On Mon, Apr 14, 2008 at 9:47 AM, Robert (Jamie) Munro <[EMAIL PROTECTED]> wrote:
> -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Marcus Wolschon wrote: > | Mark Williams schrieb: > | | Hi, > | | > | | good start on this - I was looking at the problem over the weekend. > | | > | | I'm starting at the bottom of the XML learning curve here, but are > your > | | defaults assuming untagged ways are (barely) navigable? This could be > | | entertaining if so... > | > | Untagged ways may be anything. From woodland, power-lines or rivers > | up to foot-ways. > | Only ways tagged with the highway-tag are navigatable. > > For a mobile device, I'd like it to route over untagged ways, then when > I reach an untagged (or FIXME or unnamed) way, the device should notify > me (it should say something like "turn left into untagged way"), and I > could tag it, or voice annotate it (if I am driving and don't want to > stop). If I can't go that way, then I should be able to press a shortcut > key to tell it, and it should quickly recalculate an alternative route. > > I don't think it is likely to route me along a power line because power > lines don't connect with roads - they just cross over one another. It > may try and route me between two untagged level crossings on an untagged > railway, but I don't think that will happen very often. If it does, the > data needs to be found and fixed. If I am routed over it, I will have > found it :-). > > Some people, e.g. truck drivers, will need more conservative routing - > they don't want to go anywhere that isn't definitely big enough to take > a truck, but as an OSM editor, I'd like my routing algorithm to take me > past or through as many unmapped areas of the map as possible so that > the map will be continuously improved. If I get stuck, I just tag the > way as impassable, turn around and follow the new route. > > Robert (Jamie) Munro > I think we'll call that the "fill-in-the-blanks" mode. :-) My contribution to this discussion was about Garmin GPS devices, which don't have the capabilities you describe (to notify you about an untagged way or to press a key to ignore a particular route). The tool I'm working on writing could certainly be instructed to make untagged ways as routable, though, and you could probably make it have a name of "FIXME" or something like that. Karl
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