[mkgmap-dev] splitter r524 ready for merge into trunk

Mon Dec 19 09:29:19 GMT 2016

El 19/12/16 a las 10:04, Gerd Petermann escribió:
>
> Hi all,
>
>
> I think r524 in the refactoring2 branch is ready for trunk.
>
> Major changes compared to r476 in trunk:
>
> - it is faster because it uses an additinal thread for the reader (as 
> long as the max-threads option is not 1)
>
> and some other optimizations, esp. in the o5m parser. I think 20% can 
> be expected because of this.
>
> - the limit in the area "dictionary" (65535) was removed, it is now  > 
> 2.147.483.648 which should be enough for a long time ;-)
>
> The change was possible due to optimizations in the map structures, 
> the memory footprint is very close to r476, possibly
>
> even smaller in most situations.
>
> - the max-areas limit is now 9999, the default is now 2048 instead of 
> 512.
>
> - invalid options are no longer changed to default values. Splitter 
> will stop instead.
>
> - in some cases the split algorithm finds a better split (fewer tiles) 
> for a given max-nodes value.
>
> - fewer stdout messages about map contents
>
>
> If I hear no problems I'll merge next monday. The link to the latest 
> binary can be found at the bottom of this page:
> http://www.mkgmap.org.uk/download/splitter.html
>
>
> Gerd
>
It sounds really great! Thanks for your efforts Gerd.