[L2Ork-dev] dsp chain indeterminism

Matt Barber brbrofsvl at gmail.com
Mon Jun 25 15:55:03 EDT 2018


There are also ways of noticing when a connection is attached to the inlet
and that the connection is a signal, and you can reset phase at those times
instead.

On Mon, Jun 25, 2018 at 3:52 PM Matt Barber <brbrofsvl at gmail.com> wrote:

> Only good way to do this is to reset phase when the dsp graph changes.
> [cyclone/cycle~] does this, in fact:
>
> static void cycle_dsp(t_cycle *x, t_signal **sp)
>   cycle_gettable(x);
>     x->x_conv = 1.0 / sp[0]->s_sr;
>     cycle_phase_reset(x); // <------------------------------RESET PHASE
>     dsp_add(cycle_perform, 5, x, sp[0]->s_n,
>     sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec);
> }
>
> On Mon, Jun 25, 2018 at 3:40 PM Jonathan Wilkes <jon.w.wilkes at gmail.com>
> wrote:
>
>> Hi list,
>>
>> Check out the following patch (attached):
>>
>> 1. Click [bang(. You'll get a block of ones.
>>
>> 2. Disconnect the output of [sig~ 0] from the input of [osc~ 440].
>>
>> 3. Click the [bang( again. You'll get output based on the floatarg 440.
>>
>> 4. Now re-connect [sig~ 0] to [osc~ 440]. You'll get indeterministic
>> output.
>>
>> Is there any workaround to make the output deterministic in this case?
>>
>> -Jonathan
>> _______________________________________________
>> L2Ork-dev mailing list
>> L2Ork-dev at disis.music.vt.edu
>> https://disis.music.vt.edu/listinfo/l2ork-dev
>
>
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