[PD] Biased waveform display?

Jaime Oliver jaime.oliver2 at gmail.com
Mon Oct 10 16:08:48 CEST 2022

I'd make a transfer function in the style of waveshaping and use the audio
you want to draw to read it and display the output.

It should not be more computationally expensive than a wavetable oscillator.



On Mon, Oct 10, 2022, 06:44 IOhannes m zmoelnig <zmoelnig at iem.at> wrote:

> On 10/10/22 12:21, jayrope wrote:
> > A quick question:
> >
> > In Vanilla, is it possible to bias solely the display of a waveform in
> > an array in such a manner, that lower volumes visibly appear louder than
> > they are?
> logarithmic scale on the y-axis (or x-axis, for spectral info)?
> i'm afraid, the answer is "no" (so you have to perform any data mangling
> first, and then show it on a 2nd display-only array)
> > Very dynamic audio often would love such a display feature here, however
> > without touching the actual data - and copying large arrays of audio
> > likes to incite dsp dropouts.
> it shouldn't take much longer than filling the primary array though. so
> if you are able to do this without dropouts, you should be able to do
> the data mangling as well.
> that is: if you are recording live into the primary array, do a
> simultaneous recording of the mangled data into the secondary array.
> if this is not an option, you might want to check the "iem_tab" library.
> gamfsd
> IOhannes
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