Frédéric Wang

French hacker from Paris, working on the Web Platform.

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Frédéric Wang 06/10/2016

Fonts at the Web Engines Hackfest 2016

Last week I travelled to Galicia for one of the regular gatherings organized by Igalia. It was a great pleasure to meet again all the Igalians and friends. Moreover, this time was a bit special since we celebrated our 15th anniversary :-) Photo...

Frédéric Wang 13/07/2016

MathML Improvements in WebKit

In a previous blog post, I explained the work made by Igalia’s web platform team to refactor WebKit’s MathML layout classes. I stated that although some rendering improvements were a nice side effect, the main goal of the first phase was really to...

Frédéric Wang 09/07/2016

MathML Refactoring in WebKit

Introduction If you follow WebKit developments, you are certainly aware that Igalia has been working on WebKit’s MathML implementation for some time. More recently, effort has been made to write a clean implementation addressing issues reported...

Frédéric Wang 16/04/2016

OpenType MATH in HarfBuzz

TL;DR: • Work is in progress to add OpenType MATH support in HarfBuzz and will be instrumental for many math rendering engines relying on that library, including browsers. • For stretchy operators, an efficient way to determine...

Frédéric Wang 20/12/2015

MathML at the Web Engines Hackfest 2015

Hackfest Two weeks ago, I travelled to Spain to participate to the second Web Engines Hackfest which was sponsored by Igalia and Collabora. Such an event has been organized by Igalia since 2009 and used to be focused on WebkitGTK+. It is great to...

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Changeset in webkit [225090]: Unreviewed, rolling out r225089. ...

7 edits in trunk Unreviewed, rolling out r225089. ​https://bugs.webkit.org/show_bug.cgi?id=179937 This patch caused compilation failures (Requested by fredw on #webkit). Reverted changeset: "Async frame scrolling: handle fixed root backgrounds...

Frédéric Wang22/11/2017

Changeset in webkit [225089]: Async frame scrolling: handle fixed root backgrounds in frames ...

7 edits in trunk Async frame scrolling: handle fixed root backgrounds in frames ​https://bugs.webkit.org/show_bug.cgi?id=176261 Source/WebCore: Based on patch by Simon Fraser Patch by Frederic Wang on 2017-11-21 Reviewed by Antonio Gomes. For...

Frédéric Wang22/11/2017

Changeset in webkit [225070]: Remove unintentionally committed .orig file. ...

1 edit1 delete in trunk/Source/WebCore Remove unintentionally committed .orig file. ​https://bugs.webkit.org/show_bug.cgi?id=174131 Unreviewed, fix previous commit. Patch by Frederic Wang on...

Frédéric Wang21/11/2017

Changeset in webkit [225069]: ASSERTION FAILED: !needsLayout() in ...

3 edits1 copy2 adds in trunk ASSERTION FAILED: !needsLayout() in WebCore::RenderMathMLScripts::firstLineBaseline ​https://bugs.webkit.org/show_bug.cgi?id=174131 Patch by Frederic Wang on 2017-11-21 Reviewed by Alejandro G....

Frédéric Wang21/11/2017

Changeset in webkit [224914]: Consider non-main frames for frameViewRootLayerDidChange ...

2 edits in trunk/Source/WebCore Consider non-main frames for frameViewRootLayerDidChange ​https://bugs.webkit.org/show_bug.cgi?id=178508 Patch by Frederic Wang on 2017-11-16 Reviewed by Antonio Gomes. No new tests, behavior...

Frédéric Wang16/11/2017