[PD] [cos~]replacement for webPd patch

s p sebpiq at gmail.com
Tue Aug 25 08:43:46 CEST 2015


No worries :)

> I'm aware it would take more time to set up a tutorial than to just
implement them.

Yes ... I'll implement [osc~] and [env~] (not sure I can, but I'll try)
today.

On Tue, Aug 25, 2015 at 9:20 AM, Julian Brooks <jbeezez at gmail.com> wrote:

> Hi Seb (and Chris!),
>
> Implementation of classes is a bit beyond me atm (willing to learn
> though:).
>
> If there's a walkthrough I'd be happy to get involved, though I'm aware it
> would take more time to set up a tutorial than to just implement them.
> Always happy to help with testing if that's helpful.
>
> [cos~] would be super-useful, as would [env~] or is there a WebPd-Vanilla
> equivalent I'm not getting?
>
> Appreciate you guys getting involved, nice one.
>
> Regards,
>
> Julian
>
> On 25 August 2015 at 06:35, s p <sebpiq at gmail.com> wrote:
>
>> > Only [osc~] is a signal generator, and [cos~] the raw 'lookup'
>>
>> Oh right! Makes sense ...
>>
>> I believe [cos~] and [abs~] could both be implemented by using Web Audio
>> API's WaveShaperNode. The closest example is [clip~] implementation which
>> you can find here :
>> https://github.com/sebpiq/WebPd/blob/master/lib/objects/dsp.js#L892
>>
>> [wrap~] on the other hand can't be implemented :'( or it could, but with
>> a ScriptProcessorNode, which means it would be slow, and I don't want to go
>> into doing this for the moment...
>>
>> As Chris suggested, I'd be super happy to get a pull request (with tests)
>> ... if you feel that you can pull it, otherwise I can do it.
>>
>> Cheers
>>
>>
>>
>> On Tue, Aug 25, 2015 at 5:53 AM, Chris McCormick <chris at mccormick.cx>
>> wrote:
>>
>>> On 24/08/15 22:03, Julian Brooks wrote:
>>>
>>>> What I do think from the hints and suggestions given is that I've got
>>>> enough to be getting on with to make something approximately close and
>>>> hopefully interesting.
>>>>
>>>
>>> You could also implement cos~ in WebPd and submit a PR to seb. Here are
>>> osc~ and phasor~ for your reference:
>>>
>>> https://github.com/sebpiq/WebPd/blob/master/lib/objects/dsp.js#L90
>>>
>>> Cheers,
>>>
>>> Chris.
>>>
>>> --
>>> http://mccormick.cx/
>>>
>>>
>>> _______________________________________________
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>>
>>
>>
>> --
>>
>> *Sébastien Piquemal*
>>
>>  -----* @sebpiq*
>>  ----- http://github.com/sebpiq
>>  ----- http://funktion.fm
>>
>
>


-- 

*Sébastien Piquemal*

 -----* @sebpiq*
 ----- http://github.com/sebpiq
 ----- http://funktion.fm
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