[Chugalug] projection mapping

Sean Brewer seabre986 at gmail.com
Fri Mar 15 20:09:28 UTC 2013


I thought the same thing. I'm actually working on a GIS heavy app right
now, with PostGIS on the backend.

On Fri, Mar 15, 2013 at 12:46 PM, Eric Wolf <ebwolf at gmail.com> wrote:

> Ha! I read "map projections"... Which, I guess, is the inverse of what you
> want to do. I suppose it is possible to use proj.4 with an inverse
> projection to do what you want but it assumes you are going from something
> roughly spherical to 2D (inverse projections do that backwards)
>
> -=--=---=----=----=---=--=-=--=---=----=---=--=-=-
> Eric B. Wolf                           720-334-7734
>
>
>
>
> On Fri, Mar 15, 2013 at 10:42 AM, Nate Hill <nathanielhill at gmail.com>wrote:
>
>> Either I *really* don't know what I'm talking about or we are thinking of
>> different things, Eric.
>> I mean software for warping video and images so that you can project it
>> onto surfaces that aren't flat.
>> random video of what i mean: http://vimeo.com/4238052
>>
>>
>> On Fri, Mar 15, 2013 at 12:26 PM, Eric Wolf <ebwolf at gmail.com> wrote:
>>
>>> proj.4 is the standard. It's used in pretty much everything. QGIS, uDIG,
>>> PostGIS, even ArcGIS. There are bindings for just about every programming
>>> language.
>>>
>>> GDAL/OGR has nice command line tools to manipulate GIS data files,
>>> including reprojection.
>>>
>>> -Eric
>>>
>>>
>>> -=--=---=----=----=---=--=-=--=---=----=---=--=-=-
>>> Eric B. Wolf                           720-334-7734
>>>
>>>
>>>
>>>
>>> On Fri, Mar 15, 2013 at 10:20 AM, Nate Hill <nathanielhill at gmail.com>wrote:
>>>
>>>> Anyone on the list done work with projection mapping software,
>>>> preferably free and open source?
>>>> It's something I'd like to play with.
>>>> If there are people around with any experience I'd love to get a group
>>>> together to chat about it and maybe learn a thing or two.
>>>> Any interest?
>>>>
>>>> --
>>>> Nate Hill
>>>> nathanielhill at gmail.com
>>>> http://4thfloor.chattlibrary.org/
>>>> http://www.natehill.net
>>>>
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>>
>>
>> --
>> Nate Hill
>> nathanielhill at gmail.com
>> http://4thfloor.chattlibrary.org/
>> http://www.natehill.net
>>
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