CascadingTimespanMaker¶

class tsmakers.CascadingTimespanMaker.CascadingTimespanMaker(cascade_pattern=(1), division_masks=None, fuse_groups=None, padding=None, playing_talea=Talea([4], 16), playing_groupings=(1), seed=None, repeat=True, silence_talea=Talea([4], 16), timespan_specifier=None)[source]¶

A cascading timespan maker.

>>> timespan_maker = tsmakers.CascadingTimespanMaker()
>>> print(abjad.storage(timespan_maker))
tsmakers.CascadingTimespanMaker(
    cascade_pattern=(1,),
    playing_talea=rmakers.Talea(
        [4],
        16
        ),
    playing_groupings=(1,),
    repeat=True,
    silence_talea=rmakers.Talea(
        [4],
        16
        ),
    )

>>> import collections
>>> music_specifiers = collections.OrderedDict(
...     [
...         ("A", None),
...         ("B", None),
...         ("C", None),
...         ("D", None),
...     ]
... )
>>> target_timespan = abjad.Timespan(0, 2)
>>> timespan_list = timespan_maker(
...     music_specifiers=music_specifiers,
...     target_timespan=target_timespan,
... )
>>> ts_list = abjad.TimespanList(
...     [
...         abjad.AnnotatedTimespan(
...             start_offset=_.start_offset,
...             stop_offset=_.stop_offset,
...             annotation=_.voice_name,
...         )
...         for _ in timespan_list
...     ]
... )
>>> abjad.show(ts_list, scale=0.5, key="annotation")  

>>> timespan_maker = abjad.new(
...     timespan_maker,
...     playing_groupings=(1, 2),
...     cascade_pattern=(2, -1),
... )
>>> timespan_list = timespan_maker(
...     music_specifiers=music_specifiers,
...     target_timespan=target_timespan,
... )
>>> ts_list = abjad.TimespanList(
...     [
...         abjad.AnnotatedTimespan(
...             start_offset=_.start_offset,
...             stop_offset=_.stop_offset,
...             annotation=_.voice_name,
...         )
...         for _ in timespan_list
...     ]
... )
>>> abjad.show(ts_list, scale=0.5, key="annotation")  

Attributes Summary

`cascade_pattern`
`fuse_groups`
`playing_groupings`
`playing_talea`
`repeat`
`silence_talea`

Special methods

(TimespanMaker).__call__(layer=None, music_specifiers=None, rotation=None, silenced_context_names=None, target_timespan=None, timespan_list=None)¶: Call self as a function.