Cross fade between waveforms ?

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Halon
Posts: 321
Joined: Sat Nov 28, 2015 4:42 pm
Location: Norway

Cross fade between waveforms ?

Post by Halon »

I have been using the cross fade module by kevin brown to fade between 2 waveforms but I want to cross fade more than 2 waveforms. The module by kevin brown only let you fade between 2 waveforms it seems. Does anyone know how to make one ?
tulamide
Posts: 2714
Joined: Sat Jun 21, 2014 2:48 pm
Location: Germany

Re: Cross fade between waveforms ?

Post by tulamide »

First you have to define if you want to achieve a real crossfade or a fake one. The latter is just linear interpolation from channel 0 to channel 1, then channel 1 to channel 2, then channel 2 to channel 3, etc.

The former is more complex. It is basically a linear interpolation between channel 0 and channel n, with all channels in between just interpolated by ratios influenced from that main interpolation. So that when n is at 100%, 0 is at 0%, 1 is at 1/n %, etc.
"There lies the dog buried" (German saying translated literally)
Halon
Posts: 321
Joined: Sat Nov 28, 2015 4:42 pm
Location: Norway

Re: Cross fade between waveforms ?

Post by Halon »

Thanks for explain ing tulamide. I think it would be best to use fake crossfading since it sounds more easy to achieve.

Do you perhaps have a schematic laying around ?
adamszabo
Posts: 667
Joined: Sun Jul 11, 2010 7:21 am

Re: Cross fade between waveforms ?

Post by adamszabo »

There has been discussions about this already. Try this:

viewtopic.php?f=4&t=4380&p=24831&hilit=+morph#p24831
Halon
Posts: 321
Joined: Sat Nov 28, 2015 4:42 pm
Location: Norway

Re: Cross fade between waveforms ?

Post by Halon »

Thanks Adam. I'll have a read.
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