From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 111241] Shadertoy shader causing hang Date: Fri, 30 Aug 2019 23:57:36 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0053131477==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [IPv6:2610:10:20:722:a800:ff:fe98:4b55]) by gabe.freedesktop.org (Postfix) with ESMTP id 41A806E132 for ; Fri, 30 Aug 2019 23:57:36 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============0053131477== Content-Type: multipart/alternative; boundary="15672094560.045E7.22501" Content-Transfer-Encoding: 7bit --15672094560.045E7.22501 Date: Fri, 30 Aug 2019 23:57:36 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated https://bugs.freedesktop.org/show_bug.cgi?id=3D111241 --- Comment #12 from Dieter N=C3=BCtzel --- (In reply to Pierre-Eric Pelloux-Prayer from comment #11) > (In reply to Dieter N=C3=BCtzel from comment #8) > > BTW > >=20 > > Pierre-Eric can you look into this > >=20 > > Shadertoy shader corruption, too? > > https://www.shadertoy.com/view/Xt3cWS > > >=20 > The "Buffer A" shader doesn't write fragColor when uv.y is < 0.1 or > 0.9. >=20 > So the content is undefined and may be black on some platform or random. >=20 > radeonsi is correct here, but we might want to replace undef values with = 0x0 > to get a default value instead of random. Cool to have you around for bug hunting...;-) Any hints where I shoud change 'undef values with 0x0' for testing? And sorry that I 'hijacked' this thread - should I open a new ticket? --=20 You are receiving this mail because: You are the assignee for the bug.= --15672094560.045E7.22501 Date: Fri, 30 Aug 2019 23:57:36 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated

Comme= nt # 12 on bug 11124= 1 from Dieter N=C3=BCtzel 
(In reply to Pierre-Eric Pelloux-Prayer from comment #11)
> (In reply to Dieter N=C3=BCtzel from comment #8)
> > BTW
> >=20
> > Pierre-Eric can you look into this
> >=20
> > Shadertoy shader corruption, too?
> > https://www.sha=
dertoy.com/view/Xt3cWS
> >
>=20
> The "Buffer A" shader doesn't write fragColor when uv.y is &=
lt; 0.1 or > 0.9.
>=20
> So the content is undefined and may be black on some platform or rando=
m.
>=20
> radeonsi is correct here, but we might want to replace undef values wi=
th 0x0
> to get a default value instead of random.

Cool to have you around for bug hunting...;-)

Any hints where I shoud change 'undef values with 0x0' for testing?

And sorry that I 'hijacked' this thread - should I open a new ticket?

You are receiving this mail because:
  • You are the assignee for the bug.
= --15672094560.045E7.22501-- --===============0053131477== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVs IG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlz dHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVs --===============0053131477==--