Re: [OSGeo-Discuss] New AcidMaps with Geoserver plugin

2011-03-31 Thread Fabio Renzo Panettieri
On Thu, 2011-03-31 at 19:54 +1100, Cameron Shorter wrote:
> Looks cool.
> Are there plans to move acid maps code into the geoserver code base at 
> some point?

I don't think that the core of acidmaps would be moved to geoserver,
because we like the idea of a shared library that can be accessed form
multiple sources, JNI being one of those, some future implementations
could be a MapServer plugin, a plugin for QGis, etc...

We created first the geoserver plugin because that's what most of our
projects are using as map server, but we want to integrate it with
others systems too.

>  From a packaging and sales story, it will be much easier to install and 
> use acid maps if it comes default with GeoServer.

>From the top of my head, another easier way to install it can be a
self-contained jar with the plugin, and compiled native libraries
embedded. 

Other could be changing the plugin access to the native library from JNI
to JNA.

It would be good to know if the GeoServer team it's interested, we can
probably find a better/smarter way to integrate AcidMaps.

> (I'm thinking about the best way to include acid maps in OSGeoLive 
> http://live.osgeo.org )

Given the live cd it's based on ubuntu, I think that the library can be
installed on system path, and the geoserver plugin be already deployed
in geoserver/WEB-INF/lib.


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Fabio R. Panettieri
Lead Software Engineer
http://www.xoomcode.com 

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[OSGeo-Discuss] QA in GIS companies

2010-12-16 Thread Fabio Renzo Panettieri
Hello everybody!

We are conducting an exploratory study to determine the current state of
QA in GIS companies. Specially we would like to know how "Open Source
companies" handle this subject, and how mature is the area.

The completion of this survey should take less than 3 minutes.
http://xoomcode.com/content/survey-qa-gis-companies

If you would like further information about any aspect of this survey,
please contact us at i...@xoomcode.com

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Fabio R. Panettieri
Lead Software Engineer
http://www.xoomcode.com 

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Re: [OSGeo-Discuss] Acid Maps demo

2010-10-19 Thread Fabio Renzo Panettieri
On Tue, 2010-10-19 at 13:43 -0400, Yves Moisan wrote:
> Thanx Sebastian.  I thought this was some sort of map type since I see 
> you created your own OL class (OpenLayers.Layer.Acid).  I guess that 
> type is only in your GitHub repo and not on OL trunk right ?

Yes, the OL class is on github. We'll probably add it to OL trunk later,
when some other issues are resolved.

There is also an OpenScales class that works in the same fashion. We'll
publish it in the following weeks when some sync issues are solved (and
we found enough spare time :s).

> 
>  From the looks of it your server is "pure python" as opposed to relying 
> on an existing Python framework ?  Is there a way to run the server in a 
> WSGI container (like mod_wsgi)  ?

That's correct. The server is implemented in pure python, and the
library that interpolates data, in C.

It's currently not possible to run the server in a WSGI container,
although I think mod_python would be more suitable given the nature of
the server.

Please add the issue on Github. Any other bugs/ideas are welcome.
Also any contribution would be appreciated too.

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Fabio R. Panettieri
Lead Software Engineer
http://www.xoomcode.com 

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RE: [OSGeo-Discuss] Acid Maps demo

2010-10-18 Thread Fabio Renzo Panettieri
On Mon, 2010-10-18 at 17:10 +, Homan, Thomas wrote:
> Just a quick question...What browser is this optimized for? 
> 
> IE7 (my work browser dictated by our IT dept) does nothing except put up 3 
> buttons for isoline, voroni and heatmap. No image ever comes up.

Developed in Chrome, tested on firefox and IE 9 beta 
It's fixed now.

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[OSGeo-Discuss] Acid Maps demo

2010-10-18 Thread Fabio Renzo Panettieri
Hi,

I just wanted to let you know that we have put an Acid Maps demo online.
http://acidmaps.xoomcode.com/

Sorry about the 2 week delay, but we discovered that heatmaps were
acting 'funny', so we had to change that interpolation algorithm.

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Re: [OSGeo-Discuss] "git" like for geodata management

2010-09-22 Thread Fabio Renzo Panettieri
On Wed, 2010-09-22 at 12:10 +0800, maning sambale wrote:
> Any real world cases for this?

Imagine the following scenario:

* 50 ~ 70 digitizers
* 5 QA 
* 1 Manager

Each QA has 10 digitizers assigned. After all the data is validated, the
manager merges it and generates the geodb.

All users work against the same DB, most of them linked. This causes
disconnections, duplicated data, and lots of random errors.

Also, they can't be forced to work on different DB's because they are
all working on the same project, at the same time.

This is the real scenario of GISWorking (http://www.gisworking.com/), a
company we are working with.

It would be perfect to have smaller groups (ideally 1 person), working
against separated databases, but that can be synchronized with the rest
of the data when needed.

Then each QA merges data from the people he supervises. After it's
validated the manager merges the complete dataset, and generates the
final "product".

I don't know if this it's the exact same case, but we are working on it
with a similar approach.

-- 
Fabio R. Panettieri
Lead Software Engineer
http://www.xoomcode.com 

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Re: [OSGeo-Discuss] Re: fastest option of serving huge imagery on web map on the fly

2010-05-21 Thread Fabio Renzo Panettieri
Sorry about, the empty msg before.

On Fri, 2010-05-21 at 13:17 -0700, Karsten-3-2 wrote:
> Yes. What I want to do is simply to find out the fastest options to render on
> the fly from raw data imagery 
> (no tiles whatsoever  stored on disk in addition to the raw data ). I will
> check out what SpatialCache is...

SpatialCache is a lightweight zero-configuration cache server that we
developed for some internal projects, and later released as OpenSource.

It can be used between your WMS (MapServer for example) and the client
that generates the request.

It works more like Squid than TileCache (with all the pros and cons).
It's very fast and lightweight.

It only needs the base url of your server (or a comma separated list, if
you have more than one), and it will cache the requests you make. It's
intended to be as fast as possible while remaining simple.

Also, if you need it in a special case, you can send seed and delete
data requests via REST.

If you need to avoid generating "image files" I don't think this would
help, but you can always give it a try to see if it fits.

I mean, you can have MapServer serve your compressed data through
SpatialCache, this way it will store decompressed  data only when the
user request it, and it will only be a small part.

The next time someone ask for the same data, it's already stored
decompressed. I think it's a nice trade-off between disk space and
speed.

> Karsten

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Re: [OSGeo-Discuss] Re: fastest option of serving huge imagery on web map on the fly

2010-05-21 Thread Fabio Renzo Panettieri
On Fri, 2010-05-21 at 13:17 -0700, Karsten-3-2 wrote:
> Yes. What I want to do is simply to find out the fastest options to render on
> the fly from raw data imagery 
> (no tiles whatsoever  stored on disk in addition to the raw data ). I will
> check out what SpatialCache is...


> Karsten


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[OSGeo-Discuss] fastest option of serving huge imagery on web map on the fly

2010-05-21 Thread Fabio Renzo Panettieri
Hi Oliver

I don't understand what you mean with "without caching tiles on disk".

You don't want to pre-generate the tiles?
If that's the case, I you can probably try with SpatialCache.

http://code.google.com/p/spatialcache/

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