def make_mixed_segmented_fields_score():
score = Score([])
staff = Staff([])
staff.accidental.style = 'forget'
score.append(staff)
duration = Fraction(1, 16)
for field in manifolds.etc.pitch.mixed_segmented_fields:
for segment in field:
measure = AnonymousMeasure([])
measure.denominator = 16
tuplet = FixedDurationTuplet((3, 8), [])
measure.append(tuplet)
if min(segment) <= -1:
measure.clef.forced = Clef('bass')
else:
measure.clef.forced = Clef('treble')
notes = [Note(x, duration) for x in segment]
tuplet.extend(notes)
if 31 < max(segment):
spanner = Octavation(tuplet)
spanner.start = 1
measure.insert(0, Rest((1, 16)))
measure.append(Rest((1, 16)))
staff.append(measure)
measure.formatter.number.self = 'comment'
measure.barline.kind = '||'
measure.breaks.line = True
measure.barline.kind = '|.'
score.rest.transparent = True
score.meter.break_visibility = Function('end-of-line-invisible')
score.clef.break_visibility = Function('end-of-line-invisible')
pitchtools.make_sharp(score)
score.tupletnumber.stencil = False
score.tupletbracket.stencil = False
#indicator = FixedSystemsIndicator(
# (0, 20, 40, 60, 80, 100, 120, 140, 160, 180, 200), 1)
#layout.apply_fixed_systems_indicator(staff, indicator)
staves = StaffAlignmentOffsets(0)
systems = SystemYOffsets(20, 10, 1)
positioning = FixedStaffPositioning(systems, staves)
layout.apply_fixed_staff_positioning(staff, positioning)
return score
def make_labeled_mixed_fields_score():
score = Score([])
segmentation_series = manifolds.etc.pitch.segmentation_series
fields = manifolds.etc.pitch.mixed_segmented_fields
duration = Fraction(1, 16)
measures_per_line = 6
## for eight *pairs of* fields
for i in range(len(fields) / 2):
## for the first or second member of each pair
for member in ('first', 'second'):
## find a sequence between 0 and 15, inclusive
if member == 'first':
field_sequence = i
else:
field_sequence = i + 8
## find a field number between 1 and 8, inclusive
field_number = (field_sequence + 6) % 8 + 1
## find direction of segmentation
if segmentation_series[field_sequence] == -1:
direction = 'L'
elif segmentation_series[field_sequence] == 1:
direction = 'R'
else:
raise ValueError
## find name for first system
name = Markup(
r'\hcenter-in #12 \box \pad-markup #1 \bold { %s%s }' % (
direction, field_number))
## find name for second system
if direction == 'L':
second_system_direction = 'R'
else:
second_system_direction = 'L'
short_name = Markup(
r'\hcenter-in #12 \box \pad-markup #1 \bold { %s%s }' % (
second_system_direction, field_number))
## if first field in pair
if member == 'first':
## set up a staff
staff = Staff([])
staff.accidental.style = 'forget'
staff.instrument.name = name
staff.instrument.short_name = short_name
score.append(staff)
## get field to lay out, from 0 to 15, inclusive
field = fields[field_sequence]
## lay out field as a single line of music
for segment_number, segment in enumerate(field):
measure = AnonymousMeasure([])
measure.denominator = 16
# if segment_number == 0:
# if member == 'second':
# print name
# directive = r'\set Staff.shortInstrumentName = %s'
# directive %= name.format
# measure.directives.before.append(directive)
tuplet = FixedDurationTuplet((3, 8), [])
measure.append(tuplet)
if min(segment) <= -1:
measure.clef.forced = Clef('bass')
else:
measure.clef.forced = Clef('treble')
notes = [Note(x, duration) for x in segment]
tuplet.extend(notes)
if 31 < max(segment) < 36:
spanner = Octavation(tuplet)
spanner.start = 1
elif 36 <= max(segment):
spanner = Octavation(tuplet)
spanner.start = 2
measure.insert(0, Rest((1, 16)))
measure.append(Rest((1, 16)))
staff.append(measure)
# segment_letter = chr(ord('a') + segment_number)
# segment_id = r'\circle \pad-markup #0.25 { %s }'
# segment_id %= segment_letter
# tuplet.leaves[0].markup.up.append(segment_id)
segment_center = float(sum(segment)) / len(segment)
segment_center = round(segment_center, 1)
if int(segment_center) == segment_center:
markup = r'\bold { %s }' % int(segment_center)
else:
markup = r'\bold { %.1f }' % segment_center
tuplet.leaves[0].markup.down.append(markup)
extra_measure_count = measures_per_line - (segment_number + 1)
for j in range(extra_measure_count):
measure = AnonymousMeasure([])
measure.extend(construct.rests([(1, 16), (3, 8), (1, 16)]))
measure.dots.transparent = True
staff.append(measure)
measure.barline.kind = '||'
measure.breaks.line = True
measure.barline.kind = '|.'
score.rest.transparent = True
score.meter.break_visibility = Function('end-of-line-invisible')
#score.clef.break_visibility = Function('end-of-line-invisible')
pitchtools.make_sharp(score)
for i, measure in enumerate(iterate.naive(score, AnonymousMeasure)):
measure.formatter.number.self = 'comment'
if not i % 6 == 5:
measure.breaks.whitespace = Fraction(1, 16)
score.tupletnumber.stencil = False
score.tupletbracket.stencil = False
score[0][measures_per_line - 1].breaks.page = True
alignment_offsets = [-25 * x for x in range(8)]
score[0][0].breaks.x = 10
score[0][0].breaks.y = 30
score[0][0].breaks.alignment_offsets = alignment_offsets
score[0][measures_per_line].breaks.x = 10
score[0][measures_per_line].breaks.y = 15
score[0][measures_per_line].breaks.alignment_offsets = alignment_offsets
return score
def make_segmented_pitch_fields_score(bigger):
duration = Fraction(1, 16)
score = Score([])
score.append(PianoStaff([]))
piano_staff = score[0]
piano_staff.extend([Staff([]), Staff([])])
treble = piano_staff[0]
bass = piano_staff[1]
treble.clef.forced = Clef('treble')
treble.accidental.style = 'forget'
bass.clef.forced = Clef('bass')
bass.accidental.style = 'forget'
if bigger == 'left':
segmented_pitch_fields = manifolds.etc.pitch.left_segmented_fields
elif bigger == 'right':
segmented_pitch_fields = manifolds.etc.pitch.right_segmented_fields
else:
raise ValueError
for i, segmented_pitch_field in enumerate(segmented_pitch_fields):
field_number = (i + 6) % 8 + 1
segment_number = 0
for segment in segmented_pitch_field:
segment = Chord(segment, duration)
treble_measure = AnonymousMeasure()
bass_measure = AnonymousMeasure()
treble_measure.denominator = 16
bass_measure.denominator = 16
for note in chordtools.arpeggiate(segment):
t, b = chordtools.split(note)
treble_measure.append(t)
bass_measure.append(b)
treble.append(treble_measure)
bass.append(bass_measure)
segment_letter = chr(ord('a') + segment_number)
treble_measure.leaves[0].markup.up.append(
r'\circle { %s-%s }' % (field_number, segment_letter))
segment_number += 1
treble_measure.breaks.line = True
bass_measure.breaks.line = True
score.rest.transparent = True
score.meter.break_visibility = Function('end-of-line-invisible')
pitchtools.make_sharp(score)
label.leaf_pcs(score, color = True)
score.text.staff_padding = 4
#indicator = FixedSystemsIndicator((0, 40, 80, 120), 1)
#layout.apply_fixed_systems_indicator(treble, indicator)
staves = StaffAlignmentOffsets(0, -12)
systems = SystemYOffsets(40, 4, 1)
positioning = FixedStaffPositioning(systems, staves)
layout.apply_fixed_staff_positioning(treble, positioning)
return score