Re: [PD] Vline~ subsample accuracy clarification

2010-10-11 Thread Mathieu Bouchard
On Sun, 10 Oct 2010, Claude Heiland-Allen wrote: From http://www.mail-archive.com/pd-list@iem.at/msg06284.html : > Essentially, Pd has a 'logical clock', which means messages have a > time stamp that clock-aware objects can access. But messages don't have a timestamp. You can sort of pretend th

Re: [PD] Vline~ subsample accuracy clarification

2010-10-11 Thread Frank Barknecht
On Sun, Oct 10, 2010 at 11:20:23PM +0100, Oliver Larkin wrote: > Can someone explain to me how vline~ can "align the endpoints of the > envelope, accurate to a fraction of a sample" > > I don't really see how that's possible. my guess is that it's somehow > similar to the way interpolation is used

Re: [PD] Vline~ subsample accuracy clarification

2010-10-10 Thread Claude Heiland-Allen
On 10/10/10 23:20, Oliver Larkin wrote: Hi, Can someone explain to me how vline~ can "align the endpoints of the envelope, accurate to a fraction of a sample" You need to know some background about pd's scheduler for the following to make sense, here are some reasonable places to start readin

Re: [PD] Vline~ subsample accuracy clarification

2010-10-10 Thread Roman Haefeli
On Sun, 2010-10-10 at 23:20 +0100, Oliver Larkin wrote: > Hi, > > Can someone explain to me how vline~ can "align the endpoints of the > envelope, accurate to a fraction of a sample" It simply means that the ramp also can start and end _between_ sample boundaries (contrary to [line~] which only s

[PD] Vline~ subsample accuracy clarification

2010-10-10 Thread Oliver Larkin
Hi, Can someone explain to me how vline~ can "align the endpoints of the envelope, accurate to a fraction of a sample" I don't really see how that's possible. my guess is that it's somehow similar to the way interpolation is used in fractional delay lines, but I can't quite translate that idea to