Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-08 Thread Roland Olbricht
Am Mittwoch, 6. Juli 2011 04:54:37 schrieb Robin Paulson:
 hi,
 I'm currently adding a lot of bus routes to roads in central Auckland.
 problem is, it's getting hard to manage.

I've successfully mapped a full public transport network with 50 lines and 
1500 stops. I've used JOSM with the public transport plugin. See
http://wiki.openstreetmap.org/wiki/JOSM/Plugins/public_transport

Cheers,

Roland

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-07 Thread Dave F.

On 06/07/2011 03:54, Robin Paulson wrote:

hi,
I'm currently adding a lot of bus routes to roads in central Auckland.
problem is, it's getting hard to manage.

some road segments have 40+ routes on them, which gets complicated.
here is an example of one which I've added 12 routes to; there will be
lots more

http://www.openbusmap.org/?zoom=17lat=-36.86508lon=174.74462layers=BT

are there any suggestions for making it easier?


You don't actually say what the problem is.

If you mean cutting the ways into small segments then a possible answer 
could be to add a separate way over the top of the roads that is just 
tagged with the route relation. I've done this in areas where bicycle 
routes cross pedestrian areas. I'm not sure if this is a perfect 
solution  I'd welcome comments.


if you mean the number of labels that OBM displays, then that's more a 
problem for the renderer. I'm not sure every segments has to display the 
route number.


Incidentally, does route 205 terminate at the end of Bond Street?

Cheers
Dave F.

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-07 Thread Dave F.

On 06/07/2011 10:03, Jo wrote:
There is this proposal 
http://wiki.openstreetmap.org/wiki/Proposed_features/Route_Segments, 
which I like, but it seems it's not worked on anymore and it's not 
rendered, since it involves relations containing relations. I don't 
really mind having many relations on roads. It doesn't pose a problem 
in JOSM. It would be easier to manage changes though, if the 
information wasn't duplicated 40 times.


I think that became super-relations:

http://wiki.openstreetmap.org/wiki/Relation:route#Multiple_routes_share_the_same_path

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-07 Thread Richard Mann
With P2 the easier way of working is to select a whole series of ways
(ctrl-click to add a second way while maintaining selection of the
first), then add all of the ways to a relation (or multiple relations)
at the same time.

You can select all members of an existing relation using the little
triangle to the right on the relation list, then add them to another
relation (or remove them all from another relation).

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-07 Thread Robin Paulson
On 7 July 2011 23:02, Dave F. dave...@madasafish.com wrote:
 You don't actually say what the problem is.

err, what? the problem is managing the ways inside the editor
(potlatch 2). it gets very messy and is hard to keep track of. i find
at later dates i have made several mistakes that need correcting

 If you mean cutting the ways into small segments then a possible answer
 could be to add a separate way over the top of the roads that is just tagged
 with the route relation. I've done this in areas where bicycle routes cross
 pedestrian areas. I'm not sure if this is a perfect solution  I'd welcome
 comments.

that sounds very clumsy. if the routes (bus and other traffic) share
the way, drawing another way is (a) wrong (b) difficult to edit, and
(c) confusing

 if you mean the number of labels that OBM displays, then that's more a
 problem for the renderer. I'm not sure every segments has to display the
 route number.

no. i sent that link as it shows the complexity/number of relations
without hitting edit

 Incidentally, does route 205 terminate at the end of Bond Street?

well spotted. no, it turns east. i think that demonstrates my point
actually. i didn't realise i hadn't tagged great north road with that
route

-- 
robin

http://bumblepuppy.org/blog/?p=237 - government bill to remove basic
human rights in NZ

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-07 Thread Robin Paulson
On 7 July 2011 23:59, Richard Mann richard.mann.westoxf...@gmail.com wrote:
 With P2 the easier way of working is to select a whole series of ways
 (ctrl-click to add a second way while maintaining selection of the
 first), then add all of the ways to a relation (or multiple relations)
 at the same time.

 You can select all members of an existing relation using the little
 triangle to the right on the relation list, then add them to another
 relation (or remove them all from another relation).

ah, that makes things easier

still not quite what i'm after though

-- 
robin

http://bumblepuppy.org/blog/?p=237 - government bill to remove basic
human rights in NZ

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-07 Thread Dave F.

On 07/07/2011 21:52, Robin Paulson wrote:

On 7 July 2011 23:02, Dave F.dave...@madasafish.com  wrote:

You don't actually say what the problem is.

err, what? the problem is managing the ways inside the editor
(potlatch 2).


You made no mention of that in your original post. Maybe you should have 
posted this specifically to the potlatch dev forum  been a tad clearer.

If you mean cutting the ways into small segments then a possible answer
could be to add a separate way over the top of the roads that is just tagged
with the route relation. I've done this in areas where bicycle routes cross
pedestrian areas. I'm not sure if this is a perfect solution  I'd welcome
comments.

that sounds very clumsy. if the routes (bus and other traffic) share
the way, drawing another way is (a) wrong (b) difficult to edit, and
(c) confusing


I wouldn't say it's wrong, but yes, difficult to edit.

if you mean the number of labels that OBM displays, then that's more a
problem for the renderer. I'm not sure every segments has to display the
route number.

no. i sent that link as it shows the complexity/number of relations
without hitting edit


Incidentally, does route 205 terminate at the end of Bond Street?

well spotted. no, it turns east. i think that demonstrates my point
actually. i didn't realise i hadn't tagged great north road with that
route




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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-06 Thread Pieren
On Wed, Jul 6, 2011 at 4:54 AM, Robin Paulson robin.paul...@gmail.comwrote:


 are there any suggestions for making it easier?

 --
 robin


I suggested a long time ago that adding segment roads in routes relations
was a bad idea.
The alternative is to put the intersection nodes and end-nodes of the route.
This has the big advantage that ways are not split any more for some
abstract features like routes (and you don't have to add a 2nd relation to
rebuild the road). But it has the disadvantage that software developers have
to work a bit before they can render the result.

Pieren
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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-06 Thread Richard Mann
 On Wed, Jul 6, 2011 at 4:54 AM, Robin Paulson robin.paul...@gmail.com
 wrote:

 are there any suggestions for making it easier?

 --
 robin


Well you could put in a request to make the boundary between the
taglist and relations list in Potlatch moveable, so you can see more
relations. Having the relation list in a consistent order would also
help.

If you haven't already twigged, make sure you widen the tag/relations
lists - it makes it a lot easier to see what the relations are.

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-06 Thread Jo
There is this proposal
http://wiki.openstreetmap.org/wiki/Proposed_features/Route_Segments, which I
like, but it seems it's not worked on anymore and it's not rendered, since
it involves relations containing relations. I don't really mind having many
relations on roads. It doesn't pose a problem in JOSM. It would be easier to
manage changes though, if the information wasn't duplicated 40 times.

There is also a public transport map here now:

http://opencyclemap.org/?zoom=16lat=-36.84618lon=174.77386layers=0B

Jo

2011/7/6 Robin Paulson robin.paul...@gmail.com

 hi,
 I'm currently adding a lot of bus routes to roads in central Auckland.
 problem is, it's getting hard to manage.

 some road segments have 40+ routes on them, which gets complicated.
 here is an example of one which I've added 12 routes to; there will be
 lots more

 http://www.openbusmap.org/?zoom=17lat=-36.86508lon=174.74462layers=BT

 are there any suggestions for making it easier?

 --
 robin

 http://bumblepuppy.org/blog/?p=237 - government bill to remove basic
 human rights in NZ

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-06 Thread M∡rtin Koppenhoefer
2011/7/6 Pieren pier...@gmail.com:
 The alternative is to put the intersection nodes and end-nodes of the route.
 This has the big advantage that ways are not split any more for some
 abstract features like routes (and you don't have to add a 2nd relation to
 rebuild the road). But it has the disadvantage that software developers have
 to work a bit before they can render the result.


if you stored only nodes there would be ambiguity problems in cases
where several ways connect the same nodes. It would also increase
complexity for editors/mappers tremendously when detaching nodes with
relations on them from ways.

Cheers,
Martin

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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-06 Thread Pieren
On Wed, Jul 6, 2011 at 11:23 AM, M∡rtin Koppenhoefer dieterdre...@gmail.com
 wrote:

 if you stored only nodes there would be ambiguity problems in cases
 where several ways connect the same nodes.


You also have ambiguity problem in the other model e.g. when you have
segments in your relation which are not defining a straight line... The
applications using such relations would simply ignore the ones with
ambiguities (e.g. not rendered). That would indicate the mappers what to
fix.


 It would also increase
 complexity for editors/mappers tremendously when detaching nodes with
 relations on them from ways.


Detaching intersection nodes is not something usual. At the moment, the
complexity is more on managing ways with an increasing amount of relations
and an increasing amount of segments within the relations for a single
street.

Pieren
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Re: [OSM-talk] adding multiple relations (bus routes) to one road

2011-07-06 Thread Robin Paulson
On 6 July 2011 22:39, Pieren pier...@gmail.com wrote:
 Detaching intersection nodes is not something usual. At the moment, the
 complexity is more on managing ways with an increasing amount of relations
 and an increasing amount of segments within the relations for a single
 street.

hmm, all interesting ideas guys, but it looks like i'm stuck for the
moment with manual management

is there a way in potlatch 2 to copy relations from one way/node to
another? in potlatch 1 it was 'hold the Ctrl-key while clicking the
relations button' i think

-- 
robin

http://bumblepuppy.org/blog/?p=237 - government bill to remove basic
human rights in NZ

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