[PD] GUI and DSP

batinste dwanafite at yahoo.fr
Wed Feb 8 17:01:50 CET 2012


See attached patch. Open it, turn on DSP, click the toggle and compare
CPU usage with the subpatch visible or hidden. On my computer, Pd takes
1% of CPU with the non-visible slider, and between 2 and 3% when the
slider is visible. Remember that [bang~] bangs at audio rate :) I
usually limit slider and al refresh request rate to 20ms or more : or
better, once the patch runs ok, i delete all useless sliders, bangs and

On 08/02/2012 15:41, Jean-Marie Adrien wrote:
> Hello list
> reading everywhere that GUI takes enormous amount of CPU.
> More precisely : does a GUI element, say a slider monitoring a signal, require lots of CPU in anycase -even when for instance it is invisible somewhere deep in a subpatch-,  or is it requiring lots of CPU only when displayed in front window ?
> JmA
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> Pd-list at iem.at mailing list
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