I'm using Overpass already, but I'll probably add that I want 100m around all the nodes involved, so everything can be downloaded in one go, before I start.
Thanks, Jo 2012/11/8 Paul Hartmann <phaau...@googlemail.com> > On 11/08/2012 08:51 AM, Maarten Deen wrote: > >> On 2012-11-08 08:14, Jo wrote: >> >>> Hi, >>> >>> I want to find all bus stops along a side of the road. So I'm looking for >>> functions in JOSM to: >>> >>> Define a rectangle a few meters to one side of the (section of a) road. >>> Get all nodes within this rectangle as a list. >>> >>> or: >>> >>> Define a polygon with the way as one of its sides and a parallel way x >>> meters away as another side. >>> Get all nodes within this polygon as a list. >>> >>> I've been browsing through the source code, but I can't seem to find >>> suitable functions to accomplish this. >>> >> >> There is a plugin: download_along. It is rather crude, but effective. >> You can download objects within 5000, 500 and 50 meters of one or more >> selected objects, with a maximum area of 20, 10, 5 or 1 km^2 per request. >> JOSM (the api) can only download rectangular areas (bbox) so it will >> divide the area you request into these smaller areas to download. >> Obviously you would want the lowest settings for your use. It will >> download in multiple sets, but because it's all automated you can get >> coffee while it's working. >> >> There are suggestions for API v0.7 to extend downloading to arbitrary >> areas, but these seem to be centered on downloading objects that are >> within an already existing structure, not arbitrary polygons. Not sure >> it that would be difficult to program, but I'm adding it to the list at >> <http://wiki.openstreetmap.**org/wiki/API_v0.7<http://wiki.openstreetmap.org/wiki/API_v0.7> >> > >> > > With Roland's Overpass API you can download Polygon areas [1], so it would > be interesting, to combine those features: > * Add API for polygon download to mirrored_download plugin. > * In download_along plugin, check if mirrored_download is present and > offer mirror option. > I would expect considerable speed-up for the download. > > [1] <http://wiki.openstreetmap.**org/wiki/Overpass_API/** > Overpass_QL#By_Polygon<http://wiki.openstreetmap.org/wiki/Overpass_API/Overpass_QL#By_Polygon> > > > > Paul > > > ______________________________**_________________ > josm-dev mailing list > josm-dev@openstreetmap.org > http://lists.openstreetmap.**org/listinfo/josm-dev<http://lists.openstreetmap.org/listinfo/josm-dev> > _______________________________________________ josm-dev mailing list josm-dev@openstreetmap.org http://lists.openstreetmap.org/listinfo/josm-dev
