W3C home > Mailing lists > Public > www-style@w3.org > July 2010

Re: [css3-background] Where we are with Blur value discussion

From: Robert O'Callahan <robert@ocallahan.org>
Date: Tue, 13 Jul 2010 12:55:13 -0700
Message-ID: <AANLkTilQUWeNBsfTn4Olrpw7s9DelWruDL13JRRhow_a@mail.gmail.com>
To: Brad Kemper <brad.kemper@gmail.com>
Cc: Simon Fraser <smfr@me.com>, www-style list <www-style@w3.org>, fantasai <fantasai.lists@inkedblade.net>, Brian Manthos <brianman@microsoft.com>
On Tue, Jul 13, 2010 at 12:12 PM, Brad Kemper <brad.kemper@gmail.com> wrote:

> On Jul 13, 2010, at 11:49 AM, "Robert O'Callahan" <robert@ocallahan.org>
> wrote:
>
> On Tue, Jul 13, 2010 at 10:29 AM, Brad Kemper < <brad.kemper@gmail.com>
> brad.kemper@gmail.com> wrote:
>
>> Are you saying it is just a webkit and gecko bug then that I can not get
>> an odd-number of blur pixels on my mac monitor by using half pixels?
>>
>
> Gecko rounds to device pixels. If you zoom in 2x, you should be able to
> apply a 1.5px blur and get 3 device pixels of blurring on each side of the
> shadow edge.
>
>
> That's good. But you can't see 3px at 1/1 zoom/resolution?
>

No. I'm not sure how you'd expect that to render, anyway. It obviously
couldn't be symmetrical on each side of the shadow edge.

Rob
-- 
"He was pierced for our transgressions, he was crushed for our iniquities;
the punishment that brought us peace was upon him, and by his wounds we are
healed. We all, like sheep, have gone astray, each of us has turned to his
own way; and the LORD has laid on him the iniquity of us all." [Isaiah
53:5-6]
Received on Tuesday, 13 July 2010 19:55:41 GMT

This archive was generated by hypermail 2.3.1 : Tuesday, 26 March 2013 17:20:29 GMT