[webkit-dev] Subpixel Layout Update

[Levi Weintraub]

On Fri, Feb 10, 2012 at 6:03 PM, Adam Barth <abarth at webkit.org> wrote:

> On Fri, Feb 10, 2012 at 5:49 PM, Levi Weintraub <leviw at google.com> wrote:
> > WebKittens,
> >
> > We're planning to wrap up our conversion of the RenderTree to subpixel
> units
> > next week. We've created a the following wiki page to help explain the
> > changes we are making: https://trac.webkit.org/wiki/LayoutUnit If you
> work
> > on the rendering code, please take a look and talk to Emil and me if you
> > have any questions.
> >
> > This will effect a large number of layout test expectations as well as
> some
> > platform interfaces. If you are working on or maintaining a port other
> than
> > Apple, Qt, and Chromium, please touch bases with us.
>
> We've been talking about turning on mock scroll bars for Chromium.
> Would it make sense to do that at the same time to minimize the number
> of baseline updates?
>

It would allow us to make only one WebKit sheriff's life miserable instead
of two, but the changes don't really relate in any other meaningful way.


>
> Adam
>
>
> > On Fri, Oct 28, 2011 at 1:43 PM, Levi Weintraub <leviw at chromium.org>
> wrote:
> >>
> >> WebKittens,
> >>
> >> As you may know, Emil and I have been diligently working on getting
> >> subpixel layout up and running in WebKit. After much testing, we
> >> settled on a fixed point implementation instead of floats; we're happy
> >> to discuss how we arrived at this decision. We're currently in a state
> >> where we pass most of the layout tests and many (but not all) of the
> >> remaining failures are due to rounding differences that are desirable.
> >>
> >> As such, we've moved our efforts to a public branch on the WebKit.org
> >> svn server, and would love early feedback and advice. Our branch
> >> currently runs the following ports: Mac, Qt, Chromium-Linux, and
> >> Chromium-Mac. Any advice or help bringing up other platforms would be
> >> greatly appreciated.
> >>
> >> You can check our work out here:
> >> http://svn.webkit.org/repository/webkit/branches/subpixellayout
> >> (currently branched from r98654 and we'll continue to track head by a
> >> day or two)
> >>
> >> Thanks,
> >> Emil and Levi
> >
> >
> >
> > _______________________________________________
> > webkit-dev mailing list
> > webkit-dev at lists.webkit.org
> > http://lists.webkit.org/mailman/listinfo.cgi/webkit-dev
> >
>
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