def test_4(self):
fm = FractalMusic(duration=100)
fm.add_layer()
fm.get_children()[0].tempo = 72
fm.set_none_tempi(90)
self.assertEqual([child.tempo for child in fm.get_children()],
[72, 90., 90])
def test_9(self):
fm = FractalMusic(proportions=[1, 2, 3, 4, 5, 6, 7],
tree_permutation_order=[3, 6, 2, 5, 1, 7, 4])
fm.multi = (7, 4)
fm.tempo = 60
fm.quarter_duration = 70
fm.midi_generator.microtone = 4
# fm.quantize_leaves(0.5)
fm.midi_generator.directions = [1, -1, 1, -1, 1, -1, 1]
fm.midi_generator.midi_range = [36, 56]
fm.add_layer()
fm.reduce_children(lambda child: child.fractal_order > 4)
fm.quantize_leaves(0.5)
fm.get_children()[3].add_layer()
fm.get_children()[3].reduce_children(
lambda child: child.fractal_order > 4)
for node in fm.traverse():
node.chord.add_words(node.midi_value)
text_path = path + '_test_9.txt'
fm.write_infos(text_path)
self.assertCompareFiles(actual_file_path=text_path)
score = fm.get_score()
xml_path = path + '_test_9.xml'
score.write(xml_path)
self.assertCompareFiles(actual_file_path=xml_path)
def test_7(self):
fm = FractalMusic(tempo=60,
proportions=[1, 2, 3, 4],
tree_permutation_order=[3, 1, 4, 2],
quarter_duration=20)
fm.midi_generator.midi_range = [60, 79]
fm.add_layer()
fm.chord.add_words(fm.midi_generator.midi_range)
for child in fm.get_children():
child.chord.add_lyric(child.fractal_order)
child.chord.add_words(child.midi_generator.midi_range)
for index, node in enumerate(fm.get_children()):
node.midi_generator.midi_range = [60 - index, 72 - index]
fm.add_layer()
for leaf in fm.traverse_leaves():
leaf.chord.add_lyric(leaf.fractal_order)
score = TreeScoreTimewise()
for layer_number in range(0, fm.number_of_layers + 1):
simple_format = fm.get_simple_format(layer_number)
v = simple_format.to_stream_voice(1)
v.add_to_score(score, layer_number + 1)
xml_path = path + '_test_7.xml'
score.accidental_mode = 'normal'
score.write(xml_path)
self.assertCompareFiles(actual_file_path=xml_path)
def test_6(self):
def get_chord(node):
output = fm.get_multi_chord_midis_with_range_factor(range_factor=1, microtone=4)
transposition = node.midi_value - output[3]
output = [midi + transposition for midi in output]
return output
fm = FractalMusic(proportions=(1, 2, 3, 4, 5, 6, 7), tree_permutation_order=(2, 6, 4, 1, 3, 7, 5),
quarter_duration=30, tempo=72)
fm.midi_generator.midi_range = (62, 62 + 11)
fm.midi_generator.microtone = 4
fm.add_layer()
fm.quantize_children(grid_size=1)
def make_breathe(nodes, proportions, breakpoints):
breath_quarter_duration = sum([node.quarter_duration for node in nodes])
breathe = Breathe(proportions=proportions, breakpoints=breakpoints,
quarter_duration=breath_quarter_duration,
quantize=1)
parent_chord_field = ChordField(duration_generator=breathe.duration_generator.__deepcopy__())
for i in range(len(nodes)):
node = selected_nodes[i]
start_chord = get_chord(node)
next_node = node.next_sibling
if next_node:
end_chord = get_chord(next_node)
else:
end_chord = start_chord
chord_field = ChordField(
quarter_duration=node.quarter_duration,
midi_generator=ValueGenerator(RandomInterpolation(start=start_chord, end=end_chord, seed=10)),
long_ending_mode='self_extend',
short_ending_mode='self_shrink')
parent_chord_field.add_child(chord_field)
return parent_chord_field
selected_nodes = fm.get_children()[2:5]
# print(sum([node.quarter_duration for node in selected_nodes]))
proportions = (1, 10, 1, 7, 1)
breakpoints = (1, Fraction(1, 7), 1)
breathe = make_breathe(nodes=selected_nodes, proportions=proportions,
breakpoints=breakpoints)
# print(breathe.quarter_duration)
fm.merge_children(2, 3, 2)
# print(fm.get_children()[1].quarter_duration)
fm.get_children()[1].simple_format = breathe.simple_format
score = fm.get_score(show_fractal_orders=True, layer_number=fm.number_of_layers)
score.max_division = 7
score.finish()
partwise = score.to_partwise()
xml_path = path + '_test_6.xml'
partwise.write(xml_path)
self.assertCompareFiles(xml_path)
def test_6(self):
fm = FractalMusic(duration=100)
fm.add_layer()
fm.get_children()[1].tempo = 80
fm.add_layer()
fm.get_children()[2].get_children()[2].tempo = 72
fm.add_layer()
self.assertEqual(fm.get_layer(2, key='tempo'),
[[None, None, None], [80, 80, 80], [None, None, 72]])
def test_7(self):
fm = FractalMusic(duration=100)
fm.add_layer()
fm.get_children()[1].tempo = 80
fm.add_layer()
fm.get_children()[2].get_children()[2].tempo = 72
fm.add_layer()
fm.set_none_tempi(60)
self.assertEqual(fm.get_layer(2, key='tempo'),
[[60, 60, 60], [80, 80, 80], [60, 60, 72]])
def test_1(self):
fm = FractalMusic(tempo=60,
quarter_duration=10,
proportions=(1, 2, 3),
tree_permutation_order=(3, 1, 2))
fm.add_layer()
midis = [B(4), A(4, 'b'), C(4, '#'), A(3), F(4)]
fm.get_children()[0].add_layer()
for leaf, midi in zip(fm.traverse_leaves(), midis):
leaf.set_chord(TreeChord(midi))
score = fm.get_score(show_fractal_orders=True)
xml_path = path + '_test_.xml'
score.write(path=xml_path)
def test_2(self):
fm = FractalMusic(tempo=60, quarter_duration=10, multi=(1, 2))
fm.midi_generator.midi_range = [60, 72]
fm.add_layer()
for child in fm.get_children():
child.chord.add_articulation('accent')
child.chord.add_dynamics('f')
for child in fm.get_children():
child.add_gliss()
score = fm.get_score(show_fractal_orders=True,
layer_number=fm.number_of_layers)
xml_path = path + '_test_2.xml'
score.write(path=xml_path)
self.assertCompareFiles(xml_path)
class Test(TestCase):
def setUp(self) -> None:
self.fm = FractalMusic(proportions=[1, 2, 3],
tree_permutation_order=[3, 1, 2],
tempo=60,
quarter_duration=20)
def test_1(self):
self.fm.midi_generator.midi_range = [60, 72]
self.fm.add_layer()
self.fm.get_children()[0].midi_value = 80
self.fm.add_layer()
for node in self.fm.traverse():
if node.fractal_order is not None:
node.chord.add_lyric(node.fractal_order)
score = self.fm.get_score()
score.max_division = 7
text_path = path + '_test_1.txt'
self.fm.write_infos(text_path)
self.assertCompareFiles(actual_file_path=text_path)
xml_path = path + '_test_1.xml'
score.write(path=xml_path)
self.assertCompareFiles(actual_file_path=xml_path)
def test_2(self):
self.fm.midi_generator.midi_range = [60, 72]
self.fm.midi_generator.set_directions(1, -1, 1)
self.fm.add_layer()
self.fm.get_children()[0].midi_value = 80
split_nodes = self.fm.get_children()[0].split(1, 1)
split_nodes[1].midi_value = 0
self.fm.add_layer()
for node in self.fm.traverse():
if node.fractal_order is not None:
node.chord.add_lyric(node.fractal_order)
score = self.fm.get_score()
score.max_division = 7
text_path = path + '_test_2.txt'
self.fm.write_infos(text_path)
self.assertCompareFiles(actual_file_path=text_path)
xml_path = path + '_test_2.xml'
score.write(path=xml_path)
self.assertCompareFiles(actual_file_path=xml_path)
class Test(TestCase):
def setUp(self) -> None:
self.fm = FractalMusic(proportions=(1, 2, 3),
tree_permutation_order=(3, 1, 2))
self.fm.duration = 10
self.fm.tempo = 60
self.fm.midi_generator.midi_range = [60, 67]
self.fm.add_layer()
self.score = TreeScoreTimewise()
self.score.set_time_signatures(
quarter_durations=[self.fm.quarter_duration])
def test_1(self):
sp = self.fm.get_children()[0].split(1, 1, 1, 1, 1)
sp[0].chord.add_dynamics('pp')
sp[0].chord.add_slur('start')
sp[-1].chord.add_slur('stop')
sf = self.fm.get_simple_format()
v = sf.to_stream_voice(1)
v.add_to_score(self.score, 1)
xml_path = path + '_test_1.xml'
self.score.write(path=xml_path)
self.assertCompareFiles(actual_file_path=xml_path)
def test_2(self):
def add_repetition(node):
node.chord.add_articulation('tenuto')
duration = node.chord.quarter_duration
lengths = int(duration) * [1]
if len(lengths) > 1:
diff = duration - int(duration)
if diff > 0:
lengths[-1] += diff
sp = node.split(lengths)
sp[0].chord.add_slur('start')
sp[-1].chord.add_slur('stop')
for child in self.fm.get_children():
add_repetition(child)
sf = self.fm.get_simple_format()
v = sf.to_stream_voice(1)
v.add_to_score(self.score, 1)
xml_path = path + '_test_2.xml'
self.score.write(path=xml_path)
self.assertCompareFiles(actual_file_path=xml_path)
def test_3(self):
fm = FractalMusic(tempo=60, quarter_duration=10, multi=(1, 3))
fm.midi_generator.midi_range = [60, 72]
fm.add_layer()
for child in fm.get_children():
for midi in child.chord.midis:
midi.notehead = Notehead('diamond', filled='no')
for child in fm.get_children():
child.add_gliss()
fm.get_children()[-1].chord_field.chords[-1].get_post_grace_chords(
)[0].midis[0].notehead = Notehead('diamond', filled='no')
score = fm.get_score(show_fractal_orders=True,
layer_number=fm.number_of_layers)
xml_path = path + '_test_3.xml'
score.write(path=xml_path)
self.assertCompareFiles(xml_path)
def setUp(self) -> None:
self.score = TreeScoreTimewise()
fm = FractalMusic(tempo=60,
quarter_duration=10,
reading_direction='vertical')
fm.add_layer()
fm.add_layer()
self.fm = fm.get_children()[1]
self.deep_copied = self.fm.__deepcopy__()
class Test(TestCase):
def setUp(self) -> None:
self.fm = FractalMusic(proportions=[1, 2, 3, 4],
tree_permutation_order=[3, 1, 4, 2],
duration=10.4)
def test_1(self):
self.fm.tempo = self.fm.find_best_tempo_in_range()
self.assertEqual(10.4, self.fm.duration)
def test_2(self):
self.fm.tempo = self.fm.find_best_tempo_in_range()
self.fm.change_quarter_duration(round(self.fm.quarter_duration))
self.assertEqual(13, self.fm.quarter_duration)
def test_3(self):
self.fm.add_layer()
for child in self.fm.get_children():
best_tempo = child.find_best_tempo_in_range()
child.tempo = best_tempo
# print([leaf.quarter_duration for leaf in self.fm.get_children()])
self.fm.round_leaves()
result = [4.0, 1.0, 7.0, 2.0]
self.assertEqual(
result,
[child.quarter_duration for child in self.fm.get_children()])
def test_4(self):
self.fm.add_layer()
for child in self.fm.get_children():
best_tempo = child.find_best_tempo_in_range()
child.tempo = best_tempo
self.fm.round_leaves()
xml_path = path + '_test_4.xml'
score = self.fm.get_children_score()
score.write(xml_path)
self.assertCompareFiles(xml_path)
def test_5(self):
best_tempi = self.fm.find_best_tempi_in_list(
tempi=[50, 60, 70, 80, 90, 100])
self.assertEqual([70, 80], best_tempi)
class Test(TestCase):
def setUp(self) -> None:
self.fm = FractalMusic(proportions=[1, 2, 3],
tree_permutation_order=(3, 1, 2),
duration=10)
def test_1(self):
self.fm.midi_generator.set_directions(1, -1, -1)
self.assertEqual([1, -1, -1], self.fm.midi_generator.directions)
self.assertEqual([-1, -1, 1], self.fm.tree_directions)
self.fm.add_layer()
# for node in self.fm.get_children():
# print(node.name)
# print(node.multi)
# print(node.permutation_order)
#
# text_path = path + '_test_1.txt'
#
# self.fm.write_infos(text_path)
directions = [
leaf.midi_generator.directions
for leaf in self.fm.traverse_leaves()
]
self.assertEqual([[-1, -1, 1], [1, -1, -1], [-1, 1, -1]], directions)
def test_2(self):
self.fm.tree_directions = [1, 1, -1]
self.fm.midi_generator.midi_range = [60, 70]
self.fm.add_layer()
directions = [
leaf.midi_generator.directions
for leaf in self.fm.traverse_leaves()
]
self.fm.add_layer()
midis = [leaf.midi_value for leaf in self.fm.traverse_leaves()]
self.assertEqual([[1, 1, -1], [-1, 1, 1], [1, -1, 1]], directions)
self.assertEqual(
[60.0, 63.0, 70.0, 63.0, 60.0, 61.0, 65.0, 70.0, 63.0], midis)
def test_3(self):
self.fm.tree_directions = [1, 1, -1]
self.fm.midi_generator.midi_range = [60, 70]
self.fm.permute_directions = False
self.fm.add_layer()
self.fm.add_layer()
midi_ranges = [[
leaf.midi_generator.midi_range for leaf in child.get_leaves()
] for child in self.fm.get_children()]
result = [[[60.0, 63.0], [63.0, 70.0], [70.0, 60.0]],
[[60.0, 62.0], [62.0, 63.0], [63.0, 61.0]],
[[63.0, 66.0], [66.0, 70.0], [70.0, 69.0]]]
self.assertEqual(result, midi_ranges)
class Test(TestCase):
def setUp(self) -> None:
self.fm = FractalMusic(tempo=72, quarter_duration=10)
def test_1(self):
self.fm.change_quarter_duration(20)
expected = 20
self.assertEqual(expected, self.fm.quarter_duration)
def test_2(self):
self.fm.add_layer()
self.fm.get_children()[0].change_quarter_duration(10)
expected = 15
self.assertEqual(expected, self.fm.quarter_duration)
def test_3(self):
self.fm.add_layer()
self.fm.get_children()[0].change_quarter_duration(10)
expected = [Fraction(10, 1), Fraction(5, 3), Fraction(10, 3)]
self.assertEqual(
expected,
[child.quarter_duration for child in self.fm.get_children()])
def test_4(self):
self.fm.add_layer()
self.fm.change_quarter_duration(15)
expected = [Fraction(15, 2), Fraction(5, 2), Fraction(5, 1)]
self.assertEqual(
expected,
[child.quarter_duration for child in self.fm.get_children()])
def test_5(self):
self.fm.add_layer()
self.fm.add_layer()
self.fm.get_children()[0].change_quarter_duration(10)
expected = [[Fraction(15, 1)], [10,
Fraction(5, 3),
Fraction(10, 3)],
[[Fraction(5, 3),
Fraction(10, 3),
Fraction(5, 1)],
[Fraction(5, 6),
Fraction(5, 18),
Fraction(5, 9)],
[Fraction(10, 9),
Fraction(5, 3),
Fraction(5, 9)]]]
self.assertEqual(expected, [
self.fm.get_layer(layer=i, key='quarter_duration')
for i in range(self.fm.number_of_layers + 1)
])
def test_4(self):
fm = FractalMusic(duration=30)
fm.add_layer()
fm.get_children()[1].tempo = 72
fm.set_none_tempi(80)
fm.quantize_leaves(0.5)
fm.add_layer()
score = fm.get_root_score(layer_number=1, show_fractal_orders=True)
xml_path = path + '_test_4.xml'
score.write(path=xml_path)
with self.assertRaises(SetTempoFirstException):
fm.get_score()
def test_1(self):
fm = FractalMusic(tempo=60, quarter_duration=10)
fm.midi_generator.midi_range = [60, 72]
fm.add_layer()
for child in fm.get_children():
child.add_gliss(grid=0.5, show_heads=True)
child.chord_field.chords[0].add_articulation('accent')
score = fm.get_score(show_fractal_orders=True,
layer_number=fm.number_of_layers)
xml_path = path + '_test_1.xml'
score.write(path=xml_path)
self.assertCompareFiles(xml_path)
def test_deep_copied_child_midi_values(self):
fm = FractalMusic(proportions=[1, 2, 3, 4],
tree_permutation_order=[3, 1, 4, 2],
quarter_duration=20,
tempo=70)
fm.midi_generator.midi_range = [36, 60]
fm.add_layer()
selected_node = fm.get_children()[0]
copied_node = selected_node.__deepcopy__()
copied_node.add_layer()
actual = [node.midi_value for node in copied_node.get_children()]
selected_node.add_layer()
expected = [node.midi_value for node in selected_node.get_children()]
self.assertEqual(expected, actual)
def test_5(self):
# node.chord_fields are part of a breathe group
fm = FractalMusic(quarter_duration=20, tempo=80)
fm.add_layer()
fm.quantize_children(grid_size=1)
node_groups = slice_list(fm.get_children(), (2, 1))
cf_1 = ChordField(
midi_generator=ValueGenerator(cycle([60, 61, 64, 66])),
long_ending_mode='self_extend',
short_ending_mode='self_shrink'
)
cf_2 = ChordField(
midi_generator=ValueGenerator(cycle([72, 73, 74, 73, 72])),
long_ending_mode='self_extend',
short_ending_mode='self_shrink'
)
breathe_unit = Fraction(1, 5)
breathe_breakpoints = (5 * breathe_unit, breathe_unit, 5 * breathe_unit)
breathe_proportions = [2, 4, 1, 7, 2]
breathe = Breathe(proportions=breathe_proportions,
quarter_duration=sum([node.chord.quarter_duration for node in node_groups[0]]),
breakpoints=breathe_breakpoints)
cfg = ChordField(duration_generator=breathe.duration_generator)
cfg.add_child(cf_1)
cfg.add_child(cf_2)
fm.get_children()[0].chord_field = cf_1
fm.get_children()[1].chord_field = cf_2
score = fm.get_score(show_fractal_orders=True)
xml_path = path + 'test_5.xml'
score.write(xml_path)
self.assertCompareFiles(xml_path)
def test_4(self):
# self.fm.multi = (self.fm.multi[0], self.fm.multi[1] + 1)
def get_chord_stamp():
node = fm.__copy__()
node.midi_generator.midi_range = fm.midi_generator.midi_range
node.midi_generator.microtone = 4
node.add_layer()
chord_midis = [child.midi_value for child in node.get_children()]
output = [chord_midi - chord_midis[node.size // 2] for chord_midi in chord_midis]
return output
fm = FractalMusic(proportions=(1, 2, 3, 4, 5, 6, 7), tree_permutation_order=(2, 6, 4, 1, 3, 7, 5),
quarter_duration=30, tempo=80)
fm.midi_generator.midi_range = (60, 72)
fm.midi_generator.microtone = 4
fm.add_layer()
fm.quantize_children(grid_size=1)
proportions = (1, 10, 1, 7, 1)
breakpoints = (1, Fraction(1, 7), 1)
selected_nodes = fm.get_children()[1:3]
breath_quarter_duration = sum([node.quarter_duration for node in selected_nodes])
breathe = Breathe(proportions=proportions, breakpoints=breakpoints, quarter_duration=breath_quarter_duration,
quantize=1)
parent_chord_field = ChordField(duration_generator=breathe.duration_generator.__deepcopy__())
for i in range(len(selected_nodes)):
node = selected_nodes[i]
start_chord = [stamp + node.midi_value for stamp in get_chord_stamp()]
next_node = node.next_sibling
if next_node:
end_chord = [stamp + node.midi_value for stamp in get_chord_stamp()]
else:
end_chord = start_chord
chord_field = ChordField(
midi_generator=ValueGenerator(RandomInterpolation(start=start_chord, end=end_chord, seed=10)),
long_ending_mode='self_extend',
short_ending_mode='self_shrink')
parent_chord_field.add_child(chord_field)
node.chord_field = chord_field
score = fm.get_score(show_fractal_orders=True, layer_number=fm.number_of_layers)
score.max_division = 7
score.finish()
partwise = score.to_partwise()
xml_path = path + '_test_4.xml'
partwise.write(xml_path)
self.assertCompareFiles(xml_path)
def test_6(self):
fm = FractalMusic(reading_direction='vertical',
tempo=120,
value=1.5,
proportions=(1, 2, 3, 4, 5, 6, 7),
tree_permutation_order=(2, 6, 4, 1, 3, 7, 5),
multi=(1, 4))
fm.midi_generator.midi_range = (62, 70)
fm.add_layer()
# fm.generate_children(number_of_children=1)
fm.reduce_children(lambda child: child.fractal_order < 7)
result = fm.get_children()[0].midi_generator.midi_range
# not [62, 70] because of directions ([-1, ...])
expected = [70, 62]
self.assertEqual(expected, result)
def test_1(self):
fm = FractalMusic(quarter_duration=20, tempo=80)
fm.midi_generator.midi_range = [60, 84]
fm.add_layer()
sorted_children = sorted(fm.get_children(), key=lambda child: child.fractal_order)
chord_field = ChordField(
quarter_duration=10,
duration_generator=ValueGenerator(ArithmeticProgression(a1=0.2, an=2)),
midi_generator=ValueGenerator(Interpolation(start=84, end=60,
key=lambda midi: round(midi * 2) / 2)),
short_ending_mode='add_rest'
)
sorted_children[-1].chord_field = chord_field
score = fm.get_score(show_fractal_orders=True)
xml_path = path + '_test_1.xml'
score.write(xml_path)
self.assertCompareFiles(xml_path)
class Test(TestCase):
def setUp(self) -> None:
self.fm = FractalMusic(proportions=(1, 2, 3, 4, 5),
tree_permutation_order=(3, 5, 1, 2, 4))
self.fm.duration = 10
self.fm.midi_generator.midi_range = [60, 72]
def test_1(self):
fm = self.fm
fm.add_layer()
fm.tempo = 60
for ch in fm.get_children():
ch.chord.add_words(ch.fractal_order)
score = TreeScoreTimewise()
fm.get_simple_format().to_stream_voice().add_to_score(score)
fm.merge_children(2, 1, 2)
# print(fm.get_leaves(key=lambda leaf: leaf.index))
# print(fm.get_leaves(key=lambda leaf: leaf.fractal_order))
# print(fm.get_leaves(key=lambda leaf: round(float(leaf.value), 2)))
# print(fm.get_leaves(key=lambda leaf: round(float(leaf.duration), 2)))
# print(fm.get_leaves(key=lambda leaf: round(float(leaf.chord.quarter_duration), 2)))
fm.get_simple_format().to_stream_voice().add_to_score(score,
part_number=2)
xml_path = path + '_test_1.xml'
score.write(xml_path)
self.assertCompareFiles(xml_path)
# # ft.add_layer()
# # print(ft.get_leaves(key=lambda leaf: leaf.index))
# # print(ft.get_leaves(key=lambda leaf: leaf.fractal_order))
# # print(ft.get_leaves(key=lambda leaf: round(float(leaf.value), 2)))
# ft.merge_children(1, 2, 2)
# # print(ft.get_leaves(key=lambda leaf: leaf.index))
# self.assertEqual(ft.get_leaves(key=lambda leaf: leaf.fractal_order), [3, 5, 2])
# self.assertEqual(ft.get_leaves(key=lambda leaf: round(float(leaf.value), 2)), [2.0, 4.0, 4.0])
def test_2(self):
self.fm.duration = 20
self.fm.add_layer()
self.fm.get_children()[1].tempo = 72
self.fm.set_none_tempi(60)
with self.assertRaises(MergeTempoException):
self.fm.merge_children(2, 1, 2)
class Test(TestCase):
def setUp(self) -> None:
self.score = TreeScoreTimewise()
self.fm = FractalMusic(tempo=60, quarter_duration=10)
self.fm.midi_generator.midi_range = [60, 71]
self.fm.add_layer()
self.copied = self.fm.__deepcopy__()
def test_1(self):
xml_path = path + '_test_1.xml'
self.fm.quantize_children(1)
self.score.set_time_signatures([child.quarter_duration for child in self.fm.get_children()])
self.copied.inverse_tree_directions()
self.copied.quantize_children(1)
self.fm.get_simple_format().to_stream_voice().add_to_score(score=self.score, staff_number=1)
self.copied.get_simple_format().to_stream_voice().add_to_score(score=self.score, staff_number=2)
self.score.write(xml_path)
self.assertCompareFiles(xml_path)
def test_5(self):
score = TreeScoreTimewise()
fm = FractalMusic(tempo=60,
proportions=[1, 2, 3, 4],
tree_permutation_order=[3, 1, 4, 2],
quarter_duration=20)
fm.midi_generator.midi_range = [60, 79]
fm.midi_generator.microtone = 4
fm.add_layer()
for child in fm.get_children():
child.chord.add_lyric(child.fractal_order)
simple_format = fm.get_simple_format(1)
v = simple_format.to_stream_voice(1)
v.add_to_score(score, 1)
fm.reduce_children(lambda child: child.fractal_order in [1])
simple_format = fm.get_simple_format(1)
v = simple_format.to_stream_voice(1)
v.add_to_score(score, 2)
fm.add_layer()
for leaf in fm.traverse_leaves():
leaf.chord.add_lyric(leaf.fractal_order)
# leaf.chord.add_words(leaf.midi_generator.midi_range[1])
simple_format = fm.get_simple_format(2)
v = simple_format.to_stream_voice(1)
v.add_to_score(score, 3)
text_path = path + '_test_5.txt'
fm.write_infos(text_path)
self.assertCompareFiles(actual_file_path=text_path)
xml_path = path + '_test_5.xml'
score.max_division = 7
score.write(xml_path)
self.assertCompareFiles(actual_file_path=xml_path)
def test_8(self):
fm = FractalMusic(proportions=[1, 2, 3, 4, 5, 6, 7],
tree_permutation_order=[3, 6, 1, 5, 7, 2, 4])
fm.tempo = 60
fm.quarter_duration = 350
fm.midi_generator.midi_range = [60, 72]
fm.midi_generator.microtone = 4
fm.tree_directions = [1, 1, -1, -1]
fm.add_layer()
fm.round_leaves()
partial = fm.get_children()[6]
partial.add_layer()
partial.reduce_children(
lambda ch: ch.fractal_order > partial.fractal_order)
partial.round_leaves()
result = [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4]
self.assertEqual(
result, [node.midi_generator.microtone for node in fm.traverse()])
def test_3(self):
# node.chord_fields are part of a group
cfg = ChordField(
duration_generator=ValueGenerator(RandomInterpolation(start=[0.25, 0.25], end=[0.75, 1], seed=20)))
cf_1 = ChordField(
midi_generator=ValueGenerator(cycle([60])))
cf_2 = ChordField(
midi_generator=ValueGenerator(cycle([72])),
long_ending_mode='cut')
cfg.add_child(cf_1)
cfg.add_child(cf_2)
fm = FractalMusic(quarter_duration=20, tempo=80)
fm.add_layer()
fm.get_children()[0].chord_field = cf_1
fm.get_children()[1].chord_field = cf_2
score = fm.get_score(show_fractal_orders=True)
xml_path = path + 'test_3.xml'
score.write(xml_path)
self.assertCompareFiles(xml_path)
def test_2(self):
def add_chord_field(child):
child.chord_field = ChordField(duration_generator=ValueGenerator(ArithmeticProgression(a1=0.2, an=2)),
midi_generator=ValueGenerator(
Interpolation(start=child.midi_generator.midi_range[0],
end=child.midi_generator.midi_range[1],
duration=None,
key=lambda
midi: round(midi * 2) / 2)),
short_ending_mode='stretch')
fm = FractalMusic(quarter_duration=20, tempo=80, proportions=[1, 2, 3, 4, 5],
tree_permutation_order=[3, 1, 5, 2, 4])
fm.midi_generator.midi_range = [60, 84]
fm.add_layer()
sorted_children = sorted(fm.get_children(), key=lambda child: child.fractal_order)
add_chord_field(sorted_children[-1])
score = fm.get_score(show_fractal_orders=True)
xml_path = path + '_test_2.xml'
score.write(xml_path)
self.assertCompareFiles(xml_path)
def test_get_durational_position_in_tree(self):
fm = FractalMusic(duration=10)
fm.add_layer()
actual = fm.get_children()[2].durational_position_in_tree
expected = sum(ch.duration for ch in fm.get_children()[:2])
self.assertEqual(expected, actual)
def test_1(self):
fm = FractalMusic(duration=100)
fm.tempo = 72
fm.add_layer()
with self.assertRaises(TempoIsAlreadySet):
fm.get_children()[0].tempo = 60