On Thu, Jul 10, 2014 at 11:43 AM, Brian Paul <bri...@vmware.com> wrote: > --- > src/gallium/docs/source/tgsi.rst | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/src/gallium/docs/source/tgsi.rst > b/src/gallium/docs/source/tgsi.rst > index 8cbb3d8..c267b2c 100644 > --- a/src/gallium/docs/source/tgsi.rst > +++ b/src/gallium/docs/source/tgsi.rst > @@ -968,6 +968,8 @@ XXX doesn't look like most of the opcodes really belong > here. > Also return the number of accessible levels (last_level - first_level + 1) > in W. > > + For components that aren't used, the returned values are undefined. > +
Perhaps I'm just not seeing something obvious... but what does this mean? I'm reading this as "If you don't look at a component of the return value, then unbeknownst to you, since you're not looking at it, the value is undefined." > .. math:: > > lod = src0.x > -- > 1.7.10.4 > > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
