OpenStreetMap

ablansinger's Diary

Recent diary entries

Så lykkedes det omsider igen at bygge mit "Store" Danmarks kort for min Garmin GPS (Med blåt hav omkring danmark).

Jeg har ikke kunnet lave det siden starten af december, da der opstod et problem med at europa ekstrakted fra geofabrik overskred en 4GB grænse som ikke kunne håndteres på windows platformen.

Jeg har fået det til at virke ved at skifte fra "osmosis-0.38" til "osmosis-SNAPSHOT-r25505"

Mit kort ligger på http://toensberg.homeip.net/osm

Part of my holliday was planned to be three days in kano near Arvika in Sweden.

Prior to the trip I used JOSM and Landsat images to trace the lakes and rivers that I expected to pass, right before the jurney I downloaed the OSM based maps to my Garmin device.

It was realy nice to be able to realy use the maps I had prepared from home.

Location: Lövåsen, Arvika kommun, Värmland len, Sverige

Efter i en længere periode ikke at have kunnet bruge mkgmap til at lave kort over danmark så har jeg nu fået det til at virke igen!

Jeg tror det gik galt da alle de danske adresser blev importeret fra KMS, og den store datamængde gjorde at min computer ikke kunne håndtere opgaven mere, - selvom jeg opgraderede fra 1GB til 2GB RAm så gik det ikke.

Jeg har nu lavet et lille program som stripper alle KMS noderne ud af mine osm filer før jeg putter dem ind i mkgmap, og så virker det igen.
Løsningen har jo dog nok noget begrænset holdbarhed da disse noder med tiden gerne skulle med over i GPS'en.

Jeg har forøvrigt bemærket at danmarks kortet på denne link:
http://www.osm4you.com/Europe/Denmark/denmark_gmapsupp_img.zip
heller ikke bliver opdataret mere, og her bruges også mkgmap. Et tilfælde ???

god jagt

Jeg har hidtil selv genereret kort fra OSM til min Garmin GPS60cx,
men efter vi har fået importeret alle de danske adresser (hvilket er en god ting) så er filerne blevet så store at min maskine ikke kan klare opaven længere.

Jeg plejer at gøre noget i stil med:
wget http://download.geofabrik.de/osm/europe.osm.bz2
7z.exe e -y europe.osm.bz2

java -jar osmosis.jar --read-xml file="europe.osm" --bounding-polygon file="CTN OSM DK mm.poly.txt" --write-xml file="denmark_mm.osm"
java -jar osmosis.jar --read-xml file="denmark_mm.osm" --bounding-polygon file="CTN OSM DK.poly.txt" --write-xml file="denmark.osm"
java -jar osmosis.jar --read-xml file="denmark.osm" --bounding-polygon file="CTN OSM Jylland.poly.txt" --write-xml file="jylland.osm"
java -jar osmosis.jar --read-xml file="denmark.osm" --bounding-polygon file="CTN OSM Fyn.poly.txt" --write-xml file="fyn.osm"
java -jar osmosis.jar --read-xml file="denmark.osm" --bounding-polygon file="CTN OSM Sjaeland.poly.txt" --write-xml file="sjaeland.osm"

java -Xmx512M -jar "mkgmap.jar" --latin1 --description="OSM DK by CTN" --mapname="64004501" denmark_mm.osm --gmapsupp --tdbfile --net

Men mkgmap melder nu heap fejl og min maskine går i selvsving når jeg begynder at øge -Xmx512M værdien.

Da de kort man kan downloade fra diverse web sider alle er utroligt dårlige omkring Flensborg fjord, skal jeg til at kigge på alternative løsninger.

Fejl omkring Herning

Posted by ablansinger on 24 January 2009 in English.

Har lavet flere registreinger i OpenStreetBug for området omkring Herning,
specielt er der flere veje der enten skal markeres som bro/tunnel, eller
måske mere sandsynligt helt fjerens.

Ifølge Google Earth ser det ud som om der er flere veje der er blevet klippet over i forbindelse med Motorvejen, men det må en lokal heller tage sig.

http://openstreetbugs.appspot.com/?lon=9.071193054042238&lat=56.13537413338152&zoom=12

Location: Birk, Herning Municipality, Central Denmark Region, Denmark

Overlapping ways

Posted by ablansinger on 22 January 2009 in English.

I am currently Using the old Wayscheck scripts from Gary68 to find and fix problems with crossing roads, loose end and such in Denmark (Fyn and Jylland).

I have resolved quite som problems but now I have a problem that I dont know how to fix, so some assistance is welcome.

There is a East/West going highway in Jutland named "Esbjergmotorvejen" and it seems that there are several overlapping instances of this road, I have tried to delete some of these but not succeded.

The involved overlapping ways (according to JOSM validator) are:

3 ways: Esbjergmotorvejen
164 points 25612631
43 points 4596756
66 points 4596751

2 ways: Esbjergmotorvejen
164 points 25612631
66 points 4596752

3 ways: Esbjergmotorvejen
166 points 4048475
46 points 4596755
99 points 4596744

2 ways: Esbjergmotorvejen
166 points 4048475
99 points 4596744

I think it should be possible to load all the needed roads into JOSM with this link
http://www.openstreetmap.org/index.html?mlat=55.49906811035949&mlon=8.966217041015625&zoom=8

Location: Askov, Vejen Municipality, 6600, Denmark

I forbindelese med diverse checks med Gary68's Waycheck scripts har jeg
rettet de fejl som jeg selv kunne rette, og de fejl / væsentlige mangler som jeg ikke selv har kunnet rette har jeg tilføjet på www.OpenStreetBugs.org

Jeg vil derfor opfordre til at man prøver at kigge på OpenstreetBugs, og så zoomer lidt ind, bugs bliver tilsyneladende først vist når man zoomer lidt ind.

Start evt. fra denne link
http://openstreetbugs.appspot.com/?lon=10.417704894808782&lat=56.084068695897805&zoom=8

Da fejlene først vises nr man zoomer ind er det svært at få et overblik over hvormange der er, men der skal nok være en 15-20 stykker rundt i Danmark

Location: Skærhoved, Vejle Municipality, Region of Southern Denmark, 7323, Denmark

Error corrections around Denmark

Posted by ablansinger on 30 December 2008 in English.

During Christmas time i have experimented with the Waycheck script
see more at http://wiki.openstreetmap.org/wiki/Waycheck
created by Gary68 see more at http://wiki.openstreetmap.org/wiki/User:Gary68
and have found a lot of unconnected road ends and
roads crossing without bridge or tunnel tag.

Will keep fidling with the script until temperatures in Denmark
again allows mapping on bicycle.

Happy new year to everybody.

Location: Avnbølgård, Avnbøl, Sønderborg Municipality, Denmark

Selv producerede kort

Posted by ablansinger on 20 November 2008 in English.

De OSM kort over danmark som kan downloades fra sites som
http://emexes.powweb.com/osm/ og
http://www.asmweb.de/OpenStreetMap/Europe/Denmark/
har det til fælles at man ikke får hele danmark med.
Den lille flække Brunsnæs på Brogare land
(http://www.openstreetmap.org/?lat=54.86574&lon=9.63998&zoom=17&layers=B000FTF)
kommer ikke med på kortet.

Jeg har derfor eksperimenteret med selv at lave et kort og idag lykkedes det.
Fra http://download.geofabrik.de/osm downloadede jeg filen med data for europa
hereter udpakkede jeg filen og brugte programmet osmosis (http://wiki.openstreetmap.org/index.php/Osmosis) til at udklippe "mit danmark"
som altså inkludere dele af Tyskland (bl.a. Flensborg) og dele af Sverige.
Den efterfølgende "Garminificering" fortages som vanligt med mkgmap.

Processen ser ud til at fungere, kortet kan loades i MapSource og i min GPS60Cx. Desvære er processen tidkrævende, Først skal filen downloades det mener jeg tog ca. en time, min computer brugte et par timer på at udpakke filen og igen et par timer på at klippe Danmark ud, kørslen med mkgmap tager derefter ca 10 minutter.

Processen virker, men det er nok ikke noget jeg kommer til at gøre hver dag.

Location: Holnis, Glücksburg, Schleswig-Flensburg, Schleswig-Holstein, Germany

Incorrect rendering of sea/land

Posted by ablansinger on 12 October 2008 in English.

An incorrect rendering of the "Flensborg fjord" or "Flensburger förde"
have appeared at the oma rendered maps.

See more at http://informationfreeway.org/?lat=54.82466911472931&lon=9.664814209280461&zoom=10&layers=B0000F000F

Is this caused by a broken coastline or incorrect rendering request (sea or land instead of mixd) ?

Besides from knowing what the problem is I would also like to know how to figure out what the problem is. Is there a wiki tour that explains how to debug the OSm rendering ?

Location: Holnis, Glücksburg, Schleswig-Flensburg, Schleswig-Holstein, Germany

I just tried to use GPSMapEdit to test routing in the danish part of the OSM map, and there is along way ahead of us.

So for the long winter evenings without enough traces to work on, I think I am going to verify the routing of the existing ways with GPSMapEdit.

What I do is like this:
Use wget http://download.geofabrik.de/osm/europe/denmark.osm.bz2 to get the proper data.
Use java -Xmx512M -jar "mkgmap-r630\mkgmap.jar" to create a proper IMG file
Use GPSMapEdit from http://www.geopainting.com/en/ to build and verify routing
First thing to do in GPSMapEdit is to build the Routing list with
"Tools->Genrate Routing Graph -> Using Coinciding Nodes of Polylines"
And finally the "Test Routing Graph".

This reveals a lot of places where ways seems to be connected but there is a little gap. It also has revealed several places of roads with incorrect oneway direction and even missing oneway dairections.

For some weeks ago I noticed that a road (way 13523361) suddenly had become an administrative boundary with germany on the left side. I also noticed that the change had been added by a user "anonymous".

Today I noticed that the entire eastcost line of denmark (eg. way 4120237), from the german/danish border and up to tha danish city Kolding, had benne tagged the same way as administrative boundary with germany on the left side. And again it was added by a user anonymous.

Can anybody explan what is happening ?

Location: Skibelund, Kolding, Kolding Municipality, Region of Southern Denmark, 6092, Denmark

Only partly rendered

Posted by ablansinger on 18 June 2008 in English.

Yesterday I entered a few new roads, and today I see them on the maps. Both the maps rendered with Mapnik and the one rendered with Osmarenderer.

In the Osmarendered maps it is all fine, but in the mapnik I can see that the coastline is not adjusted and the result is roads in the water

Is this just a coinsidence that the computer doing the mapnik rendering actualy
fetched the data for this area just while I was half way though my editing (with Potlach) ?

http://www.openstreetmap.org/?lat=55.03291&lon=9.5685&zoom=17&layers=B00FT

Location: Dyrbæk, Varnæs, Aabenraa Municipality, Region of Southern Denmark, Denmark

Hi

I have a lake that have been inadvertenly moved, but I am unable to
revert to the correct version 1.

When press 'H' and select the first revision and press "revert" it seems
like it switches back to the correct old position, but when I leave and reenter
potlach it again at the wrong position and with an incorrect shape.

What is happening ?

It is all about:
http://www.openstreetmap.org/edit?lat=55.1683&lon=9.4936&zoom=13
http://api.openstreetmap.org/api/0.5/way/24010524/history

In hope of some help
ablansinge

Location: Fuglsang, Haderslev Municipality, Denmark