- From: Doug Schepers <schepers@w3.org>
- Date: Fri, 10 Oct 2008 23:39:43 -0400
- To: Piers Wombwell <piers@ekioh.com>
- CC: www-svg@w3.org
Hi, Piers- Thanks much for checking this out for us. We will take this into account when deciding what to do about this test. Regards- -Doug Piers Wombwell wrote (on 10/9/08 9:21 AM): > > Hi guys, > > Just had a quick glance at your test suite results, and noticed a > comment against test animate-elem-35. > > The problem here is down to fixed point maths. The inside of the 'A' is > made from a path using relative co-ordinates which don't map well to > fixed point maths. So when it draws the horizontal line to complete the > path in the bottom-right, the end point doesn't quite match the start > point. The closepath then expects the current point to be equal to the > start point, but they aren't quite, and so it draws a sub-one-pixel line > -- and so the line joins aren't as expected. Rather than one line join > between the last and first lines (_ and \), there will be two line > joins, one between the _ and the short closepath, and one between the > short closepath and the first line \. > > I assume the problem is the same on the outer part of the 'A', but > haven't confirmed this. > > I'm not sure what precision you need for the test to pass, but floating > point tends to pass and fixed point (24.8) fails in my experience. > > Piers. >
Received on Saturday, 11 October 2008 03:40:18 UTC