[PD] trying to adapt mu (max-unity) to PD - why does it fail?

Ivica Bukvic ico at vt.edu
Sat Sep 22 19:35:28 CEST 2012


Not sure why you are getting repeated messages. You shouldn't, but then
again I am not sure how your patch works.

HTH
On Sep 22, 2012 1:17 PM, "Scott R. Looney" <scottrlooney at gmail.com> wrote:

> i had no idea that TCP/UDP based objects sent with different formats.
> anyway, changing to netreceive/netsend did the trick! thanks. i have
> downloaded the disis network objects, but i'm not sure how to compile these
> on a Mac using Xcode. i'll research it for now.
>
> one other thing - analyzing a typical netreceive command for the Cube
> rotation i notice i got 50+ messages for just clicking one time only the
> 'Cube r 0 1 0' sending message (with the metro turned off). i remember the
> docs mentioning about the message queue being capped at 100 and being
> adjustable. just wanted to confirm if the repeated copies of (in this case)
> rotation values for a single click were explained by queue length, or by
> using standard netsend and netrecieve instead of the DISIS objects. would
> definitely like to limit the amount of times a duplicate value was sent
> from Unity if needed.
>
> scott
>
> On Sat, Sep 22, 2012 at 8:16 AM, Ivica Ico Bukvic <ico at vt.edu> wrote:
>
>> You need to use netsend/receive (or better yet disis_netsend and
>> disis_netreceive that include a number of fixes including stability
>> improvements that prevent pd-gui freezes)cas the network messages done via
>> Martin's externals are translated to FUDI format while netsend/receive
>> aren't.
>>
>> As a test you may want to build a simple network client and compare what
>> you're getting when sending using Martin's vs. disis externals...
>>
>>
>> On 09/22/2012 06:32 AM, Scott R. Looney wrote:
>>
>>> hi Ivica and list,
>>>
>>> i'm trying to set up the DISIS Max to Unity (mu) communication over
>>> TCP/UDP in PD-extended and i can't get it to work. it should be really
>>> basic. i've tried it using udpsend/udpreceive and tcpsend/tcpreceive. both
>>> return a "Object Not Found" error when it tries to control the rotation on
>>> the Cube object.
>>>
>>> out of curiosity i checked the message being sent by Max and the one by
>>> PD and as far as i can tell they are totally identical - each one sends the
>>> message "send Cube r 0 1 0" but the one from Max sends the message
>>> correctly - the one from PD doesn't. both programs indicate that the
>>> connection has been established and i did not operate them both at the same
>>> time, as that would of course lead to conflicts.
>>>
>>> the only difference i've encountered so far is that the mu example uses
>>> netsend and netreceive objects. there are similar objects available for PD
>>> but they don't work with a high port number (over 32000). i can change the
>>> Unity Script to look for a lower port number but as if i remember netsend
>>> and netreceive did not function well in PD which is why everyone
>>> recommended Martin Peach's objects.
>>>
>>> anyway i can send examples if interested, but it's really a simple
>>> patch, and as far as i can tell the scripts in Unity are looking for any
>>> data coming over the port number - they shouldn't care about whether they
>>> are looking for data coming out of Max or PD specifically. i'm just talking
>>> about the simple rotation demo, not the more complex jitter texture control.
>>>
>>> if anyone's got a clue as to where to start looking let me know.
>>>
>>> thanks,
>>> scott
>>>
>>
>>
>> --
>> Ivica Ico Bukvic, D.M.A
>> Composition, Music Technology
>> Director, DISIS Interactive Sound & Intermedia Studio
>> Director, L2Ork Linux Laptop Orchestra
>> Head, ICAT IMPACT Studio
>> Virginia Tech
>> Department of Music
>> Blacksburg, VA 24061-0240
>> (540) 231-6139
>> (540) 231-5034 (fax)
>> disis.music.vt.edu
>> l2ork.music.vt.edu
>> ico.bukvic.net
>>
>>
>
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