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