Main difference is that Pd wasn't designed with self-editing patches in mind; sending canvases directly to 'edit' them is effectively relying on Pd's internal mechanisms which aren't designed as a user interface.
cheers Miller On Mon, Aug 23, 2010 at 09:39:22PM +0200, Peter Plessas wrote: > Dear Matju, Roman, > > thank you for your explanations which both make sense. I am just > wondering why the behavior is different in that: > Tilde objects added (dynamically) to a patch force a recompilation of > the dsp graph, while tilde objects inside dynamically created (loaded) > abstractions do not cause it. > > best, P > > On 08/21/2010 05:22 AM, Mathieu Bouchard wrote: > > On Sat, 21 Aug 2010, Peter Plessas wrote: > > > >> Just creating tilde objects inside a subpatch (without being contained > >> inside an abstractio) and connecting them works. I suppose there is a > >> reason for this, but didn't find it. > > > > Because the DSP is compiled, to save CPU time and SRAM space (that is, > > space in the fast RAM that accelerates the regular RAM). > > > > Then there is no incremental recompilation of the DSP, therefore, if it > > were a simple automatic recompilation, anytime there is a ~ object, it > > would recompile the whole thing, so, when you want to add many of them, > > it'd be very slow. > > > > There would be a fast automatic way, involving a [delay 0] (that is, > > clock_delay(,0)) every time you add a tilde object, such that if you add > > several objects within a [until], [repeat], [foreach], or [list-drip], > > it only recompiles once. But Pd doesn't do this. > > > > Instead you are responsible for doing it. It wouldn't be so bad, if you > > had actually access to whether the DSP is currently On, because else you > > can "turn back On" a DSP that never was. If you listen to [r pd], you > > only know about new On/Off switches, not the state when your abstraction > > was created. We'd need an extra external for that (if it does not exist > > yet...). > > > > _ _ __ ___ _____ ________ _____________ _____________________ ... > > | Mathieu Bouchard, Montréal, Québec. téléphone: +1.514.383.3801 > > _______________________________________________ > Pd-list@iem.at mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list _______________________________________________ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list