Class: MusicSetTheory::NoteSeqScale

Inherits:
NoteSeq
  • Object
show all
Defined in:
lib/music_set_theory/scales.rb,
lib/music_set_theory/scales.rb

Constant Summary

Constants included from MusUtility

MusUtility::SPACECOMMA

Constants included from Temperament

Temperament::CHROM_NAT_NOTES, Temperament::CHROM_NAT_NOTE_POS, Temperament::CHROM_SIZE, Temperament::MNU_FLAT, Temperament::MNU_NATURAL, Temperament::MNU_SHARP, Temperament::M_FLAT, Temperament::M_NATURAL, Temperament::M_SHARP, Temperament::NSEQ_CHORD, Temperament::NSEQ_SCALE, Temperament::NSEQ_TYPE_HASH, Temperament::RE_NOTEPARSE, Temperament::RE_SHARP, Temperament::WestTemp, Temperament::WestTment

Instance Attribute Summary

Attributes inherited from NoteSeq

#nseq_abbrev, #nseq_name, #nseq_nat_posns, #nseq_other_abbrevs, #nseq_posn, #nseq_synonyms, #nseq_temp, #nseq_type

Instance Method Summary collapse

Methods inherited from NoteSeq

#get_notes_for_key, #get_posn_for_offset, #register_with_temp

Methods included from MusUtility

#deep_freeze, #deep_melt, #enl_seq, #multislice, #norm_seq, #repseq, #rotate, #rotate_and_zero, #scalar_addition, #seqtostr

Methods included from Temperament

#WestTempNew, WestTempNew, #un_unicode_accdtls

Constructor Details

#initialize(nseq_name, nseq_temp, nseq_posn, nseq_nat_posns, nseq_modes = [], debug_f: false) ⇒ NoteSeqScale

Args

nseq_name

name of scale.

nseq_temp

temperament for scale.

nseq_posn

position of notes in scale.

nseq_nat_posns

natural note positions for notes in scales.

nseq_modes

a sequence of modes for the scale, listed in order of position.



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# File 'lib/music_set_theory/scales.rb', line 300

def initialize( nseq_name, nseq_temp, nseq_posn, nseq_nat_posns,
                nseq_modes = [], debug_f: false )
  #
  return super(
    nseq_name, NSEQ_SCALE, nseq_temp, nseq_posn, nseq_nat_posns
  ) if nseq_modes.empty?

  ###
  super(nseq_name, NSEQ_SCALE, nseq_temp, nseq_posn, nseq_nat_posns,
        nseq_abbrev: "", nseq_synonyms: [nseq_modes[0]])

  new_nseq_pos      = nseq_posn
  new_nseq_nat_pos  = nseq_nat_posns

  # This creates more instances of noteseq_scales - all for the different
  # modes.
  # By creating them, they will be automatically connected to the
  # appropriate temperament's dictionary.
  for i in 1...nseq_posn.size
    $stderr.puts "{#{__method__}} new_nseq_pos: #{new_nseq_pos.inspect}," +
      " new_nseq_nat_pos: #{new_nseq_nat_pos.inspect}" if debug_f

    new_nseq_pos     = rotate_and_zero(new_nseq_pos, 1, nseq_temp.no_keys)
    new_nseq_nat_pos = rotate_and_zero(new_nseq_nat_pos, 1,
                         nseq_temp.no_nat_keys)

    # create an other scale.
    NoteSeqScale.new(
      nseq_modes[i], nseq_temp, new_nseq_pos, new_nseq_nat_pos)
  end
end

Instance Method Details

#to_s ⇒ Object 



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# File 'lib/music_set_theory/scales.rb', line 332

def to_s
  self.nseq_name.to_s
end