music21.tree.analysis¶
Tools for performing voice-leading analysis with trees.
Horizontality¶
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class
music21.tree.analysis.
Horizontality
(timespans=None)¶ A horizontality of consecutive PitchedTimespan objects.
It must be initiated with a list or tuple of Timespan objects.
Horizontality
read-only properties
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Horizontality.
hasNeighborTone
¶ Is true if the Horizontality contains a neighbor tone.
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Horizontality.
hasNoMotion
¶ Is true if the Horizontality contains no motion (including enharmonic restatings)
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Horizontality.
hasPassingTone
¶ Is true if the Horizontality contains a passing tone; currently defined as three tones in one direction.
(TODO: better check)