[mkgmap-dev] Inter-tile routing now available in trunk

Thu Feb 19 23:09:25 GMT 2009

Robert Vollmert wrote:
> 
> On Feb 19, 2009, at 17:09, Paul wrote:
> 
>> I'm seeing very similar behaviour to this. Travelling North/South or
>> South/North across a boundary seems to work fine but East/West or
>> West/East fails. Picking North/South source/destinations I can route a
>> considerable distance but there is a point where I can route to a town
>> but not to the next town 5 miles further away. I have heard of a 13000
>> point limit on Garmin devices so this is possibly what I'm seeing here
>> as the destinations are all on the same tile. From where I am then
>> routing into Scotland is North/South boundary and Wales is on the same
>> tile so this all works fine
> 
> This is with r911 or newer?

r911. I can try with the latest revision tomorrow.

> 
>> If I use the individual England, Scotland, Wales files rather than the
>> combined great_britain and combine then with mkgmap then routing into
>> Wales (East/West junction so would fail anyway) or Scotland
>> (North/South) simply fails. Is this possibly related to the way in which
>> the individual country files are created from the raw data. I don't have
>> to run splitter against Scotland or Wales but do against England
> 
> This is to be expected. Inter-tile routing only works if the tiles were
> created from one osm-file with one run of the splitter.
> 

I expected so but thought I'd mention it

Cheers

Paul

> Cheers
> Robert
> 
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