[iTowns-dev] iTowns-dev Digest, Vol 1, Issue 23 [alex dev]

Alexandre Devaux Alexandre.Devaux at ign.fr
Tue Feb 9 03:00:57 PST 2016


Hello!

I realised some tests during the Code Sprint on immersive navigation for the globe (V2).
It happens to work quite well even though precision with other data like point clouds has not been validated yet.

The dev was:

 -  Load building footprint around position p through WFS service (longlat, geoportail)
 -  Convert the position into cartesian. 
 - Triangulate and create roof to have nice shoe boxes
 - Create local pivot for geometry and compute RTC rendering 
 - load projection material (ORI ( changed matrix for V1 as Z is no more -Z), Textures...)
 - Orient projector on earth
 - project the textures on the geometry
 - Add camera fonction to be able to rotate on itself 


It will need a good architecture now for immersive navigation, and the use of cleaned modules from V1 (still currently in work).
(And don't forget the server aspect for oriented images)

A dirty video demo of this: 

http://www.itowns.fr/videos/GlobeWithImmersive.mp4

The test branch:
https://github.com/iTowns/itowns2/tree/immersiveNav

The issue:
https://github.com/iTowns/itowns2/issues/23

Bye!
Alexandre

________________________________________
De : iTowns-dev [itowns-dev-bounces at lists.osgeo.org] de la part de itowns-dev-request at lists.osgeo.org [itowns-dev-request at lists.osgeo.org]
Date d'envoi : lundi 8 février 2016 21:00
À : itowns-dev at lists.osgeo.org
Objet : iTowns-dev Digest, Vol 1, Issue 2

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Today's Topics:

   1. Re: Codesprint results (Gilles Cebelieu)


----------------------------------------------------------------------

Message: 1
Date: Mon, 8 Feb 2016 09:15:30 +0000
From: Gilles Cebelieu <Gilles.Cebelieu at ign.fr>
To: "vincent.ml at oslandia.com" <vincent.ml at oslandia.com>,
        "itowns-dev at lists.osgeo.org" <itowns-dev at lists.osgeo.org>
Subject: Re: [iTowns-dev] Codesprint results
Message-ID: <2FDE74432176FE4DAA868D876A25912B95864E46 at mailex2.ign.fr>
Content-Type: text/plain; charset="iso-8859-1"

Hello,

Elias and I, opened the subject of providing an API to iTowns v2, making it possible to be used by web applications developpers. It is far from being closed.

The issue : https://github.com/iTowns/itowns2/issues/22

The branch : https://github.com/iTowns/itowns2/tree/itownsviewer

Some results / ongoing works :

- providing a "iTowns" namespace where API will be available
- initialize the view with given position (ongoing)
- display the scene in a given html element of the page (not only the body) (ongoing)

More generaly, we may provide a model for that API to be discussed and see if it fits the needs of both the global and immersive view.

Gilles


--
Gilles Cébélieu
Institut National de l'Information Géographique et Forestière
Pôle Technique du Géoportail / Division API Géoportail
01 43 98 85 63

________________________________________
De : iTowns-dev [itowns-dev-bounces at lists.osgeo.org] de la part de Vincent Picavet (ml) [vincent.ml at oslandia.com]
Date d'envoi : vendredi 5 février 2016 11:05
À : itowns-dev at lists.osgeo.org
Objet : [iTowns-dev] Codesprint results

Hello all iTowns devs,

First of all, I would like to thank you for these two days of code
sprint. I think it has been a really good event, and we made good progress.

Thanks to IGN Fab for hosting us, the venue was good too !

2 days was a bit short, but I do think we managed to be efficient. One
thing we did not do is have a feedback meeting at the end.
I therefore invite you to answer to this mail with a few lines giving
insight on what you achieved during the codesprint. This will help have
an overall vision, and prove that these 2 days have been worthwhile !

Do not hesitate also to add your opinion on the codesprint : what was
good, what can be improved for next time, etc.

Vincent
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