[Radiance-general] result of rtrace calculation is different for
Radiance in Unix and Windows
Thomas Bleicher
tbleicher at googlemail.com
Tue Aug 3 00:56:42 PDT 2010
Ji.
On Tue, Aug 3, 2010 at 6:30 AM, Ji Zhang <hope.zh at gmail.com> wrote:
> We're using rtrace to calculate daylight factor. The scene file, sensor
> file, rtrace command parameters are all the same.
>
> However, the result seems to be different when run the same rtrace command
> in Unix and Windows, although the difference is not that much (0.11 to 0.13
> in terms of daylight factor).
0.11 vs 0.13 DF means you have an error of around 2 per mil which is
quite accurate for daylight calculations.
Do you get the same results for two simulations on the same platform?
If not then your rtrace parameters might just not be high enough.
Regards,
Thomas
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