[mkgmap-dev] Problem with adjust-turn-headings

Sat May 10 13:40:27 BST 2014

Hi Gerd,

mmh, I don't understand what happens in the tweezeArcs method.
Can you explain in some sentences?

WanMil

> Hi WanMil,
>
> forget the 1dt sentence. I have no idea why the algo changes anything in
> this situation.
>
> Gerd
>
>
> GerdP wrote
>> Hi WanMil,
>>
>> I think the algo should not use/need the finalHeading value.
>> You may look at the algo in RoadNetwork.getAngle().
>>
>> Gerd
>> WanMil wrote
>>> Hi,
>>>
>>> I have found a situation where --adjust-turn-headings creates a non
>>> useful turn hint.
>>> Compile the file:
>>>    http://files.mkgmap.org.uk/detail/207
>>> with parameters --route and --adjust-turn-headings (maybe also
>>> --x-no-mergeroads for easier debugging).
>>> Try a route from Frankfurter Straße to Eilper Straße.
>>> Mapsource and the GPS give a hint that you have to turn right on the
>>> junction of Frankfurter Straße and Eilper Straße although the street is
>>> straight.
>>>
>>> Logging of the RouteNode class gives the hint:
>>> Adjusting turn heading from -52.342655 to -99.54512 at junction of
>>> (http://www.openstreetmap.org/browse/way/31171248) and
>>> (http://www.openstreetmap.org/browse/way/144387754) at
>>> http://www.openstreetmap.org/?mlat=51.349647&mlon=7.484266&zoom=17
>>>
>>> For me the initial heading -52.34... looks weird.
>>> Gerd, do you have any ideas?
>>>
>>> WanMil
>>> _______________________________________________
>>> mkgmap-dev mailing list
>
>>> mkgmap-dev at .org
>
>>> http://www.mkgmap.org.uk/mailman/listinfo/mkgmap-dev
>
>
>
>
>
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