<div dir="auto"><div><br><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Nov 11, 2019, 06:12 Andrew Cunliffe <<a href="mailto:andrewmcunliffe@gmail.com">andrewmcunliffe@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Thanks for the help Andrew, <br></div><div><br></div><div>Unfortunately this pipeline {"type": "filters.hag", "count": 4, "delaunay": 'true'},
is still throwing exceptions (non-zero Python exit code).</div><div><br></div><div>I can imagine setting a larger count (e.g. 20-30) reduces the likelihood that the point under consideration lies beyond the interpolated TIN surface, but is it not possible to create a TIN from
<span style="font-size:11pt;line-height:107%;font-family:"Calibri",sans-serif">≥</span> 3 ground points? (Shouldn't this be fine as long as all the non-ground points lie within the extent of the triangle?)<br></div></div></blockquote></div></div><div dir="auto"><br></div><div dir="auto">Yes, but you have to choose the"right" points. I may be able to change things so that this parameter isn't necessary. If you can share your data, I'd love to use it as a test case and to experiment with the issue you're having.</div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><br></div></div>
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