- From: Alex Danilo <alex@abbra.com>
- Date: Tue, 08 Mar 2011 15:18:10 +1100
- To: Cameron McCormack <cam@mcc.id.au>
- Cc: "Dr. Olaf Hoffmann" <Dr.O.Hoffmann@gmx.de>, www-svg@w3.org
Hi Cam, --Original Message--: >Alex Danilo: >> 2) The talk about normalization relates to how many Beziers to >> use to approximate the arc. This is simply wrong. >> >> The entire point of having arcs in the path syntax is to have >> accurate curves for things like rivers in maps, etc, etc. We do not >> use Beziers in our implementation. Just sin() and cos() as should be >> used for an arc. A Bezier approximation will always result in error. > >I think the question is in terms of the normalized path segment lists on >SVGAnimatedPathData: > > http://www.w3.org/TR/SVG/paths.html#__svg__SVGAnimatedPathData__normalizedPathSegList > >Although reading the text there now I see that it requires normalizing >arcs into straight line segments! Hmm. Now I know why we want to change the DOM... When this was done, bezier approximation may well have been assumed since quads->cubic is trivial. I would suggest that this is indeed broken. Alex >-- >Cameron McCormack ≝ http://mcc.id.au/ > > >
Received on Tuesday, 8 March 2011 04:18:53 UTC