OpenMusic

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Common Features

A poly and a multi-seq objects are a superimposition of voices or chord- seqs .

They both have one additional tool : the poly tool , which allows to edit all voices at once.

Add / Delete Staves

To add a staff :
1. select the voice or the poly tool ,
2. to add a new staff, Cmd click on a staff.

Notice that new staves are automatically added above the “lower” staff .

To delete a staff :
1. select the voice tool,
2. click and drag a staff
3. press backspace.

Respacing Staves

As in voices editors, staves can be moved up of down, and consequently, respaced.

To respace staves :

click on the clefs of the staves you want to respace
use the ↓ ↑ keys.

Internal Voice or Chord-Seq Edition

To open a voice or a chord-seq as an internal object from a poly or a multi-seq :

select the voice tool,
click and drag a staff to select a voice or a chord-seq,
press o, or double click on it.

Individual Chord-Seq and Voice Staff Configuration

To define clefs individually :

click on a clef
choose a configuration in the staff pop up menu.

Remember that multiple staves configurations - e.g. FF, GF, GGFF etc. - do not allow individual staff editing or respacing.

Poly Editor and Multi-Seq Specific Features

Poly : Polytemporality and Polymeter

Within a poly, each voice can have its own time signatures, channel and tempo, so as to build polytemporal and metric structures. The score is then organized according to absolute durations.

To change the tempo or midichannel of a voice :
1. select the voice
2. enter a value or scroll the mouse up or down in the voice inspector.
To change the meter of a measure :
1. select it with the measure tool
2. enter values in the measure inspector.

Multi-Seqs : Internal Chord-Seq Edition

Within a multi-seq, chord-seqs must be open in internal windows to be edited separately.