[PD-dev] more information on the gui getting stuck on 0.42.5

Ivica Ico Bukvic ico at vt.edu
Thu Mar 18 05:04:13 CET 2010

> -----Original Message-----
> From: Miller Puckette [mailto:mpuckett at imusic1.ucsd.edu]
> Sent: Wednesday, March 17, 2010 10:26 PM
> To: Ivica Ico Bukvic
> Cc: Hans-Christoph Steiner; pd-dev at iem.at
> Subject: Re: [PD-dev] more information on the gui getting stuck on 0.42.5
> Hi Ivo -
> It's unsafe to issue messages from inside a DSP routine, because the
> message could eventually cause tables to relocate or even a rebuild of
> the DSP chain.  The safe thing is to schedule the message using
> clock_delay().
> examples are snapshot~ and (more complicatedly) fiddle~ and bonk~.
> cheers
> Miller

Many thanks for the clarification Miller. This helps a lot!

BTW, how often does the clock_delay() fire? Are we talking major delays that would effectively render this kind of a bang-based sync useless or is this something that occurs practically as often as dsp calls?

Best wishes,


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