[Bug 72685] [radeonsi hyperz] Artifacts in Unigine Sanctuary

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Mon Aug 11 01:56:39 PDT 2014


--- Comment #23 from smoki <smoki00790 at gmail.com> ---
(In reply to comment #22)
>  And he said chips handle these cases, no driver need to somhow check for
> those. I gueesed that maybe that "Stencil op fail or zfail is not KEEP" is
> culprit but who knows :)
>  http://amd-dev.wpengine.netdna-cdn.com/wordpress/media/2012/10/Depth_in-
> depth.pdf#6
>  http://amd-dev.wpengine.netdna-cdn.com/wordpress/media/2012/10/Depth_in-
> depth.pdf#10

 I mean that one for an artifacts we have in some apps :)

 "Unfortunately the conventional method can get artifacts if the shadow volume
intersects the near clipping plane (if front plane capping is not used, that
is), which has made the Z-fail method the algorithm of choice for most deve

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