Hi Alexandre, What do you want me to check?
If comb~ and teeth~ are so close, one wonders why there are two objects at all. In hindsight, the early development of objects in Max/MSP doesn't look very organized. Almost like the pd-extended collection :-). Greetings, Fred Jan On 2015-06-25 12:20 AM, Alexandre Torres Porres wrote: > were you able to check it? I'm curious to see if we are on the same page :) > cheers > > 2015-06-23 13:52 GMT-03:00 Alexandre Torres Porres <[email protected] > <mailto:[email protected]>>: > > > Well, not quite. You also need another delay line, > > as each has different input (input and output signal). > > Not really, because [comb~] also has two delay lines, one for input > and another for output, in the same way! The thing is that it'll > have the same delay time for both lines, whereas in teeth~ you can > specify different times for each delay. > > see my patch attached comparing them. > > cheers > > 2015-06-23 12:08 GMT-03:00 Fred Jan Kraan <[email protected] > <mailto:[email protected]>>: > > Hi Alexandre, > > > hello, I had plans to try working on a .c code for it, and my idea > was > > to just adapt from [comb~]. > > > > Yeah... Teeth is almost identical to [comb~]! > > > > In [comb~] you have the same delay time for the feedforward and the > > feedback. In [teeth~] you can specify different time delays for > > feedforward and feedback. So you basically have only one extra time > > delay parameter to include in [comb~] and... voilà, you've got > [teeth~]! > > Well, not quite. You also need another delay line, as each has > different > input (input and output signal). And writing code is more fun than > reading/understanding/adapting. I prefer the array aproach above the > pointer arithmetic that real programmers use :-). > > > > Hope this makes it clear for you. > > > > Cheers > > Greetings, > > Fred Jan > > > > 2015-06-23 4:56 GMT-03:00 Fred Jan Kraan <[email protected] > <mailto:[email protected]> > > <mailto:[email protected] <mailto:[email protected]>>>: > > > > Hi Alexandre, > > > > Just now I completed the c code for a teeth~ object, which > doesn't seem > > to crash instantly and sounds* the same as your abstraction > which is now > > in cyclone. > > > > The block diagram in your help patch made it very clear what > should be > > coded. The only thing (what an expert told me), was that 'z' > applies to > > samples, and teeth~ is controlled in milli-seconds. > > > > While coding, I found the delay time has to be zero or > positive, but the > > gain coefficients can be negative too, adding the delayed > signal out of > > phase. > > > > I have no plans to add the object to cyclone anytime soon. > First spend > > some time figuring out that i really does what I think it does. > It > > doesn't crash instantly, and output looks sinusoid with a sinus > input, > > but that doesn't prove much. And at least some form of > interpolation > > should be added before it is ready for prime time. > > > > Greetings, > > > > Fred Jan > > > > *) the help patch sounds equally weird with both, using only the > > positive gains > > > > On 2015-06-15 04:14 PM, Alexandre Torres Porres wrote: > > > it's just a preview, I'm gonna still work on them and help > files :) > > > > > > 2015-06-15 10:38 GMT-03:00 Fred Jan Kraan <[email protected] > <mailto:[email protected]> > > <mailto:[email protected] <mailto:[email protected]>> > > > <mailto:[email protected] <mailto:[email protected]> > <mailto:[email protected] <mailto:[email protected]>>>>: > > > > > > Hi Alexandre, > > > > > > Thanks for the abstractions. I will include them in > the svn > > repository > > > and the next binary deken compatible builds. Only > rect~ didn't > > work. > > > > > > I applied some minor modification by replacing [pi], > which doesn't > > > appear to be vanilla by [3.141593(. > > > > > > Greetings, > > > > > > Fred Jan > > > > > > P.S. Wouldn't mind if the future supplied > help-patches were > > already > > > cyclone-standard formatting ;-). > > > > > > On 2015-06-14 10:14 PM, Alexandre Torres Porres wrote: > > > >> Any object or abstraction that implements something > > > >> present in Max(5) could be part of cyclone. > > > > > > > > i've made 13 abstractions so far > > > > > > > > - atodb > > > > - atodb~ > > > > - dbtoa > > > > - dbtoa~ > > > > - freqshift~ > > > > - rect~ > > > > - saw~ > > > > - scale > > > > - scale~ > > > > - teeth~ > > > > - thresh~ > > > > - tri~ > > > > - trunc~ > > > > > > > > Gonna try and do a few of these more, I have more > 5 in mind > > so far. I > > > > guess some make much more sense as objects, like > > > [rect~]/[tri~]/[saw~]. > > > > Here's a preview attached. > > > > > > > > cheers > > > > > > > > > > > > > _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
