Florian Brucker <tor### [at] torfboldcom> wrote:
> >   Graphical interfaces usually do not take almost any CPU time at all
> > if you are not doing anything with them (unless you are using older
> > versions of MacOS X) so it's usually not necessary or useful to shut
> > them down for rendering. In order to better establish whether a
> > graphical interface slows down rendering in any considerable way
> > (when you are not doing anything but running POV-Ray with it) you
> > should *test* it, not just assume it.
>
> Does displaying the image which is rendered at the same time take much
> CPU time? I don't know, but I believed in what the docs say about it.
> It's true that I did not test the CPU usage of a graphical interface.
> Perhaps I should leave that sentence out.

The GUI may not take up much in CPU time, but it can certainly be a memory
hog, and many of my scenes are hampered by memory usage more than CPU
usage. I think it's still worth mentioning.

 - dan B hentschel

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