Hi,
I'm quite busy with other tasks at the moment but I could write a blog post
within a few weeks. How should I proceed when I have time for that?
Also, have I missed anything what should be done before that pull request
can be merged?
Best regards,
Juha Hyvärinen
On Mon, Mar 3, 2014 at 12:16 AM, Jody Garnett <jody.garn...@gmail.com>wrote:
> That is quite cool Juha, would you like to write up a blog post for
> geoserver.org to reach a larger audience? Even just your email with a few
> screen snaps would be quite sufficient.
> --
> Jody
>
> Jody Garnett
>
>
> On Mon, Mar 3, 2014 at 12:52 AM, Juha Hyvärinen <
> juha.hyvari...@cyberlightning.com> wrote:
>
>> Hi all geoserver developers,
>>
>> As a part of European Comission FI-WARE project (http://www.fi-ware.eu/)
>> we, here at Cyberlightning have implemented new XML3D output format for
>> Geoserver W3DS community module.
>>
>> I have just opened new pull request (
>> https://github.com/geoserver/geoserver/pull/517 ) for that
>> implementation and I would gladly have some feedback.
>>
>> Current implementation includes only support for GetScene request. Scene
>> can be requested as a 3D model in XML3D format or as a octet-stream where
>> only elevation information is returned with addidional information from
>> grid it was generated from. XML3D part also supports externally referenced
>> 3D objects.
>>
>> We also implemented support for different LOD requests. In our definition
>> smallest LOD value is 1 and highest is 10. Smaller value means less
>> detailed model.
>>
>> Due current development state of XML3D there are some restrictions how
>> and what can be returned from the server so that it can also be rendered in
>> the client side. Therefore we decided to focus our work mainly on terrain
>> generating. For example at the moment XML3D doesn't support drawing of
>> points and lines and it also lack of support for geological information
>> combined to model data.
>>
>> Still, it is quite impressive how good looking terrain models server can
>> generate from simple elevation data (we used open data from National Land
>> Survey of Finland) and most critical shortcomings in XML3D are fairly easy
>> to overcome with client side logic.
>>
>> We have demo server up and running at
>> http://dev.cyberlightning.com:9091/geoserver/ and also our demo client
>> is online at http://dev.cyberlightning.com/~jhyvarinen/GIS/
>>
>> At the moment our demo client only support XML3D models and terrain, but
>> there is also hardcoded test request for octet-stream request, which prints
>> returned data from the server to console output.
>>
>> Terrain data used in that demonstration is 324 square kilometers from
>> Pallas-Yllästunturi National park in Finland. There are also two optional
>> texture layers available and both of those are also served from the same
>> Geoserver instance. We have also added 3 buildings to another layer to
>> demonstrate external object referencing.
>>
>> Client make new terrain request to server when camera moves to new area,
>> which is not yet loaded. Orange plane combonent is a visual hint for the
>> area that contains information from selected layers.
>>
>> Camera is in freefly mode and it's controlled with WASD, C and space
>> keys, camera can be rotated with left mouse button.
>>
>> Best regards,
>> Juha Hyvärinen / Sami Jylkkä
>>
>> --
>> Juha Hyvärinen
>> Software Engineer
>> Cyberlightning Ltd.
>>
>> email. juha.hyvari...@cyberlightning.com
>>
>> Go to www.cybersli.de and enrich your presentations!
>>
>> www.cyberlightning.com
>>
>> This e-mail and all attached material are confidential and may contain
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>>
>
--
Juha Hyvärinen
Software Engineer
Cyberlightning Ltd.
email. juha.hyvari...@cyberlightning.com
Go to www.cybersli.de and enrich your presentations!
www.cyberlightning.com
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