Re: [OSGeo-Discuss] Open Source Viewer for 3D Maps

2010-03-30 Thread Christian Willmes

Hi Landon,

If you just want to share a visualization of some 3D model you maybe 
can go with 3D-PDF (see example [1]). There is an opensource toolchain 
using meshlab [2] and LaTEX to compile those 3D PDFs from 3D models 
(from all formats which you can load into meshlab).


If you want to share 3D geometries, there is for example KML and 
GML/CityGML as a format for more complex models. For those model you 
need a viewer or some sort of client which procecsses the information 
suitable for you, there are several out there for KML you would most 
probably choose Google Earth for viewing. For CityGML, ok here it is 
expensive or not that easy with OS or free software (for now), so it is 
not suitable for just showing some people who are not familar with that 
kind of technology, but in CityGML there are some OS applications out 
there (for example the deegree framework[3]) you can store all kind of 
information, which you can't with KML... So, you have to know what you 
want to do/provide with/from the data...


There are also more sophisticated possibilities to share 3D GISdata over 
the web. One of those possibilities would be for example the open 
standards based technology of GDI3D [4].


best regards,
Christian

[1] 
http://www.epromod.de/images/stories/-bilder-/showroom/3d-pdf/hohe-munde-3d.pdf

[2] http://meshlab.sourceforge.net/
[3] http://www.deegree.org/
[4] http://www.geographie.uni-bonn.de/karto/gdi-3d/technologie.en.htm

Am 29.03.2010 22:20, schrieb Landon Blake:

I'm curious if anyone knows of a decent open source viewer for 3D maps.
Does such a viewer exist? How widespread is its adoption?



I know that Adobe PDF has become a fairly common way to share 2D maps
digitally, but I didn't see a lot on the web about a PDF solution for 3D
maps. If you build 3D maps and models as part of your work, how do you
share them with your clients and the wider public?



Thank you for your thoughts.



Landon



P.S. - Here are a couple of links I ran across for what appear to be
open file formats for 3D models. I'm not sure how applicable they would
be to 3D maps:



http://en.wikipedia.org/wiki/COLLADA

http://www.web3d.org/about/overview







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AG GIS  Fernerkundung  | GIS  RS Group
Geographisches Institut | Institute of Geography
Universität zu Köln | University of Cologne
Tel.: +49 (0)221 470 6234
Fax.: +49 (0)221 470 2280
http://www.geographie.uni-koeln.de/gis
http://www.sfb806.de
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Re: [OSGeo-Discuss] Open Source Viewer for 3D Maps

2010-03-30 Thread Brent Fraser

Landon,

  We've used VTP (vterrain.org) and modified the GUI of it's Enviro viewer to 
be a little more end-user friendly.  VTP does a good job of providing an 
interactive 3d environment of DEM and texture (e.g  satellite image), and 
optionally 3d structure models.  On the downside, you have to author your 
datasets carefully (using VTBuilder) to get good performance, and you have to 
limit your map/model to an extent (it doesn't model a globe, only a projection). 
 There's a ton of 3d modeling info on the VTP web site.


  Ossim (www.ossim.org) has OssimPlanet which DOES model a globe but it can be 
an effort to set up (I've never tried it).


  While we've seen some interest in 3D mapping environments, one difficulty is 
ease of use from the end user's perspective.  They're OK with rendered 3d 
perspective images, and they LIKE fly-thru movies of terrain.  But they LOVE 
interactive 3d environments, as long as they navigate with ease (and this can be 
a big problem).


  They mainly care about the terrain (dem+image) and overlaying map data like 
points, lines, and polygons (with styling and annotation).  While we've shown 
demos of including 3d structures models (buildings), it hasn't generated much 
interest.  But then we talk to mapping depts, not engineering/construction.


Best Regards,
Brent Fraser
GeoAnalytic Inc.


Landon Blake wrote:
I’m curious if anyone knows of a decent open source viewer for 3D maps. 
Does such a viewer exist? How widespread is its adoption?


 

I know that Adobe PDF has become a fairly common way to share 2D maps 
digitally, but I didn’t see a lot on the web about a PDF solution for 3D 
maps. If you build 3D maps and models as part of your work, how do you 
share them with your clients and the wider public?


 


Thank you for your thoughts.

 


Landon

 

P.S. – Here are a couple of links I ran across for what appear to be 
open file formats for 3D models. I’m not sure how applicable they would 
be to 3D maps:


 


http://en.wikipedia.org/wiki/COLLADA

http://www.web3d.org/about/overview

 

 




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defects including translation and transmission errors. If the reader is 
not the intended recipient, you are hereby notified that any 
dissemination, distribution or copying of this communication is strictly 
prohibited. If you have received this information in error, please 
notify the sender immediately.





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Re: [OSGeo-Discuss] Open Source Viewer for 3D Maps

2010-03-30 Thread Brian Russo
World Wind - http://worldwind.arc.nasa.gov/java/

On Tue, Mar 30, 2010 at 4:36 AM, Brent Fraser bfra...@geoanalytic.com wrote:
 Landon,

  We've used VTP (vterrain.org) and modified the GUI of it's Enviro viewer to
 be a little more end-user friendly.  VTP does a good job of providing an
 interactive 3d environment of DEM and texture (e.g  satellite image), and
 optionally 3d structure models.  On the downside, you have to author your
 datasets carefully (using VTBuilder) to get good performance, and you have
 to limit your map/model to an extent (it doesn't model a globe, only a
 projection).  There's a ton of 3d modeling info on the VTP web site.

  Ossim (www.ossim.org) has OssimPlanet which DOES model a globe but it can
 be an effort to set up (I've never tried it).

  While we've seen some interest in 3D mapping environments, one difficulty
 is ease of use from the end user's perspective.  They're OK with rendered 3d
 perspective images, and they LIKE fly-thru movies of terrain.  But they
 LOVE interactive 3d environments, as long as they navigate with ease (and
 this can be a big problem).

  They mainly care about the terrain (dem+image) and overlaying map data like
 points, lines, and polygons (with styling and annotation).  While we've
 shown demos of including 3d structures models (buildings), it hasn't
 generated much interest.  But then we talk to mapping depts, not
 engineering/construction.

 Best Regards,
 Brent Fraser
 GeoAnalytic Inc.


 Landon Blake wrote:

 I’m curious if anyone knows of a decent open source viewer for 3D maps.
 Does such a viewer exist? How widespread is its adoption?


 I know that Adobe PDF has become a fairly common way to share 2D maps
 digitally, but I didn’t see a lot on the web about a PDF solution for 3D
 maps. If you build 3D maps and models as part of your work, how do you share
 them with your clients and the wider public?


 Thank you for your thoughts.


 Landon


 P.S. – Here are a couple of links I ran across for what appear to be open
 file formats for 3D models. I’m not sure how applicable they would be to 3D
 maps:


 http://en.wikipedia.org/wiki/COLLADA

 http://www.web3d.org/about/overview





 *Warning:
 *Information provided via electronic media is not guaranteed against
 defects including translation and transmission errors. If the reader is not
 the intended recipient, you are hereby notified that any dissemination,
 distribution or copying of this communication is strictly prohibited. If you
 have received this information in error, please notify the sender
 immediately.


 

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Re: [OSGeo-Discuss] Open Source Viewer for 3D Maps

2010-03-30 Thread Tyler Mitchell (OSGeo)
Brent Fraser wrote:
   We've used VTP (vterrain.org) and modified the GUI of it's Enviro
 viewer to be a little more end-user friendly.  VTP does a good job of
 providing an interactive 3d environment of DEM and texture (e.g 
 satellite image), and optionally 3d structure models.  On the downside,
 you have to author your datasets carefully (using VTBuilder) to get good
 performance, and you have to limit your map/model to an extent (it
 doesn't model a globe, only a projection).  There's a ton of 3d modeling
 info on the VTP web site.

You're bringing back some good old memories for me Brent!  I used VTP a
lot in my last job and it produced some wildly beautiful product and
exciting fly over animation abilities (among other things).  Ecologists
especially liked the function allowing you to draw/digitise onto the
terrain in 3D mode.

We had Python scripts that did all our dataset prep for us, and if my
memory serves me right, we even had ways of converting the digitised
stuff back into a shapefile for use in our other apps.

   Ossim (www.ossim.org) has OssimPlanet which DOES model a globe but it
 can be an effort to set up (I've never tried it).

Binaries are available for download for most platforms.  Then you
probably want to get a terrain model (just one big download) and put it
in the right folder.  Other than that it's pretty easy to get started
with WMS or file datasources.

Thanks for the memories :)

Tyler
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Re: [OSGeo-Discuss] Open Source Viewer for 3D Maps

2010-03-30 Thread Norman Vine

On Mar 30, 2010, at 10:36 AM, Brent Fraser wrote:
 
 
  Ossim (www.ossim.org) has OssimPlanet which DOES model a globe but it can be 
 an effort to set up (I've never tried it).

FYI  there are downloadable binary OSSIM packages for Windows and Mac at

http://download.osgeo.org/ossim/installers/

Cheers

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Re: [OSGeo-Discuss] Open Source Viewer for 3D Maps

2010-03-30 Thread Markus Neteler
And also Ratman:
 http://ratman.sourceforge.net/

which even includes the data streaming server software.

Markus

On Tue, Mar 30, 2010 at 4:48 PM, Brian Russo br...@beruna.org wrote:
 World Wind - http://worldwind.arc.nasa.gov/java/

 On Tue, Mar 30, 2010 at 4:36 AM, Brent Fraser bfra...@geoanalytic.com wrote:
 Landon,

  We've used VTP (vterrain.org) and modified the GUI of it's Enviro viewer to
...
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[OSGeo-Discuss] Open Source Viewer for 3D Maps

2010-03-29 Thread Landon Blake
I'm curious if anyone knows of a decent open source viewer for 3D maps.
Does such a viewer exist? How widespread is its adoption?

 

I know that Adobe PDF has become a fairly common way to share 2D maps
digitally, but I didn't see a lot on the web about a PDF solution for 3D
maps. If you build 3D maps and models as part of your work, how do you
share them with your clients and the wider public?

 

Thank you for your thoughts.

 

Landon

 

P.S. - Here are a couple of links I ran across for what appear to be
open file formats for 3D models. I'm not sure how applicable they would
be to 3D maps:

 

http://en.wikipedia.org/wiki/COLLADA

http://www.web3d.org/about/overview

 

 



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including translation and transmission errors. If the reader is not the 
intended recipient, you are hereby notified that any dissemination, 
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