Josh English <Jos### [at] joshuarenglishcom> wrote:
> Some time around 20 years ago I had a system by which I could download
> USGS topographic data and convert it to a POV-Ray height field. This was
> on a Macintosh running OS 9, I think.
> I am now on Windows 11 and I have lost all of my old POV-Ray files for
> reference.
> I think it was a .DAT file or .DOT file that I had to convert.
>
> Does such a thing exist anywhere anymore?

I used to use GRASS to process the GDAL data, but I gave up, as it a giant PITA.

Then I found a way to use images with the elevation data encoded into the
grayscale image.

https://news.povray.org/povray.tools.general/thread/%3Cweb.5cd84d809bc00ee54eec112d0%40news.povray.org%3E/

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