[PD] Strange behavior between [phasor~] and [creb/blosc~]

[Derek Holzer]

Have a look here:

http://en.flossmanuals.net/PureData/DCOffset

My basic formula is

[*~ 2]
|
[-~ 1]

Best!
D.

On 11/23/10 3:18 PM, Ingo wrote:
> Hi Derek,
>
> that's it !!!  I just subtracted 0.5 from the [phasor~] outlet and now it
> behaves as expected. Thank you!
>
> Now I have to find all the [phasor~] objects in my patches und change it
> there. Using [blosc~] is just too expensive for simply producing some slight
> "dirt" modulations.
>
> Ingo
>
>
>> -----Ursprüngliche Nachricht-----
>> Von: pd-list-bounces at iem.at [mailto:pd-list-bounces at iem.at] Im Auftrag von
> Derek
>> Holzer
>> Gesendet: Dienstag, 23. November 2010 14:49
>> An: pd-list at iem.at
>> Betreff: Re: [PD] Strange behavior between [phasor~] and [creb/blosc~]
>>
>> Did you try graphing the output of the combined [phasor~] objects? To
>> me, it seems likely that the lack of a zero-crossing in the [phasor~]
>> waveform would create a large amount of DC offset, and perhaps that is
>> what you are hearing. [creb/blosc~], [osc~] and pretty much any other
>> audio waveform generator all have mostly equal amounts of positive and
>> negative energy in their waveforms. Only [phasor~] is the weird
>> exception and wasn't even designed to be used as signal source anyways.
>> I'm quite sure it was mainly intended for use in driving [tabread~]
> objects.
>>
>> D.
>>
>> On 11/23/10 2:40 PM, Ingo wrote:
>>
>>> Do subpatches with several [phasor~] used as a audiosignals produce a
>>> different result as intended without summing up in total over "1".
>>
>> --
>> ::: derek holzer ::: http://macumbista.net :::
>> ---Oblique Strategy # 113:
>> "Make a blank valuable by putting it in an exquisite frame"
>>
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-- 
::: derek holzer ::: http://macumbista.net :::
---Oblique Strategy # 101:
"It is simply a matter of work"