[PD] displaying waveforms in gem

Martin Schied crinimal at gmx.net
Sun Feb 21 16:09:06 CET 2010

hi Andrew, I remember a discussion about this in the board  - someone 
buit this based on [curve] I think. Also I know of a pdmtl abstraction 
which uses gl primitives for displaying the waveform, which is a bit 
faster than using curve (at least I think so) it's pdmtl/gems.scope~-help.pd


Andrew Faraday wrote:
> Hey All
> I'm looking into some live sampling work with direct visualization in 
> Gem. I'm just wondering if there's a way to use the waveform of a 
> sample (I.E. What you see in an array containing audio) as an object 
> in gem. 
> The only way I can think of doing it is taking a screen shot of an 
> array, saving that to a file and using that as a texture. This way 
> isn't particularly adaptable, however, as I'd need to go through the 
> process for any new sample. 
> Any Ideas?
> Thanks
> Andrew
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