On Sat, Jul 13, 2019 at 7:59 PM Alexandre Torres Porres <[email protected]>
wrote:

> yeah, both creb/eadsr~ and bsaylor/aenv~ seem to use a one pole filter
> design, even though both generate slightly different shapes.
>
>

Also mrpeach/rc~ does that. And banging the same value into a [line~]
faster than it ramps will give a piecewise-linear approximation. The 555
timer chip uses the middle third of the curve, which is more nearly linear.
Martin
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