[mkgmap-dev] dissapearing roads

Tue Mar 25 11:49:40 GMT 2014

Hi Minko,

thanks for testing. I always noticed the gaps, but I assumed
that the all these ways were too short to be rendered.
I think for the default style this is still true for many of the gaps.

Gerd

> Date: Tue, 25 Mar 2014 11:00:21 +0100
> From: ligfietser at online.nl
> To: mkgmap-dev at lists.mkgmap.org.uk
> Subject: Re: [mkgmap-dev] dissapearing roads
> 
> Looks good Gerd,
> Havent noticed it before but there were quite a few roads with gaps on lower zoom levels and the gaps are gone now.
> 
> > Hi all,
> > 
> > attached is a patch with a modified DouglasPeuckerFilter to
> > solve the problem with "disappearing roads".
> > I see only small differences in the maps, so I hope it doesn't
> > introduce any side effects.
> > 
> > The problem occured when - due the rounding of coordinates to low
> > resolutions -
> > a line is converted to a straight line with a spike.
> > This is not directly related to mergeLines, but is more likely to
> > happen with it.
> > 
> > If I hear no complains I'll commit that patch on wednesday.
> > Compiled binary based on trunk r3118:
> > http://files.mkgmap.org.uk/download/191/mkgmap.jar
> > 
> > Gerd
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