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Re: [css3-background] should specify color space for box-shadow blurring

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Sat, 1 Oct 2011 08:21:10 -0700
Message-ID: <CAAWBYDCxQ1iKAjG-B7WK4VoOhyVbDSjsHuzM9vzsT+uaN4rJ1w@mail.gmail.com>
To: Alan Gresley <alan@css-class.com>
Cc: Brian Manthos <brianman@microsoft.com>, "L. David Baron" <dbaron@dbaron.org>, "www-style@w3.org" <www-style@w3.org> 
On Sat, Oct 1, 2011 at 4:55 AM, Alan Gresley <alan@css-class.com> wrote:
> There is not premultiplied and non-premultiplied spaces.
>
> There is only premultiplied and non-premultiplied traversal (paths) of sRGB
> colorspace (with full opacity). A gradient from yellow to blue has a
> midpoint of gray (#797979).

Incorrect.


>> sRGB
>> vs linearRGB is a completely different story.
>
> I would like to know what linearRGB is? Should I go off searching.

Going searching would be a good first step.  It has to do with gamma
correction.  There are plenty of decent sites talking about the issue.

~TJ
Received on Saturday, 1 October 2011 15:22:06 UTC

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