[Talk-transit] Bus/Tram/Metro paths export

2011-01-27 Thread Tiziano D'Angelo
Hello,

after doing so much work onto bus/tram relations in my city Padova, I'd like
now to extract some geographically exact paths of single routes from OSM
database, possibly in SVG format, and use them on a Padova-PT website I am
going to build soon.
Most of you are probably familiar with
http://78.46.81.38/public_transport.html , and I can already obtain sketches
of the routes, but my aim is to obtain something with this output:
http://upload.wikimedia.org/wikipedia/commons/9/9b/Ligne_4.gif for just a
single line like in the example, or also with more lines (selecting for
example all evening lines, or all Sunday lines). In this case, for a simpler
rendering of everything, the stops aside the way should be coupled together
if they have the same name (as in OPNVKarte) and the corresponding dot
should be part of the drawn route.
I do not have extendend programming skills, therefore I don't know how to
obtain it, can somebody help?
Thanks
Tiziano
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Re: [Talk-transit] Summary of Public Transport Proposal Criticism - a real example from Zürich

2011-01-27 Thread ant

Hi,

On 27.01.2011 10:49, Richard Mann wrote:

I think we've got three broad decisions:

1) Whether the use of stop area / group relations should be
a) widespread
b) exceptional


b


2) Whether route relations should
a) contain all the variants in one relation, with no attempt at
ordering, just stops identified as forward/backward
b) try to match all the individual stop-sets that you might find in a timetable
c) contain an ordered set of ways/stops, in whatever fashion the
mapper feels appropriate


b (by the way: how would (a) work in the case of a ring line?)


3) Whether there should be a new public_transport key, to try to
clarify the bus_stop/tram_stop distinction
a) aim to move tram_stops to alongside the track, and put something
else (tram_stop_group / tram_station?) on the track
b) aim to move bus_stops onto the road, and put something else
(platform?) alongside
c) encourage the use of platforms on tram systems, and use those in
the relation instead of tram_stop
d) add a new public_transport key, so that public_transport=platform
can be used for everything


c and d (we shouldn't redefine tags that are in million-times use!)

cheers
ant

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Re: [Talk-transit] Bus/Tram/Metro paths export

2011-01-27 Thread Michael von Glasow

Ciao Tiziano,

I think I recently came across something which may be of interest to you 
- though I haven't yet tried it myself:


http://svn.openstreetmap.org/applications/rendering/subway/

This script creates a network sketch (a crude form of the London tube 
map) from OSM data. To make it a tube map, you'd need to move points 
around using a vector graphics editor, the raw output seems to be much 
like the example you sent.


Hope it helps
Michael

On 01/27/2011 11:31 AM, Tiziano D'Angelo wrote:

Hello,

after doing so much work onto bus/tram relations in my city Padova, 
I'd like now to extract some geographically exact paths of single 
routes from OSM database, possibly in SVG format, and use them on a 
Padova-PT website I am going to build soon.
Most of you are probably familiar with 
http://78.46.81.38/public_transport.html , and I can already obtain 
sketches of the routes, but my aim is to obtain something with this 
output: 
http://upload.wikimedia.org/wikipedia/commons/9/9b/Ligne_4.gif for 
just a single line like in the example, or also with more lines 
(selecting for example all evening lines, or all Sunday lines). In 
this case, for a simpler rendering of everything, the stops aside the 
way should be coupled together if they have the same name (as in 
OPNVKarte) and the corresponding dot should be part of the drawn route.
I do not have extendend programming skills, therefore I don't know how 
to obtain it, can somebody help?

Thanks
Tiziano


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Re: [Talk-transit] Summary of Public Transport Proposal Criticism - a real example from Zürich

2011-01-27 Thread fly
Am 27.01.2011 18:56, schrieb ant:
 Hi,
 
 On 27.01.2011 10:49, Richard Mann wrote:
 I think we've got three broad decisions:

 1) Whether the use of stop area / group relations should be
 a) widespread
 b) exceptional
 
 b

a) possibility to micromap.

 2) Whether route relations should
 a) contain all the variants in one relation, with no attempt at
 ordering, just stops identified as forward/backward
 b) try to match all the individual stop-sets that you might find in a
 timetable
 c) contain an ordered set of ways/stops, in whatever fashion the
 mapper feels appropriate
 
 b (by the way: how would (a) work in the case of a ring line?)

c) with b) prefered

 3) Whether there should be a new public_transport key, to try to
 clarify the bus_stop/tram_stop distinction
 a) aim to move tram_stops to alongside the track, and put something
 else (tram_stop_group / tram_station?) on the track
 b) aim to move bus_stops onto the road, and put something else
 (platform?) alongside
 c) encourage the use of platforms on tram systems, and use those in
 the relation instead of tram_stop
 d) add a new public_transport key, so that public_transport=platform
 can be used for everything
 
 c and d (we shouldn't redefine tags that are in million-times use!)

why not use public_transport=stop_position and platform from OXAMA

cheers

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Re: [Talk-transit] NEW Proposed Feature

2011-01-27 Thread Michael von Glasow
Following the call for a better proposal, Tiziano, Oscar and I have 
drafted up a simple proposal. It is based on how we have mapped the 
public transport networks in our cities (Padova, Ferrara and Milan), 
with some improvements that came up during this discussion.


Our approach was to keep it simple, therefore we have deliberately not 
treated special cases. For now, we want to standardize the basics; once 
we have agreed on those, we can discuss special cases which might not be 
covered by the current proposal and draw up an amendment, to be decided 
separately.


You can find the proposal at:

http://wiki.openstreetmap.org/wiki/Proposed_features/Simplified_Public_Transport_Scheme

Constructive feedback and suggestions are welcome and can be sent to the 
list or left on the proposal's discussion page.


Michael
OSM Mapper of the public transport network in Milan, Italy


On 01/14/2011 11:52 AM, Oscar Formaggi wrote:

I agree with Tiziano. I am among those interested in joining.

Oscar
OSM Mapper of the whole city bus network in Ferrara, Italy

2011/1/14 Tiziano D'Angelo tiziano.dang...@gmail.com 
mailto:tiziano.dang...@gmail.com


How about you, [...] develop a better proposal? We seem to
share the understanding of the flaws; a new proposal may lead
to a secession, which is the ugliest thing possible, but I am
not sure we can continue to improve the current proposal.


I am in :) and the proposal should aim also to keep the existing
status quo for backwards compatibility (i.e. highway=bus_stop as
the essential basic element of a bus stop). I know there are more
people who are interested to join.

Tiziano
OSM Mapper of the whole city bus network in Padova, Italy

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Re: [Talk-transit] NEW Proposed Feature

2011-01-27 Thread Jo
route_ref does not seem obsolete to me. True, if the relation is defined, it
can be determined from that by routers. But as long as that hasn't happened,
this is the information that a mapper can take not of in the field.

Then afterwards, it can help to add the appropriate stops to the route
relation (semi-automatically if somebody codes it). We have quite a few
express buses here that only stop at some of the stops they pass by.

And then there are the school and marketbuses which might not even get route
relations because they only run once a day/week.

Jo

2011/1/27 Michael von Glasow mich...@vonglasow.com

  Following the call for a better proposal, Tiziano, Oscar and I have
 drafted up a simple proposal. It is based on how we have mapped the public
 transport networks in our cities (Padova, Ferrara and Milan), with some
 improvements that came up during this discussion.

 Our approach was to keep it simple, therefore we have deliberately not
 treated special cases. For now, we want to standardize the basics; once we
 have agreed on those, we can discuss special cases which might not be
 covered by the current proposal and draw up an amendment, to be decided
 separately.

 You can find the proposal at:


 http://wiki.openstreetmap.org/wiki/Proposed_features/Simplified_Public_Transport_Scheme

 Constructive feedback and suggestions are welcome and can be sent to the
 list or left on the proposal's discussion page.

 Michael
 OSM Mapper of the public transport network in Milan, Italy



 On 01/14/2011 11:52 AM, Oscar Formaggi wrote:

 I agree with Tiziano. I am among those interested in joining.

 Oscar
 OSM Mapper of the whole city bus network in Ferrara, Italy

 2011/1/14 Tiziano D'Angelo tiziano.dang...@gmail.com

   How about you, [...] develop a better proposal? We seem to share the
 understanding of the flaws; a new proposal may lead to a secession, which is
 the ugliest thing possible, but I am not sure we can continue to improve the
 current proposal.


 I am in :) and the proposal should aim also to keep the existing status
 quo for backwards compatibility (i.e. highway=bus_stop as the essential
 basic element of a bus stop). I know there are more people who are
 interested to join.

 Tiziano
 OSM Mapper of the whole city bus network in Padova, Italy

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Re: [Talk-transit] NEW Proposed Feature

2011-01-27 Thread Michael von Glasow

On 01/27/2011 11:37 PM, Jo wrote:
route_ref does not seem obsolete to me. True, if the relation is 
defined, it can be determined from that by routers. But as long as 
that hasn't happened, this is the information that a mapper can take 
not of in the field.
That's basically what I meant - you don't need it if there is a relation 
for each route and the stop is a member of it, but in absence of 
relations it can be useful. I'll change it from obsolete to optional.


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