Warp wrote:
>
> It's not actually a heightfield bug. It's a more general phenomenon. If the
> angle between the normal vector returned by the object (any object) and the
> incoming ray is <90 degrees, then the normal vector is inverted.
>
> [...]
I think it would be interesting to know how other raytracers handle this.
Christoph
--
Christoph Hormann <chr### [at] gmxde>
IsoWood include, radiosity tutorial, TransSkin and other
things on: http://www.schunter.etc.tu-bs.de/~chris/
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