From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 98664] Fragment shader while loop causes geometry corruption Date: Wed, 09 Nov 2016 19:17:38 +0000 Message-ID: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0155191204==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id 5E0EF6E699 for ; Wed, 9 Nov 2016 19:17:38 +0000 (UTC) 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 --===============0155191204== Content-Type: multipart/alternative; boundary="14787190580.bFE6.19365"; charset="UTF-8" --14787190580.bFE6.19365 Date: Wed, 9 Nov 2016 19:17:38 +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=3D98664 Bug ID: 98664 Summary: Fragment shader while loop causes geometry corruption Product: Mesa Version: git Hardware: x86-64 (AMD64) OS: Linux (All) Status: NEW Severity: major Priority: medium Component: Drivers/Gallium/radeonsi Assignee: dri-devel@lists.freedesktop.org Reporter: wallbraker@gmail.com QA Contact: dri-devel@lists.freedesktop.org Created attachment 127870 --> https://bugs.freedesktop.org/attachment.cgi?id=3D127870&action=3Dedit Fragment shader The card is Radeon R9 390. I have a fragment shader that seems to corrupt the geometry of the triangle= . I reduced that fragment shader a lot. The code for this is not easy to compile and require a rather large dataset. You can reach me on IRC, nick Prf_Jakob. $ glxinfo | grep OpenGL OpenGL vendor string: X.Org OpenGL renderer string: Gallium 0.4 on AMD HAWAII (DRM 2.46.0 / 4.8.0-26-generic, LLVM 3.9.0) OpenGL core profile version string: 4.5 (Core Profile) Mesa 13.1.0-devel (git-7bcb94b) OpenGL core profile shading language version string: 4.50 OpenGL core profile context flags: (none) OpenGL core profile profile mask: core profile OpenGL core profile extensions: OpenGL version string: 3.0 Mesa 13.1.0-devel (git-7bcb94b) OpenGL shading language version string: 1.30 OpenGL context flags: (none) OpenGL extensions: OpenGL ES profile version string: OpenGL ES 3.1 Mesa 13.1.0-devel (git-7bcb= 94b) OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.10 OpenGL ES profile extensions: --=20 You are receiving this mail because: You are the assignee for the bug.= --14787190580.bFE6.19365 Date: Wed, 9 Nov 2016 19:17:38 +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
Bug ID 98664
Summary Fragment shader while loop causes geometry corruption
Product Mesa
Version git
Hardware x86-64 (AMD64)
OS Linux (All)
Status NEW
Severity major
Priority medium
Component Drivers/Gallium/radeonsi
Assignee dri-devel@lists.freedesktop.org
Reporter wallbraker@gmail.com
QA Contact dri-devel@lists.freedesktop.org 

Created attachment 127870 [details]
Fragment shader

The card is Radeon R9 390.

I have a fragment shader that seems to corrupt the geometry of the triangle=
. I
reduced that fragment shader a lot. The code for this is not easy to compile
and require a rather large dataset. You can reach me on IRC, nick Prf_Jakob.


$ glxinfo | grep OpenGL
OpenGL vendor string: X.Org
OpenGL renderer string: Gallium 0.4 on AMD HAWAII (DRM 2.46.0 /
4.8.0-26-generic, LLVM 3.9.0)
OpenGL core profile version string: 4.5 (Core Profile) Mesa 13.1.0-devel
(git-7bcb94b)
OpenGL core profile shading language version string: 4.50
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile
OpenGL core profile extensions:
OpenGL version string: 3.0 Mesa 13.1.0-devel (git-7bcb94b)
OpenGL shading language version string: 1.30
OpenGL context flags: (none)
OpenGL extensions:
OpenGL ES profile version string: OpenGL ES 3.1 Mesa 13.1.0-devel (git-7bcb=
94b)
OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.10
OpenGL ES profile extensions:

You are receiving this mail because:
  • You are the assignee for the bug.
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