[PD] More teeth. Was: cyclone abstractions was: Nettles.
Alexandre Torres Porres
porres at gmail.com
Thu Jun 25 00:20:50 CEST 2015
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 <porres at gmail.com>:
> > 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 <fjkraan at xs4all.nl>:
>
>> 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... voilĂ , 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 <fjkraan at xs4all.nl
>> > <mailto:fjkraan at xs4all.nl>>:
>> >
>> > 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 <fjkraan at xs4all.nl
>> > <mailto:fjkraan at xs4all.nl>
>> > > <mailto:fjkraan at xs4all.nl <mailto:fjkraan at xs4all.nl>>>:
>> > >
>> > > 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
>> > >
>> > >
>> >
>> >
>>
>
>
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