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Re: Semantics of the time argument on rAF's FrameRequestCallback

From: Yehuda Katz <yehuda.katz@jquery.com>
Date: Wed, 9 May 2012 11:20:45 -0700
Message-ID: <CAMFeDTWy4AkGf2hhhBrqQGUHFwL6YPr8upRb3WXc+Nnn2jKC9g@mail.gmail.com>
To: Boris Zbarsky <bzbarsky@mit.edu>
Cc: Jatinder Mann <jmann@microsoft.com>, Nat Duca <nduca@chromium.org>, "public-web-perf@w3.org" <public-web-perf@w3.org>
In this case, shouldn't the time be "the time that the animations will be
presented on
the screen".

Yehuda Katz
(ph) 718.877.1325


On Wed, May 9, 2012 at 11:17 AM, Boris Zbarsky <bzbarsky@mit.edu> wrote:

> On 5/9/12 2:05 PM, Yehuda Katz wrote:
>
>> What are authors expected to do with this timestamp?
>>
>
> Decide what exactly to draw; it tells them what time the animation is to
> be drawn for.  Especially for animations that are not inhertently
> frame-based (e.g. moving an object from point X to point Y).
>
>  What is the use-case?
>>
>
> Synchronizing animations with each other.
>
> -Boris
>
Received on Wednesday, 9 May 2012 21:28:19 UTC

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