On Tuesday 01 August 2006 08:52, John Hunter wrote:
> >>>>> "Jouni" == Jouni K Seppanen <jks@...> writes:
> Jouni> The draw_lines method in the PS backend divides the line
> Jouni> into subsequences of at most 50 points, and calls the
> Jouni> "stroke" operator for each subsequence, which in effect
> Jouni> resets the dash offset. Thus if 50 consecutive points fit
> Jouni> within a dash, the line appears solid.
> 50 seems awfully small to me. There are maximum length path
> limitations of some postscript interpreters which is why we batch
> these up. Darren, could we get away with a step of 1000 here rather
> than 50?
Here are GGV's render times for a line containing 1e6 points:
division | time (s)
I bumped it up to 100,000 in svn 2644, which seems to have improved the dash