On 12 February 2013 21:57:53, Clint Talbert wrote:
I agree in part with the assertion about testing - that the existing
reftests will catch most regressions stemming from this. But I think
we also need some measurements around scrolling/responsiveness in
order to verify that off main thread
On 12 February 2013 13:05:33, Jean-Marc Desperrier wrote:
Matt Woodrow a écrit :
to improve both performance and responsiveness of the browser, we are
planning on moving painting to happen on a separate thread.
I think you should take some time to consider what impact it has on
the
On Tuesday 2013-02-12 11:17 +, Chris Lord wrote:
Sounds good, I'd like to help if I can. How would this affect the
display-list optimisation process - would we transfer across the
unoptimised display list and re-optimise and process for each
viewport change? I assume with OMTC, we'd still
I think we need a stronger statement than worthwhile in this:
It would be worthwhile to wait for the Layers refactoring to be completed to
avoid too many conflicts.
when it comes to actually landing code. Something like we should or even we
must comes to mind :-) That doesn't preclude
On Feb 12, 2013, at 9:50 AM, Milan Sreckovic msrecko...@mozilla.com wrote:
I think we need a stronger statement than worthwhile in this:
It would be worthwhile to wait for the Layers refactoring to be completed to
avoid too many conflicts.
when it comes to actually landing code.
: dev-platform@lists.mozilla.org, Matt Woodrow mwood...@mozilla.com,
Robert O'Callahan r...@ocallahan.org
Sent: Tuesday, February 12, 2013 8:04:38 AM
Subject: Re: Off-main-thread Painting
On Tuesday 2013-02-12 11:17 +, Chris Lord wrote:
Sounds good, I'd like to help if I can. How would
. This
should be a lively discussion.
--Jet
- Original Message -
From: Milan Sreckovic msrecko...@mozilla.com
To: Matt Woodrow mwood...@mozilla.com
Cc: Robert O'Callahan r...@ocallahan.org, dev-platform@lists.mozilla.org
Sent: Tuesday, February 12, 2013 6:50:42 AM
Subject: Re: Off-main-thread
-main-thread Painting
I think we need a stronger statement than worthwhile in this:
It would be worthwhile to wait for the Layers refactoring to be completed to
avoid too many conflicts.
when it comes to actually landing code. Something like we should or even
we must comes to mind
Message -
From: L. David Baron dba...@dbaron.org
To: Chris Lord cl...@mozilla.com
Cc: dev-platform@lists.mozilla.org, Matt Woodrow mwood...@mozilla.com,
Robert O'Callahan r...@ocallahan.org
Sent: Tuesday, February 12, 2013 8:04:38 AM
Subject: Re: Off-main-thread Painting
On Tuesday 2013-02
On Wed, Feb 13, 2013 at 6:17 AM, Jet Villegas j...@mozilla.com wrote:
I assume we would send the same diff we use for DLBI over to the
painting thread to minimize the cost.
No, the plan is to ship the entire unoptimized display list over to the
painting thread and do optimization and DLBI
On Wed, Feb 13, 2013 at 9:43 AM, Robert O'Callahan rob...@ocallahan.orgwrote:
A large chunk of the work of off-main-thread painting is refactoring
display lists to be independent of frames, which definitely can and should
be done incrementally and could be done in parallel with the layers
I agree in part with the assertion about testing - that the existing
reftests will catch most regressions stemming from this. But I think we
also need some measurements around scrolling/responsiveness in order to
verify that off main thread painting is giving us the wins we hope it
will give
On 13/02/13 09:52, Robert O'Callahan wrote:
On Wed, Feb 13, 2013 at 9:20 AM, Anthony Jones ajo...@mozilla.com
mailto:ajo...@mozilla.com wrote:
We need to have a cheap snapshot mechanism.
We don't need that for this. The display list can be constructed on the
main thread and
On Wed, Feb 13, 2013 at 12:28 PM, Matt Woodrow mwood...@mozilla.com wrote:
This is the second half of the plan. Third paragraph of 'Proposed Solution'
The basic idea is that the display list owned by the painting thread
already contains all the information required to render the page at any
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