Re: mask: luminance or alpha

On Tue, Jul 31, 2012 at 4:12 PM, Tab Atkins Jr. <jackalmage@gmail.com>wrote:

> On Tue, Jul 31, 2012 at 4:09 PM, Rik Cabanier <cabanier@gmail.com> wrote:
> > On Tue, Jul 31, 2012 at 4:02 PM, Brian Birtles <birtles@gmail.com>
> wrote:
> >> The way it's currently spec'ed is different. <auto> means 'luminance'
> for
> >> <mask>s (unless they have maskType="alpha") and 'alpha' elsewhere.
> >>
> >> We can change that, however, if we feel the vector vs raster distinction
> >> is easier for authors (and not just designers).
> >
> > No, we can't change mask.
>
> Brian wasn't suggesting to change <mask>.  He was saying that we're
> stuck with the <mask> element defaulting to luminance, and the <image>
> type defaulting to alpha,


That is not what his spec is saying. Source can be anything, images as well
as vectors.


> but we can shift other vector data to either
> alpha or luminance, whichever we find easier/more consistent.
>
>