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Re: Some Ambisonics questions

by Christopher Frauenberger :: Rate this Message:

On 8 Mar 2008, at 16:06, Dan Stowell wrote:
> Thanks all for the helpful info. I downloaded the AmbIEM compiled
> package, and yes indeed the VirtualRoom is easy as well as nice. I
> like the doppler effect when the listener zooms around...
>
Yes, thats my favourite too... especially, because it was not
actually implemented, but is just what the model produces...

> Just a note: I had a conflict with existing class "Matrix" in the
> MathLib quark - it turns out they're exactly the same file so I
> deleted the version that came with ambiem.
>
That wasnt around at the time I did this, I will delete it in the
package.

> Out of curiosity, why is s.options.blockSize_(128) recommended?
> Something to do with CPU load? Any other tips re CPU load?
Yes, that had something to do with CPU load. It turned out that this
was a pretty good trade-off for the convolution.

>
> When trying the "the light version of addSource" in VirtualRoom
> helpfile, I get this error (on my PowerBook G4):
>
> VirtualRoom: adding source 1 - the light way...
> VirtualRoom: adding source 2 - the light way...
> VirtualRoom: adding source 3 - the light way...
> VirtualRoom: adding source 4 - the light way...
> VirtualRoom: adding source 5 - the light way...
> VirtualRoom: adding source 6 - the light way...
> ERROR:
> Meta_Bus:audio: failed to get an audio bus allocated. numChannels: 16

You might wanna change the maximum number of busses allowed at
startup. Because it uses NodeProxies so much, there get a lot of
Busses allocated...

Chris
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