<div dir="ltr">Michael,<div><br></div><div>we can look at these issues during our visit at ASU later this month - Vasek has done quite a bit of work on this and can give you an overview on what the best approach would be - see here abstract of his talk at FOSS4G NA </div><div><br></div><div><a href="https://2016.foss4g-na.org/session/grass-gis-loves-lidar">https://2016.foss4g-na.org/session/grass-gis-loves-lidar</a></div><div><br></div><div>Helena<br><div class="gmail_extra"><br><div class="gmail_quote">On Sun, May 1, 2016 at 1:21 AM, Michael Barton <span dir="ltr"><<a href="mailto:Michael.Barton@asu.edu" target="_blank">Michael.Barton@asu.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">
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<div>Unfortunately, the very important "ground" module (filtering for ground surface points) requires PCL, but perhaps not VTK which may be mainly for the "view"/visualization modules and functions. JSON is only needed for the "pipeline" module</div>
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<div>Michael</div>
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____________________</div>
<div style="font-variant:normal;letter-spacing:normal;line-height:normal;text-transform:none;white-space:normal;word-spacing:0px">
<font face="Helvetica" size="3">C. Michael Barton</font></div>
<div style="font-variant:normal;letter-spacing:normal;line-height:normal;text-transform:none;white-space:normal;word-spacing:0px">
<font face="Helvetica" size="3">Director, Center for Social Dynamics & Complexity </font></div>
<div style="font-variant:normal;letter-spacing:normal;line-height:normal;text-transform:none;white-space:normal;word-spacing:0px">
<font face="Helvetica" size="3">Professor of Anthropology, School of Human Evolution & Social Change</font></div>
<div><font face="Helvetica" size="3">Head, Graduate Faculty in Complex Adaptive Systems Science</font></div>
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<font face="Helvetica" size="3">Arizona State University</font></div>
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<font face="Helvetica" size="3"><font>voice: </font><font><a href="tel:480-965-6262" value="+14809656262" target="_blank">480-965-6262</a> (SHESC), <a href="tel:480-965-8130" value="+14809658130" target="_blank">480-965-8130</a>/727-9746 (CSDC)</font><br>
<font>fax: <a href="tel:480-965-7671" value="+14809657671" target="_blank">480-965-7671</a> (SHESC), <a href="tel:480-727-0709" value="+14807270709" target="_blank">480-727-0709</a> (CSDC)</font><br>
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<font face="Helvetica" size="3">www: <a href="http://www.public.asu.edu/~cmbarton" target="_blank">
http://www.public.asu.edu/~cmbarton</a>, <a href="http://csdc.asu.edu" target="_blank">http://csdc.asu.edu</a></font></div>
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<blockquote type="cite">
<div>On Apr 30, 2016, at 4:05 PM, <a href="mailto:grass-dev-request@lists.osgeo.org" target="_blank">
grass-dev-request@lists.osgeo.org</a> wrote:</div>
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<span style="font-family:-webkit-system-font,'Helvetica Neue',Helvetica,sans-serif;color:rgb(127,127,127)"><b>From:<span> </span></b></span><span style="font-family:-webkit-system-font,'Helvetica Neue',Helvetica,sans-serif">Sebastiaan
Couwenberg <<a href="mailto:sebastic@xs4all.nl" target="_blank">sebastic@xs4all.nl</a>><br>
</span></div>
<div style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;margin:0px">
<span style="font-family:-webkit-system-font,'Helvetica Neue',Helvetica,sans-serif;color:rgb(127,127,127)"><b>Subject:<span> </span></b></span><span style="font-family:-webkit-system-font,'Helvetica Neue',Helvetica,sans-serif"><b>Re:
[GRASS-dev] grass 7.2 planning</b><br>
</span></div>
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<span style="font-family:-webkit-system-font,'Helvetica Neue',Helvetica,sans-serif;color:rgb(127,127,127)"><b>Date:<span> </span></b></span><span style="font-family:-webkit-system-font,'Helvetica Neue',Helvetica,sans-serif">April
30, 2016 at 2:41:24 PM MST<br>
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<span style="font-family:-webkit-system-font,'Helvetica Neue',Helvetica,sans-serif;color:rgb(127,127,127)"><b>To:<span> </span></b></span><span style="font-family:-webkit-system-font,'Helvetica Neue',Helvetica,sans-serif"><<a href="mailto:grass-dev@lists.osgeo.org" target="_blank">grass-dev@lists.osgeo.org</a>><br>
</span></div>
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<br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">On
04/30/2016 11:22 PM, Markus Neteler wrote:</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
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Note that PDAL needs tons of extra packages including gl2ps, hexer,<br>
jsoncpp, laszip, netcdf-cxx, nitro, openni, pcl, points2grid, qhull,<br>
tinyxml, vtk, boost-date-time, boost-system.<br>
</blockquote>
<br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">You
only need all those dependencies if need all the PDAL plugins, core</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">PDAL
only requires GDAL, the other dependencies are optional.</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">The
pdal Debian package only enables the plugins for which the</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">dependencies
are available (greyhound, icebridge, python & sqlite). The</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">PCL
plugin pulls in the enormous and problematic VTK dependency chain</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">and
has been disabled in the Debian package despite the dependencies</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">being
available.</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">Kind
Regards,</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
<span style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">Bas</span><br style="font-family:BitstreamVeraSerif-Roman;font-size:13px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">
</div>
</blockquote>
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<br>_______________________________________________<br>
grass-dev mailing list<br>
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<a href="http://lists.osgeo.org/mailman/listinfo/grass-dev" rel="noreferrer" target="_blank">http://lists.osgeo.org/mailman/listinfo/grass-dev</a><br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><span style="font-family:Helvetica"><font size="1"><div>Helena Mitasova</div><div><div>Professor</div><div>Department of Marine, Earth and Atmospheric Sciences</div><div>North Carolina State University</div><div>1125 Jordan Hall</div><div>NCSU Box 8208</div><div>Raleigh, NC 27695-8208</div><div><a href="http://www4.ncsu.edu/~hmitaso/" target="_blank">http://www4.ncsu.edu/~hmitaso/</a></div><div><a href="http://geospatial.ncsu.edu/" target="_blank">http://geospatial.ncsu.edu/</a></div><div><br></div><div>email: <a href="mailto:hmitaso@ncsu.edu" target="_blank">hmitaso@ncsu.edu</a></div><div>ph: 919-513-1327 (no voicemail)</div><div>fax 919 515-7802</div></div></font></span></div></div></div></div>
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