<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:tahoma,sans-serif">The bug fix they are referring to (which was actually May 2019 not Sept 2019, my bad) has something to do with grids not being picked up, which feels like what's happening here.</div><div class="gmail_default" style="font-family:tahoma,sans-serif">Ticket raised <a href="https://github.com/PDAL/PDAL/issues/2779">https://github.com/PDAL/PDAL/issues/2779</a></div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Oct 9, 2019 at 7:44 PM Rebecca Clarke <<a href="mailto:rebecca@clarke.net.nz">rebecca@clarke.net.nz</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-family:tahoma,sans-serif">Hi Howard,</div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif">Thanks for the quick reply I installed these packages and it didn't fix the problem.</div><div style="font-family:tahoma,sans-serif">I'm specifying the grid shift file with the +geoidgrids.</div><div style="font-family:tahoma,sans-serif"><span class="gmail_default" style="font-family:tahoma,sans-serif"></span>I noticed on the PROJ site there was a bug fix in Sept 2019 that mentions geoidgrids, maybe that could be what's causing the issue here, but I need to investigate that further to understand it.</div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif">Thanks</div><div style="font-family:tahoma,sans-serif">Rebecca</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Oct 9, 2019 at 5:07 PM Howard Butler <<a href="mailto:howard@hobu.co" target="_blank">howard@hobu.co</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-size:large"></div><div style="font-size:large">I suspect you also need to install the proj-datumgrid package for conda</div><div style="font-size:large"><br></div><div style="font-size:large">> conda install -c conda-forge
<span>proj-datumgrid-oceania</span>
<span>proj-datumgrid-world</span> <br></div><div style="font-size:large"><br></div><div style="font-size:large">This should get you the grid shift files that OSGeo4W packages for you. Please file a ticket in the PDAL repository on this topic. We need to update our documentation to note this item if users expect to do any geodetic shift operations.</div><div style="font-size:large"><br></div><div style="font-size:large">Howard<br></div><div style="font-size:large"><a href="https://github.com/OSGeo/proj-datumgrid" target="_blank"></a>
</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Oct 8, 2019 at 9:17 PM Rebecca Clarke <<a href="mailto:rebecca@clarke.net.nz" target="_blank">rebecca@clarke.net.nz</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-family:tahoma,sans-serif">Hi fellow PDAL'ers</div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif">So after my post last week about OSGeo4W I reverted to Conda and I'm no longer getting the results I was getting in OSGeo4W. I would love some help troubleshooting as I feel like I'm overlooking something but not sure what.</div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif">I am doing a reprojection on a las file. When I run this command in the pdal version i have in OSGeo4W a file is created and the Z values have been correctly reprojected. When I run the exact same command in the conda environment, I get a file with data in it, but there has been no change/shift to the Z value.</div><div style="font-family:tahoma,sans-serif"><div><font color="#000000"><font face="tahoma, sans-serif"><span style="box-sizing:border-box"><br></span></font></font></div><div><font color="#000000"><font face="tahoma, sans-serif"><span style="box-sizing:border-box">OSGeo4W pdal version is 1.8.0</span></font></font></div><div><font color="#000000"><font face="tahoma, sans-serif"><span style="box-sizing:border-box">Conda pdal version is 2.0.1</span></font></font></div></div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif">This is the command:</div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif">pdal pipeline "C:/Rebecca/las/pipeline.json" --readers.las.filename="C:/Rebecca/las/BD38_5k_0201.las" --writers.las.filename="C:/Rebecca/las/BD38_5k_0201_NZVD2016.las" --filters.reprojection.out_srs="+init=EPSG:2193 +geoidgrids=C:/Rebecca/las/moturiki-1953-to-nzvd2016-conversion.gtx"<br></div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif">This is the contents of pipeline.json:</div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif">{<br> "pipeline" : <br> [<br> {<br> "type":"readers.las",<br> "filename":"#"<br> },<br> {<br> "type":"filters.reprojection",<br> "in_srs":"EPSG:2193",<br> "out_srs":"EPSG:2193"<br> }, <br> {<br> "type":"writers.las",<br> "filename":"#",<br> "a_srs":"EPSG:2193", <br> "forward":"all"<br> }<br> ]<br>}<br></div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif"><br></div><div><font color="#000000"><span style="font-family:tahoma,sans-serif">These are the packages which I installed in the conda environment after creation:</span><font face="tahoma, sans-serif"> <span style="box-sizing:border-box">pdal,</span> <span style="box-sizing:border-box">python</span><span style="box-sizing:border-box;font-weight:bold">-</span><span style="box-sizing:border-box">pdal,</span> <span style="box-sizing:border-box">gdal</span></font></font></div><div><font face="tahoma, sans-serif" color="#000000"><span style="box-sizing:border-box"><br></span></font></div><div><font face="tahoma, sans-serif" color="#000000"><span style="box-sizing:border-box">Would love any help.</span></font></div><div><font face="tahoma, sans-serif" color="#000000"><span style="box-sizing:border-box"><br></span></font></div><div><font face="tahoma, sans-serif" color="#000000"><span style="box-sizing:border-box">Thanks in advance.</span></font></div><div><font face="tahoma, sans-serif" color="#000000"><span style="box-sizing:border-box"><br></span></font></div><div><font face="tahoma, sans-serif" color="#000000"><span style="box-sizing:border-box">Rebecca</span></font></div><div style="font-family:tahoma,sans-serif"><br></div><div style="font-family:tahoma,sans-serif"><br></div></div>
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