Class: Ms::Sequest::Sqt::Spectrum
- Inherits:
-
Object
- Object
- Ms::Sequest::Sqt::Spectrum
- Defined in:
- lib/ms/sequest/sqt.rb
Overview
0=first_scan 1=last_scan 2=charge 3=time_to_process 4=node 5=mh 6=total_intensity 7=lowest_sp 8=num_matched_peptides 9=matches
Constant Summary collapse
- Leader =
'S'
Class Method Summary collapse
- .set_deltacn(spectra) ⇒ Object
-
.spectra_from_handle(fh, base_name, percolator_results = false) ⇒ Object
assumes the first line starts with an āSā.
Instance Method Summary collapse
-
#from_line(line) ⇒ Object
returns an array -> [the next spectra line (or nil if eof), spectrum].
Class Method Details
.set_deltacn(spectra) ⇒ Object
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# File 'lib/ms/sequest/sqt.rb', line 275 def self.set_deltacn(spectra) spectra.each do |spec| matches = spec.matches if matches.size > 0 (0...(matches.size-1)).each do |i| matches[i].deltacn = matches[i+1].deltacn_orig end matches[-1].deltacn = 1.1 end end spectra end |
.spectra_from_handle(fh, base_name, percolator_results = false) ⇒ Object
assumes the first line starts with an āSā
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# File 'lib/ms/sequest/sqt.rb', line 238 def self.spectra_from_handle(fh, base_name, percolator_results=false) peps = [] spectra = [] while line = fh.gets case line[0,1] when Ms::Sequest::Sqt::Spectrum::Leader spectrum = Ms::Sequest::Sqt::Spectrum.new.from_line( line ) spectra << spectrum matches = [] spectrum.matches = matches when Ms::Sequest::Sqt::Match::Leader match_klass = if percolator_results Ms::Sequest::Sqt::Match::Percolator else Ms::Sequest::Sqt::Match end match = match_klass.new.from_line( line ) match[10,3] = spectrum[0,3] match[15] = base_name matches << match peps << match loci = [] match.loci = loci matches << match when Ms::Sequest::Sqt::Locus::Leader line.chomp! key = line.split(Ms::Sequest::Sqt::Delimiter)[1] locus = Ms::Sequest::Sqt::Locus.new.from_line( line ) loci << locus end end # set the deltacn: set_deltacn(spectra) [spectra, peps] end |
Instance Method Details
#from_line(line) ⇒ Object
returns an array -> [the next spectra line (or nil if eof), spectrum]
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# File 'lib/ms/sequest/sqt.rb', line 291 def from_line(line) line.chomp! ar = line.split(Ms::Sequest::Sqt::Delimiter) self[0] = ar[1].to_i self[1] = ar[2].to_i self[2] = ar[3].to_i self[3] = ar[4].to_f self[4] = ar[5] self[5] = ar[6].to_f self[6] = ar[7].to_f self[7] = ar[8].to_f self[8] = ar[9].to_i self[9] = [] self end |