[Bug 31013] [r300g][glsl] Textures are black in Xonotic with offset mapping - r300 FP: Compiler Error: r300_fragprog_emit.c::begin_tex(): Too many texture indirections

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Oct 26 22:29:52 PDT 2010


--- Comment #15 from Tomasz Czapiewski <xeros at irc.pl> 2010-10-26 22:29:52 PDT ---
(In reply to comment #14)
> Ok, so it looks like I was wrong about this.  I input a shader with 4
> indirections to the AMD Shader Analyzer and it crashed, so I'm pretty sure r300
> is limited to 3 indirections.  I'm guessing that the reason this works on
> Windows with r300 hardware is because that driver has some sort of software
> fall-back, which r300g doesn't have.

So does fglrx on Linux have this software fall-back, too? As now it's been
confirmed that on fglrx on Linux it worked, too before fglrx dropped R300-R500
And game developers have told me that this shader code was specially designed
for Radeon 9600 (RV350) with fglrx.

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