExtension(savedQueryFile, ""); if (!Directory.Exists(savedDetailDir)) { Directory.CreateDirectory(savedDetailDir); } for (int i = 0; i < precursorMzs.Count; i++) { Progress.SetMessage(MyConvert.Format("{0}/{1} {2} - {3}/{4} Get chromotograph for precursor {5} ...", curIndex, queryItems.Count, query.ProductIonMz, i + 1, precursorMzs.Count, precursorMzs[i].PrecursorMz)); string targetFile = savedDetailDir + "\\" + GetDetailFileName(rawFileName, precursorMzs[i].PrecursorMz); var itemFormat = new LabelFreeSummaryItemXmlFormat(); LabelFreeSummaryItem item; if (File.Exists(targetFile)) { item = itemFormat.ReadFromFile(targetFile); } else { var ions = queryFunc.QueryChromotograph(precursorMzs[i].PrecursorMz, precursorPPM); int continueCount = 0; int firstIndex = -1; for (int j = 0; j < ions.Count; j++) { if (ions[j].Intensity > 0) { if (firstIndex == -1) { firstIndex = j; continueCount = 1; } else { continueCount++; if (continueCount >= 5) { break; } } } else { firstIndex = -1; continueCount = 0; } } if (continueCount >= 5) { ions.RemoveRange(0, firstIndex); } continueCount = 0; int lastIndex = -1; for (int j = ions.Count - 1; j >= 0; j--) { if (ions[j].Intensity > 0) { if (lastIndex == -1) { lastIndex = j; continueCount = 1; } else { continueCount++; if (continueCount >= 5) { break; } } } else { lastIndex = -1; continueCount = 0; } } if (continueCount >= 5) { ions.RemoveRange(lastIndex + 1, ions.Count - lastIndex - 1); } //get full ms corresponding to identified ms/ms var identified = new HashSet <int>(); foreach (var p in precursors) { if (p.PrecursorMZ == precursorMzs[i].PrecursorMz) { for (int j = p.Scan - 1; j >= firstSpectrumNumber; j--) { if (reader.GetMsLevel(j) == 1) { identified.Add(j); break; } } } } ions.ForEach(m => { m.Identified = identified.Contains(m.Scan); m.Enabled = true; }); Debug.Assert(ions.FindAll(m => m.Identified == true).Count == identified.Count); item = new LabelFreeSummaryItem() { RawFilename = rawFileName, Sequence = MyConvert.Format("{0:0.0000}; {1:0.00}", query.ProductIonMz, query.MinRelativeIntensity) }; item.AddRange(ions); item.CalculatePPM(precursorMzs[i].PrecursorMz); new LabelFreeSummaryItemXmlFormat().WriteToFile(targetFile, item); } precursorMzs[i].Area = item.GetArea(); string savedAreaFile = GetAreaFileName(rawFileName, query.ProductIonMz, productIonPPM, precursorPPM); new PrecursorAreaListTextFormat().WriteToFile(savedAreaFile, precursorMzs); } } return(result); } }
public override List <IsobaricScan> ReadFromFile(string fileName) { var result = new List <IsobaricScan>(); using (var rawReader = RawFileFactory.GetRawFileReader(fileName)) { int startScan = rawReader.GetFirstSpectrumNumber(); int endScan = rawReader.GetLastSpectrumNumber(); Progress.SetRange(startScan, endScan); for (int scan = startScan; scan <= endScan; scan++) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } Progress.SetPosition(scan); if (2 == rawReader.GetMsLevel(scan)) { string scanMode = rawReader.GetScanMode(scan); if (string.IsNullOrEmpty(scanMode)) { AppendScan(rawReader, result, scan, "UNKNOWN"); continue; } scanMode = scanMode.ToLower(); if (scanMode.Equals("pqd")) { AppendScan(rawReader, result, scan, "PQD"); } else if (scanMode.Equals("cid")) { //如果上一个scan是pqd,那么,现在这个cid的结果从该pqd读取。 if (result.Count > 0 && result[result.Count - 1].RawPeaks.ScanTimes[0].Scan == scan - 1 && result[result.Count - 1].RawPeaks.ScanMode == "PQD") { var lastItem = result[result.Count - 1]; var item = new IsobaricScan(lastItem); item.Scan = rawReader.GetScanTime(scan); item.ScanMode = "CID"; result.Add(item); } else//否则,从自己的peaklist中读取。 { AppendScan(rawReader, result, scan, "CID"); } } else { Console.WriteLine("Scan {0} is skipped with mode {1}", scan, scanMode); } } } } return(result); }
public override IEnumerable <string> Process(string fileName) { var result = new List <string>(); Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > > mode_maps = new Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > >(); Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > > mode_compmaps = new Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > >(); Dictionary <int, int> scanCounts = new Dictionary <int, int>(); using (var reader = RawFileFactory.GetRawFileReader(fileName)) { var firstScan = reader.GetFirstSpectrumNumber(); var lastScan = reader.GetLastSpectrumNumber(); //var firstScan = 17047; //var lastScan = 17047; for (int i = firstScan; i <= lastScan; i++) { Peak precursor; if (reader.GetMsLevel(i) == 1) { precursor = new Peak(0.0, 0.0, FULLMS_CHARGE); } else { precursor = reader.GetPrecursorPeak(i); } if (!scanCounts.ContainsKey(precursor.Charge)) { scanCounts[precursor.Charge] = 1; } else { scanCounts[precursor.Charge] = scanCounts[precursor.Charge] + 1; } var pkl = reader.GetPeakList(i); if (pkl.Count == 0) { continue; } pkl.ScanMode = reader.GetScanMode(i); Dictionary <int, Dictionary <int, List <PeakEntry> > > maps; Dictionary <int, Dictionary <int, List <PeakEntry> > > compmaps; if (!mode_maps.TryGetValue(pkl.ScanMode, out maps)) { maps = new Dictionary <int, Dictionary <int, List <PeakEntry> > >(); mode_maps[pkl.ScanMode] = maps; } if (!mode_compmaps.TryGetValue(pkl.ScanMode, out compmaps)) { compmaps = new Dictionary <int, Dictionary <int, List <PeakEntry> > >(); mode_compmaps[pkl.ScanMode] = compmaps; } //if (i == 17047) //{ // pkl.ForEach(m => Console.WriteLine("{0}\t{1}", m.Mz, m.Intensity)); // return null; //} if (Progress.IsCancellationPending() || IsLoopStopped) { return(null); } if (!maps.ContainsKey(precursor.Charge)) { maps[precursor.Charge] = new Dictionary <int, List <PeakEntry> >(); compmaps[precursor.Charge] = new Dictionary <int, List <PeakEntry> >(); } var map = maps[precursor.Charge]; var compmap = compmaps[precursor.Charge]; var maxPeak = pkl.FindMaxIntensityPeak(); var minIntensity = maxPeak.Intensity * options.MinRelativeIntensity; double precursorMass = precursor.Charge > 0 ? PrecursorUtils.MzToMH(precursor.Mz, precursor.Charge, true) : 0.0; foreach (var peak in pkl) { if (peak.Intensity > minIntensity) { AddPeak(map, maxPeak.Intensity, i, peak); if (precursor.Charge > 0) { var peakMass = peak.Charge == 0 ? peak.Mz : PrecursorUtils.MzToMH(peak.Mz, peak.Charge, true); peakMass = precursorMass - peakMass; AddPeak(compmap, maxPeak.Intensity, i, new Peak(peakMass, peak.Intensity, peak.Charge)); } } } } } foreach (var mode in mode_maps.Keys) { var maps = mode_maps[mode]; var compmaps = mode_compmaps[mode]; var keys = (from charge in maps.Keys orderby charge select charge).ToList(); var resultFile1 = new FileInfo(string.Format("{0}/{1}.{2}.forward.ionfrequency", options.TargetDirectory, new FileInfo(fileName).Name, mode)).FullName; WriteMap(scanCounts, keys, resultFile1, maps, true); result.Add(resultFile1); var resultFile2 = new FileInfo(string.Format("{0}/{1}.{2}.backward.ionfrequency", options.TargetDirectory, new FileInfo(fileName).Name, mode)).FullName; WriteMap(scanCounts, keys, resultFile2, compmaps, false); result.Add(resultFile2); } return(result); }
public override IEnumerable <string> Process(string targetFileName) { this.reader.Progress = this.Progress; List <string> resultFile = new List <string>(); List <IsobaricItem> result = new List <IsobaricItem>(); ITraqResultXmlFormatFast format = new ITraqResultXmlFormatFast(); XmlTextWriter sw = null; if (!individual) { sw = XmlUtils.CreateWriter(targetFileName, Encoding.ASCII); ITraqResultXmlFormatFast.StartWriteDocument(sw, reader.ToString()); } try { for (int i = 0; i < rawFiles.Count(); i++) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } Progress.SetMessage(1, MyConvert.Format("Processing {0}/{1} ...", i + 1, rawFiles.Count())); using (var rawreader = RawFileFactory.GetRawFileReader(rawFiles[i])) { reader.RawReader = rawreader; ITraqResultFileDistiller distiller = new ITraqResultFileDistiller(reader, minPeakCount, plexType, isotopeImpurityCorrectionTableFileName, precursorPPMTolearnce) { Progress = this.Progress, NormalizationBuilder = this.builder }; if (individual) { string itraqFile = distiller.Process(rawFiles[i]).First(); resultFile.Add(itraqFile); } else { var curResult = distiller.GetTraqResult(rawFiles[i]); foreach (var item in curResult) { ITraqResultXmlFormatFast.WriteIsobaricItem(sw, item); } curResult = null; } GC.Collect(); GC.WaitForFullGCComplete(); } } Progress.SetMessage(0, ""); } finally { if (!individual) { sw.Close(); } } if (!individual) { var indexBuilder = new ITraqResultXmlIndexBuilder(true) { Progress = this.Progress }; indexBuilder.Process(targetFileName); resultFile.Add(targetFileName); } Progress.SetMessage(1, "Finished!"); return(resultFile); }
public override IEnumerable <string> Process(string targetPrefix) { var result = new List <string>(); Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > > mode_maps = new Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > >(); Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > > mode_compmaps = new Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > >(); Dictionary <int, int> scanCounts = new Dictionary <int, int>(); foreach (var fileName in sourceFiles) { //var fileName = fileNames.Skip(2).First(); Console.WriteLine(fileName); var name = Path.GetFileNameWithoutExtension(fileName); using (var reader = RawFileFactory.GetRawFileReader(fileName)) { var firstScan = reader.GetFirstSpectrumNumber(); var lastScan = reader.GetLastSpectrumNumber(); for (int i = firstScan; i <= lastScan; i++) { Peak precursor; string mode; if (reader.GetMsLevel(i) == 1) { precursor = new Peak(0.0, 0.0, FULLMS_CHARGE); mode = "hcd"; } else { precursor = reader.GetPrecursorPeak(i); mode = reader.GetScanMode(i); } if (!scanCounts.ContainsKey(precursor.Charge)) { scanCounts[precursor.Charge] = 1; } else { scanCounts[precursor.Charge] = scanCounts[precursor.Charge] + 1; } var pkl = reader.GetPeakList(i); if (pkl.Count == 0) { continue; } pkl.ScanMode = mode; Dictionary <int, Dictionary <int, List <PeakEntry> > > maps; Dictionary <int, Dictionary <int, List <PeakEntry> > > compmaps; if (!mode_maps.TryGetValue(pkl.ScanMode, out maps)) { maps = new Dictionary <int, Dictionary <int, List <PeakEntry> > >(); mode_maps[pkl.ScanMode] = maps; } if (!mode_compmaps.TryGetValue(pkl.ScanMode, out compmaps)) { compmaps = new Dictionary <int, Dictionary <int, List <PeakEntry> > >(); mode_compmaps[pkl.ScanMode] = compmaps; } if (!maps.ContainsKey(precursor.Charge)) { maps[precursor.Charge] = new Dictionary <int, List <PeakEntry> >(); compmaps[precursor.Charge] = new Dictionary <int, List <PeakEntry> >(); } var map = maps[precursor.Charge]; var compmap = compmaps[precursor.Charge]; var maxPeak = pkl.FindMaxIntensityPeak(); var minIntensity = maxPeak.Intensity * options.MinRelativeIntensity; double precursorMass = precursor.Charge > 0 ? PrecursorUtils.MzToMH(precursor.Mz, precursor.Charge, true) : 0.0; var filescan = string.Format("{0}_{1}", name, i); foreach (var peak in pkl) { if (peak.Intensity > minIntensity) { AddPeak(map, maxPeak.Intensity, filescan, peak); if (precursor.Charge > 0) { var peakMass = peak.Charge == 0 ? peak.Mz : PrecursorUtils.MzToMH(peak.Mz, peak.Charge, true); peakMass = precursorMass - peakMass; AddPeak(compmap, maxPeak.Intensity, filescan, new Peak(peakMass, peak.Intensity, peak.Charge)); } } } } } //break; } targetPrefix = Path.GetFileName(targetPrefix); foreach (var mode in mode_maps.Keys) { var maps = mode_maps[mode]; var compmaps = mode_compmaps[mode]; var keys = (from charge in maps.Keys orderby charge select charge).ToList(); var resultFile1 = new FileInfo(string.Format("{0}/{1}.{2}.forward.ionfrequency", options.TargetDirectory, targetPrefix, mode)).FullName; WriteMap(scanCounts, keys, resultFile1, maps, true); result.Add(resultFile1); var resultFile2 = new FileInfo(string.Format("{0}/{1}.{2}.backward.ionfrequency", options.TargetDirectory, targetPrefix, mode)).FullName; WriteMap(scanCounts, keys, resultFile2, compmaps, false); result.Add(resultFile2); } return(result); }
public override IEnumerable <string> Process() { var format = new MascotPeptideTextFormat(); var spectra = format.ReadFromFile(options.InputFile); var peptideMap = spectra.ToGroupDictionary(m => m.Query.FileScan.Experimental.ToLower()); var rawfiles = Directory.GetFiles(options.RawDirectory, "*.raw", SearchOption.AllDirectories).ToDictionary(m => Path.GetFileNameWithoutExtension(m).ToLower()); var rententionWindow = options.RetentionTimeWindow; var missed = peptideMap.Keys.Except(rawfiles.Keys).ToArray(); if (missed.Length > 0) { throw new Exception(string.Format("Cannot find raw file of {0} in directory {1}", missed.Merge("/"), options.RawDirectory)); } var option = new ParallelOptions() { //MaxDegreeOfParallelism = Math.Min(1, peptideMap.Count), MaxDegreeOfParallelism = Math.Min(Environment.ProcessorCount, peptideMap.Count), }; Parallel.ForEach(peptideMap, option, raw => { //foreach (var raw in peptideMap) //{ var peptides = raw.Value; Progress.SetMessage("Preparing isotopic for " + raw.Key + " ..."); var waitingPeaks = new List <ChromatographProfile>(); foreach (var peptide in peptides) { string file = GetTargetFile(peptide); var chro = new ChromatographProfile() { Experimental = peptide.Query.FileScan.Experimental, IdentifiedScan = peptide.Query.FileScan.FirstScan, ObservedMz = peptide.GetPrecursorMz(), TheoreticalMz = peptide.GetTheoreticalMz(), Charge = peptide.Query.Charge, Sequence = peptide.Peptide.PureSequence, FileName = Path.GetFileName(file) }; chro.InitializeIsotopicIons(options.MzTolerancePPM); waitingPeaks.Add(chro); } if (waitingPeaks.Count == 0) { //continue; return; } Dictionary <string, List <ChromatographProfile> > resultMap = new Dictionary <string, List <ChromatographProfile> >(); List <FullMS> fullMSList = new List <FullMS>(); Progress.SetMessage("Reading full ms list from " + rawfiles[raw.Key] + "..."); using (var rawReader = new CacheRawFile(RawFileFactory.GetRawFileReader(rawfiles[raw.Key]))) { var firstScan = rawReader.GetFirstSpectrumNumber(); var lastScan = rawReader.GetLastSpectrumNumber(); for (int scan = firstScan; scan <= lastScan; scan++) { var mslevel = rawReader.GetMsLevel(scan); if (mslevel == 1) { fullMSList.Add(new FullMS() { Scan = scan, RetentionTime = rawReader.ScanToRetentionTime(scan), Peaks = null }); } } var chroGroups = waitingPeaks.GroupBy(chro => string.Format("{0}_{1:0.0000}", chro.Sequence, chro.TheoreticalMz)); foreach (var chroGroup in chroGroups) { List <ChromatographProfile> profileChros = new List <ChromatographProfile>(); foreach (var chro in chroGroup.OrderBy(m => m.IdentifiedScan)) { var masterScanIndex = 0; for (int i = 1; i < fullMSList.Count; i++) { if (chro.IdentifiedScan < fullMSList[i].Scan) { break; } masterScanIndex = i; } var masterScan = fullMSList[masterScanIndex].Scan; var masterRetentionTime = fullMSList[masterScanIndex].RetentionTime; bool bExist = false; foreach (var profileChro in profileChros) { foreach (var pkl in profileChro.Profiles) { if (pkl.Scan == fullMSList[masterScanIndex].Scan) { pkl.Identified = true; bExist = true; break; } } if (bExist) { break; } } if (bExist) { continue; } Progress.SetMessage("Processing {0} : {1:0.#####} : {2} : {3}", chro.Sequence, chro.ObservedMz, chro.IdentifiedScan, Path.GetFileName(chro.FileName)); for (int scanIndex = masterScanIndex; scanIndex >= 0; scanIndex--) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } var curRetentionTime = fullMSList[scanIndex].RetentionTime; if (masterRetentionTime - curRetentionTime > rententionWindow) { break; } if (!AddEnvelope(chro, rawReader, fullMSList, scanIndex)) { break; } if (scanIndex == masterScanIndex) { chro.Profiles.Last().Identified = true; } } chro.Profiles.Reverse(); for (int scanIndex = masterScanIndex + 1; scanIndex < fullMSList.Count; scanIndex++) { if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } var curRetentionTime = fullMSList[scanIndex].RetentionTime; if (curRetentionTime - masterRetentionTime > rententionWindow) { break; } if (!AddEnvelope(chro, rawReader, fullMSList, scanIndex)) { break; } } profileChros.Add(chro); } profileChros.RemoveAll(l => l.Profiles.Count < options.MinimumScanCount); profileChros.Sort((m1, m2) => m2.Profiles.Count.CompareTo(m1.Profiles.Count)); bool bMain = true; foreach (var chro in profileChros) { string filename; if (bMain) { filename = Path.Combine(GetTargetDirectory(chro.Experimental), chro.FileName); } else { filename = Path.Combine(GetTargetSubDirectory(chro.Experimental), Path.ChangeExtension(chro.FileName, ".sub" + Path.GetExtension(chro.FileName))); } bMain = false; new ChromatographProfileTextWriter().WriteToFile(filename, chro); new ChromatographProfileXmlFormat().WriteToFile(filename + ".xml", chro); } } } } ); Progress.SetMessage("Finding boundaries ..."); var boundaryOptions = new RTemplateProcessorOptions() { InputFile = targetDir, OutputFile = options.OutputFile, RTemplate = BoundaryR, RExecute = SystemUtils.GetRExecuteLocation(), CreateNoWindow = true }; new RTemplateProcessor(boundaryOptions) { Progress = this.Progress }.Process(); return(new string[] { options.OutputFile }); }
public override IEnumerable <string> Process(string fileName) { var result = new List <string>(); Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > > mode_maps = new Dictionary <string, Dictionary <int, Dictionary <int, List <PeakEntry> > > >(); Dictionary <int, int> scanCounts = new Dictionary <int, int>(); using (var reader = RawFileFactory.GetRawFileReader(fileName)) { var firstScan = reader.GetFirstSpectrumNumber(); var lastScan = reader.GetLastSpectrumNumber(); for (int i = firstScan; i <= lastScan; i++) { if (reader.GetMsLevel(i) != 2) { continue; } var precursor = reader.GetPrecursorPeak(i); if (!scanCounts.ContainsKey(precursor.Charge)) { scanCounts[precursor.Charge] = 1; } else { scanCounts[precursor.Charge] = scanCounts[precursor.Charge] + 1; } var pkl = reader.GetPeakList(i); if (pkl.Count == 0) { continue; } pkl.ScanMode = reader.GetScanMode(i); Dictionary <int, Dictionary <int, List <PeakEntry> > > maps; if (!mode_maps.TryGetValue(pkl.ScanMode, out maps)) { maps = new Dictionary <int, Dictionary <int, List <PeakEntry> > >(); mode_maps[pkl.ScanMode] = maps; } if (Progress.IsCancellationPending() || IsLoopStopped) { return(null); } if (!maps.ContainsKey(precursor.Charge)) { maps[precursor.Charge] = new Dictionary <int, List <PeakEntry> >(); } var map = maps[precursor.Charge]; var maxPeak = pkl.FindMaxIntensityPeak(); var minIntensity = maxPeak.Intensity * options.MinRelativeIntensity; foreach (var peak in pkl) { if (peak.Intensity > minIntensity) { var peakMass = peak.Mz - precursor.Mz; var mztolerance = PrecursorUtils.ppm2mz(peak.Mz, options.ProductIonPPM); AddPeak(map, maxPeak.Intensity, i, new Peak(peakMass, peak.Intensity, peak.Charge), mztolerance); } } } } foreach (var mode in mode_maps.Keys) { var maps = mode_maps[mode]; var keys = (from charge in maps.Keys orderby charge select charge).ToList(); var resultFile1 = new FileInfo(string.Format("{0}/{1}.{2}.precursor_delta.ionfrequency", options.TargetDirectory, new FileInfo(fileName).Name, mode)).FullName; WriteMap(scanCounts, keys, resultFile1, maps, true); result.Add(resultFile1); } return(result); }
public override List <OffsetEntry> GetOffsets(string fileName) { var result = new List <OffsetEntry>(); foreach (var ion in monitorIons) { ion.PrecursorPPM = this.maxShiftPPM; ion.OffsetPPM = 0; } using (var reader = new CacheRawFile(RawFileFactory.GetRawFileReader(fileName))) { DoGetOffsets(result, reader, "Processing " + fileName + ", first round ..."); var firstScan = reader.GetFirstSpectrumNumber(); var lastScan = reader.GetLastSpectrumNumber(); var dic = result.ToDictionary(m => m.Scan); SetMessage("Processing " + fileName + ", second round ..."); SetRange(firstScan, lastScan); for (int scan = firstScan; scan <= lastScan; scan++) { if (reader.GetMsLevel(scan) == 1) { SetPosition(scan); if (IsLoopStopped) { return(null); } if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } var pkl = reader.GetPeakList(scan); var rt = reader.ScanToRetentionTime(scan); var offsetEntry = dic[scan]; foreach (var ion in monitorIons) { ion.PrecursorPPM = this.precursorPPM; ion.OffsetPPM = offsetEntry.InitValue.MedianInWindow; } var offsetValues = GetOffsetsFromPeakList(pkl); if (offsetValues.Count > 0) { offsetEntry.RefineValue.IonOffset = GetWeightedPPM(offsetValues); offsetEntry.RefineValue.Count = offsetValues.Count; } else { offsetEntry.RefineValue.IonOffset = 0.0; offsetEntry.RefineValue.Count = 0; } } } CalculateOffset(result, m => m.RefineValue); } return(result); }
protected virtual IEnumerable <string> DoProcess(string fileName, List <int> ignoreScans, int lastScan, bool bContinue) { var result = new List <string>(); bool bReadAgain = false; using (var rawReader = RawFileFactory.GetRawFileReader(fileName)) { try { if (!bContinue) { DoInitialize(rawReader, fileName); } string experimental = rawReader.GetFileNameWithoutExtension(fileName); SetMessage("Processing " + fileName + " ..."); int firstSpectrumNumber = rawReader.GetFirstSpectrumNumber(); int lastSpectrumNumber = rawReader.GetLastSpectrumNumber(); //int firstSpectrumNumber = 79800; SetRange(firstSpectrumNumber, lastSpectrumNumber); lastScan = Math.Max(lastScan, firstSpectrumNumber); for (int scan = lastScan; scan <= lastSpectrumNumber; scan++) { lastScan = scan; if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } if (IsLoopStopped) { return(result); } if (ignoreScans.Contains(scan)) { continue; } SetPosition(scan); int msLevel = rawReader.GetMsLevel(scan); if (!DoAcceptMsLevel(msLevel)) { continue; } //Console.WriteLine("Reading scan {0}", scan); PeakList <Peak> pkl; try { PrecursorPeak precursor = null; if (msLevel > 1) { precursor = new PrecursorPeak(rawReader.GetPrecursorPeak(scan)); } pkl = rawReader.GetPeakList(scan); pkl.MsLevel = msLevel; pkl.Experimental = experimental; pkl.ScanMode = rawReader.GetScanMode(scan); pkl.Precursor = precursor; if (msLevel > 1 && precursor.Charge == 0) { precursor.Charge = PrecursorUtils.GuessPrecursorCharge(pkl, pkl.PrecursorMZ); } } catch { Console.WriteLine("Scan {0} ignored.", scan); ignoreScans.Add(scan); File.WriteAllLines(GetIgnoreScanFile(fileName), (from i in ignoreScans let s = i.ToString() select s).ToArray()); bReadAgain = true; break; } PeakList <Peak> pklProcessed; if (msLevel > 1) { if (null == this.PeakListProcessor || (options.ExtractRawMS3 && pkl.MsLevel >= 3)) { pklProcessed = pkl; } else { pklProcessed = this.PeakListProcessor.Process(pkl); } } else { pklProcessed = pkl; } if (null != pklProcessed && pklProcessed.Count > 0) { DoWritePeakList(rawReader, pklProcessed, fileName, result); } } } finally { if (!bReadAgain) { DoFinalize(bReadAgain, rawReader, fileName, result); } } } if (bReadAgain) { return(DoProcess(fileName, ignoreScans, lastScan, true)); } else { return(result); } }
private List <SrmScan> GetMRMScans(string directory) { var fileName = GetPeakFileName(directory); if (File.Exists(fileName)) { SetProgressMessage("Reading scan from " + fileName + " ..."); return(new SrmScanFileFormat().ReadFromFile(fileName)); } else { List <PeakList <Peak> > pkls = new List <PeakList <Peak> >(); SetProgressMessage("Reading scan from " + directory + " ..."); IRawFile reader = RawFileFactory.GetRawFileReader(directory); try { var firstCount = reader.GetFirstSpectrumNumber(); var lastCount = reader.GetLastSpectrumNumber(); Progress.SetRange(firstCount, lastCount); Progress.SetPosition(firstCount); for (int i = firstCount; i <= lastCount; i++) { if (reader.GetMsLevel(i) != 2) { continue; } if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } Progress.Increment(1); var pkl = reader.GetPeakList(i); var precursor = reader.GetPrecursorPeak(i); if (precursor != null) { pkl.PrecursorMZ = precursor.Mz; pkl.PrecursorCharge = precursor.Charge; } pkl.ScanTimes.Add(new ScanTime(i, reader.ScanToRetentionTime(i))); pkls.Add(pkl); } List <SrmScan> result = new List <SrmScan>(); pkls.ForEach(m => m.ForEach(n => result.Add(new SrmScan(m.PrecursorMZ, n.Mz, m.ScanTimes[0].RetentionTime, n.Intensity, true)))); new SrmScanFileFormat().WriteToFile(fileName, result); SetProgressMessage("finished."); return(result); } finally { reader.Close(); } } }
public override IEnumerable <string> Process(string fileName) { Dictionary <int, List <PeakEntry> > maps = new Dictionary <int, List <PeakEntry> >(); Dictionary <int, List <PeakEntry> > compmaps = new Dictionary <int, List <PeakEntry> >(); Dictionary <int, int> scanCounts = new Dictionary <int, int>(); using (var reader = RawFileFactory.GetRawFileReader(fileName)) { //var firstScan = 17047; //var lastScan = 17047; var firstScan = reader.GetFirstSpectrumNumber(); var lastScan = reader.GetLastSpectrumNumber(); for (int i = firstScan; i <= lastScan; i++) { Peak precursor; if (reader.GetMsLevel(i) == 1) { precursor = new Peak(0.0, 0.0, FULLMS_CHARGE); } else { precursor = reader.GetPrecursorPeak(i); } if (!scanCounts.ContainsKey(precursor.Charge)) { scanCounts[precursor.Charge] = 1; } else { scanCounts[precursor.Charge] = scanCounts[precursor.Charge] + 1; } var pkl = reader.GetPeakList(i); if (pkl.Count == 0) { continue; } if (Progress.IsCancellationPending() || IsLoopStopped) { return(null); } if (!maps.ContainsKey(precursor.Charge)) { maps[precursor.Charge] = new List <PeakEntry>(); compmaps[precursor.Charge] = new List <PeakEntry>(); } var ions = maps[precursor.Charge]; var compIons = compmaps[precursor.Charge]; var maxPeak = pkl.FindMaxIntensityPeak(); var minIntensity = maxPeak.Intensity * this.minRelativeIntensity; double precursorMass = precursor.Charge > 0 ? PrecursorUtils.MzToMass(precursor.Mz, precursor.Charge, true) : 0.0; foreach (var peak in pkl) { if (peak.Intensity > minIntensity) { AddPeak(ions, maxPeak.Intensity, i, peak); if (precursor.Charge > 0) { var peakMass = peak.Charge == 0 ? peak.Mz : PrecursorUtils.MzToMass(peak.Mz, peak.Charge, true); peakMass = precursorMass - peakMass; AddPeak(compIons, maxPeak.Intensity, i, new Peak(peakMass, peak.Intensity, peak.Charge)); } } } pkl.Clear(); } } var keys = (from charge in maps.Keys orderby charge select charge).ToList(); var resultFile1 = new FileInfo(targetDir + "//" + new FileInfo(fileName).Name + ".forward.ionfrequency").FullName; WriteMap(scanCounts, keys, resultFile1, maps, true); var resultFile2 = new FileInfo(targetDir + "//" + new FileInfo(fileName).Name + ".backward.ionfrequency").FullName; WriteMap(scanCounts, keys, resultFile2, compmaps, false); return(new string[] { resultFile1, resultFile2 }); }
public override IEnumerable <string> Process() { var format = new MascotPeptideTextFormat(); var expPeptidesMap = format.ReadFromFile(options.PeptideFile).GroupBy(m => m.Query.FileScan.Experimental).ToDictionary(m => m.Key, m => m.ToList()); var expRawfileMap = options.RawFiles.ToDictionary(m => Path.GetFileNameWithoutExtension(m)); foreach (var exp in expPeptidesMap.Keys) { if (!expRawfileMap.ContainsKey(exp)) { throw new Exception(string.Format("Raw file of {0} is not assigned in RawFiles.", exp)); } } var ms2list = new List <MS2Item>(); foreach (var exp in expPeptidesMap.Keys) { var rawfile = expRawfileMap[exp]; var peptides = expPeptidesMap[exp]; using (var reader = RawFileFactory.GetRawFileReader(rawfile, false)) { var firstScan = reader.GetFirstSpectrumNumber(); var lastScan = reader.GetLastSpectrumNumber(); Progress.SetRange(0, peptides.Count); Progress.SetMessage("Extracting MS2/MS3 information ..."); int count = 0; foreach (var peptide in peptides) { count++; Progress.SetPosition(count); var ms2 = new MS2Item() { Peptide = peptide.Peptide.Sequence, Precursor = peptide.GetPrecursorMz(), Charge = peptide.Query.Charge, Modification = peptide.Modifications, FileScans = new SequestFilename[] { peptide.Query.FileScan }.ToList(), Score = peptide.Score, ExpectValue = peptide.ExpectValue, Proteins = peptide.GetProteins("/") }; for (int ms3scan = peptide.Query.FileScan.FirstScan + 1; ms3scan < lastScan; ms3scan++) { var mslevel = reader.GetMsLevel(ms3scan); if (mslevel != 3) { break; } var pkl = reader.GetPeakList(ms3scan); if (pkl.Count == 0) { continue; } var precursor = reader.GetPrecursorPeak(ms3scan); pkl.PrecursorMZ = precursor.Mz; ms2.MS3Spectra.Add(new MS3Item(pkl)); } if (ms2.MS3Spectra.Count > 0) { ms2list.Add(ms2); } } } } Progress.SetMessage("Merging MS2 by peptide and charge ..."); var ms2group = ms2list.GroupBy(m => string.Format("{0}:{1}", m.Peptide, m.Charge)).ToList(); var ms2library = new List <MS2Item>(); foreach (var g in ms2group) { if (g.Count() < options.MinIdentifiedSpectraPerPeptide) { continue; } var gitem = g.First(); gitem.CombinedCount = g.Count(); gitem.Precursor = g.Average(m => m.Precursor); gitem.Score = g.Max(m => m.Score); gitem.ExpectValue = g.Min(m => m.ExpectValue); gitem.FileScans = (from gg in g from fs in gg.FileScans select fs).ToList(); foreach (var ms2 in g.Skip(1)) { gitem.MS3Spectra.AddRange(ms2.MS3Spectra); } ms2library.Add(gitem); } ms2library.Sort((m1, m2) => { var res = m1.Peptide.CompareTo(m2.Peptide); if (res == 0) { res = m1.Charge.CompareTo(m2.Charge); } return(res); }); new MS2ItemXmlFormat().WriteToFile(options.OutputUncombinedFile, ms2library); Progress.SetMessage("Combing MS3 by precursor ..."); var builder = new BestSpectrumTopSharedPeaksBuilder(options.FragmentPPMTolerance, options.MaxFragmentPeakCount); ms2library.ForEach(m => m.CombineMS3Spectra(builder, options.PrecursorPPMTolerance)); Progress.SetMessage("Initialize terminal loss ..."); var aas = options.GetAminoacids(); ms2library.ForEach(l => l.InitTerminalLoss(aas, options.MaxTerminalLossLength, options.MinSequenceLength)); new MS2ItemXmlFormat().WriteToFile(options.OutputFile, ms2library); Progress.End(); return(new[] { options.OutputFile, options.OutputUncombinedFile }); }
private List <MS2Item> GetCandidateMs2ItemList(Dictionary <string, string> expRawfileMap, Dictionary <string, HashSet <int> > expScanMap) { var result = new List <MS2Item>(); foreach (var exp in expRawfileMap.Keys) { var rawfile = expRawfileMap[exp]; var scans = expScanMap.ContainsKey(exp) ? expScanMap[exp] : new HashSet <int>(); Progress.SetMessage("Reading MS2/MS3 from {0} ...", rawfile); using (var reader = RawFileFactory.GetRawFileReader(rawfile, false)) { var firstScan = reader.GetFirstSpectrumNumber(); var lastScan = reader.GetLastSpectrumNumber(); Progress.SetRange(firstScan, lastScan); for (int scan = firstScan; scan < lastScan; scan++) { var msLevel = reader.GetMsLevel(scan); if (msLevel != 2) { continue; } if (scans.Contains(scan)) { continue; } if (Progress.IsCancellationPending()) { throw new UserTerminatedException(); } Progress.SetPosition(scan); var ms2precursor = reader.GetPrecursorPeak(scan); var ms2 = new MS2Item() { Precursor = ms2precursor.Mz, Charge = ms2precursor.Charge, FileScans = new SequestFilename[] { new SequestFilename(exp, scan, scan, ms2precursor.Charge, string.Empty) }.ToList() }; for (int ms3scan = scan + 1; ms3scan < lastScan; ms3scan++) { var mslevel = reader.GetMsLevel(ms3scan); if (mslevel != 3) { scan = ms3scan - 1; break; } var pkl = reader.GetPeakList(ms3scan); if (pkl.Count == 0) { continue; } var ms3precursor = reader.GetPrecursorPeak(ms3scan); pkl.PrecursorMZ = ms3precursor.Mz; ms2.MS3Spectra.Add(new MS3Item(pkl)); } if (ms2.MS3Spectra.Count > 0) { result.Add(ms2); } } } } return(result); }
public override void Update(object sender, UpdateQuantificationItemEventArgs e) { var summary = e.Item as O18QuantificationSummaryItem; if (summary == null) { throw new ArgumentNullException("UpdateQuantificationItemEventArgs.Item cannot be null"); } panel.InitGraphPane(this.title, "m/z", "Intensity", true, 0.0); ZedGraphicExtension.ClearData(zgcGraph, false); try { var envelope = summary.ObservedEnvelopes.Find(m => m.IsSelected); if (envelope == null) { return; } panel.InitGraphPane(this.title + ", Scan=" + envelope.Scan.ToString(), "m/z", "Intensity", true, 0.0); double minMz = envelope[0].Mz - 1.0; double maxMz = envelope[envelope.Count - 1].Mz + 1.0; zgcGraph.GraphPane.XAxis.Scale.Min = minMz; zgcGraph.GraphPane.XAxis.Scale.Max = maxMz; var ppl = new PointPairList(); envelope.ForEach(p => { if (p.Intensity > 0) { ppl.Add(p.Mz, p.Intensity); } }); panel.AddIndividualLine("Isotopic Envelope", ppl, Color.Red); panel.AddTextUp(ppl, 5, (m => m.X.ToString("0.0000"))); var halfMax = (from env in envelope select env.Intensity).Max() / 2; ppl.Clear(); envelope.ForEach(p => { if (p.Intensity == 0) { ppl.Add(p.Mz, halfMax); } }); panel.AddIndividualLine("", ppl, defaultColor: Color.Red, dStyle: DashStyle.Dash); panel.AddTextUp(ppl, 5, (m => m.X.ToString("0.0000"))); if (File.Exists(summary.RawFilename)) { if (rawFile == null) { rawFile = RawFileFactory.GetRawFileReader(summary.RawFilename); } else if (!rawFile.FileName.Equals(summary.RawFilename)) { rawFile.Close(); rawFile = RawFileFactory.GetRawFileReader(summary.RawFilename); } PeakList <Peak> pkl = rawFile.GetPeakList(envelope.ScanTimes[0].Scan); var pplRaw = new PointPairList(); for (int i = 0; i < pkl.Count; i++) { if (pkl[i].Mz < minMz) { continue; } else if (pkl[i].Mz > maxMz) { break; } pplRaw.Add(pkl[i].Mz, -pkl[i].Intensity); } panel.AddIndividualLine("PeakList From RawFile", pplRaw, Color.Blue); panel.AddTextDown(pplRaw, 5, (m => m.X.ToString("0.0000"))); /* * foreach (var p in ppl) * { * if (p.Y == 0) * { * double ppm = double.MaxValue; * double ppmAbs = Math.Abs(ppm); * foreach (var pp in pplRaw) * { * double ppmCur = PrecursorUtils.mz2ppm(pp.X, pp.X - p.X); * double ppmCurAbs = Math.Abs(ppmCur); * if (Math.Abs(ppmCur) < ppmAbs) * { * ppm = ppmCur; * ppmAbs = ppmCurAbs; * } * * if (pp.X > p.X) * { * break; * } * } * * p.Z = ppm; * } * } */ } } finally { ZedGraphicExtension.UpdateGraph(zgcGraph); } }