[Bug 20626] r200 texgen with glVertex4f(x, y, z, w) error

[<bug...@fr...>]

http://bugs.freedesktop.org/show_bug.cgi?id=20626





--- Comment #5 from Roland Scheidegger <sr...@tu...>  2009-03-13 08:06:36 PST ---
(In reply to comment #3)
> Thank for replay,
> I use the texgen function use with GL_OBJECT_LINEAR option and expexted tex
> coord as px * x + py * y + pz * z + pw * w, it looks like r200 set object coord
> to normalized (x/w, y/w, z/w, 1.0), so the result is px * x / w + py * y / w +
> pz * z / w + pw, is it a hw limitation or parameter setting bug?
The hw should be able to handle it, so should the driver. You should try a
newer mesa version.


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