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Re: SVG 2 rendering model

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Fri, 3 Aug 2012 08:10:43 -0700
Message-ID: <CAAWBYDChBiAZM3FPR1FF0bnB=ckC3D7kk8dnSAwpgZN3u4S9fQ@mail.gmail.com>
To: Leonard Rosenthol <lrosenth@adobe.com>
Cc: Nikos Andronikos <nikos.andronikos@cisra.canon.com.au>, Rik Cabanier <cabanier@adobe.com>, "public-svg-wg@w3.org" <public-svg-wg@w3.org>
On Fri, Aug 3, 2012 at 5:51 AM, Leonard Rosenthol <lrosenth@adobe.com> wrote:
> On a related note, I saw this fragment in the section that you posted:
> As per SVG, the application of ‘filter’ has no effect on hit-testing."
> That seems wrong to me, since it would be possible to have a filter that
> apply varying opacity.  If the case where an object is completely
> transparent, then the “hit” should go through that aspect of the object.
> Consider the center of a “donut” shape (which, for some reason, used opacity
> instead of clipping or EOFill or multiple paths) – you would want to return
> the hit on the object behind the center and not the donut.

Opacity has no effect on hit-testing (until we define the value that
makes it so, which we've discussed for a little while).

Received on Friday, 3 August 2012 15:11:34 UTC

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