Michael Barton michael.barton at asu.edu
Sun Jul 29 16:31:34 EDT 2007

These sound really useful. Thanks for all the work that you and the two
students have put into this.


On 7/29/07 10:01 AM, "Markus Neteler" <neteler.osgeo at gmail.com> wrote:

> Hi Wolf,
> thanks for the update (I just realized that it was trapped
> in Mailman, you are now on the poster list even without
> being subscribed (but like this you don't get the feedback)).
> Maybe this mail should also go to the grass-dev list, it's
> really amazing and of wider interest.
> Markus
> On 7/26/07, Wolf Bergenheim <wolf+grass at bergenheim.net> wrote:
>> On 24.07.2007 23:35, Markus Neteler wrote:
>>> On Tue, Jul 24, 2007 at 12:53:46PM -0700, Brad Douglas wrote:
>>>> Hello,
>>>> Does anyone know the status of the Google Summer of Code projects?  I
>>>> haven't heard anything since the projects were assigned.
>> I've been quite busy the last week so I haven't had time to write my
>> report (as I intended). Glad to hear someone is interested! :)
>>> according to the GRASS Addons SVN commit list, the two projects
>>> (v.generalize and v.patch.obstacles) make good progress:
>>> http://grass.itc.it/pipermail/grass-commit-addons/2007-July/date.html
>> Also look at these (and look for bundala and maldacker)
>> http://grass.itc.it/pipermail/grass-commit-addons/2007-May/author.html#start
>> http://grass.itc.it/pipermail/grass-commit-addons/2007-June/author.html#start
>> http://grass.itc.it/pipermail/grass-commit-addons/2007-July/author.html#start
>>> Maybe Wolf (GSoC mentor) can shed some more light on this,
>> I'd like to stress that I'm very impressed with what the two students
>> have made. I'm very proud to have been part of these two projects. The
>> only negative thing I have to say is that unfortunately neither student
>> has been very active on the mailing list, nor the IRC. Next year I think
>> I'll change this by having most of the discussions in the GRASS IRC
>> channel. I've chatted almost daily with both students, about the code
>> and other, irrelevant, things.
>> Here is the report of progress of so far:
>> The Google summer of code has progressed to (and passed) mid-term. What
>> does this mean? Well in practice it means that now at the latest there
>> should be some deliverables from the students (and there is). It also
>> means that I as mentor will have (had) to submit a formal evaluation of
>> the students in the form of a survey. The students also submit a
>> corresponding report.
>> On to the two projects:
>> v.generalize:
>> ~~~~~~~~~~~~~
>> v.generalize is fully functional complete with manual and smoothing and
>> simplification operations. The module works with both areas and lines.
>> Attribute tables are also copied and cats are preserved. Please give the
>> module a try and send us feedback!
>> The rest of SoC will be spent in implementing other generalization
>> operations and getting all the rest of the bugs out.
>> v.path.obstacles:
>> ~~~~~~~~~~~~~~~~~
>> This module creates a visibility graph from non-intersecting lines and
>> boundaries. It is actually remarkably fast. This output vector map can
>> be used with graph analysis modules like v.net.path to find the shortest
>> path between point A and B in free vector space. This project is in a
>> testable shape. Not everything works perfectly yet, but Maximilian is
>> actively working on it. We could use some feedback so if you are
>> interested in this functionality, please try it out, and let us know
>> what you think.
>> Maximilian also brought up the issue that perhaps this module should be
>> renamed to v.net.visibility. Any comments?
>> --Wolf
>> --
>> <:3 )---- Wolf Bergenheim ----( 8:>
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Michael Barton, Professor of Anthropology
Director of Graduate Studies
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton

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