Christopher James Huff <cja### [at] earthlinknet> wrote:

> No. The interpolation is a weighted average, with the weights 
> independant of the pixel values. Basically the same goes for the 
> conversion. It's a very inefficient way to do it, requiring 
> interpolation of three values when only one would do, but it will work.

You're right, it does work.

I uploaded a table with my tests:
<http://www.lutz-peter.hoogi.de/extern/hfield/>

So a POV-generated TGA (or 2 seperate images) seems to be the only way
to get it working.

However it would be much nicer if POV directly supported 16bit PNG
(or TIFF)...

Lutz-Peter

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