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"stbenge" <not### [at] hotmail com> wrote in message
news:4ad4f336$1@news.povray.org...
> mone wrote:
>> Hi,
>>
>> has anyone an idea how I can make such a fancy glowing faked
>> "x-ray"-texture
>> with Pov-ray?
>> I mean those one can sometimes see on 3D anatomical illustrations, like
>> e.g.
>> here:
>> http://www.istockphoto.com/stock-photo-6226515-x-ray-skull.php
>> http://www.istockphoto.com/stock-photo-9543726-skull-roentgen-4-view.php
>
> MegaPOV has an angle of incidence pattern which creates this effect quite
> nicely. A color_map where the faces pointing towards the camera are
> transparent, and the angles facing to the side are opaque, will do the
> job.
>
> You can also do this with the official version of POV, with the "slope"
> pattern. The results will not be accurate, however, unless you use an
> orthographic camera.
>
> Sam
In case the slope pattern seems interesting to you I've posted an example on
povray.binaries.images. See:
http://news.povray.org/povray.binaries.images/thread/%3C4ad50483%40news.povray.org%3E/
Regards,
Chris B.
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