Re: [ft-devel] Fast bisecting BBox_Cubic_Check

2013-02-24 Thread Alexei Podtelezhnikov
On Sun, Feb 24, 2013 at 1:08 AM, Werner LEMBERG w...@gnu.org wrote: Attached are more thorough tests. Each line contains bboxes for the the current and proposed algorithms as well as their difference. The bboxes are for two popular fonts at size 24 with rotation of 30 degrees as dumped

Re: [ft-devel] Fast bisecting BBox_Cubic_Check

2013-02-24 Thread Werner LEMBERG
Great! ... Have you compared with, say, a floating point implementation which returns bboxes with really high precisions? I anticipated this question. Hehe :-) Why would you compare with theoretical results when your rasterizer uses discrete and less accurate bisections? Shouldn't you