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Warp wrote:
> Tim Nikias <JUS### [at] gmx netware> wrote:
>> Of course, since it's MegaPOV, the random-stream might be
>> different again, but if/once the Intel-Based POV-Ray for Mac gets
>> released, will the streams be identical?
>
> POV-Ray uses its own random number generator function (a linear
> congruential generator, if you are interested; see wikipedia).
> There's no reason why it would give different values in different
> systems.
Hm, I seem to recall that I once rerendered an image that I made with
POV 3.1 and rendering it now looks different. But maybe I changed
something else as well, thus mixing up the stream...
>> You may argue that this question is purely scientific, when I use random
>> streams, I'm looking for random-input, so asking how determined it is
>> might be kinda stupid...
>
> No. Always getting the same stream of numbers every time is very useful
> for many purposes.
Yup, just need to make sure that you'll actually get the same numbers
even at a later point. ;-)
Regards,
Tim
--
aka "Tim Nikias"
Homepage: <http://www.nolights.de>
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