<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; ">Wow, this is really interesting, I just downloaded the source and pre-read the tutorial you sent me too.<DIV><BR class="khtml-block-placeholder"></DIV><DIV>Has anyone used this module at all?</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>I'll try getting this to work on my Mac, any guidance building this to work with OS X, Williams Framework builds of GRASS would be appreciated!</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>I'll keep you posted.</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>cheers!</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Mars</DIV><DIV><BR><DIV><DIV>On 4-Apr-07, at 1:42 PM, Brad Douglas wrote:</DIV><BR class="Apple-interchange-newline"><BLOCKQUOTE type="cite"><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">On Wed, 2007-04-04 at 09:01 -0700, Aurora Geomatics wrote:</DIV> <BLOCKQUOTE type="cite"><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">I am wondering if there is some tool for GRASS or another OpenSource</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">application that is able to take two Photos, of differing zoom lengths</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">of a surface and produce a 3D DTM.</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">I am probably not explaining this well, but here is an example - with</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">downloadable brochure of examples....</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="http://www.fugrospatial.com.au/landsurvey_surface_mapping.htm">http://www.fugrospatial.com.au/landsurvey_surface_mapping.htm</A></DIV> </BLOCKQUOTE><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">An old module exists that does stereographic derivations:</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="http://grass.itc.it/gdp/stereo-grass/index.html">http://grass.itc.it/gdp/stereo-grass/index.html</A></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">--<SPAN class="Apple-converted-space"> </SPAN></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Brad Douglas <rez touchofmadness com><SPAN class="Apple-converted-space"> </SPAN>KB8UYR/6</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Address: 37.493,-121.924 / WGS84<SPAN class="Apple-converted-space"> </SPAN>National Map Corps #TNMC-3785</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">_______________________________________________</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">grassuser mailing list</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="mailto:grassuser@grass.itc.it">grassuser@grass.itc.it</A></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="http://grass.itc.it/mailman/listinfo/grassuser">http://grass.itc.it/mailman/listinfo/grassuser</A></DIV> </BLOCKQUOTE></DIV><BR><DIV> <SPAN class="Apple-style-span" style="border-collapse: separate; 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