[OSM-dev] OSM-3D discussions

2011-11-27 Thread andrzej zaborowski
Hi,

A member of the OSM forums and of the German  Polish communities,
Marek Kleciak, asked me to invite interested developers to discuss the
tagging and implementation of the schema used for 3rd dimension
information (height/altitude) in OpenStreetMap, and also historical
information.  A couple of schemas have already become popular and
Marek and others would like to find the best representation.  They are
getting down to details like building roof windows and tree species to
make accurate 3d models directly from OSM data.

Unfortunately there's no mailing list where this is discussed, that I
know of, instead discussion happens on the forums and wiki:

http://wiki.openstreetmap.org/wiki/DE:OSM-3D
http://wiki.openstreetmap.org/wiki/DE:OSM-4D#Tagging_2
(the pages have English versions, but they are not fully translated
yet, but apparently it's Ok to use English on these German pages)
http://wiki.openstreetmap.org/wiki/Roof_table (again German/Polish
versions may be more complete)
http://wiki.openstreetmap.org/wiki/User:Viw/OSM3D
http://wiki.openstreetmap.org/wiki/User:Aschilli/ProposedRoofLines
and others.

Marek would particularly like interested developers to help in the
implementation of different roof types display and other 3d features
in the projects:
 * kendzi3d (JOSM plugin)
 * osm2world (osm2world.org)

Finally I'm sure a number of OSMers oppose adding too much detail to
the OSM database and especially some of the 3d modelling features
don't seem to fit our data model (which is very 2d + tags).
Personally I think it's unavoidable that all of these details are
going to be added at some point, though.

Cheers

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Re: [OSM-dev] OSM-3D discussions

2011-11-27 Thread Frederik Ramm

Hi,

On 11/27/2011 03:34 PM, andrzej zaborowski wrote:

Finally I'm sure a number of OSMers oppose adding too much detail to
the OSM database


I think it's ok for individuals to record things like a tree type or 
building height. I would, however, fiercely oppose any attempt to import 
or auto-generate date like that and burden our database with stuff that 
has not been created by mappers.


Bye
Frederik

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Re: [OSM-dev] OSM-3D discussions

2011-11-27 Thread Matthias Meißer

Thanks for the invitation Andrzej :)

Well I already tried to get the most 3D developpers together at
http://wiki.openstreetmap.org/wiki/3D_Development
and of course there is a forum dedicated to 3D where we can discuss
http://forum.openstreetmap.org/viewforum.php?id=42

But thanks for the reminder, I didn't the discussions on that wiki pages!

bye
Matthias
(user:!i!)

Am 27.11.2011 15:34, schrieb andrzej zaborowski:

Hi,

A member of the OSM forums and of the German  Polish communities,
Marek Kleciak, asked me to invite interested developers to discuss the
tagging and implementation of the schema used for 3rd dimension
information (height/altitude) in OpenStreetMap, and also historical
information.  A couple of schemas have already become popular and
Marek and others would like to find the best representation.  They are
getting down to details like building roof windows and tree species to
make accurate 3d models directly from OSM data.

Unfortunately there's no mailing list where this is discussed, that I
know of, instead discussion happens on the forums and wiki:

http://wiki.openstreetmap.org/wiki/DE:OSM-3D
http://wiki.openstreetmap.org/wiki/DE:OSM-4D#Tagging_2
(the pages have English versions, but they are not fully translated
yet, but apparently it's Ok to use English on these German pages)
http://wiki.openstreetmap.org/wiki/Roof_table (again German/Polish
versions may be more complete)
http://wiki.openstreetmap.org/wiki/User:Viw/OSM3D
http://wiki.openstreetmap.org/wiki/User:Aschilli/ProposedRoofLines
and others.

Marek would particularly like interested developers to help in the
implementation of different roof types display and other 3d features
in the projects:
  * kendzi3d (JOSM plugin)
  * osm2world (osm2world.org)

Finally I'm sure a number of OSMers oppose adding too much detail to
the OSM database and especially some of the 3d modelling features
don't seem to fit our data model (which is very 2d + tags).
Personally I think it's unavoidable that all of these details are
going to be added at some point, though.

Cheers

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Re: [OSM-dev] OSM-3D discussions

2011-11-27 Thread Toby Murray
On 11/27/11, andrzej zaborowski balr...@gmail.com wrote:
 Finally I'm sure a number of OSMers oppose adding too much detail to
 the OSM database and especially some of the 3d modelling features
 don't seem to fit our data model (which is very 2d + tags).
 Personally I think it's unavoidable that all of these details are
 going to be added at some point, though.

My problem isn't a lot of details, it is that (as you pointed out) the
OSM data model is not the right tool for the job of describing very
complex 3D objects. Trying to mash 3D modeling into OSM results in
impossibly complex data for any but the most advanced users to
maintain. There are existing tools that are the right tool for 3D
modeling.

I would rather see more thought put into coming up with a better way
of linking external databases to OSM data and then use an external
database for these 3D models.

Toby

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Re: [OSM-dev] OSM-3D discussions

2011-11-27 Thread Komяpa
 maintain. There are existing tools that are the right tool for 3D
 modeling.

Could you please name those tools? Easy to use, with rather simple
format for simple objects, and letting you create a gapless worldwide
model, and nice license.


-- 
Darafei Komяpa Praliaskouski
OSM BY Team - http://openstreetmap.by/
xmpp:m...@komzpa.net mailto:m...@komzpa.net

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Re: [OSM-dev] OSM-3D discussions

2011-11-27 Thread Matthias Meißer

Am 27.11.2011 17:25, schrieb Komяpa:

maintain. There are existing tools that are the right tool for 3D
modeling.


Could you please name those tools? Easy to use, with rather simple
format for simple objects, and letting you create a gapless worldwide
model, and nice license.



You might check this out:
http://wiki.openstreetmap.org/wiki/3D_Development/Modelling#Modelling_tools

I guess Toby points to the existing 3D tools for modeling (Blender, 3D 
Max, ...) and architecture. Personaly I agree with the opinion that the 
OSM tagging scheme is to restrictive to enter that complex informations 
(and side effects as annoied mappers by overloaded building objects). 
Thats my intention on starting Open3DMap as a 3D object repository, but 
on the other hand I'm absolutly impressed of what already can be done 
just with OSM tags and I think we should take the chance to give it a 
try and have a look how far we can get with this approach, what is 
accepted by the community and so on
I already have some ideas and together with the 3D rendering guys I hope 
to get some experiments next year :)

http://wiki.openstreetmap.org/wiki/Open3DMap

bye
Matthias
(user:!i!)

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Re: [OSM-dev] OSM-3D discussions

2011-11-27 Thread Toby Murray
On 11/27/11, Matthias Meißer dig...@arcor.de wrote:
 You might check this out:
 http://wiki.openstreetmap.org/wiki/3D_Development/Modelling#Modelling_tools

I'm on a slow tethered phone so I don't have links in front of me but
yes, I have seen at least a couple of open 3D modeling languages. Not
very familiar with the tools to use them but it is impossible that
they are harder to use than P2/JOSM with 50 ways, half of which are
overlapping others, to describe a single building.

Toby

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Re: [OSM-dev] OSM-3D discussions

2011-11-27 Thread Matthias Meißer

Am 27.11.2011 18:09, schrieb Toby Murray:

...
very familiar with the tools to use them but it is impossible that
they are harder to use than P2/JOSM with 50 ways, half of which are
overlapping others, to describe a single building.


Well yes, but the whole 3D GIS topic is pretty new even for 
professionals. So give us hobbiests the time to test things and checkout 
what technique will make the race :) Maybe it will become a mix of 
different approaches, maybee we will get layers, so tagging wouldn't 
become the problem for 'normal' mappers. I strongly believe that we will 
find a nice way that most people don't strugle with 3D and will see it 
as an option, not a constraint.


bye
Matthias


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Re: [OSM-dev] OSM-3D discussions

2011-11-27 Thread andrzej zaborowski
2011/11/27 Matthias Meißer dig...@arcor.de:
 Thanks for the invitation Andrzej :)

 Well I already tried to get the most 3D developpers together at
 http://wiki.openstreetmap.org/wiki/3D_Development
 and of course there is a forum dedicated to 3D where we can discuss
 http://forum.openstreetmap.org/viewforum.php?id=42

These are better starting points for anyone interested.  Sorry I
missed those links.

Cheers

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