Re: [css3-transforms] UA supporting only 2D transforms

On 03/24/2013 12:10 AM, Simon Sapin wrote:
> Hi,
>
> It’s been discussed on this list a few times here but I don’t remember if there was a conclusion. More importantly, I can’t
> find a definitive answer in the ED.
>
> What should an UA do if it only wants to support or can only support 2D transforms?
>
> The "Partial implementations" section seems to indicate that any 'transform' property declaration or attribute value should be
> considered invalid if it contains a 3D functions. (2D and 3D functions already are in different spec section, so that’s good.)
>
> Similarly, I suppose that the 'transform-style', 'perspective', 'perspective-origin' and 'backface-visibility' are ignored. Or
> should the values that establish a stacking context still do that?
>
> The more tricky part is transform-origin with three values. Should a 3-value declaration be invalid? Or should the third just
> be ignored?

It's a bit late, but the WG is in the process of addressing this comment by re-splitting Transforms into 2D and 3D. :p

~fantasai

Received on Saturday, 31 December 2016 12:00:09 UTC