def __call__(
self,
q_event_sequence,
q_schema=None,
grace_handler=None,
heuristic=None,
job_handler=None,
attack_point_optimizer=None,
attach_tempos=True,
):
r'''Calls quantizer.
Returns Abjad components.
'''
from abjad.tools import quantizationtools
q_event_sequence = quantizationtools.QEventSequence(q_event_sequence)
if q_schema is None:
q_schema = quantizationtools.MeasurewiseQSchema()
assert isinstance(q_schema, quantizationtools.QSchema)
q_target = q_schema(q_event_sequence.duration_in_ms)
notation = q_target(
q_event_sequence,
grace_handler=grace_handler,
heuristic=heuristic,
job_handler=job_handler,
attack_point_optimizer=attack_point_optimizer,
attach_tempos=attach_tempos,
)
return notation
def test_quantizationtools_MeasurewiseQSchema___init___01():
item_a = quantizationtools.MeasurewiseQSchemaItem(
search_tree=abjad.quantizationtools.UnweightedSearchTree({2: None}))
item_b = quantizationtools.MeasurewiseQSchemaItem(tempo=((1, 4), 76))
item_c = quantizationtools.MeasurewiseQSchemaItem(time_signature=(3, 4))
item_d = quantizationtools.MeasurewiseQSchemaItem(use_full_measure=True)
schema = quantizationtools.MeasurewiseQSchema(
{
2: item_a,
4: item_b,
7: item_c,
8: item_d
},
search_tree=abjad.quantizationtools.UnweightedSearchTree({3: None}),
tempo=((1, 8), 58),
time_signature=(5, 8),
use_full_measure=False,
)
assert len(schema.items) == 4
assert schema.search_tree == quantizationtools.UnweightedSearchTree(
{3: None})
assert schema.tempo == abjad.MetronomeMark((1, 8), 58)
assert schema.time_signature == abjad.TimeSignature((5, 8))
assert schema.use_full_measure == False
def test_quantizationtools_MeasurewiseQSchema___getitem___02():
item_a = quantizationtools.MeasurewiseQSchemaItem(
search_tree=abjad.quantizationtools.UnweightedSearchTree({2: None}))
item_b = quantizationtools.MeasurewiseQSchemaItem(tempo=((1, 4), 76))
item_c = quantizationtools.MeasurewiseQSchemaItem(time_signature=(3, 4))
item_d = quantizationtools.MeasurewiseQSchemaItem(
search_tree=abjad.quantizationtools.UnweightedSearchTree({5: None}),
use_full_measure=True)
schema = quantizationtools.MeasurewiseQSchema(
{
2: item_a,
4: item_b,
7: item_c,
8: item_d
},
search_tree=abjad.quantizationtools.UnweightedSearchTree({3: None}),
tempo=((1, 8), 58),
time_signature=(5, 8),
use_full_measure=False,
)
assert schema[0] == schema[1] == {
'search_tree': quantizationtools.UnweightedSearchTree({3: None}),
'tempo': abjad.MetronomeMark((1, 8), 58),
'time_signature': abjad.TimeSignature((5, 8)),
'use_full_measure': False,
}
assert schema[2] == schema[3] == {
'search_tree': quantizationtools.UnweightedSearchTree({2: None}),
'tempo': abjad.MetronomeMark((1, 8), 58),
'time_signature': abjad.TimeSignature((5, 8)),
'use_full_measure': False,
}
assert schema[4] == schema[5] == schema[6] == {
'search_tree': quantizationtools.UnweightedSearchTree({2: None}),
'tempo': abjad.MetronomeMark((1, 4), 76),
'time_signature': abjad.TimeSignature((5, 8)),
'use_full_measure': False,
}
assert schema[7] == {
'search_tree': quantizationtools.UnweightedSearchTree({2: None}),
'tempo': abjad.MetronomeMark((1, 4), 76),
'time_signature': abjad.TimeSignature((3, 4)),
'use_full_measure': False,
}
assert schema[8] == schema[9] == schema[1000] == {
'search_tree': quantizationtools.UnweightedSearchTree({5: None}),
'tempo': abjad.MetronomeMark((1, 4), 76),
'time_signature': abjad.TimeSignature((3, 4)),
'use_full_measure': True,
}
def test_quantizationtools_MeasurewiseQSchema___init___02():
schema = quantizationtools.MeasurewiseQSchema()
assert len(schema.items) == 0
assert schema.search_tree == quantizationtools.UnweightedSearchTree()
assert schema.tempo == abjad.MetronomeMark((1, 4), 60)
assert schema.time_signature == abjad.TimeSignature((4, 4))
assert schema.use_full_measure == False
def test_quantizationtools_MeasurewiseQSchema___getitem___01():
schema = quantizationtools.MeasurewiseQSchema()
assert schema[0] == schema[1] == schema[2] == {
'search_tree': quantizationtools.UnweightedSearchTree(),
'tempo': abjad.MetronomeMark((1, 4), 60),
'time_signature': abjad.TimeSignature((4, 4)),
'use_full_measure': False,
}
def test_quantizationtools_MeasurewiseQSchema___call___01():
schema = quantizationtools.MeasurewiseQSchema()
target = schema(5000)