[Mesa-dev] [PATCH] i965/Gen6-7: Fix point sprites with PolygonMode(GL_POINT)

[Kenneth Graunke]

On Friday, December 05, 2014 07:43:13 PM Chris Forbes wrote:
> This was an oversight in the original patch. When PolygonMode is
> used, then front faces, back faces, or both may be rendered as
> points and are affected by point sprite state.
> 
> Note that SNB/IVB can't actually be fully conformant here, for
> a legacy context -- we don't have separate sets of pointsprite
> enables for front and back faces. Haswell ignores pointsprite
> state correctly in hardware for non-point rasterization, so can
> do this correctly, but it doesn't seem worth it.
> 
> Signed-off-by: Chris Forbes <chrisf at ijw.co.nz>
> Cc: "10.4" <mesa-stable at lists.freedesktop.org>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=86764

Acked-by: Kenneth Graunke <kenneth at whitecape.org>

It would be nice to drop the BRW_NEW_PRIMITIVE dependency for Haswell,
especially if we can actually do the right thing.
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