Re: [css-transforms] CSS3D breaks with opacity flattening from Tab Atkins Jr. on 2016-09-21 (public-fx@w3.org from July to September 2016)

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Wed, 21 Sep 2016 00:02:02 -0700
To: Matt Woodrow <mwoodrow@mozilla.com>
Cc: Rik Cabanier <cabanier@gmail.com>, "/#!/JoePea" <trusktr@gmail.com>, Chris Harrelson <chrishtr@google.com>, Simon Fraser <simon.fraser@apple.com>, "public-fx@w3.org" <public-fx@w3.org>
Message-ID: <CAAWBYDAQEwmHbrmxnSRk6DnVbseVHEMeOXHo=AtBSi2d6TuSuA@mail.gmail.com>

On Tue, Sep 20, 2016 at 9:38 PM, Matt Woodrow <mwoodrow@mozilla.com> wrote:
> This is the core of my point, why should you have to expect it to flatten?
> I've shown that this isn't actually a requirement, only the convenient way
> of handling group opacity

Because otherwise opacity works totally differently in 3d than it does
in 2d, in a difficult-to-explain way.  translateZ() and z-index should
work similarly, as they're doing the same thing.

~TJ

Received on Wednesday, 21 September 2016 07:02:51 UTC