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Re: HostCallbackInfo and beatAndTempoProc
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Re: HostCallbackInfo and beatAndTempoProc


  • Subject: Re: HostCallbackInfo and beatAndTempoProc
  • From: Robert Grant <email@hidden>
  • Date: Mon, 11 Oct 2004 21:07:22 -0400

Hi Jeremy,

I think I misrepresented things a bit - when I said "no concept of beats" I meant - no concept of which particular beat it is :-) As Rax doesn't have a transport there's no "first beat".

But I'm going with Urs' suggestion and will count 4/4 beats from the moment a rack is created.

But this also brings up an interesting question: If a synth is loaded into a sequencer host and the transport is stopped the sequencer will surely provide a tempo and an identical beat position every time the BeatAndTempo is requested? Which is what Rax has been doing - but this crashes some synths. Why don't these synth crash in all hosts under that situation?

Thanks,

Robert.

On Oct 11, 2004, at 6:29 PM, Jeremy Sagan wrote:

Robert,

Perhaps you should simply calculate the beat as though you have a constant tempo as you do. It is kind of hard to understand how Rax has no concept of beats if it has tempo, which is expressed as 'Beats' per minute.

Jeremy

On Oct 11, 2004, at 3:42 PM, Robert Grant wrote:

So my problem with Crystal et al. was the beatAndTempoProc. (Thanks Glenn!)

Rax does not have a concept of beats yet as it has no sequencer. But I'd like to be able to tell these synths the current tempo. Is there any way to pass the tempo but not the beat info via the callback?

Otherwise I'm just going to have to drop them from the AUs that receive tempo info.

Thanks,

Robert.

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References: 
 >HostCallbackInfo and beatAndTempoProc (From: Robert Grant <email@hidden>)
 >Re: HostCallbackInfo and beatAndTempoProc (From: Jeremy Sagan <email@hidden>)

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