Re: minutes, 18 August 2011 SVG WG telcon

On Thu, Aug 18, 2011 at 3:15 PM, Cameron McCormack <cam@mcc.id.au> wrote:
> On 19/08/11 9:58 AM, Tab Atkins Jr. wrote:
>>
>> In this case, when the focus approaches the edge of the shape, the
>> image converges to a half-plane of circles, and a half-plane of
>> average color.
>
> This case that was discussed in the telcon was this one:
>
> http://perso.telecom-paristech.fr/~concolat/SVG/radial_gradient_construction_animation_edge_case.svg
>
> And there are three fill modes where we need to define what the behaviour
> is.  For spreadMethod="pad", I am not sure that the average colour is what
> makes sense.  The last stop colour is probably better here.  For
> spreadMethod="reflect" and "repeat", average colour does make sense if we
> want to choose a solid colour to fill the other half-plane, since that's
> what's converged on as you reach the straight line that is tangential to the
> points on the circles where they touch.

Sorry, yes, for "pad" filling the half-plane with the last stop color
is clearly the correct limit image.

~TJ

Received on Thursday, 18 August 2011 22:19:51 UTC