[mkgmap-dev] Estrange detours

Fri Jan 6 19:51:46 GMT 2017

Hi Carlos,

that's great! I'll continue to investigate tomorrow.

Gerd

________________________________________
Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag von Carlos Dávila <cdavilam at orangecorreo.es>
Gesendet: Freitag, 6. Januar 2017 20:49:26
An: Development list for mkgmap
Betreff: Re: [mkgmap-dev] Estrange detours

I double checked your patch and it also fixes routing in MapSource, with
or without --preserve-element-order. Sorry for the previous wrong feedback

El 06/01/17 a las 20:09, Carlos Dávila escribió:
> It doesn't make any difference for my test case in MapSource, but in
> BaseCamp routing is correct now in point 2 both for car and truck.
> Seems to be in the right way...
>
> El 06/01/17 a las 18:04, Gerd Petermann escribió:
>> It really seems to be a problem with the encoding of the bearings. I
>> have attached a small patch which seems to fix the problem here,
>> but I am pretty sure that there is more to it. The patch disables the
>> "compacted" format of angles when an indirect arc is found.
>> I have to analyse my Garmin maps to find out more.
>>
>> Please try if the results of the patched version are okay for you:
>> http://files.mkgmap.org.uk/download/324/mkgmap.jar
>>
>> Gerd
>>
>>
>> ________________________________________
>> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag
>> von Gerd Petermann <GPetermann_muenchen at hotmail.com>
>> Gesendet: Freitag, 6. Januar 2017 16:47:42
>> An: Development list for mkgmap
>> Betreff: Re: [mkgmap-dev] Estrange detours
>>
>> Hi Andrzej,
>>
>> I cannot reproduce this problem in MapSource. In Basecamp car and
>> truck use the correct routing,
>> motorcycle is as in your picture.
>> I do not yet have a good idea where to look at. I tried changing the
>> order of objects but that did not
>> change the results. Maybe there is a special case with the encoding
>> of bearings, but I have no clue.
>>
>> Gerd
>> ________________________________________
>> Von: mkgmap-dev <mkgmap-dev-bounces at lists.mkgmap.org.uk> im Auftrag
>> von Andrzej Popowski <popej at poczta.onet.pl>
>> Gesendet: Freitag, 6. Januar 2017 14:44:53
>> An: mkgmap-dev at lists.mkgmap.org.uk
>> Betreff: Re: [mkgmap-dev] Estrange detours
>>
>> Hi,
>>
>> I have converted all trunks and primary into secondary roads and it
>> didn't solve problem, so it is rather not connected to Garmin road type
>> 0x02. Still rules for trunks in Spain doesn't fit well into mkgmap
>> conversion, there could be other problems, like for example weird
>> navigation messages.
>>
>> I have found another example for weird routing, where route turns form
>> primary road into longer detour on service road, see picture angle2. In
>> my case wrong routing is for car and motorcycle but  goes correctly for
>> truck. If I change angle for service road like on picture angle2,
>> routing is correct.
>>
>> Attached is OSM data extract and test route for BaseCamp.
>>
>> --
>> Best regards,
>> Andrzej
>>
>>
>

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