<div dir="auto">Vtk7.1 has some new point cloud filters. For Example See <a href="http://www.vtk.org/Wiki/VTK/Examples/Cxx/Points/ExtractSurface">http://www.vtk.org/Wiki/VTK/Examples/Cxx/Points/ExtractSurface</a></div><div class="gmail_extra"><br><div class="gmail_quote">On Mar 31, 2017 7:15 AM, "Schober Beatrix [STEMMER IMAGING GmbH]" <<a href="mailto:b.schober@stemmer-imaging.de">b.schober@stemmer-imaging.de</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">





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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif">Hi all,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif">I have a laser point cloud  (txt file with xyz values) of which I generate a vtkPolyData with points. I am running Delaunay2D on it to get a surface.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif">For 360.000 points vtkDelaunay2D takes around 2 minutes. As this number of points is a small point cloud, this is too long for a customer application.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif">Any hints, how to increase computation speed?<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif">Thank you very much in advance!<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif">Bea<u></u><u></u></span></p>
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<p style="FONT-SIZE:10pt;FONT-FAMILY:Arial"><strong><em>Beatrix Schober</em></strong><br>
Image Acquisition Development <br>
<br>
<strong>STEMMER IMAGING</strong> | Telefon: <a href="tel:+49%2089%2080902750" value="+498980902750" target="_blank">+49 89 80902-750</a><br>
<a style="COLOR:#0072bc" href="mailto:b.schober@stemmer-imaging.de" target="_blank">b.schober@stemmer-imaging.de</a> |
<a style="COLOR:#0072bc" href="http://www.stemmer-imaging.de" target="_blank">www.stemmer-imaging.de</a></p>
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