Bug 94438 - [HSW, regression, bisected] computeparticles demo renders no particles
Summary: [HSW, regression, bisected] computeparticles demo renders no particles
Status: RESOLVED FIXED
Alias: None
Product: Mesa
Classification: Unclassified
Component: Drivers/Vulkan/intel (show other bugs)
Version: git
Hardware: Other All
: medium normal
Assignee: Jason Ekstrand
QA Contact: Intel 3D Bugs Mailing List
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2016-03-08 01:43 UTC by Nanley Chery
Modified: 2016-07-29 16:00 UTC (History)
1 user (show)

See Also:
i915 platform:
i915 features:


Attachments
Incorrectly rendered app (190.59 KB, image/png)
2016-03-08 01:43 UTC, Nanley Chery
Details
Computeparticle working. (1.33 MB, image/png)
2016-07-29 15:09 UTC, mrc_munir
Details

Description Nanley Chery 2016-03-08 01:43:38 UTC
Created attachment 122156 [details]
Incorrectly rendered app

On Gen7, and prior the following commit:

commit 38f4c11c2f5c00a1d2addddcd0508ad89a7cead4
Author: Jason Ekstrand <jason.ekstrand@intel.com>
Date:   Mon Feb 29 17:27:11 2016 -0800

    anv/pipeline: Pull 3DSTATE_SBE into a shared helper


the Sascha Willems computeparticles demo was rendering particles (albeit incorrectly). Now however, no particles are rendered and only the gray background is visible.

Reference:
https://github.com/SaschaWillems/Vulkan/blob/master/screenshots/compute_particles.png
Comment 1 Jason Ekstrand 2016-03-08 23:27:12 UTC
This may have been fixed by the following commit:

> commit 9a90176d488c00700cbd832a6a2d53a78114a21e
> Author: Jason Ekstrand <jason.ekstrand@intel.com>
> Date:   Sat Mar 5 08:45:01 2016 -0800
>
>     anv/pipeline: Calculate the correct max_source_attr for 3DSTATE_SBE

Mind retesting?
Comment 2 Nanley Chery 2016-03-08 23:57:24 UTC
(In reply to Jason Ekstrand from comment #1)
> This may have been fixed by the following commit:
> 
> > commit 9a90176d488c00700cbd832a6a2d53a78114a21e
> > Author: Jason Ekstrand <jason.ekstrand@intel.com>
> > Date:   Sat Mar 5 08:45:01 2016 -0800
> >
> >     anv/pipeline: Calculate the correct max_source_attr for 3DSTATE_SBE
> 
> Mind retesting?

The rendering issue is not fixed by the above the commit, nor by the latest branch head.
Comment 3 mrc_munir 2016-07-29 15:09:44 UTC
Created attachment 125421 [details]
Computeparticle working.

in the currect mesa3d code it's working.

Tested under Ivy bridge driver.
Comment 4 Jason Ekstrand 2016-07-29 16:00:11 UTC
(In reply to mrc_munir from comment #3)
> Created attachment 125421 [details]
> Computeparticle working.
> 
> in the currect mesa3d code it's working.
> 
> Tested under Ivy bridge driver.

Then let's close the bug.


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