[PD] grain patch producing clicks

[Alexandre Matheson]

Very nice, thanks Hans.

a

On 10-Jun-06, at 3:10 PM, Hans-Christoph Steiner wrote:

>
> You can get raw mouse data using [hid].  You can get screen  
> coordinates using cyclone's [MouseState].
>
> .hc
>
> On Jun 2, 2006, at 12:05 AM, Alexandre Matheson wrote:
>
>> hello everybody,
>>
>> Thanks again for all the advice and help, I've been busy but still  
>> managed to do a few updates to my patch. There are two versions,  
>> one that uses gem (for gemmouse) and freeverb, and the other uses  
>> no externals and has a data structure gui.
>>
>> I was wondering if there was an object similar to gemmouse that I  
>> can use for my data structure gui version. I want to turn the  
>> metro on and off when I click and move around the red square on  
>> the 2d control. Is this possible?
>>
>> I am a PEBKAC
>>
>> alex
>> <gem-lens.zip>
>> <lens.zip>
>>
>> On 24-May-06, at 8:16 PM, Alexandre Matheson wrote:
>>
>>> hello dafydd, Frank, and list,
>>>
>>> Thanks for the feedback. I will start making improvements on the  
>>> patch as soon as i get over this cold.
>>>
>>> On 23-May-06, at 1:09 PM, Frank Barknecht wrote:
>>>
>>>> Hallo,
>>>> dafydd hughes hat gesagt: // dafydd hughes wrote:
>>>>
>>>>> It looks like a mismatch between envelope and sample reading.  The
>>>>> clicks seem to happen because the amplitude envelope and the  
>>>>> tabread4~
>>>>> aren't synchronized.  What happens is the tabread object gets  
>>>>> its new
>>>>> starting position while the envelope is still in mid-grain.  The
>>>>> solution is to make sure each voice is inactive before starting  
>>>>> a new
>>>>> grain.
>>>>>
>>>>> David Golightly made a great granular delay line patch (I think  
>>>>> based
>>>>> on a paper by Ross Bencina) maybe a year and a bit ago which  
>>>>> used a
>>>>> scheduler to send info to each voice.  As I remember, the  
>>>>> scheduler
>>>>> kept track of which voices were playing and sent the messages  
>>>>> to the
>>>>> next available note.  Another way is to let the voice pass the  
>>>>> message
>>>>> to the next voice if it's already busy.
>>>>
>>>> I changed the patch to do just that and introduced an  
>>>> abstraction for
>>>> the voices, because I'm lazy. The blocking is in [pd block] in
>>>> pd_voice.pd. However while this gets rid of the clicks, it brings
>>>> another problem with the patch to daylight, which you will  
>>>> immediatly
>>>> hear, if you try it: it doesn't sound like a cloud of grains,  
>>>> but very
>>>> regular. I didn't understand what the [expr $f1; $f1/1;  
>>>> $f1/2 ...] is
>>>> supposed to do. In the original patch, the numbers get send to a  
>>>> [del]
>>>> object where they get translated to a simple bang.
>>>>
>>>> I once did another granular patch that uses a [phasor~] instead  
>>>> of a
>>>> [metro] to drive the grains. Basically the phasor~ output is  
>>>> used to
>>>> drive a cosine envelope similar to the packets example in Miller's
>>>> docs. It also is used to read out the table with [tabread4~] or a
>>>> delay line with [vd~]. [samphold~]'s are used to get click-free
>>>> operation. I attached this patch as well (phasorgrain~). It  
>>>> normally
>>>> uses Memento to allow comfortable remote control of the  
>>>> settings, but
>>>> I ripped this part out to not confuse those without Memento.
>>>>
>>>> Ciao
>>>> -- 
>>>>  Frank Barknecht                 _ ______footils.org_  
>>>> __goto10.org__
>>>> <help-sk-lens.pd>
>>>> <sk-lens.pd>
>>>> <pd_voice.pd>
>>>> <phasorgrain~.pd>
>>>> <phasorgrain~-help.pd>
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