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Re: [svgwg] Note that buffered-rendering should be removed.

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Wed, 2 Sep 2015 14:41:25 -0700
Message-ID: <CAAWBYDA5+GZRzt+7b29VSvPp65gN6WYxRxatswX4iZ8T+-_NMA@mail.gmail.com>
To: Amelia Bellamy-Royds <amelia.bellamy.royds@gmail.com>
Cc: www-svg <www-svg@w3.org>
On Wed, Sep 2, 2015 at 1:08 PM, Amelia Bellamy-Royds
<amelia.bellamy.royds@gmail.com> wrote:
> If the decision is to rely on CSS `will-change` for buffered rendering
> hints, should we ask CSS to introduce a special keyword value to allow
> authors to declare that SVG geometric properties will change?  For example,
> if you will be animating path data or polygon points, indicate it with
> `will-change: svg`.
>
> There is precedent: the current will-change definition includes keywords for
> changes to scroll position and to text contents, which are not otherwise set
> in CSS.
>
> Or would SVG geometry be covered under `will-change: contents`?  If that's
> the case, perhaps we could add a short note somewhere in the SVG 2 specs
> (the scripting section, maybe?) advising authors to use `will-change:
> contents` to warn browsers about scripted changes to SVG attributes.

If you're gonna change attributes that map to properties, you can just
indicate those in will-change.

If you're gonna be changing things willy-nilly, yeah, "contents" is the thing.

~TJ
Received on Wednesday, 2 September 2015 21:42:12 UTC

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