[LAD] Real-time plotting of audio/ oscilloscope.

[Jörn Nettingsmeier]

On 06/17/2010 07:37 PM, Jeremy wrote:

> Now, assuming a 60 Hz refresh rate (which is what I believe my monitor has),
> and a buffer size of 1024 pixels, that would be  a throughput of 61440
> samples per second.  More than the 48000 sampling rate.  So it seems that
> drawing every sample *is* a reasonable request.  But obviously a lower
> refresh rate would also satisfy my needs.

drawing all the samples is not the issue. drawing each sample 
individually (and the assorted overhead that goes with it) is.
you really don't want to call a graphics toolkit more than $refresh 
times per second...