[sdiy] Detuning in Digital

Matthew Smith matt at smiffytech.com
Mon Apr 2 11:35:29 CEST 2012


Quoth Olivier Gillet at 02/04/12 17:50...
> In all my projects I represent pitch internally as a 14-bits number.
...
> When memory is a constraint, my top (or bottom) octave table contains
> only one half or one fourth of the data points and I use linear
> interpolation. No log, floating point, etc... It is reasonable to
> think that an approach like that might have been used on older synths.

Aha! This sounds good. Whilst the devices that I use might be 
constrained in terms of RAM, there is generally far more FLASH than I 
would need for code storage, so lots of room for LUTs.

Thanks. I will have to consider this.

Cheers

M


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