Re: Perspective Correction of 3d-Textures?

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Angus Dorbie (dorbie++at++sgi.com)
Fri, 23 Apr 1999 12:01:53 -0700

There is.

On IMPACT (& OCTANE MX*) the r coordinate is not perspective correct but
s&t are. That's a hardware limitation.

Other systems like iR are better.

Cheers,Angus.

Frank Foehl wrote:
>
> I've just noticed that there seems to be no perspective
> correction when rendering polygons with 3d-textures mapped
> onto them.
>
> Do I have to put up with it (I'd use a finer triangle mesh instead
> of few large triangles) or can I switch on perspective correction?
> (how?)
>
> Cheers,
> Frank
>
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