Thank you, Oleg! That’s solved the problem–wonderful!
I knew it would be something simple that I’d missed.
James
________________________________________________
formuls | audiovisual interaction design | www.formuls.co.uk
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> On 2 Oct 2020, at 16:33, Oleg Nesterov <o...@redhat.com> wrote:
>
> On 10/02, i...@formuls.co.uk wrote:
>>
>> Hello Faust List,
>>
>> I’m trying to use a signal to trigger an envelope, in particular Faust's
>> dx7envelope. However, I keep encountering an error that states the number of
>> inputs does not match the number of outputs. I’m trying the following code:
>>
>> ADSR = _ : en.dx7envelope(0.01,0.01,0.5,1,1,1,0,0,_);
>
> See libraries/envelopes.lib,
>
> dx7envelope(R1,R2,R3,R4,L1,L2,L3,L4,t) = up*on : ba.sAndH(on) : down
> with {
> on = t>0;
> off = t==0;
> ...
>
> so the code above expands to
>
> ...
> on = _ > 0;
> off = _ == ;
>
> and this means 2 inputs.
>
>> Where the ADSR variable takes a signal input and passes it through to where
>> dx7envelope’s trigger variable should be. I’ve also tried:
>>
>> ADSR(t) = en.dx7envelope(0.01,0.01,0.5,1,1,1,0,0,t);
>>
>> process = ADSR(_);
>
> The same.
>
> Just do
>
> ADSR = en.dx7envelope(0.01,0.01,0.5,1,1,1,0,0);
> process = ADSR;
>
> Oleg.
>
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