I thought the same thing. I'm actually working on a GIS heavy app right now, with PostGIS on the backend.<br><br><div class="gmail_quote">On Fri, Mar 15, 2013 at 12:46 PM, Eric Wolf <span dir="ltr"><<a href="mailto:ebwolf@gmail.com" target="_blank">ebwolf@gmail.com</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">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)<br>


</div><div class="gmail_extra"><div class="im"><br clear="all"><div>-=--=---=----=----=---=--=-=--=---=----=---=--=-=-<br>Eric B. Wolf                           <a href="tel:720-334-7734" value="+17203347734" target="_blank">720-334-7734</a><br>

<br><br></div>
<br><br></div><div><div class="h5"><div class="gmail_quote">On Fri, Mar 15, 2013 at 10:42 AM, Nate Hill <span dir="ltr"><<a href="mailto:nathanielhill@gmail.com" target="_blank">nathanielhill@gmail.com</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Either I *really* don't know what I'm talking about or we are thinking of different things, Eric.<div>I mean software for warping video and images so that you can project it onto surfaces that aren't flat.</div>



<div>random video of what i mean: <a href="http://vimeo.com/4238052" target="_blank">http://vimeo.com/4238052</a><div><div><br><br><div class="gmail_quote">On Fri, Mar 15, 2013 at 12:26 PM, Eric Wolf <span dir="ltr"><<a href="mailto:ebwolf@gmail.com" target="_blank">ebwolf@gmail.com</a>></span> wrote:<br>



<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>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.<br>



<br></div>GDAL/OGR has nice command line tools to manipulate GIS data files, including reprojection.<br>
<br></div><div>-Eric<br><br></div></div><div class="gmail_extra"><br clear="all"><div>-=--=---=----=----=---=--=-=--=---=----=---=--=-=-<br>Eric B. Wolf                           <a href="tel:720-334-7734" value="+17203347734" target="_blank">720-334-7734</a><br>



<br><br></div>
<br><br><div class="gmail_quote"><div><div>On Fri, Mar 15, 2013 at 10:20 AM, Nate Hill <span dir="ltr"><<a href="mailto:nathanielhill@gmail.com" target="_blank">nathanielhill@gmail.com</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div>
Anyone on the list done work with projection mapping software, preferably free and open source?<div>It's something I'd like to play with.</div><div>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.</div>





<div>Any interest?</div><span><font color="#888888"><div><div><br></div>-- <br>Nate Hill<br><a href="mailto:nathanielhill@gmail.com" target="_blank">nathanielhill@gmail.com</a><div><a href="http://4thfloor.chattlibrary.org/" target="_blank">http://4thfloor.chattlibrary.org/</a><br>





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