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Re: SetParameter at note scope?
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Re: SetParameter at note scope?


  • Subject: Re: SetParameter at note scope?
  • From: Urs Heckmann <email@hidden>
  • Date: Fri, 8 Aug 2003 10:00:02 +0200

Am Freitag, 08.08.03, um 08:50 Uhr (Europe/Berlin) schrieb Philippe Wicker:

Hello all,

Following the recent thread about AU MIDI events scheduled beyond next rendering slice, I am asking why there isn't any SetParameter at note scope. There is the group scope which is fine as long as you want to deal with, well, a group of notes. There may be situation where a user would like to modify parameters such as pitch, volume, or whatever for a single note within a group (e.g. playing 2 notes with the same value - but now with different ID - and modifying the pitch of one of them). It's not opposed to the group mechanism, simply complementary. Any comments?

I'd vote for an implementation of Polypressure. (I have an EPS16+, remember?)

Well, maintaining the whole state (== all parameters) for each instance of voice (== note played) is a nice feature of some expensive hardware synths, but for efficient native implementations that share cpu with other stuff, it's a bit like overkill. This is at least my guess. With my currently 8 voices and 140 parameters, I'd have to track more than 1000 values during processing (global automation tasks & single voice changes). That would be more time consuming than anything I do anyway.

Cheers,

;) Urs
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