def get_score():
treble_pattern = Staff()
chords = Staff(context_name='ChordNames')
for key in sideman.keys_in_fifths():
jazz_scale = sideman.JazzScale(key)
pattern_measure = get_pattern8(jazz_scale)
chord_measure = get_pattern8_chord_measure(jazz_scale)
treble_pattern.append(pattern_measure)
chords.append(chord_measure)
# Merge all the pairs of 2/4 measures into 4/4 measures
# TODO: Can probably just put a loop over both staves...
staves = [chords, treble_pattern]
for staff in staves:
parts = sequencetools.partition_sequence_by_counts(staff[:], [2],
cyclic=True)
for part in parts:
mutate(part).fuse()
tempo = Tempo(Duration(1, 4), (100, 138))
attach(tempo, treble_pattern)
score = Score([chords, treble_pattern])
return score
def get_score():
treble_pattern = Staff()
chords = Staff(context_name='ChordNames')
for key in sideman.keys_in_fifths():
scale = sideman.JazzScale(key)
pattern_measure = get_pattern_n77(scale)
chord_measure = get_pattern_n77_chords(scale)
treble_pattern.append(pattern_measure)
chords.append(chord_measure)
mutate(treble_pattern[:]).split([(4, 4)], cyclic=True)
#mutate(chords[:]).split([(4, 4)], cyclic=True)
# staves = [chords, treble_pattern]
# for staff in staves:
# parts = sequencetools.partition_sequence_by_counts(staff[:], [2], cyclic=True)
# for part in parts:
# mutate(part).fuse()
#tempo = Tempo(Duration(1, 4), (100,138))
tempo = Tempo(Duration(1, 4), 100)
attach(tempo, treble_pattern)
score = Score([chords, treble_pattern])
return score
def get_score():
treble_pattern = Staff()
chords = Staff(context_name='ChordNames')
for key in sideman.keys_in_fifths():
jazz_scale = sideman.JazzScale(key)
treble_pattern.append(get_pattern15(jazz_scale))
chords.append(get_pattern15_chord_measure(jazz_scale))
score = Score([chords, treble_pattern])
tempo = Tempo(Duration(1, 4), (138, 192))
attach(tempo, treble_pattern)
return score
def get_score():
treble_pattern = Staff()
chords = Staff(context_name='ChordNames')
for key in range(0, 12, 2):
jazz_scale = sideman.JazzScale(key)
treble_pattern.append(get_pattern7(jazz_scale))
chords.append(get_pattern7_chord_measure(jazz_scale))
score = Score([chords, treble_pattern])
tempo = Tempo(Duration(1, 4), (100, 138))
attach(tempo, treble_pattern)
return score
def get_score():
treble_pattern = Staff()
chords = Staff(context_name='ChordNames')
for key in sideman.keys_in_order():
jazz_scale = sideman.JazzScale(key)
treble_pattern.append(get_pattern6(jazz_scale, key % 2 == 1))
chords.append(get_pattern6_chord_measure(jazz_scale))
score = Score([chords, treble_pattern])
tempo = Tempo(Duration(1, 4), (100, 160))
attach(tempo, treble_pattern)
return score
def get_score():
treble_pattern = Staff()
chords = Staff(context_name='ChordNames')
for key in (0, 3, 6, 9, 5, 8, 11, 2, 10, 1, 4, 7):
jazz_scale = sideman.JazzScale(key)
treble_pattern.append(get_pattern4(jazz_scale))
chords.append(get_pattern4_chord_measure(jazz_scale))
score = Score([chords, treble_pattern])
tempo = Tempo(Duration(1, 4), (100, 132))
attach(tempo, treble_pattern)
return score
def get_score(key_name):
# This pattern is computed starting in C (II, V, and I in C).
# By specifying key_name == 'F", we can transform it accordingly
bass_pattern = Staff()
chords = Staff(context_name='ChordNames')
voicing = Staff()
for key in sideman.keys_for_ii_v_i_descending():
scale = sideman.JazzScale(key)
pattern_measure = get_pattern_ii_v_i(scale)
chord_measure = get_pattern_ii_v_i_chords(scale)
voicing_measure = get_pattern_ii_v_i_voicing(scale)
bass_pattern.append(pattern_measure)
chords.append(chord_measure)
voicing.append(voicing_measure)
if key_name == 'F':
key_offset = -7
voice_offset = 12
else:
voice_offset = 0
key_offset = 0
mutate(voicing).transpose(-12 + key_offset + voice_offset)
mutate(bass_pattern).transpose(-24 + key_offset)
mutate(chords).transpose(key_offset)
clef = Clef('bass')
attach(clef, bass_pattern)
mutate(bass_pattern[:]).split([(4, 4)], cyclic=True)
mutate(voicing[:]).split([(4, 4)], cyclic=True)
#mutate(chords[:]).split([(4, 4)], cyclic=True)
tempo = Tempo(Duration(1, 4), 100)
attach(tempo, bass_pattern)
score = Score([chords, voicing, bass_pattern])
return score
#
# Proof of concept for Pattern 13
from abjad import *
import sideman
js = sideman.JazzScale(0)
m = Measure( (8, 4) )
m.append( Note("c'", (1, 2)))
m.append( Note("e'", (1, 8)))
m.append( Note("g'", (1, 4)))
m.append( Note("a'", (1, 8)))
m.append( Note("a'", (4, 4)))
t = spannertools.Tie()
attach(t, m[3:5])
print(t)
staff = Staff()
staff.append(m)
print(staff)
mutate(staff[0:1]).split([Duration(4,4), Duration(4,4)])
print("mutated ",staff)
show(staff)
