[Mesa-dev] [Bug 97393] Wrong result of S3TC DXT3 texture rendering

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97393

--- Comment #7 from Ruslan Kabatsayev <b7.10110111 at gmail.com> ---
(In reply to Roland Scheidegger from comment #6)
> Without having tested it, the image looks to me like it might be using s2tc
> decompression (which is what distros install due to patent issues). Which
> cheats a bit (no interpolation between the two base colors in a block).

OK, removing libtxc-dxtn-s2tc0 indeed makes it render correctly (when true s3tc
library is in LD_LIBRARY_PATH). But if I don't add the correct s3tc lib to
LD_LIBRARY_PATH, i965 appears broken too, although its results were correct
with s2tc. How can this be explained?

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